Reload. Rev up. Ride out. The ultimate sport of kill-or-be-killed is now an explosive new experience, with mind-blowing new ways to move like lightning and annihilate enemies. For the first time, pilot a formidable force of battle vehicles that tear across land, skies and deep space. Load up pulverizing new weapons. Storm across 40 never-before-seen arena maps. Move faster, fly higher, shoot further.
This is the famous mod about making the AI behaving like an human player in UT2004.
This AI simulates the human behavior while playing UT2004, of course it will work well only with stock gameplay, I don't know how it will perform in mods but that being said it might not perform well as it was made for the stock game at first.
Visit this website and this other one