Rules
Board
Shape
Pieces
Inner ring: directions (range 1 steps, more slides). Outer ring: leaps over anything. Drawn for ink, who moves up; bone mirrors it.
Setup & phase
Capture
A jump chain stops after 8 jumps in one move.
Winning
Turns & limits
Auto-play
Seeded and capped (400 games, 60 with minimax; at most 400 plies each), played in short slices so the page stays live.