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