Sonic the Hedgehog 2 (pre-beta)/Hidden content

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Level select

Enabled by default. Simply press + on the title screen.

Edit mode

Press then + on the title screen, then highlight a Zone in the stage select and press and hold .

Night mode

Enable Edit Mode, highlight a Zone in the stage select and press +.

Unused content

Art

	Description
	An "EXIT" graphic that is loaded in the VRAM in the Special Stage.

Objects

Placable in edit mode

	Description
	The prototype star post seen in earlier versions of the game still exists.
	Doors exist in Chemical Plant Zone, but you can place ones with the correct artwork.
	Unused doors for Aquatic Ruin Zone. They're unused in the final game too.
	Prototype versions of Crawl can be placed in Casino Night Zone. They don't move and can't be destroyed, instead acting the same as bumpers.
	Aquis can be placed in Oil Ocean Zone. It moves left and right - different to the behaviour seen in the final game.
	A different type of Octus can also be placed in Oil Ocean Zone. It moves upwards, fires, then flies off to the side.
	The moving checkered ball and associated switch still function in Oil Ocean Zone.
	The diagonal lifts still exist in Metropolis Zone, except unlike earlier prototypes, they do not move.
	There are no Clucker enemies in Wing Fortress Zone yet, but you can place them.
	A large vertical beam of light.
	Likewise you can place the missing disappearing platforms.
	The deadly spinning pole that releases an animal if jumped on. Unused in the final too.