The Shape: Board Tag

Description

The board is not a simple rectangle.

Chess on a Tesseract. Chess played over the 24 two-dimensional sides of a tesseract. (24x(5x5), Cells: 504) (1)
Crazy 38's. On strange board with 38 squares. (Cells: 38) (Recognized!) (1)
Lemniscate Chess. Chess played on a Lemniscate board (in the shape of an infinity symbol). (18x4, Cells: 72) (1)