--Credits--

EXY Sprite were ripped and posted on DA by: Sonicthehedgedot.

Both Ray and Metal sonic sprites are made by Akimaca on SpritersResource.

2011X's OM based sprite was made by zena30694, official 2011X sprites were made by:

Alan/Tails Sprite was made by:

Tails Doll sprites from Sonic 3d in 2d were ripped and uploaded by KoolTimYT onto spritersresource.

And Finally The background assets were ripped out from the sonic.exe call of the void mod.