Here is the full list of all 20 Endless Maze achievements.
Spin Forever
Get Killed by The Demon
Touch The Tv
Die Ten Times
Go On The Long Conveyor
Crash The Game
Touch the Shady Block
Find Your First Ultra Secret Pathway
Get The Demon to Max Speed
Collect a Lamp Oil
Find Your First Secret Pathway
Collect a Coin
Collect a Key
Get Every Coin
Get Every Lamp Oil
Win Once
Get The Code Right
Break The TV
Touch The Flag
Die Fifty Times