Bonus Planes

Successfully complete the game and save when prompted. Use that saved game to continue a new game. Successfully complete the Blue Wing Knights mission, then choose another mission. Press Square at the aircraft selection screen to choose from the Vic-Viper and other bonus planes. The Vic Viper has a longer range machine gun that can destroy an enemy plane with one hit. Other bonus planes such as the TwinBee, MX5000, Falsion, Blue Thunder M-450, Manbou-J, Flint-Rock, Aura-Wing, Jerry Mouse, Block Shooter, Super Fighter, Penta, Axelay, and Poly will also be unlocked, depending on how well you performed in your cleared saved game. You can clear the game on the same file repeatedly to unlock more planes.

Gradius Reference

Play an Earth mission with the Vic Viper to hear music from level 4 of Gradius. Play a Space mission with the Vic Viper to hear music from Gradius 2.

Completion Bonuses

Successfully complete the game, then start another game with your file to begin with all airplanes (including bonus planes), medals, money, stats, FMV sequences, and replay levels that were previously unlocked.

Play As Ellen McNichol

Focus the game play with Ken. Every time you see Albert, shoot him down. Try shooting him down in every mission. If done correctly, Ellen will be unlocked for the space missions. Ellen has planes such as the Bird Of Prey.

Refill HP And Missiles

Pause the game and press, Up, Up, Down, Down, Left, Right, Left, Right, L3, R3.

Self Destruct

Pause the game and press Up, Up, Down, Down, Left, Right, Left, Right, X, O.