Players share a pool of megaliths, placing them upright and optionally tipping the opponent's latest piece to lie across two squares. Score dolmens — groups of three or more orthogonally connected symbols of your colour as seen from above.

Inventor: Emiliano “Wentu” Venturini

Published listing: BoardGameGeek: Carnac.

• Current engine version: 20260702 (2026-07-02). On Abstract Play since 2026-08-03.

• Isometric view can hide floor cells under adjacent toppled stones; rotate or use flat view. Flat view's placement key shows the top face, but all four orientations remain available.

• https://boardgamegeek.com/boardgame/103061/carnac