Klax (Game Boy, Hudson)
This game has a hidden level select.
The Japanese version of Klax, which is a different game from the one that was released in the US.
At the Wave 1/6/11 selection screen, press Up, Up, Down, Down, Up, Down, Up, Down, Up, Up, Down, Down. Press A to increase the wave number, B to decrease the wave number, and Start to go to the selected wave.
|The Klax series|
|Game Boy (Color)||Klax (monochrome, Hudson) • Klax (color)|
|Game Boy Advance||Marble Madness & Klax|