Revert "Cleaned up Zeny manipulation in scripts."

Reverted due to a serious regression.
I'll commit this again once I fixed the issue in the script engine.
Sorry for the inconvenience.

This reverts commit 4faa0ec9df7067cee3eb1c1953fccc6c2f842179.

Signed-off-by: Haru <haru@dotalux.com>

37 files changed, 88 insertions, 88 deletions

diff --git a/npc/re/cities/brasilis.txt b/npc/re/cities/brasilis.txt
index 4bd42661f..fe9f768c4 100644
--- a/npc/re/cities/brasilis.txt
+++ b/npc/re/cities/brasilis.txt
@@ -31,7 +31,7 @@ alberta,246,82,3	script	Crewman#bra2	4W_SAILOR,{
 		if (Zeny > 9999) {
 			mes "[Crewman]";
 			mes "Cool~!! Let's go~!";
-			Zeny -=10000;
+			set Zeny, Zeny-10000;
 			close2;
 			warp "brasilis",314,60;
 			end;
@@ -145,7 +145,7 @@ brasilis,137,77,5	script	Ice-Cream Maker	4_M_03,{
 			mes "Lighten your pack before buying this.";
 			close;
 		}
-		Zeny -=.@icecream_hap;
+		set Zeny, Zeny-.@icecream_hap;
 		getitem 536,.@input; //Ice_Cream
 		close;
 	case 2:
diff --git a/npc/re/cities/dewata.txt b/npc/re/cities/dewata.txt
index 1205a4de1..a0fa10275 100644
--- a/npc/re/cities/dewata.txt
+++ b/npc/re/cities/dewata.txt
@@ -29,7 +29,7 @@ alberta,212,202,4	script	Dewata Sailor#alberta	4_M_DEWMAN,{
 			mes "^8B4513Dewata^000000 is a beautiful and peaceful island country.";
 			mes "Have a nice trip~";
 			close2;
-			Zeny -= 10000;
+			set Zeny, Zeny - 10000;
 			warp "dewata",232,53;
 			end;
 		} else {
@@ -296,7 +296,7 @@ dewata,146,109,5	script	Restauranteur#dew	4_COOK,{
 			}
 			mes "[Restauranteur]";
 			mes "Here's your "+getitemname(.@food)+", you won't regret it!";
-			Zeny -= 5000;
+			set Zeny, Zeny - 5000;
 			getitem .@food,1;
 			close;
 		case 2:
@@ -509,7 +509,7 @@ dewata,89,191,6	script	Small Shrine#dew1	CLEAR_NPC,{
 		mes "You make a wish for ^0000FF" + .@wish$ + "^000000 to the small shrine.";
 		next;
 		callsub L_Wish;
-		Zeny -= .@input;
+		set Zeny, Zeny - .@input;
 		if (.@stat & 1 && .@bonus)
 			consumeitem 12043; //Str_Dish03
 		else if (.@stat & 2 && .@bonus)
diff --git a/npc/re/cities/dicastes.txt b/npc/re/cities/dicastes.txt
index 09397c0e5..f46ce2651 100644
--- a/npc/re/cities/dicastes.txt
+++ b/npc/re/cities/dicastes.txt
@@ -653,7 +653,7 @@ dicastes01,202,197,4	script	Crazy Venknick#fihsing1	4_MAN_BENKUNI,{
 			close;
 			close; 
 		}
-		Zeny -=5000;
+		set Zeny, Zeny-5000;
 		mes "[Crazy Venknick]";
 		mes "Thanks.";
 		emotion e_gg,0,"Complaining Galten#fihs";
diff --git a/npc/re/cities/eclage.txt b/npc/re/cities/eclage.txt
index e637b67d5..009f87ab3 100644
--- a/npc/re/cities/eclage.txt
+++ b/npc/re/cities/eclage.txt
@@ -438,7 +438,7 @@ ecl_in02,164,56,2	script	Receptionist#Laphine	4_F_FAIRYKID2,{
 				mes "It seems like you don't have enough zeny. Would you check your account again, please?";
 				close;
 			}
-			Zeny -=5000;
+			set Zeny, Zeny-5000;
 			break;
 		case 3:
 			close;
diff --git a/npc/re/cities/malangdo.txt b/npc/re/cities/malangdo.txt
index ae5d8b48c..6e6e8749a 100644
--- a/npc/re/cities/malangdo.txt
+++ b/npc/re/cities/malangdo.txt
@@ -199,7 +199,7 @@ mora,57,150,4	duplicate(Dolangmal)	Dolangmal#9	4_CAT_DOWN
 		mes "Money? Where is the money? You can't go anywhere without the money. Shame on you.";
 		close;
 	}
-	Zeny -= .@price;
+	set Zeny, Zeny - .@price;
 	mes "[Odgnalam]";
 	mes "Let me send you right away. Let's go~";
 	warp "malangdo",217,85;
@@ -273,7 +273,7 @@ malangdo,219,86,4	script	Kong#malang	4_CAT_SAILOR2,{
 		mes .@no_money$;
 		close;
 	}
-	Zeny -= .@price;
+	set Zeny, Zeny - .@price;
 	mes .@yes_money$;
 	if (.@i == 1)
 		warp "izlude",195,212;
diff --git a/npc/re/cities/malaya.txt b/npc/re/cities/malaya.txt
index 8eb9ad77e..ae746e7d2 100644
--- a/npc/re/cities/malaya.txt
+++ b/npc/re/cities/malaya.txt
@@ -49,7 +49,7 @@ alberta,196,202,3	script	Optamara Crew#alberta	4W_SAILOR,{
 		mes "[Optamara Crew]";
 		mes "Great!";
 		mes "Heading for Port Malaya!!";
-		Zeny -=10000;
+		set Zeny, Zeny-10000;
 		close2;
 		warp "malaya",271,55;
 		end;
@@ -124,7 +124,7 @@ ma_in01,30,94,4	script	Inn Keeper#ma	4_F_MALAYA,{
 		mes "[Inn Keeper]";
 		mes "Hope you enjoy your stay.";
 		close2;
-		Zeny -=5000;
+		set Zeny, Zeny-5000;
 		percentheal 100,100;
 		warp "ma_in01",43,98;
 		end;
diff --git a/npc/re/cities/mora.txt b/npc/re/cities/mora.txt
index 91b1e132f..64f315fa9 100644
--- a/npc/re/cities/mora.txt
+++ b/npc/re/cities/mora.txt
@@ -453,7 +453,7 @@ mora,140,186,3	script	Raffle Philosopher	4_M_RAFLE_OLD,{
 	mes "[Raffle Philosopher]";
 	mes "The quote I'm going to tell you is...";
 	mes "Let's see... Wait a second.";
-	Zeny -=.@input;
+	set Zeny, Zeny-.@input;
 	next;
 	mes ". . . . . . . . .";
 	next;
@@ -1021,9 +1021,9 @@ mora,140,186,3	script	Raffle Philosopher	4_M_RAFLE_OLD,{
 	next;
 	mes "You feel somebody rummaging through your pockets before you pass out.";
 	if (Zeny >= 5000)
-		Zeny -=5000;
+		set Zeny, Zeny-5000;
 	else
-		Zeny = 0;
+		set Zeny, 0;
 	close2;
 	percentheal -99,0;
 	warp "mora",31,132;
@@ -1120,7 +1120,7 @@ mora,43,127,3	script	Innkeeper#mora_inn	4_M_RAFLE_OR,{
 			mes "[Innkeeper]";
 			mes "Make yourself at home.";
 			close2;
-			Zeny -=5000;
+			set Zeny, Zeny-5000;
 			percentheal 100,100;
 			warp "mora",32,123;
 			end;
@@ -1176,7 +1176,7 @@ mora,48,128,0	script	Drawer#mora_warehouse	HIDDEN_NPC,{
 			mes "- You don't seem to have 100 zeny with you. -";
 			close;
 		}
-		Zeny -=100;
+		set Zeny, Zeny-100;
 		openstorage;
 		close;
 	case 2:
diff --git a/npc/re/guild/invest_main.txt b/npc/re/guild/invest_main.txt
index 438947271..0a9e4105b 100644
--- a/npc/re/guild/invest_main.txt
+++ b/npc/re/guild/invest_main.txt
@@ -163,7 +163,7 @@ function	script	F_Invest_Abyss	{
 		mes getarg(1);
 		mes "You've invested "+.@units+" unit"+((.@units == 1)?"":"s")+" "+((.@units < 100)?.@units:insertchar(""+.@units,",",1))+"0,000 Zeny"+getarg(2,"")+".";
 		mes "Not much but this is a small gift. You can exchange it with items in Malangdo.";
-		Zeny -=.@zeny;
+		set Zeny, Zeny-.@zeny;
 		setd getarg(0), getd(getarg(0)) + .@units;
 		getitem 6488,.@units; //Thanks_Invest_Ticket
 		close;
@@ -990,7 +990,7 @@ OnAgitInvest:
 		}
 		mes .@n$;
 		mes "I'm sending you to the "+.@realm$+" Agit Dungeon "+.@i+"F.";
-		Zeny -=10000;
+		set Zeny, Zeny-10000;
 		setd "$fund_"+.@npc$+"_extra", getd("$fund_"+.@npc$+"_extra") + 1;
 		close2;
 		if (compare(strnpcinfo(2),"alde"))
diff --git a/npc/re/jobs/3-1/guillotine_cross.txt b/npc/re/jobs/3-1/guillotine_cross.txt
index df51c3496..2d106dc4a 100644
--- a/npc/re/jobs/3-1/guillotine_cross.txt
+++ b/npc/re/jobs/3-1/guillotine_cross.txt
@@ -243,7 +243,7 @@ job3_guil01,82,95,3	script	Daora#3rdgc02	4_F_DESERT,{
 				mes "[Daora]";
 				if (Zeny > 799) {
 					mes "Here you are, take it.";
-					Zeny -= 800;
+					set Zeny, Zeny - 800;
 					getitem 12112,1; //Tropical_Sograt
 					close;
 				}
@@ -253,7 +253,7 @@ job3_guil01,82,95,3	script	Daora#3rdgc02	4_F_DESERT,{
 				mes "[Daora]";
 				if (Zeny > 799) {
 					mes "Here you are, take it.";
-					Zeny -= 800;
+					set Zeny, Zeny - 800;
 					getitem 12113,1; //Vermilion_The_Beach
 					close;
 				}
@@ -697,7 +697,7 @@ job3_guil01,82,95,3	script	Daora#3rdgc02	4_F_DESERT,{
 					if (Zeny > 499) {
 						mes "Here you are. Milk.";
 						mes "Then take a rest.";
-						Zeny -= 500;
+						set Zeny, Zeny - 500;
 						getitem 519,1; //Milk
 						close;
 					}
@@ -737,7 +737,7 @@ job3_guil01,82,95,3	script	Daora#3rdgc02	4_F_DESERT,{
 			mes "[Daora]";
 			if (Zeny > 799) {
 				mes "Here you are, take it.";
-				Zeny -= 800;
+				set Zeny, Zeny - 800;
 				getitem 12112,1; //Tropical_Sograt
 				close;
 			}
@@ -747,7 +747,7 @@ job3_guil01,82,95,3	script	Daora#3rdgc02	4_F_DESERT,{
 			mes "[Daora]";
 			if (Zeny > 799) {
 				mes "Here you are, take it.";
-				Zeny -= 800;
+				set Zeny, Zeny - 800;
 				getitem 12113,1; //Vermilion_The_Beach
 				close;
 			}
@@ -764,7 +764,7 @@ job3_guil01,82,95,3	script	Daora#3rdgc02	4_F_DESERT,{
 				if (Zeny > 499) {
 					mes "I feel sorry to take 500 zeny per bottle, but I have to.";
 					mes "It's very hard to get milk in Veins.";
-					Zeny -= 500;
+					set Zeny, Zeny - 500;
 					getitem 519,1; //Milk
 					close;
 				}
@@ -799,7 +799,7 @@ job3_guil01,82,95,3	script	Daora#3rdgc02	4_F_DESERT,{
 			mes "[Daora]";
 			if (Zeny > 999) {
 				mes "Here you are, take it.";
-				Zeny -= 1000;
+				set Zeny, Zeny - 1000;
 				getitem 12112,1; //Tropical_Sograt
 				close;
 			}
@@ -809,7 +809,7 @@ job3_guil01,82,95,3	script	Daora#3rdgc02	4_F_DESERT,{
 			mes "[Daora]";
 			if (Zeny > 999) {
 				mes "Here you are, take it.";
-				Zeny -= 1000;
+				set Zeny, Zeny - 1000;
 				getitem 12113,1; //Vermilion_The_Beach
 				close;
 			}
@@ -1289,7 +1289,7 @@ ve_in,228,108,3	script	Waitress#3rdgc04	1_F_PUBGIRL,{
 							mes "[Waitress]";
 							mes "Oh by the way, my name is Madelle.";
 							mes "I hope you remember my name.";
-							Zeny -= 5000;
+							set Zeny, Zeny - 5000;
 							setquest 7112;
 							next;
 							mes "- Madelle's information is attached to a quest board. What information have I collected? -";
diff --git a/npc/re/jobs/3-2/shadow_chaser.txt b/npc/re/jobs/3-2/shadow_chaser.txt
index 230d5b49c..772570cca 100644
--- a/npc/re/jobs/3-2/shadow_chaser.txt
+++ b/npc/re/jobs/3-2/shadow_chaser.txt
@@ -2304,7 +2304,7 @@ s_atelier,29,119,3	script	Max#sc05_prt	4W_M_01,{
 			mes "Good luck!";
 			delitem 7150,.@i[2]; //Bamboo_Cut
 			delitem 949,.@i[3]; //Feather
-			Zeny -= .@i[4];
+			set Zeny, Zeny - .@i[4];
 			getitem .@i[1],1; //Makeover_Brush,Paint_Brush
 			close;
 		}
@@ -2357,7 +2357,7 @@ s_atelier,136,70,3	script	Titika#sc09_ra	4_F_CHILD,{
 			mes "I'll exchange it with the goods that I made.";
 			delitem 7150,.@i[2]; //Bamboo_Cut
 			delitem 949,.@i[3]; //Feather
-			Zeny -= .@i[4];
+			set Zeny, Zeny - .@i[4];
 			getitem .@i[1],1; //Makeover_Brush,Paint_Brush
 			close;
 		}
@@ -2407,7 +2407,7 @@ s_atelier,124,128,3	script	RimiGX#sc07_yuno	4_F_LGTGIRL,{
 			mes "It will be fast when I exchange the stuff made?";
 			delitem 7150,.@i[2]; //Bamboo_Cut
 			delitem 949,.@i[3]; //Feather
-			Zeny -= .@i[4];
+			set Zeny, Zeny - .@i[4];
 			getitem .@i[1],1; //Makeover_Brush,Paint_Brush
 			close;
 		}
@@ -2457,7 +2457,7 @@ s_atelier,26,68,3	script	Vito#sc11_lgt	4_M_KHMAN,{
 			mes "I'm going to exchange the blush I made before.";
 			delitem 7150,.@i[2]; //Bamboo_Cut
 			delitem 949,.@i[3]; //Feather
-			Zeny -= .@i[4];
+			set Zeny, Zeny - .@i[4];
 			getitem .@i[1],1; //Makeover_Brush,Paint_Brush
 			close;
 		}
diff --git a/npc/re/jobs/novice/supernovice_ex.txt b/npc/re/jobs/novice/supernovice_ex.txt
index 05d98dc96..3a8dad744 100644
--- a/npc/re/jobs/novice/supernovice_ex.txt
+++ b/npc/re/jobs/novice/supernovice_ex.txt
@@ -653,7 +653,7 @@ airplane,33,47,5	script	Nudor#sp2	4_F_NOVICE,{
 		mes "Woa~!! "+.@n+" Zeny! This helped me so much~ Tehee~";
 		mes "I can't believe it...";
 		changequest 5099,5100;
-		Zeny -= .@n;
+		set Zeny, Zeny - .@n;
 		if (.@i < 5) set EXSUPNOV_Q_, .@i;
 		else {
 			if (.@n > 1000000) set EXSUPNOV_Q_,4;
diff --git a/npc/re/merchants/3rd_trader.txt b/npc/re/merchants/3rd_trader.txt
index 185aa4e8c..b63fca71c 100644
--- a/npc/re/merchants/3rd_trader.txt
+++ b/npc/re/merchants/3rd_trader.txt
@@ -73,7 +73,7 @@
 		mes "Check how much money you have first.";
 		close;
 	}
-	Zeny -= .@total;
+	set Zeny, Zeny - .@total;
 	getitem .@item, .@amount;
 	mes "[Poison Herb Merchant]";
 	mes "Thank you. Come back again~!";
@@ -141,7 +141,7 @@ lhz_in02,16,205,4	duplicate(phs)	Poison Herb Merchant#lhz	4_F_YUNYANG
 		mes "It doesn't seem like you are able to carry it all, why are you trying it?!";
 		close;
 	}
-	Zeny -= .@total;
+	set Zeny, Zeny - .@total;
 	getitem .@item, .@amount;
 	mes "[Rune Merchant]";
 	mes "Thank you.";
@@ -204,7 +204,7 @@ job3_guil01,91,93,3	script	Rare Herb Collector	1_M_03,{
 			mes "[Rare Poison Herb Collector]";
 			mes "Good. I've received the money and the special item.";
 			delitem .@item, .@amount;
-			Zeny -= .@total;
+			set Zeny, Zeny - .@total;
 			getitem 709, .@amount; //Izidor
 			close;
 		}
@@ -254,7 +254,7 @@ job3_guil01,91,93,3	script	Rare Herb Collector	1_M_03,{
 		mes "You don't have enough space in your inventory to buy this amount.";
 		close;
 	}
-	Zeny -=(.@amount*200);
+	set Zeny, Zeny-(.@amount*200);
 	getitem .@itemid[.@i],.@amount;
 	mes "Thank you very much. See you~!";
 	close;
diff --git a/npc/re/merchants/advanced_refiner.txt b/npc/re/merchants/advanced_refiner.txt
index 8afe3e152..fd6602eda 100644
--- a/npc/re/merchants/advanced_refiner.txt
+++ b/npc/re/merchants/advanced_refiner.txt
@@ -154,7 +154,7 @@ malangdo,221,174,6	script	Holink#mal_cash	4_CAT_ADV1,{
 		close;
 	}
 	delitem .@material,1;
-	Zeny -=.@price;
+	set Zeny, Zeny-.@price;
 	if (getequippercentrefinery(.@part) > rand(100) || getequippercentrefinery(.@part) > rand(100)) {
 		successrefitem .@part;
 		mes "[Holink]";
diff --git a/npc/re/merchants/alchemist.txt b/npc/re/merchants/alchemist.txt
index ed2c0c20a..7569fe0b3 100644
--- a/npc/re/merchants/alchemist.txt
+++ b/npc/re/merchants/alchemist.txt
@@ -106,7 +106,7 @@ alde_alche,31,186,3	script	Craft Book Merchant#alde	4_M_ALCHE_D,{
 		}
 		mes "[Craft Book Merchant]";
 		mes "Thank you for your patronage.";
-		Zeny -= .@total;
+		set Zeny,Zeny - .@total;
 		getitem .@item,.@amount;
 		close;
 	}
diff --git a/npc/re/merchants/blessed_refiner.txt b/npc/re/merchants/blessed_refiner.txt
index a0205a98e..c5d198457 100644
--- a/npc/re/merchants/blessed_refiner.txt
+++ b/npc/re/merchants/blessed_refiner.txt
@@ -135,7 +135,7 @@
 		close;
 	}
 	delitem .@material,1;
-	Zeny -=.@price;
+	set Zeny, Zeny-.@price;
 	mes "[Blacksmith Dister]";
 	mes "Tac! Tac! Tac!";
 	if (getequippercentrefinery(.@part) > rand(100) || getequippercentrefinery(.@part) > rand(100)) {
diff --git a/npc/re/merchants/card_separation.txt b/npc/re/merchants/card_separation.txt
index 9954476ca..933839bec 100644
--- a/npc/re/merchants/card_separation.txt
+++ b/npc/re/merchants/card_separation.txt
@@ -200,7 +200,7 @@
 			set .@sf_c_num,150;
 			set .@sf_r_num,150;
 			set .@sf_w_num,150;
-			Zeny -= 1000000;
+			set Zeny, Zeny - 1000000;
 			break;
 		case 3:
 			if (countitem(6441) == 0) {
diff --git a/npc/re/merchants/catalog.txt b/npc/re/merchants/catalog.txt
index 3ef33e953..91936bd35 100644
--- a/npc/re/merchants/catalog.txt
+++ b/npc/re/merchants/catalog.txt
@@ -74,7 +74,7 @@ moc_para01,22,16,5	script	Catalog Magician#catal01	4_M_BIBI,{
 			close;
 		}
 		mes "Ok, here you go.";
-		Zeny -= .@sell;
+		set Zeny, Zeny - .@sell;
 		getitem 12580,.@input; //Vending_Search_Scroll
 		close;
 	case 2:
diff --git a/npc/re/merchants/diamond.txt b/npc/re/merchants/diamond.txt
index eda1740ca..e3efa5247 100644
--- a/npc/re/merchants/diamond.txt
+++ b/npc/re/merchants/diamond.txt
@@ -140,7 +140,7 @@
 					mes "501,000,000 zeny.";
 					mes "Amount has been confirmed.";
 					emotion e_loud;
-					Zeny -= 501000000;
+					set Zeny, Zeny - 501000000;
 					getitem 6024, 1;
 					next;
 
@@ -220,7 +220,7 @@
 				mes "come back anytime with 500 million zeny.";
 				emotion e_thx;
 				delitem 6024, 1;
-				Zeny += 499000000;
+				set Zeny, Zeny + 499000000;
 				close;
 			}
 			else {
diff --git a/npc/re/merchants/enchan_mora.txt b/npc/re/merchants/enchan_mora.txt
index a2fe7f3cd..d986b047f 100644
--- a/npc/re/merchants/enchan_mora.txt
+++ b/npc/re/merchants/enchan_mora.txt
@@ -1100,7 +1100,7 @@ L_Socket:
 			close;
 		}
 		delitem 6380,1; //Mora_Coin
-		Zeny -=100000;
+		set Zeny, Zeny-100000;
 		delequip .@part;
 		if (.@enchant == 9) {
 			specialeffect2 EF_SUI_EXPLOSION;
@@ -1135,7 +1135,7 @@ L_Socket:
 		mes "[Artifact Researcher]";
 		mes "The ability to enhance remains.";
 		delitem 6380,1; //Mora_Coin
-		Zeny -=100000;
+		set Zeny, Zeny-100000;
 		delequip .@part;
 
 //		GetNonSlotItemSock2 .@equip_refine .@equip_id .@equip_card[0] .@equip_card[1] .@equip_card[2] .@equip_card[3]
diff --git a/npc/re/merchants/enchan_upg.txt b/npc/re/merchants/enchan_upg.txt
index fd8863776..c72479f38 100644
--- a/npc/re/merchants/enchan_upg.txt
+++ b/npc/re/merchants/enchan_upg.txt
@@ -250,7 +250,7 @@ prt_in,28,73,3	script	Devil Enchant Master#prq	1_M_SMITH,{
 		}
 		specialeffect EF_REPAIRWEAPON;
 		mes "I initialized the enchant effects.";
-		Zeny -= 100000;
+		set Zeny, Zeny - 100000;
 		delequip .@part;
 
 //		GetNonSlotItemSock2 .@equip_refine .@equip_id .@equip_card[0] .@equip_card[1] .@equip_card[2] 0
diff --git a/npc/re/merchants/flute.txt b/npc/re/merchants/flute.txt
index 1e20a2001..03ef82559 100644
--- a/npc/re/merchants/flute.txt
+++ b/npc/re/merchants/flute.txt
@@ -63,7 +63,7 @@
 			mes "[Falcon Flute Trader]";
 			mes "Here, take this flute.";
 			mes "With it you can whistle for your Falcon from anywhere.";
-		  	Zeny -= .@price;
+		  	set Zeny, Zeny - .@price;
 			getitem 12848,1; //Falcon_Flute
 			next;
 			mes "[Falcon Flute Trader]";
@@ -115,7 +115,7 @@ tur_dun01,89,170,5	script	Expert Flute Crafter	1_M_ORIENT01,{
 				mes "Here's the new Wolf Flute.";
 				mes "Hope you are ready to use it.";
 				delitem 7150,1; //Bamboo_Cut
-				Zeny -=100000;
+				set Zeny, Zeny-100000;
 				getitem 6124,1; //Wolf's_Flute
 				close;
 			}
diff --git a/npc/re/merchants/hd_refiner.txt b/npc/re/merchants/hd_refiner.txt
index 3212333f7..c55917f4f 100644
--- a/npc/re/merchants/hd_refiner.txt
+++ b/npc/re/merchants/hd_refiner.txt
@@ -118,7 +118,7 @@
 		close;
 	}
 	delitem .@material,1;
-	Zeny -=.@price;
+	set Zeny, Zeny-.@price;
 	mes "[Blacksmith Mighty Hammer]";
 	mes "Tac! Tac! Tac!";
 	if (getequippercentrefinery(.@part) > rand(100) || getequippercentrefinery(.@part) > rand(100)) {
@@ -270,7 +270,7 @@ lhz_in02,280,19,3	duplicate(MightyHammer)	Mighty Hammer#lhz	4_M_DWARF
 		close;
 	}
 	delitem .@material,1;
-	Zeny -=.@price;
+	set Zeny, Zeny-.@price;
 	mes "Pow! Pow! Pow! Pow!";
 	if (getequippercentrefinery(.@part) > rand(100) || getequippercentrefinery(.@part) > rand(100)) {
 		successrefitem .@part;
diff --git a/npc/re/merchants/inn.txt b/npc/re/merchants/inn.txt
index 3d6a2bcb2..dcd08ae5e 100644
--- a/npc/re/merchants/inn.txt
+++ b/npc/re/merchants/inn.txt
@@ -38,7 +38,7 @@ bra_in01,27,24,3	script	Hotel Keeper#bra1	4_F_BRZ_WOMAN,{
 			mes "[Hotel Keeper]";
 			mes "I will show you a great room.";
 			close2;
-			Zeny -=5000;
+			set Zeny, Zeny-5000;
 			percentheal 100,100;
 			warp "bra_in01",144,69;
 			end;
diff --git a/npc/re/merchants/quivers.txt b/npc/re/merchants/quivers.txt
index 54a4e221f..1e4c226fb 100644
--- a/npc/re/merchants/quivers.txt
+++ b/npc/re/merchants/quivers.txt
@@ -113,7 +113,7 @@ S_BuyQuiver:
 	mes "There is ^3131FFsomething you need to know^000000 - try to remember it.";
 	mes "^FF0000You can't use quivers when your encumbrance is over 70%.^000000";
 	mes "You'd better keep that in mind, or you might be in trouble later.";
-	Zeny -=.@arrow_zeny01;
+	set Zeny, Zeny-.@arrow_zeny01;
 	delitem getarg(0),.@arrows_used;
 	getitem getarg(3),.@quiver;
 	close;
diff --git a/npc/re/merchants/refine.txt b/npc/re/merchants/refine.txt
index 4c1d2b0f0..fa5bab042 100644
--- a/npc/re/merchants/refine.txt
+++ b/npc/re/merchants/refine.txt
@@ -156,7 +156,7 @@ function	script	refinenew	{
 			mes "Please come back when you have them.";
 			close;
 		}
-		Zeny -= .@price;
+		set Zeny,Zeny - .@price;
 		delitem .@material,1;
 
 		//custom checks
@@ -272,7 +272,7 @@ function	script	refinenew	{
 		mes "Please come back when you have them.";
 		close;
 	}
-	Zeny -= .@fullprice;
+	set Zeny,Zeny - .@fullprice;
 	delitem .@material,.@refinecnt;
 	while(.@refinecnt){
 		if (getequipisequiped(.@part) == 0) {
@@ -368,7 +368,7 @@ function	script	refinenew	{
 	}
 	if (countitem(.@i[0]) >= .@i[1] && Zeny >= 50000) {
 		delitem .@i[0],.@i[1];
-		Zeny -= 50000;
+		set Zeny, Zeny - 50000;
 		getitem .@i[2],1;
 		mes "[Austri]";
 		if (.@i[0] == 6090) {
@@ -517,7 +517,7 @@ malangdo,224,172,6	script	Clink#mal_normal	4_CAT_SAILOR1,{
 		close;
 	}
 	delitem .@material,1;
-	Zeny -=.@price;
+	set Zeny, Zeny-.@price;
 	if (getequippercentrefinery(.@part) <= rand(100)) {
 		failedrefitem .@part;
 		mes "[Clink]";
diff --git a/npc/re/quests/eden/eden_iro.txt b/npc/re/quests/eden/eden_iro.txt
index 904cd670f..b4400854f 100644
--- a/npc/re/quests/eden/eden_iro.txt
+++ b/npc/re/quests/eden/eden_iro.txt
@@ -63,7 +63,7 @@ moc_para01,14,32,5	script	Aperture#acolytewarp	4_F_01,{
 		specialeffect2 EF_TELEPORTATION;
 		specialeffect2 EF_PORTAL;
 		next;
-		Zeny -= .@cost[.@i];
+		set Zeny, Zeny - .@cost[.@i];
 		switch(.@i) {
 			case 0: warp "prontera",116,72; break;
 			case 1: warp "izlude",128,98; break;
@@ -585,7 +585,7 @@ moc_para01,174,33,3	script	Bathory#2012spirits	BATHORY,{
 		mes "[Bathory]";
 		mes "Alright, hold on tight!";
 		close2;
-		Zeny -=1000;
+		set Zeny, Zeny-1000;
 		warp "niflheim",194,185;
 		end;
 	case 2:
diff --git a/npc/re/quests/eden/eden_quests.txt b/npc/re/quests/eden/eden_quests.txt
index cebd70b87..c96d5a049 100644
--- a/npc/re/quests/eden/eden_quests.txt
+++ b/npc/re/quests/eden/eden_quests.txt
@@ -3622,7 +3622,7 @@ moc_para01,179,44,3	script	Chef	4_M_CHNCOOK,{
 					next;
 					mes "- After eating the meal, You feel a little bit full.";
 					mes "You've recovered some HP and SP. -";
-					Zeny -= 2700;
+					set Zeny, Zeny - 2700;
 					percentheal 50,0;
 					percentheal 0,50;
 					close;
@@ -3639,7 +3639,7 @@ moc_para01,179,44,3	script	Chef	4_M_CHNCOOK,{
 				next;
 				mes "- After eating the meal, You feel a little bit full.";
 				mes "You've recovered some HP and SP. -";
-				Zeny -= 3000;
+				set Zeny, Zeny - 3000;
 				percentheal 50,0;
 				percentheal 0,50;
 				close;
@@ -3661,7 +3661,7 @@ moc_para01,179,44,3	script	Chef	4_M_CHNCOOK,{
 					next;
 					mes "- After eating the meal, You feel a little bit full.";
 					mes "You've recovered some HP and SP. -";
-					Zeny -= 3600;
+					set Zeny, Zeny - 3600;
 					percentheal 75,0;
 					percentheal 0,75;
 					close;
@@ -3678,7 +3678,7 @@ moc_para01,179,44,3	script	Chef	4_M_CHNCOOK,{
 				next;
 				mes "- After eating the meal, You feel a little bit full.";
 				mes "You've recovered some HP and SP. -";
-				Zeny -= 4000;
+				set Zeny, Zeny - 4000;
 				percentheal 75,0;
 				percentheal 0,75;
 				close;
@@ -3697,7 +3697,7 @@ moc_para01,179,44,3	script	Chef	4_M_CHNCOOK,{
 					mes "- The Rib Eye Roll is grilled on the oak.";
 					mes "- After eating the meal, You feel a little bit full.";
 					mes "You've recovered your HP and SP. -";
-					Zeny -= 4500;
+					set Zeny, Zeny - 4500;
 					percentheal 100,0;
 					percentheal 0,100;
 					close;
@@ -3716,7 +3716,7 @@ moc_para01,179,44,3	script	Chef	4_M_CHNCOOK,{
 				mes "- The Rib Eye Roll is grilled on the oak.";
 				mes "- After eating the meal, You feel a little bit full.";
 				mes "You've recovered your HP and SP. -";
-				Zeny -= 5000;
+				set Zeny, Zeny - 5000;
 				percentheal 100,0;
 				percentheal 0,100;
 				close;
@@ -4580,7 +4580,7 @@ moc_para01,111,83,3	script	Toren	2_M_OLDBLSMITH,{
 						mes "You dont have enough zeny.";
 						close;
 					}
-					Zeny -= 250000;
+					set Zeny, Zeny - 250000;
 					getitem .@check[.@i],1;
 					mes "[Toren]";
 					mes "These advanced gears are not easy to make, please take better care of this one.";
@@ -4764,7 +4764,7 @@ moc_para01,112,79,3	script	Weapons Expert	4_M_REPAIR,{
 					mes "Wait... Your Class doesn't have a weapon.";
 					close;
 				}
-				Zeny -= 250000;
+				set Zeny, Zeny - 250000;
 				if (BaseClass == Job_Swordman) {
 					mes "Swordman Class gets a choice of weapons, would you like to have a sword or a spear?";
 					callsub L_Select,
diff --git a/npc/re/quests/eden/eden_service.txt b/npc/re/quests/eden/eden_service.txt
index 544c7b11a..8335b9fbe 100644
--- a/npc/re/quests/eden/eden_service.txt
+++ b/npc/re/quests/eden/eden_service.txt
@@ -41,7 +41,7 @@
 						mes "Maybe I am not yet qualified to use Cabinet.";
 						close;
 					}
-					Zeny -= 500;
+					set Zeny, Zeny - 500;
 					close2;
 					openstorage;
 					end;
diff --git a/npc/re/quests/homun_s.txt b/npc/re/quests/homun_s.txt
index d5abca9fd..9ef1a2b6e 100644
--- a/npc/re/quests/homun_s.txt
+++ b/npc/re/quests/homun_s.txt
@@ -510,7 +510,7 @@ que_house_s,24,47,3	script	Viorel#homun_s	4_M_ALCHE_E,{
 			mes "Good. Almost done!";
 			next;
 			specialeffect2 EF_SUI_EXPLOSION;
-			Zeny -= 50000;
+			set Zeny, Zeny - 50000;
 			hommutate .@Homunculus;
 			break;
 		case 2:
diff --git a/npc/re/quests/magic_books.txt b/npc/re/quests/magic_books.txt
index 0fd885d8f..de846567a 100644
--- a/npc/re/quests/magic_books.txt
+++ b/npc/re/quests/magic_books.txt
@@ -334,7 +334,7 @@ geffen_in,175,112,4	script	Lea	2_F_MAGICMASTER,{
 					next;
 					mes "[Lea]";
 					mes "Please try not to lose or damage the book to avoid paying any extra charges.";
-					if (.@Payment == 1) Zeny -= 10000;
+					if (.@Payment == 1) set Zeny, Zeny - 10000;
 					else if (.@Payment == 2) delitem 1006,2; //Old_Magic_Book
 					else delitem 1097,50; //Worn_Out_Page
 					getitem 6188+.@i,1; //Magic_Book_FB, Magic_Book_CB, Magic_Book_LB
@@ -379,7 +379,7 @@ geffen_in,175,112,4	script	Lea	2_F_MAGICMASTER,{
 					next;
 					mes "[Lea]";
 					mes "The Intermediate and Superior Magic Books must be returned upon borrowing the Ultimate Magic Book. Remember that you're just borrowing them, so make sure you take good care of those books.";
-					if (.@Payment == 1) Zeny -= 50000;
+					if (.@Payment == 1) set Zeny, Zeny - 50000;
 					else if (.@Payment == 2) delitem 603,2; //Old_Blue_Box
 					else delitem 985,9; //Elunium
 					getitem .@Books[.@i-1],1; //Magic_Book_SG, Magic_Book_LOV, Magic_Book_MS, Magic_Book_TS, Magic_Book_JT, Magic_Book_WB, Magic_Book_HD, Magic_Book_ES
@@ -451,11 +451,11 @@ geffen_in,175,112,4	script	Lea	2_F_MAGICMASTER,{
 					next;
 					mes "[Lea]";
 					mes "The Intermediate and Superior Magic Books must be returned upon borrowing the Ultimate Magic Book. Remember that you're just borrowing them, so make sure you take good care of those books.";
-					if (.@Payment == 1) Zeny -= 200000;
+					if (.@Payment == 1) set Zeny, Zeny - 200000;
 					else if (.@Payment == 2) delitem 7094,12; //Mystery_Piece
 					else if (.@Payment == 3) delitem 984,7; //Oridecon
 					else delitem 617,1; //Old_Violet_Box
-					if (.@Payment > 1) Zeny -= 100000;
+					if (.@Payment > 1) set Zeny, Zeny - 100000;
 					getitem 6201+.@i,1; //Magic_Book_ES_, Magic_Book_CL, Magic_Book_CR, Magic_Book_DL
 					close;
 				}
@@ -647,7 +647,7 @@ mid_camp,255,244,4	script	Galfos	4_M_JOB_WIZARD,{
 				specialeffect2 EF_DISPELL;
 				progressbar "ffff00",4;
 				specialeffect2 EF_LORD;
-				Zeny -= 1000000;
+				set Zeny, Zeny - 1000000;
 				getitem 6194+.@i,1; //Magic_Book_CM, Magic_Book_TV
 				mes "[Galfos]";
 				mes "Man, I almost lost my control to the incredible magic energy! Here's your Magic Book.";
diff --git a/npc/re/quests/quests_brasilis.txt b/npc/re/quests/quests_brasilis.txt
index f7e4a2418..7c5ccbc7b 100644
--- a/npc/re/quests/quests_brasilis.txt
+++ b/npc/re/quests/quests_brasilis.txt
@@ -471,7 +471,7 @@ brasilis,187,162,5	script	Candy Maker	4_M_BRZ_MAN1,{
 			if (Zeny > 3999) {
 				mes "[Candy Maker]";
 				mes "Here is a delicious guarana candy.";
-				Zeny -=4000;
+				set Zeny, Zeny-4000;
 				getitem 12414,1; //Guarana_Candy
 				close;
 			}
diff --git a/npc/re/quests/quests_dewata.txt b/npc/re/quests/quests_dewata.txt
index e3d1a7302..7cb41b0af 100644
--- a/npc/re/quests/quests_dewata.txt
+++ b/npc/re/quests/quests_dewata.txt
@@ -2097,7 +2097,7 @@ dew_fild01,127,240,4	script	Gatti#weapon	2_M_OLDBLSMITH,{
 		}
 		specialeffect2 EF_REPAIRWEAPON;
 		progressbar "0xFFFF00",3;
-		Zeny -= 100000;
+		set Zeny, Zeny - 100000;
 
 		// Socket 3
 		set .@i, rand(4300);
diff --git a/npc/re/quests/quests_dicastes.txt b/npc/re/quests/quests_dicastes.txt
index b83acd793..c3ecc7f70 100644
--- a/npc/re/quests/quests_dicastes.txt
+++ b/npc/re/quests/quests_dicastes.txt
@@ -137,7 +137,7 @@ dic_dun01,266,113,5	script	Curious Sapha#ep13_3_	4_MAN_BENKUNI,{
 			mes "You changed your mind?";
 			close;
 		}
-		Zeny -= .@deal;
+		set Zeny, Zeny - .@deal;
 		getitem 6437,.@input; //Scaraba_Perfume
 		mes "[Curious Sapha]";
 		mes "Here you go. Scaraba might flock around you so don't use it near Scaraba Hall.";
@@ -430,7 +430,7 @@ dic_in01,254,119,0	script	Item Storage#01	CLEAR_NPC,{
 		mes "Not enough Zeny.";
 		close; 
 	}
-	Zeny -=500;
+	set Zeny, Zeny-500;
 	close2;
 	openstorage;
 	end;
@@ -3704,7 +3704,7 @@ dic_in01,245,119,4	script	Shay#ep133_13	4_M_ACROSS,{
 			if (Zeny > 1999) {
 				mes "[Shay]";
 				mes "Here is your "+.@str$[@menu]+".";
-				Zeny -= 2000;
+				set Zeny, Zeny - 2000;
 				getitem .@item[@menu],1; //Tropical_Sograt
 				break;
 			}
@@ -7540,7 +7540,7 @@ moc_para01,44,19,3	script	Cat Hand Agent#gekk	4_M_MERCAT2,{
 								mes "[Agent Geck]";
 								mes "With this, our contract is now complete.";
 								mes "Geck will help you to get to Ash-Vacuum in one piece.";
-								Zeny -= 50000;
+								set Zeny, Zeny - 50000;
 								set ep13_start, 100;
 								next;
 								mes "[Agent Geck]";
diff --git a/npc/re/quests/quests_eclage.txt b/npc/re/quests/quests_eclage.txt
index 3e7b6d381..bb5619c58 100644
--- a/npc/re/quests/quests_eclage.txt
+++ b/npc/re/quests/quests_eclage.txt
@@ -67,7 +67,7 @@
 			mes "I'm afraid it's not enough. Sorry, but it can't be done for free~";
 			close;
 		}
-		Zeny -=.@price;
+		set Zeny, Zeny-.@price;
 	} else {
 		if (countitem(12636) < .@price) {
 			mes "[Teleport Cat]";
diff --git a/npc/re/quests/quests_malangdo.txt b/npc/re/quests/quests_malangdo.txt
index 651390e54..dbf405542 100644
--- a/npc/re/quests/quests_malangdo.txt
+++ b/npc/re/quests/quests_malangdo.txt
@@ -345,7 +345,7 @@ malangdo,184,139,4	script	Storekeeper#mal	4_CAT_ADV2,{
 			mes "You don't have enough zeny...";
 			close;
 		}
-		Zeny -=.@zeny;
+		set Zeny, Zeny-.@zeny;
 		break;
 	}
 	mes "[Storekeeper]";
@@ -807,7 +807,7 @@ mal_in02,174,64,5	script	Linguist Devore#mal	4_CAT_MERMASTER,{
 		mes "If you see the words on the first page of this book, there's a sentence seeming like short conversation.";
 		next;
 		mes "[Linguist Devore]";
-		mes "It's like this, for the question, ?????? ?????, it says, ???? ?????? ??????????, ??????????????????. ?? ???????";
+		mes "It's like this, for the question, ¬¬¬Ñ¬Ü ¬ã¬Ú?, it says, ¬¡¬Ù ¬ã¬ì¬Þ ¬Õ¬à¬Ò¬â¬Ö, ¬Ò¬Ý¬Ñ¬Ô¬à¬Õ¬Ñ¬â¬ñ. ¬¡ ¬£¬Ú¬Ö?";
  		next;
 		mes "[Linguist Devore]";
 		mes "Though I tried talking to Biscuit like this, there was no feedback.";
@@ -9637,7 +9637,7 @@ mal_in01,134,221,4	script	KungKung#gamer	4_M_BABYCAT,{
 		case 1: // Attack
 			mes "How would you like to attack?";
 			mes " ";
-			mes "?? Tip !!";
+			mes "¡¡ Tip !!";
 			mes "Choose back: ^FF0000You win if the cat shows the back of its paw.^000000";
 			mes "Choose palm: ^FF0000You win if the cat shows the palm of its paw.^000000";
 			next;
@@ -9683,7 +9683,7 @@ mal_in01,134,221,4	script	KungKung#gamer	4_M_BABYCAT,{
 		case 2: // Defend
 			mes "How would you like to defend?";
 			mes " ";
-			mes "?? Tip !!";
+			mes "¡¡ Tip !!";
 			mes "Choose back: ^FF0000You win if the cat shows the back of its paw.^000000";
 			mes "Choose palm: ^FF0000You win if the cat shows the palm of its paw.^000000";
 			next;
@@ -10624,7 +10624,7 @@ mal_in01,15,16,3	script	Fallen Angel#mal	4_F_VALKYRIE2,{
 		else if (.@i < 854) set .@enchant,4710; //Inteligence1
 		else set .@enchant,0;
 
-		Zeny -= 1000000;
+		set Zeny, Zeny - 1000000;
 		delequip EQI_GARMENT;
 		if (.@enchant == 0) {
 			mes "[Fallen Angel]";
diff --git a/npc/re/quests/quests_malaya.txt b/npc/re/quests/quests_malaya.txt
index 26ede25c0..edc964053 100644
--- a/npc/re/quests/quests_malaya.txt
+++ b/npc/re/quests/quests_malaya.txt
@@ -2403,7 +2403,7 @@ malaya,326,68,2	script	Pedro the Sailor	4W_SAILOR,{
 				mes "[Pedro the Sailor]";
 				mes "Thank you~";
 				mes "Let's go before the ghosts come back!";
-				Zeny -= 1000;
+				set Zeny, Zeny - 1000;
 				close2;
 				warp "izlude",195,180;
 				end;
@@ -3359,7 +3359,7 @@ ma_fild01,166,214,6	script	Old Man in Dilemma#GA	4_F_BARYO_OLD,{
 				if (countitem(6497) >= 3 && Zeny >= 1000) {
 					specialeffect2 EF_CONE;
 					specialeffect EF_FORESTLIGHT2;
-					Zeny -=1000;
+					set Zeny, Zeny-1000;
 					getitem 12775,1; //Ancient_Spirit_Agimat
 				} else {
 					mes "[Old Man in Dilemma]";
diff --git a/npc/re/quests/quests_morocc.txt b/npc/re/quests/quests_morocc.txt
index 6ee595af1..5c062bdf4 100644
--- a/npc/re/quests/quests_morocc.txt
+++ b/npc/re/quests/quests_morocc.txt
@@ -93,7 +93,7 @@ moc_prydb1,103,54,3	script	Suspicious Cat#night	4_CAT_SAILOR4,{
 			mes "Where do you think you're going! You're so broke!";
 			close;
 		}
-		Zeny -=5000;
+		set Zeny, Zeny-5000;
 		mes "[Suspicious Cat]";
 		mes "Bah, what's up with this old money... you don't have anything sparkly or shiny?!";
 		mes "Ahh, just follow me!";