Why this works
Bishop Diagonal Puzzles in ChessHole are not about checkmate. They are about move order, reachable squares, and keeping a piece alive after the board changes.
ChessHole
online chess puzzle
Bishop Diagonal Puzzles online for advanced players
Open ChessHole in the browser and start solving without setup. ChessHole helps advanced players solve color-bound routes across shrinking diagonals while practicing protecting diagonal access until the end.
Play ChessHoleBest first habit
Before moving, count the safe landing squares each piece will still have after its current tile collapses. That single habit prevents most early dead ends.
Who should try it
This page is tuned for advanced players who want calculation practice with unusual constraints in a chess-inspired puzzle that runs in the browser.
Free vs Pro
The first 40 launch boards are free. Pro is a one-time $4.99 unlock for every proof-built board, unlimited hints, and premium piece skins as they land.
What makes bishop diagonal puzzles different in ChessHole?
ChessHole turns bishop diagonal puzzles into a disappearing-board route puzzle. Each move removes the square the piece left behind.
Is this useful for advanced players?
Yes. It is designed for calculation practice with unusual constraints, while still using familiar chess-piece movement.
Can I play these puzzles online?
Open ChessHole in the browser and start solving without setup.
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