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