ZERO GUNNER 2 UNLOCKABLES
Full pause screen
After pausing the game, push X + Y.
In-game reset
After pausing the game, hold A + B + X +Y and press Start.
Expert mode
Finish the game under the arcade or higher difficulty to play more difficult levels.
Replay mode
After finishing the game you will unlock the "Replay" option at the main menu. Pick it to watch the game auto-play.
Unlimited credits
The game increases the number of available credits each time that it is restarted. If played enough times, your available credits will be unlimited.
New shooting weapons
Collect all the objects you see after the planes explode.