Hidden areas may be uncovered by using explosives like grenades and seismic charges. Ammunition, health upgrades and other useful items are scattered throughout the levels.

Weapons to be used include pistol, shotgun, pulse rifle, flame thrower and smart gun. In addition to the Aliens, you also have to fight employees of the Company, who have either been infected by the aliens and are beyond saving or who actively want to obstruct your mission. These include killing a certain number of enemies, finding items or activating switches.Įnemies include everything the alien life cycle provides: facehuggers, chestbursters, warrior aliens, dog aliens (from Alien³) and alien queens, one of which waits in the final mission of every section. In every mission, certain goals must be accomplished to continue.

Each section consists of about 10 missions. Ripley in three sections, each based on one film: The colony complex on LV426 (from Aliens), the prison planet (from Alien³) and the derelict spaceship (from Alien). Alien Trilogy is a first-person shooter based on the first three Alien movies.

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