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Sonic the Hedgehog 2 (Nick Arcade prototype)/Hidden content

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Back to: Sonic the Hedgehog 2 (Nick Arcade prototype).

Level select

Ss.nas2bls.png

Press Up Down Down Down Down Up Start on the title screen.

Edit mode

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Press C C Up Down Down Down Down Up then A+Start on the title screen.

2-Player VS mode

Sonic2NA Comparison EHZ 2P 1.png

Highlight a Zone in the stage select and press B+Start to play the level in 2-player split-screen mode. Other than having a second screen to watch Tails, gameplay remains unchanged from 1-player mode.

Adjust the water level

Sonic2NA MD WaterLevel.png

Pressing Up and Down on the second control pad will adjust the water level in stages which have water (although in this build, this means only Hidden Palace Zone (Spring Yard Zone)).

Unused content

Art

Art Description
A JIS X 0201 character set, minus katakana characters. Its purpose is unclear.
Sonic turning sprites.
Animation for Sonic running faster than normal.
Animation for Sonic running even faster than normal.
Sonic pulling animation.
Spr ledge.gif
Sonic balancing animation, likely for when the player is mere pixels away from falling.
S2button.png
A standard switch. The object hasn't been coded at this stage yet.
Spr fireball.gif
Fire. Possibly a flaming log, as Buzzer was planned to burn bridges according to concept art.Media:Sket bee.png[1]
Animated tiles, possibly for the Chemical Plant Zone boss.
Spr ball.gif
Ball. Though seen in concept art, coding for this object never seems to have been started.
Spr 3eyefish.png
Bubbler's Mother graphics.
Spr bubble.gif
Bubbler graphics.
Spr bouncer.gif
Prototype Crawl graphics.
Dirt, possibly associated with Crawl.
16x16 block, possibly for Hill Top Zone
Fire for Hill Top Zone. Different to what is seen in the final game.
Door for Hill Top Zone. It's identical to the one in the final game, it just hasn't been coded yet.
Spr hpzbg.png
Hidden Palace Zone background piece.
Hidden Palace Zone object.
Smoke.

Objects

Placeable in edit mode

Art Description
Sonic2 MD Sprite Monitors.png
Blank monitor, similar to the one in the original Sonic the Hedgehog. Does nothing.
Sonic2 MD Sprite OldStarPost.png
The prototype Star Post seen in earlier versions of the game still exists. When deactivated, it is yellow, rapidly flashing white and red once Sonic has passed by.
The seesaw from Hill Top Zone (Scrap Brain Zone) can be placed in Emerald Hill Zone (Star Light Zone), complete with different colour scheme.
Flipping platforms for Chemical Plant Zone (Marble Zone). They don't have the correct art, but seem to work fine.
The Sonic 1 swinging platform still exists in Marble Zone, albeit with broken graphics.
Unknown enemy in Hidden Palace Zone (Spring Yard Zone).
Another one in Hidden Palace Zone. This one fires a projectile.
Stego with broken graphics in Hidden Palace Zone.
Gator with broken graphics in Hidden Palace Zone.
This seems to be the prototype Octus from Oil Ocean Zone, hovering, firing a projectile then moving off-screen to the left or right. Again, found in Hidden Palace Zone.

Others

Art Description
Sonic2 MD Sprite Monitors.png
Eggman Mark. Does nothing.
Sonic2 MD Sprite Monitors.png
? monitor. Does nothing.
Sonic2 MD Sprite Monitors.png
Spring monitor. Does nothing.
Octus with correct graphics.
Stego with correct graphics.
Gator with correct graphics.
Aquis with correct graphics (and loads of variants).
BFish.

References


Sonic the Hedgehog 2 (Nick Arcade prototype), prerelease version of Sonic the Hedgehog 2 (16-bit)
S2b title.png

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Part of Sonic the Hedgehog 2 (16-bit) development