Complete each achievement to receive the allotted gamerscore.
Unlockable How to Unlock Cannon Expert (5) Pierce at least 10 enemies with a single cannonball. Co-op Beginner (5) Complete any level in co-op. Co-op Hippie (10) Complete The Great Pyramid in co-op with blood option set to hippie. Game Master (20) Complete the game. I am Invincible (10) Complete the game in single player without firing a single bullet or shell. Look, It's a Secret (30) Find at least 50 secrets in single player. Metropolis King (20) Complete Metropolis level in single player on serious difficulty without loading. Perfect Kill (10) Kill all enemies in Karnak in single player. Serious Beginner (10) Complete any level in single player. Serious Co-op (35) Complete a co-op game on serious difficulty and extra enemy strength on 400%. Serious Run (15) Complete the game in single player by beating estimated time on each level. Serious Sam (30) Complete the game in single player on serious difficulty.
Contributed By: Guard Master.
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