Turn on the system holding 1 + 2 and wait for the Sega logo to finish. You can skip the Sega logo by pressing Start while still holding buttons 1 & 2 down.
Effect Code Invincibility Turn on the system holding both buttons 1 & 2 down.
At the Title Screen press 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, Start for a Level Select number to appear at the top of the screen.
Effect Code Level Select 1(8x), 2(8x), Start at the Title Screen.
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