su_menssana

Air Element

Earth Element

Fire Element

Water Element

Huge Pile of Lava

Hey! That's cheating!

Quick Draw

Wall of Bullets

Kill 20 enemies with the Minigun without releasing the trigger.

Cannon Expert

Pierce at least 10 enemies with a single cannonball.

Look, it's a secret!

Find at least 10 secrets in single player.

Leap of Faith

Leap into the unknown on Luxor.

I love my Cannon

Kill 100 Enemies with the Cannon.

I love my Rocket Launcher

Kill 150 Enemies with the Rocket Launcher.

I love my Thompson

Kill 200 Enemies with the Thompson Submachine gun.

I love my Shotguns

Kill 250 Enemies with a shotgun.

I love my Minigun

Kill 300 Enemies with the Minigun.

Serious Beginner

Complete any level in single player.

Serious Sam

Complete the game.

Serious Run

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

Metropolis King

Complete the Metropolis level in single player on unmodified serious difficulty.

Are You Serious?

Complete the game in single player on unmodified serious difficulty.

Co-op Beginner

Complete any level in co-op.

Co-op Hippy

Complete a level in co-op with blood option set to hippy.

Serious Co-op

Complete the game in co-op on unmodified serious difficulty.

Look Ma, I won!

Win a versus match.

Fragger

Frag a total of 100 players.