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/
Die 666 times.
Win 10 peaks.
Finished 100% of the game... or did you?
Return all yours beers.
Worship the Satan.
Master of all four powers.
Run 666m in the Endless Mode.
Retry 666 times.
Gotta catch 'em all.
Complete one Heliku.
Be alive longer then 6 minutes.
Best of the best.
Get killed by everything.
Jump 666 times.
Play Endless mode 66 times.
Finish one zone in Speedrun mode
Perform head-banging.
Just keep swimming.
Set balerina score on one level, and be fabulous.
Perform Butt First on one level.
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.