Captain Skyhawk

Nine lives and all weapons

Press Start and wait until the title screen with the Captain Skyhook logo appears. Then, hold A + Down before the logo disappears. Press Start to begin game play with all weapons and nine lives.

Barrel roll

Hold Select and press the D-pad while flying to perform a barrel roll in that direction.

Set background star speed

Press A or B on controller two when docking between dogfights to decrease or increase the speed of the background stars.

Invincibility

Press [Up, Right, Down, Left, Up] four times at the copyright screen while the letters are falling from the top of the screen. Then press Start to enable invincibility. Alternatively, press Up, Right, Down, Left, Up, Left, Down, Right, Up.

Level skip

Press Up, A, B on controller two.