Virtual Chess 64 cheats and cheat codes for Nintendo 64

Show the opponents next move:
During the game play,, hit C-Up, C-Down, Up, Down, Left, Right

Different board
During the tutorial play or 2D mode, hit C-Left or C-Right.

Debug Menu
During the game play, enter the following button combination:
C-up, C-down, C-left, C-right, UP, DOWN, LEFT, and RIGHT on the D-pad