Unlocked: Apr 29, 2012 8:53am
Complete any level in single player.
Unlocked: Apr 30, 2012 7:24am
Squash 10 Hatchling spiders.
Unlocked: May 19, 2012 10:21am
Load of Scrap
Rip Scrapjack's head off.
Unlocked: Apr 29, 2012 12:40pm
Kill at least 5 headless kamikazes in one explosion.
Unlocked: Apr 29, 2012 8:54am
Decipher an Egyptian text.
Unlocked: Apr 29, 2012 9:12am
Wanted Dead or Alive
Rescue professor Stein. So to say.
Unlocked: Apr 30, 2012 9:24am
Get the hell off my ride!
Secure the bird.
Unlocked: May 1, 2012 9:00am
All Your Base Are Belong To Us!
Unlocked: May 6, 2012 1:44pm
Solve the riddle of the Sphynx.
Unlocked: May 20, 2012 9:53am
Kill a Witch-Bride of Achriman.
Unlocked: Jul 7, 2012 8:03am
Power up the Timelock.
Unlocked: Jun 9, 2012 6:46am
The doorman should wear a suit
Awake the Guardian of Time.
Unlocked: May 19, 2012 8:20am
Up Close and Personal
Gib 20 enemies from close range with a shotgun.
Unlocked: May 6, 2012 1:57pm
Kill an enemy using the Mutilator.
Unlocked: Apr 29, 2012 8:23am
Find Sam's classic outfit
Complete the single player campaign.
Are You Serious!?
Complete the game in single player on unmodified serious difficulty.
Complete the game in single player in half the estimated time on each level.
Remove 10 Gnaar eyes.
Rip out 10 Rocketeer hearts.
Break 10 Soldier necks.
Tear off 10 Kleer heads.
Rip 10 Juvenile spiders apart.
Break 5 Arachnoid necks.
Kill the kicked enemy while it is still in the air.
Kill an enemy with a gib torn from another enemy.
Kill 3 enemies in one sprint with the Sledgehammer.
Complete the game in single player without manually reloading, aiming or sprinting.
Perform all possible finishing moves in the game.
Wall of Bullets
Kill 20 enemies with the Minigun without releasing the trigger.
Decipher all Egyptian texts.
Use the Mutilator to surf after a Werebull.
Pierce 5 enemies with one Devastator round.
Decapitate a Khnum.
Smash 20 Kleers with the Sledgehammer.
Circle of death
Kill at least 3 enemies in one spinning Sledgehammer attack.
Kill 5 Cave Demons while they're in air.
Blow a Major Biomechanoid into pieces.
Look, it's a secret
Find at least 50 secrets in single player.
Find all secrets in single player.
Complete The Guardian of Time in single player on serious difficulty without dying or loading.
Find the Vista secret.
Complete any level in cooperative with at least 2 players.
Complete the campaign in cooperative with at least 2 players.
Complete a Coin-op cooperative game on normal or higher difficulty.
Pick up at least 10 extra life items.
Pick up 100 gold coins.
Complete a deathmatch game with at least 1 frag.
Win 10 deathmatch games.
Look Ma, I won!
Win a versus match.
Frag 20 players with the Sledgehammer.
Complete a Beast Hunt match
Score a total of 10 points in CTF matches.
Make at least 3 kills in one Instant Kill match.
Last Man Standing
Win one round in Last Man Standing game with at least 4 players.
Heavy Weight Champion
Win one My Burden match with at least 3 players.
Earn a medal in Survival.
Earn a gold medal in Survival.
Jewel of the Nile
Complete the Jewel of The Nile single player campaign.