To get updated graphics in Frogger, use the Konami code at the Frogger title screen: UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, B, A, START. The game will begin with improved graphics over the original.

To get updated graphics in Scramble, use the Konami code at the Scramble title screen: UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, B, A, START. The game will begin with improved graphics over the original.

At the Time Pilot title screen, enter UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, B, A, START. This will unlock a special prehistoric level later in the game.

To get updated graphics in Gyruss, use the Konami code at the Gyruss title screen: UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, B, A, START. The game will begin with improved graphics over the original.

To get more lives for Rush N'Attack, go to the title screen of the game and enter the Konami Code: UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, B, A, START. This will hook your soldier up with extra 1-Ups.

To access new characters in Yie-Ar Kung Fu, enter the Konami code at the game's title screen: UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, B, A, START. This will give you access to special new characters at the end of the game. Or, if you're playing two player, you can select the new characters to fight against your opponent.