Here is the full list of all 42 Tiny Mage achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Go Left
Go Right
First Restart
1 Lvl completed
Start Game
Music 1
2 Lvl completed
Music 2
3 Lvl completed
Music 3
4 Lvl completed
1/3 of the game
Music 4
5 Lvl completed
Music 5
6 Lvl completed
Music 6
Middle Game
7 Lvl completed
Game Over
First Death
Music 7
Bandit 1 Dead
Bandit 2 Dead
8 Lvl completed
Music 8
9 Lvl completed
Music 9
10 Lvl completed
Music 10
11 Lvl completed
Music 11
Pause 2
Pause
Bandit 3 Dead
12 Lvl completed
End Game
Jump
Music 12
Fall
Last Step
Mute