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