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