031-3,46,24,0	script	#YetiBarrier-outside	NPC45,0,0,{
    if ($@FIGHT_YETI_STATUS == 1) goto L_Blocked;
    warp "031-4", 40, 70;
    end;

L_Blocked:
    message strcharinfo(0), "A force field seems to be blocking you from entering.";
    end;
}