Anverdi's Gambit is a perfect add-on for Anverdi's Mental Dice Set.

Anverdi's Gambit is 4 beautiful chess pieces (Ebony and Ivory colors) precision-made to hold the Anverdi Dice inside them.

Also included are 4 professional routines and instructions.

Expand your Anverdi's Mental Dice in entirely new applications.
Perfect for 'Which Hand' routines and more!
Your imagination is the only limitation.
BONUS! FULL GAMBIT ROUTINE BY COLIN MCLEOD!