Superman: The Man Of Steel
During play, pause and enter the following codes:
R, Black, Y, Black, L, White. You'll get all levels and bonus items.
L, L, R, L, Y, X, White, Black, Black, White.
R, L, Black, White, L, Y, Y, Black, R, White.
Black, White, L, X, L, White.
Thanks to Revolution readers Alex Schmitt and MarkyMarky!