Here is the full list of all 13 Alien Breed 3: Descent achievements.
Complete any multiplayer level
Kill 250 aliens on any multiplayer Survivor level
Stay alive for 8 minutes on any single player Survivor level
Complete all single player levels 1-5
Complete all single player levels 1-5 on Elite difficulty
Find all secret collectibles
Collect all the logs throughout the game
Complete 'Vengeance' single player level on Veteran difficulty in 17 minutes or less
Take 500 damage on 'Determination' single player mission without dying
Complete 3 Co-op Assault multiplayer games
Kill 1000 aliens in single player
Kill 10 aliens with one Frag Grenade
Stun 10 aliens with one Stun Grenade