Intelligent Qube Codes -

Original mode, play as Cynthia:
Successfully complete the game to access to the "Original" selection on the "Game Mode" screen and to select Cynthia on the character selection screen.

Play as Spike:
Successfully complete the game as Cynthia with an IQ of over 400. Alternatively, complete all 100 stages under "100 Attack" mode.

Play as Eliot:
Remain in survival mode for at least ten minutes.

Play as Cherry:
Remain in survival mode with Eliot for at least fifteen minutes.

Play as April:
Successfully complete the game with an IQ score of over 100.

Play as Dickson:
Successfully complete the game with April with an IQ score of over 150.

Play as Morgan:
Successfully complete the game with Dickson with an IQ score of over 200.

Play as Kimti:
Successfully complete the game with Morgan with an IQ score of over 300.

Play as Atlas:
Successfully complete the game with Morgan with an IQ score of over 400.

Play demo levels:
Select the "Rules" option, and highlight the Demo 1, Demo 2, or Demo 3 selection. Hold L1 + R1 and press X to begin game play in the selected demo level.