Begin a game in "Endless Tetris" mode, then press A + B. Now a graph will appear on the right side of the screen that counts the type and number of blocks that have been removed.
--------------------------------------------------------------------------------
Game Shark Codes
Always Get Magical Tetris Pieces
811D267E DB20
Always Get Straight Pieces
801D25F4 0000
Quick Score Gain
811D26A6 FFFF
