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