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