Serious Sam II
Harris's Progress
Serious Beginner
Complete Jungle Level
Simba Defender
Complete M'Digbo Episode
Zixie Savior
Complete Magnor Episode
Chi Fang Champion
Complete ChiFang Episode
Dances with Kleer
Complete Kleer Episode
Elvian Defender
Complete Ellenier Episode
Hugo Annihilator
Complete Kronor Episode
Mental Kicker
Complete Sirius Episode
Totally Serious
Complete Game on ANY Difficulty
Serious Master
Complete Game on SERIOUS Difficulty
Mental Institution Master
Complete Mental Institution on SERIOUS difficulty without using dual weapons, sprinting and rocket jumping
Look, It's A Secret
Find at least 60 secrets
Sam I Am!
Kill 20000 Enemies
Powered Up
Use Powerups for more than 20 Minutes
Atomic Firecracker
Use Serious Bomb 10 times
Extra Life!
Get 20 extra lives on one level
A Helping Hand
Throw 200 hand grenades
He Sure Had Me Fooled!
Double Trouble
Complete a level on SERIOUS Difficulty with 2X Enemy Multiplier or higher
Punk Rocker
Complete Game on ANY Difficulty with 2X Enemy Multiplier or higher
Bird Lover
Send 100 Klodovics flying
Sherlock
Find all secrets on one level
My Old Love
Don't Feed The Monkey!!!
How Unfortunate
Fun And Games
Someone Pick Up The Phone...
Football Glory
Find all football-related secrets
Serious Run
Complete all of the levels, beating estimated time on each level
Cannon Expert
Kill 300 enemies with the Cannon