Complete all single player levels 1-5.
Collect all logs through out the game.
In single player Story mode, destroy 50 alien eggs using melee.
Fire every weapon and use every item in single player.
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Kill 5 aliens with one shot (or witness another player doing this).
Without the player taking damage kill 50 aliens in single player.
Stun 5 aliens with one stun grenade (or witness another player doing this).
In single player Story mode, save the game using the Intex Terminal.
Purchase an upgrade (or witness another player doing this).
Each and every trophy has been awarded. Congratulations!
Find all 'secret' collectibles.
Achieve a balance of 30000 credits or more.
Complete "Hydroponics" in Co-op Assault.
In single player Story mode, sell 10000 credits worth of items or ammunition.
Kill 10 aliens with one shot (or witness another player doing this).
Stun 10 aliens with one stun grenade (or witness another player doing this).
Finish any single player level without using an item.
Complete all single player levels 1-5 on elite difficulty.
Finish 'Interface' single player level without using health packs.
Finish a multiplayer level with no player losing a life.