npc to brand a group or raid

[oengus]

Hello everyone my first request in the forum, and not if someone asked him now, I have found nothing, forgive if and degas in the forum, my request is this
I miss very lacking in teso an option to be able to mark the NPC who must deribar first, second etc as is done in many MMO and see if some esperto on these issues was able to create such addons, I'm sure it would be widely used, Thank you very much to all
Oengus