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Aliens: CM
Xbox 360
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Complete a Challenge
5 Gamerscore, 5 Prestige Score, without Xbox rarity5G · 5PNo rarityComplete Distress
20 Gamerscore, 20 Prestige Score, without Xbox rarity20G · 20PNo rarityKill a Xenomorph climbing on the walls or ceiling
10 Gamerscore, 10 Prestige Score, without Xbox rarity10G · 10PNo rarityRevive a teammate
5 Gamerscore, 5 Prestige Score, without Xbox rarity5G · 5PNo rarityKill a Xenomorph with a shotgun at very close range
10 Gamerscore, 10 Prestige Score, without Xbox rarity10G · 10PNo rarityKill 10 Xenomorphs that are using vents
20 Gamerscore, 20 Prestige Score, without Xbox rarity20G · 20PNo rarityEarn Rank 2 as a Marine
10 Gamerscore, 10 Prestige Score, without Xbox rarity10G · 10PNo rarityHave another player join your party
10 Gamerscore, 10 Prestige Score, without Xbox rarity10G · 10PNo rarityCollect a Dog Tag
10 Gamerscore, 10 Prestige Score, without Xbox rarity10G · 10PNo rarityCollect a Legendary Weapon
10 Gamerscore, 10 Prestige Score, without Xbox rarity10G · 10PNo rarityEdit a Marine Loadout
5 Gamerscore, 5 Prestige Score, without Xbox rarity5G · 5PNo rarity
