5 files changed, 38 insertions, 7 deletions
diff --git a/src/map/clif.c b/src/map/clif.c
index 1c245ed43..2be9619c8 100644
--- a/src/map/clif.c
+++ b/src/map/clif.c
@@ -16398,10 +16398,14 @@ static void clif_parse_AutoRevive(int fd, struct map_session_data *sd)
 {
 	if (pc_istrading(sd) || pc_isvending(sd))
 		return;
+
 	if (!pc_isdead(sd))
 		return;
 
-	int item_position = pc->search_inventory(sd, ITEMID_TOKEN_OF_SIEGFRIED);
+	if (sd->sc.data[SC_HELLPOWER]) //Cannot res while under the effect of SC_HELLPOWER.
+		return;
+
+	int item_position = pc->have_item_chain(sd, ECC_SIEGFRIED);
 	int hpsp = 100;
 
 	if (item_position == INDEX_NOT_FOUND) {
@@ -16411,18 +16415,15 @@ static void clif_parse_AutoRevive(int fd, struct map_session_data *sd)
 			return;
 	}
 
-	if (sd->sc.data[SC_HELLPOWER]) //Cannot res while under the effect of SC_HELLPOWER.
-		return;
-
 	if (!status->revive(&sd->bl, hpsp, hpsp))
 		return;
 
 	if (item_position == INDEX_NOT_FOUND)
-		status_change_end(&sd->bl,SC_LIGHT_OF_REGENE,INVALID_TIMER);
+		status_change_end(&sd->bl, SC_LIGHT_OF_REGENE, INVALID_TIMER);
 	else
 		pc->delitem(sd, item_position, 1, 0, DELITEM_SKILLUSE, LOG_TYPE_CONSUME);
 
-	clif->skill_nodamage(&sd->bl,&sd->bl,ALL_RESURRECTION, 4, 1);
+	clif->skill_nodamage(&sd->bl, &sd->bl, ALL_RESURRECTION, 4, 1);
 }
 
 /// Information about character's status values (ZC_ACK_STATUS_GM).
diff --git a/src/map/itemdb.c b/src/map/itemdb.c
index 5c56794d8..bb2732b17 100644
--- a/src/map/itemdb.c
+++ b/src/map/itemdb.c
@@ -1523,6 +1523,11 @@ static void itemdb_read_chains(void)
 	else
 		itemdb->chain_cache[ECC_ORE] = i;
 
+	if (!script->get_constant("ITMCHAIN_SIEGFRIED", &i))
+		ShowWarning("itemdb_read_chains: failed to find 'ITMCHAIN_SIEGFRIED' chain to link to cache!\n");
+	else
+		itemdb->chain_cache[ECC_SIEGFRIED] = i;
+
 	ShowStatus("Done reading '"CL_WHITE"%d"CL_RESET"' entries in '"CL_WHITE"%s"CL_RESET"'.\n", count, config_filename);
 }
 
diff --git a/src/map/itemdb.h b/src/map/itemdb.h
index f66abe066..7da7609f1 100644
--- a/src/map/itemdb.h
+++ b/src/map/itemdb.h
@@ -139,7 +139,6 @@ enum item_itemid {
 	ITEMID_COATING_BOTTLE        = 7139,
 	ITEMID_FRAGMENT_OF_CRYSTAL   = 7321,
 	ITEMID_SKULL_                = 7420,
-	ITEMID_TOKEN_OF_SIEGFRIED    = 7621,
 	ITEMID_SPECIAL_ALLOY_TRAP    = 7940,
 	ITEMID_CATNIP_FRUIT          = 11602,
 	ITEMID_RED_POUCH_OF_SURPRISE = 12024,
@@ -359,6 +358,7 @@ enum geneticist_item_list {
 //
 enum e_chain_cache {
 	ECC_ORE,
+	ECC_SIEGFRIED,
 	/* */
 	ECC_MAX,
 };
diff --git a/src/map/pc.c b/src/map/pc.c
index 24f71f47b..a2ed4fb8a 100644
--- a/src/map/pc.c
+++ b/src/map/pc.c
@@ -12215,6 +12215,29 @@ static int pc_have_magnifier(struct map_session_data *sd)
 }
 
 /**
+ * checks if player have any item that listed in item chain
+ * @param sd map_session_data of Player
+ * @param chain_id unsigned short of item chain id
+ * @return index of inventory, INDEX_NOT_FOUND if it is not found
+ */
+static int pc_have_item_chain(struct map_session_data *sd, unsigned short chain_id)
+{
+	if (chain_id >= itemdb->chain_count) {
+		ShowError("itemdb_chain_item: unknown chain id %d\n", chain_id);
+		return INDEX_NOT_FOUND;
+	}
+
+	for (int n = 0; n < itemdb->chains[chain_id].qty; n++) {
+		struct item_chain_entry *entry = &itemdb->chains[chain_id].items[n];
+		int index = pc->search_inventory(sd, entry->id);
+		if (index != INDEX_NOT_FOUND)
+			return index;
+	}
+
+	return INDEX_NOT_FOUND;
+}
+
+/**
  * Checks if player have basic skills learned.
  * @param  sd Player Data
  * @param  level Required Level of Novice Skill
@@ -12823,6 +12846,7 @@ void pc_defaults(void)
 	pc->update_idle_time = pc_update_idle_time;
 
 	pc->have_magnifier = pc_have_magnifier;
+	pc->have_item_chain = pc_have_item_chain;
 
 	pc->check_basicskill = pc_check_basicskill;
 
diff --git a/src/map/pc.h b/src/map/pc.h
index 8df02a891..49edea61b 100644
--- a/src/map/pc.h
+++ b/src/map/pc.h
@@ -1184,6 +1184,7 @@ END_ZEROED_BLOCK; /* End */
 	void (*update_idle_time) (struct map_session_data* sd, enum e_battle_config_idletime type);
 
 	int (*have_magnifier) (struct map_session_data *sd);
+	int (*have_item_chain) (struct map_session_data *sd, unsigned short chain_id);
 
 	bool (*process_chat_message) (struct map_session_data *sd, const char *message);
 	int (*wis_message_to_gm) (const char *sender_name, int permission, const char *message);