User blog comment:Crazy sam10/Official Extinction teaser released/@comment-174.48.79.75-20131027183058/@comment-5290320-20131028010517

Zombies: Chase in the most linear path with strength only in numbers.

Aliens: Hardened exosketelons, advanced intelligence, and high-tech weaponry.

+ Ridiculous number of oppourtunities for Bill Paxton quotes from "Aliens"

Zombies < Aliens.