Successfully complete all games to unlock the following bonuses.
Final award
"Sound" option at the main menu.
Credits mini-game. Note: Press A and B to shoot Arino's head. Remain idle at the "End" screen to hear Arino say various things up to thirty minutes later.
Records logged of Free Play mode games.
Cosmic Gate: Hard mode
Press Down(2), B(2), A(2), Start at the title screen.
Cosmic Gate: Power-up
Pause game play, then press Up(2), A(2), B(2).
Haggle Man 2: Alternate ending
Complete all levels with less than five seconds on the timer.
Haggle Man 2: Continue game
Hold Left and press Start at the "Game Over" screen.
Haggle Man 2: Level select
Hold A and press Up(2), Right(3), Down(2), Left(3) at the title screen.
Haggle Man 2: Secret power-up
Pause game play, then press Up, Down, Up, Down, B(2), A(2): Note: This game only be done once per game session.
Haggle Man 2: Three scrolls
Pause game play, then press Down, Up, Down, Up, A(2), B(2). Note: This can only be done once per level.
Haggle Man 2: Unlimited time
Hold Up/Left + + A + B at the "Stage Demo" screen.
Haggle Man 3: 9,999 Nuts
Pause game play, then press B, A, B, A, Right, Left, Right, Left.
Haggle Man 3: 99 lives
Pause game play, then press A, B, A, B, Left, Right, Left, Right.
Haggle Man 3: Advance to Boss
Pause game play, then press B(2), A(2), Left(2), Right(2).
Haggle Man: Alternate ending
Complete all levels with less than five seconds on the timer.
Haggle Man: Continue game
Hold Left then press Start at the "Game Over" screen.
Haggle Man: Full health
Pause game play, then press Down, Right, Up, Left, B(4), A(4).
Haggle Man: Restore life
Enter three doors in reverse alphabetical order.
Haggle Man: Scrolls appear
Pause game play, then press Up, Right, Down, Left, A(4), B(4).
Haggle Man: Secret power-up
Pause game play, then press Down, Right, Left, Up, B(4), A(4).
Haggle Man: Summon allies
Pause game play, then press Up, Right, Down, Left, A(4), B(4).
Rally King SP: Enemies eliminated
Hold Down/Right + Select at the title screen.
Rally King SP: Invincibility
Hold Up/Left + Select at the title screen.
Rally King SP: Skip to level 2
Press A, B, A, B, Up + Select at the title screen.
Rally King SP: Skip to level 3
Press A, B, A, B, Left + Select at the title screen.
Rally King SP: Skip to level 4
Press A, B, A, B, Down + Select at the title screen.
Rally King: Enemies eliminated
Hold Down/Right + Select at the title screen.
Rally King: Invincibility
Hold Up/Left + Select at the title screen.
Rally King: Skip to level 2
Press A, B, A, B, Up + Select at the title screen.
Rally King: Skip to level 3
Press A, B, A, B, Left + Select at the title screen.
Rally King: Skip to level 4
Press A, B, A, B, Down + Select at the title screen.
Star Prince: Continue game
Hold Left and press Start at the "Game Over" screen.
Star Prince: Invincibility
Hold Up and press A(3), release Up, then hold Down and press B(3) at the title screen.
Unlock "Sound" mode on the title screen
Clear all story challenges: Game specific challenges and earn the "Clear" mark for all games.
Warp to final level in Cosmic Gate
In the first stage, fire 64 shots without hitting any enemies. A warp gate will appear that will take you to the final stage.