Full list of all 20 The Lost Cube achievements worth 1,000 gamerscore. It takes around 1-2 hours to unlock all of the achievements on Xbox One.
Killed by a green slime
Completed the third chapter
Killed by a flying creeper
Killed by a cricket
Died 100 times
Killed by a crawler
Completed the second chapter
Collected 30 guitar picks
Fell in a pit of acid
Killed by a frog
Killed by a bat
Completed the first chapter
Died 50 times
Collected 15 guitar picks
Killed by an angry viking
Died 20 times
Killed by a laser beam
Collected 5 guitar picks
Collected your first guitar pick
Died for the first time