Serious Sam Double D XXL
Bobafettjm's Progress
Treasure Seeker
Find 10 Secrets
Sepulcher Looter
Find 30 Secrets
Laura Who?
Find ALL Secrets
Dino's Best Friend
Rescue 3 dinosaurs by destroying their helmets
Quick and Not-so-Dead
Beat any level in under 2 minutes in its entirety
Lumberjack Sam
Kill a Red Biomechanoid with only chainsaws
Getting Serious
Beat the game on any difficulty
Speed Runner
Complete a level from the start at over 100% gameplay speed
Gun Collector
Find 16 guns
Gun Aficionado
Find ALL guns
Quad Power
Find all 4 of any gun type
Man with the Golden Guns
Unlock 2 golden guns
Golden Boy
Unlock ALL golden guns
Seriously Tough
Clear 2 Challenge levels
Seriously Nuts
Clear 8 Challenge levels
Seriously Unstoppable
Clear ALL Challenge levels
Unflinching Sam
Beat any level without dying
Untouchable Sam
Beat any level without getting hurt
Timeline Correction
Replay any previous level (Choose Level menu)
Skeletons in the Closet
Find Mental's Secret Closet
Red Light Rendezvous
Find the Secret Red Light District
I Heard You Like Parallax
Find the Monument to Parallax
Gnaar-body's Fool
Kill over 50 Gnaar in a single level
Ceiling Slaughter
Kill 10 Gnaar on ceiling spikes in Amethystine Depths
Templeton’s Buddy
Help Templeton unlock his secret room in Amethystine Depths
Time to Eat the Doughnuts
Eat one Boston Creme or Cannoli
Unlocked 8 Jan 2012 at 6:31 PM
White Men Can Jump
Find the Jump Pad
Unlocked 8 Jan 2012 at 6:31 PM
Fully Stacked
Create your first 6 gun stack
Unlocked 8 Jan 2012 at 6:26 PM
Exterminator Sam
Kill a Giant Flea in Fireball Fury
Perfectly Perfect
Find or reach 100% levels, challenges, secrets, guns, and connectors