Sonic Collection 1998 - 2007

Sonic Collection 1998 - 2007 would be a collection of almost every Sonic game between 1998 and 2007.

Main

 * Sonic Adventure (DX)
 * Sonic Adventure 2 (Battle)
 * Sonic Heroes
 * Shadow the Hedgehog
 * Sonic '06

Unlockable

 * Sonic Pocket Adventure (Beat Sonic's story in Sonic Adventure)
 * Sonic Advance (Beat Sonic Adventure)
 * Sonic Advance 2 (Beat Sonic Adventure 2)
 * Sonic Advance 3 (Beat Sonic Heroes)
 * Sonic Battle (Beat Sonic Advance 3)
 * Sonic the Hedgehog (Retro Engine) (Beat Hero Story in Sonic Adventure 2)
 * Sonic Rush (Beat Sonic '06)
 * Sonic Riders (Beat Shadow the Hedgehog)
 * Sonic Rush Adventure (Beat Sonic Advance 2)
 * Sonic and the Secret Rings (Beat Big's story in Sonic Adventure)
 * Sonic Rivals (Beat Silver's story in Sonic '06)
 * Sonic Rivals 2 (Beat Team Dark in Sonic Heroes)
 * Super Monkey Ball Deluxe (Beat Sonic Heroes)
 * NiGHTS Into Dreams (Beat Sonic Adventure)

Sonic Adventure

 * Textures and models are now new, HD versions (You can switch between HD, DX, and DC in options)
 * Big's story completion is no longer neccesary for Super Sonic.
 * New camera modes have been added.
 * In Lost World, the wooden snake bug has been fixed.
 * You can transform into Super Sonic in any level after beating Perfect Chaos.
 * Chao Garden is DX version.

Sonic Adventure 2

 * Textures and models are now new, HD versions (You can switch between HD, Battle, and DC in options)
 * The radar in the Emerald Hunting stages has been replaced with the one from Sonic Adventure 1.
 * New camera modes have been added.
 * Chao Garden is Battle version.

Sonic Heroes

 * Textures and models are now new, HD versions (You can switch between HD and Classic in options)

Shadow the Hedgehog

 * Textures and models are now new, HD versions (You can switch between HD and Classic in options)
 * Physics have been revised
 * The final ending has been revised to answer more questions.

Sonic '06

 * Everyone has gotten a speed increase
 * Elise and her father have been retooled into Hedgehogs
 * Bugs have been fixed
 * Physics have been revised
 * Amy gameplay has been revised to be more like Sonic Adventure
 * Stage designs have been changed to accomodate this

Sonic Pocket Adventure

 * Graphics now use 32-bit shading (You can switch between 8-bit and 32-bit)
 * Soundtrack now uses the original Genesis/Saturn songs (You can switch between NGPC and Originals)
 * Tails is playable

Sonic Advance

 * Camera has been zoomed out to accomodate consoles (Optional)

Sonic Advance 2

 * Camera has been zoomed out to accomodate consoles (Optional)

Sonic Advance 3

 * Camera has been zoomed out to accomodate consoles (Optional)
 * Co-op mode has been added

Sonic Battle

 * Improved textures

Sonic the Hedgehog (Retro Engine)

 * No changes made

Sonic Rush

 * Special Stage controls changed to accomodate lack of touch screen

Sonic Riders

 * Textures and models are now new, HD versions (You can switch between HD and Classic in options)

Sonic Rush Adventure

 * Ship controls changed to accomodate lack of touch screen

Sonic and the Secret Rings

 * Game controls changed to accomodate lack of motion control (Controls similar to the Black Knight)

Sonic Rivals

 * Textures and models are now new, HD versions (You can switch between HD and Classic in options)

Sonic Rivals 2

 * Textures and models are now new, HD versions (You can switch between HD and Classic in options)

Super Monkey Ball Deluxe

 * No Changes Made

NiGHTS Into Dreams

 * Textures and models are now new, HD versions (You can switch between HD and Classic in options)

Note

 * The Retro Engine version of Sonic 1 was added to acknowledge the GBA port of Sonic 1, but due to the poor playability, it was replaced with the Retro Engine version just to reference Sonic 1 GBA.