Meh... good point there.
Alien - The grey, that kick-ass black dude at the end, Ripley's cat
Predator - Harrigan, City Hunter, Billy
AVP - Grid, Queen, Celtic
Variety, man. Also, I would choose Ripley's cat because, simply, I think he kicked a$$. In a sort of way.
"To me, everyone is crazy. The ones in the Mental House just got caught."