This game has unused areas.
A game where it's in black and white and you take control of a stickman, It also has a 3D bonus stage in the style of space harrier.
An earlier version of 1-1 with a test NPC.
A rotating F.
An unused walking animation, used for the test NPC seen in the test level, the final animation is just the character running.
A rotating cube.
The player was originally meant to be grown via a power-up but went unused, this was used in the prototype when starting a level.
Some unused death jingles.
A piece of music meant for testing purposes.
A weird SFX.
|YOU ARE DEAD|
A text meant to appear when the player dies.
There is a debug mode for the bonus stages left in the game that you can access by changing the hex value at $00000100 from $00 to $01 and could be toggled by pressing B.
|International||Japan (Virtual Console)|
The Gaming Game Logo had been changed to the Futaba Games logo in the Japanese virtual console release due to the rebranding of the company in that region.
The Japanese title screen was completely redone.