Retro Game Tips for Aliens vs Predator (Xbox 360)
Achievement: ...That's A Promise (15)
Achievement: Ain't Got Time to Bleed (15)
When:
During gameplay
How:
Heal or regenerate 30 blocks of health in Survivor
Submitted By:
Achievement: Alien vs Predator (30)
Achievement: Breaking and Entering (15)
Achievement: Breaking Quarantine (15)
Achievement: Club hopper (15)
Achievement: Come to Mama (15)
Achievement: Elite Sniper (15)
When:
During gameplay
How:
Kill 10 enemies with head shots from the scoped rifle
Submitted By:
Achievement: Exit Strategy (15)
Achievement: Extinction Agenda (30)
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