Char's Red Zaku II:
On the Mode Select Screen press: Left, Up, Right, Down, Square, Triangle, Circle. If done correctly, a sound is played.

Unlock all Secret Characters:
To unlock all Secret Characters at once you need to beat the game on the hard difficulty setting without using any continues. You will get Big Zam, Neil Zeil, Psycho Gumdam and Hydra Gundam.

Unlock all Secret Characters alternate:
To unlock Secret Characters you need to beat the game on the easy difficulty setting with all Characters..
Submission: Nappa239@aol.com