Serious Sam HD: The First Encounter
Achievement:
Serious Beginner (10) – Complete any level in single player.
Game Master (20) – Complete the game.
Serious Sam (30) – Complete the game in single player on serious difficulty.
I am Invincible (10) – Complete the game in single player without firing a single bullet or shell.
Serious Run (15) – Complete the game in single player by beating estimated time on each level.
Metropolis King (20) – Complete Metropolis level in single player on serious difficulty without loading.
Cannon Expert (5) – Pierce at least 10 enemies with a single cannonball.
Perfect Kill (10) – Kill all enemies in Karnak in single player.
Look, It’s a Secret (30) – Find at least 50 secrets in single player.
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.
Serious Co-op (35) – Complete a co-op game on serious difficulty and extra enemy strength on 400%.