Here is the full list of all 30 SEUM: Speedrunners from Hell achievements.
Gotta catch 'em all.
Best of the best.
Be alive longer then 6 minutes.
Finish one zone in Speedrun mode
Perform eight rituals.
Just keep swimming.
Complete one Heliku.
Win 10 peaks.
Play Endless mode 66 times.
Run 666m in the Endless Mode.
Set your mouse on fire!
Worship the Satan.
Finished 100% of the game... or did you?
Return all yours beers.
Die 666 times.
Perform head-banging.
Master of all four powers.
Finish level in exactly 6.6 seconds.
Set balerina score on one level, and be fabulous.
Get killed by everything.
Retry 666 times.
Shoot fireball 666 times.
Jump 666 times.
Perform Butt First on one level.
Get the "Über Skull" time on one level.
Hell Yeah! Now you can sleep.
We salute you! \m/
Play SEUM more then 66 hours.
Top a friends score on the Leaderboard.
High pitched story.