Cpl. Hicks: Part of the Colonial Marines' 2nd Battalion Bravo Team, Cpl. Dwayne Hicks assumed command of the missionto LV-426 when Lt. Gorman was killed. He was injured by the acid blood spray from a wounded xenomorph.

Warrior Alien: Initially discovered in egg form on LV-426 in the year 2122, the xenomorphs were not encountered again until 57 years later, when scavengers from a nearby colony, Hadley's Hope, came across their crashed ship.