Some time ago i helped someone with disabling shot spells. So, the next code it’s more elegant solution than my previous guide. Example of course will for aCis but adapt for any other pack not a problem, i guess.
addon
Bla Bla Walking NPCs
This is funny addon what addition for all walking NPC the talking function. NPC will speak only if the interlocutor is next to them. Very usefull for custom walking NPCs.