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All Your Base Are Belong To Us!

Apprentice Egyptologist

Decipher an Egyptian text.

Are You Serious

Complete the game in single player on unmodified serious difficulty.

Bone Crusher

Smash 20 Kleers with the Sledgehammer.

Chain Explosion

Kill at least 5 headless kamikazes in one explosion.

Classic Outfit

Find Sam's classic outfit

Clay Pigeons

Kill 5 Cave Demons while they're in air.

Co-op Beginner

Complete any level in cooperative with at least 2 players.

Detroit Steel

Get the hell off my ride!

Secure the bird.

Killer Jewelry

Kill an enemy using the Mutilator.

Look, it's a secret

Find at least 10 secrets in single player.

MaintenanceTime

Blow a Major Biomechanoid into pieces.

Mission Completed

Power up the Timelock.

Painful Divorce

Kill a Witch-Bride of Achriman.

Problem Solver

Solve the riddle of the Sphynx.

Rodeo Surfer

Use the Mutilator to surf after a Werebull.

Serious Beginner

Complete any level in single player.

Serious Run

Complete the game in single player in the estimated time on each level.

The Doorman Should Wear a Suit

Awake the Guardian of Time.

Up Close and Personal

Gib 20 enemies from close range with a shotgun.

Wall of Bullets

Kill 20 enemies with the Minigun without releasing the trigger.

Wanted Dead or Alive

Rescue professor Stein. So to say.