User blog comment:Ravager134K/The Chimera vs Aliens/@comment- Predator/@comment- The Flood/@comment- The Covenant and Psuedo Arachnids/@comment-1944064-20100407202603

Ummm...Predators are far more smart, Aliens anre basically a more deadly chimera but they are idiots, covenant are like humans, anf flood are useless...so I guess is between chimera, aliens and predators