Retro Achievement for Alien Vs Predator

Infested Sewers

Infested Forest

Infested Waterfall

Infested Spaceport

Infested Starship I

Infested Starship II

Infested Starship III

Infested Planet

Thanksgiving Dinner

Cleared the Galaxy of the Infestation

Purified Street

Purified Sewers

Purified Forest

Purified Waterfall

Purified Spaceport

Purified Starship I

Purified Starship II

Purified Starship III

Purified Planet

Purified Hive

Purified Galaxy

Alien Brawler