Enter the audio options screen, set the song to "Haluci", and the music mode to "Choose". Then, select single player mode, enter HALUCI as a name, highlight "OK", and press A. A kaleidoscope will appear in place of the game. Note: The Nintendo 64 must be reset to quit this mode.
Select single player mode, enter AI2EZ4U? as a name, then highlight "OK" and press A. When the game begins, the CPU's blocks will fall very quickly, while your blocks will remain at normal speed.
Select single player mode, enter 2FAST4U as a name, then highlight "OK" and press A. When the game begins, the blocks will eventually fall very quickly.
When you have a slot down the middle and the two sides are filled up except for one on one side and two on the other and you get a blue piece, put it down the slot. When the bottom reaches the holes, press A and the blue piece should turn. The pieces should flash and turn into single pieces. Note: It will erase blocks