This guide is focused on fastest completion and abuses the level skip feature (K key).
All achievements are for finishing each level while collecting the fragment and killing the monster.

The following schema will be presented throughout this guide:

• L: Left arrow or A
  
• U: Up arrow or W
  
• R: Right arrow or D
  
• D: Down arrow or S
  
• Digits: Repetitions (e.g. 4L means 4 times left).
  
• S: Hold spacebar

Estimated Completion Time: 25 minutes..

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Level 1
R U 2R 2D 2R 2U 2R D 8R D K

Level 2
6U R L S+R D L 8U S+4D R U 2L 4U K

Level 3
2U 3R U 4R 2D 4R 2D 4R K

Level 4
U 3R D S+L D S+3L
D R S+D
L U 6R L D 3R
2U R 2D L D 9R
2U 2R 2D R U R
S+L D 3R U S+R
3U R 2L D K

Level 5
R U R 2D 6R D R 4U
R 2U 2L D S+R D L S+D R
S+2U L D S+L U 2R D 3L U
8L S+7R D 2L U L R D R
S+D U K

Level 6
5D R S+U 2L D S+U
2D S+U R D S+R U L 3D
S+2U L 2D R D
S+U 2D S+U 2D S+U 2D
4U L 2U R 9D 2U S+L U R
9D 2U R S+2U 3D S+U
L S+R U L 9D 3U L
S+U R 3D S+R U L
7D 2U L S+U 2D R
S+L U R 12D
S+L U R S+8U
R 3D L D
2U L 2U 2R D L K

Level 7
3D 6R 2D L U L 4D R 4D L 3D L D L K

Level 8
7R 2D 3R 3U 3R U 2R
2L 3D 8R 8U L 2U S+L
U 2L D L U S+R U L S+4U
R 2D 2L U 2R D R 3U L
3D 5R 3D L U L 2U S+4L
U R S+4U R 2D 2L U R
D 2R 7U 2L K

Level 9
U S+L D R 17U 2R 2U R
2U 3L U R U 2R 2D L D R
2U L 2U R 4D L D 6R L
2U R 2D S+U L 2D 5R 5U K

Level 10
4R U R 2L U 3L D
2U 5R D R 3D S+2L U 2R D 3R K

Level 11
D 3R 2D R D 2R 2U S+D L 2U 3R 3D K

Level 12
9R U 3D 3R 4U R L S+D R 2U 2R 4U L 2U 2R K

Level 13

This level is only completable after collecting the crystals on levels 1-12.  ㅤ  ㅤ    ㅤ  ㅤ    ㅤ  ㅤ    ㅤㅤ  ㅤ  

Level 14
6U L 7U R U R 4U 4R 3D S+2U R 2D
L 5U 2R U 2L D L 5U K

Level 15
4D R S+D L 2U R 5D S+L
U R 3D S+R U L 3D S+L
U R D 4U L S+R D L S+D
L U R U 2R 20D L D S+3L
4D U D U D U D 5L K