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