TF2 AI Boss prefab (NOT MERASMUS, HHH, EYEBALL...) b1
ai-boss-prefab

There are also a playlist, about creating a boss
There are haves a archive with .vmf example and 2 fully ported and working models from WoW
This thread going to receive updates, as boss guide playlist.
I'm also planning to add new models, and boss mechanics like AIM-Tracking for boss shootingView attachment 111639