Diagram labels identify objects, not move order. The written notes below refer to this A-layout.
OUR BOARD NOTES · DEFAULT A
Read the puzzle, then make your move.
The A-layout for level 21 has 13 rings, 14 connecting pins, 3 sliding bars. The unbroken loops are R6. Open their surrounding connections instead of searching for a gap.
Candidate route · not independently playtested
These notes are independently worded from the reference diagram and candidate actions. They are not a confirmed complete mobile solution.
01
Turn R8 clockwise; aim the opening right, a little below horizontal.
02
Turn R13 anticlockwise; aim the opening upper left.
03
Shift S1 right along the guide rail.
04
Shift S1 right along the guide rail. Look for S1 to clear.
05
Shift S2 left along the guide rail.
Pause if a piece behaves differently. The numbered objects in this diagram may not match those in the video. Diagram reference ↗