4PC Variants List - Chess Forums

WE Games Four Player Chess Set - 4 Sets of Chess Pieces -2-4 Player Wood Expressions, Inc.

4 Player Chess: How To Play And Win

Chaturaji - Wikipedia

Cliff Pickover on X: Fortress chess is a 4-player chess variant

Four-player chess - Chess Forums

How to Play 4 Players Chess? Free For All

4-Player Chess Set, Shop Today. Get it Tomorrow!

4 player chess Wiki

4 Player Chess (Teams) - Rules & Strategies

4 Player chessboard by Bryan