Same puzzle, same clock. You and your opponent both pick a move.
The better move hits. The bigger the gap, the bigger the hit.
Mate rounds. Find the checkmate for a 40–60 HP knockout.
Is it free?
Yes. It plays in your browser, no install or account needed.
Do I need to be good at chess?
No. Practice bots adjust to your level, and most rounds are a pick from four moves.
How long is a match?
A few minutes: best of three sets, 100 HP each.
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