Marine Campaign Mission 2 - Aliens vs. Predator Guide - IGN

The level starts the marine off in the colony's mines. After you regain control of your marine, you should check around for secrets. You will be using

Marine Campaign Mission 4 - Aliens vs. Predator Guide - IGN

Marine Campaign Mission 4 - Aliens vs. Predator Guide - IGN

Marine Campaign Mission 6 - Aliens vs. Predator Guide - IGN

Aliens vs. Predator - xbox360 - Walkthrough and Guide - Page 27 - GameSpy

Marines: Mission Six - Aliens vs. Predator: Extinction Guide - IGN

Alien Campaign Mission 2 - Aliens vs. Predator Guide - IGN

Marine Campaign Mission 5 - Aliens vs. Predator Guide - IGN

Marine Campaign Mission 3 - Aliens vs. Predator Guide - IGN

Marine Campaign Mission 4 - Aliens vs. Predator Guide - IGN

Marine Campaign Mission 1 - Aliens vs. Predator Guide - IGN

Marine Campaign Mission 3 - Aliens vs. Predator Guide - IGN

Aliens: Fireteam May Be The Bug Hunt We've Wanted - Game Informer

Marines: Mission Seven - Aliens vs. Predator: Extinction Guide - IGN

Let's Play Aliens vs. Predator: Extinction - Marine Campaign - Mission 2: Alien Incident Reviewed : r/LV426

Grim Reaper achievement in Aliens vs. Predator