En Passant Double Check Mate : r/chess

Rules of Chess: Check, Mate, and Stalemate

Double Check - Chess Terms

Discovered Check, Double Check, Checkmate All In One!

Deadly Double Check !

Chess Tactics: Double Check # 7-13 Beautiful!

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Operation Double Check by Catson, Amos

I see your double check, and raise you the double double double

Double-check

The game Reti vs. Tartakower 1910 has one of the most powerful double checks ever! Have you ever used a double check to win a game of chess?, By ChessKid.com