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