Here is the full list of all 10 Mystic Mayhem Unleashed achievements.
Completed the first level.
Completed ten levels.
Completed twenty levels.
Defeated the first boss and completed 30 levels.
Completed fourty levels.
Completed 50 levels.
Completed 60 levels and defeated Malwarp!!
Raided a UFO.
Died more than 25 times in a level.
Recieved over 100% on a level.