Survive a Close Encounter with a Facehugger

Collect a Legendary Weapon

Complete a Challenge

Earn Rank 2 as a Marine

Kill a Xenomorph climbing on the walls or ceiling

Phaselocked 100 enemies

Take down Menendez and his operation.

Successfully defend FOB Spectre from incursion.

Reach Sergeant (Level 10) in multiplayer Public Match.

Complete 1 challenge in any level.

Rescue Woods.

Discovered all named locations in Oasis and the surrounding Pirate's Booty areas