Tribes: Perro 1,2 and 3, Suxors 1, 2, and 3, Legacy, deK
Tribes 2: Descendants, Crash! Boom! Bang!, Kayvz(tm), Omega, Sake 1 and 2
Tribes Vengeance: Only Denied is any good.
There are too many more to even list. Go to tribesmovies.com and rape their bandwidth if you want.
Edit: Also, just about any TR2 movie you see on heavyweaponry.com