Rather than 5 campaigns, there are now 4. Hero, Dark, Sol, and Encore. I have added some new characters as well.
Find descriptions of stages in the fangame’s main page.
Hero Mode
Sonic the Hedgehog - Running Stage
Miles “Tails” Prower - Weapons Stage
Knuckles the Echidna - Hunting Stage
Amy Rose - Fighting Stage
Dark Mode
Shadow the Hedgehog - Running Stage
E-123 Omega - Weapons Stage
Shade the Echidna - Hunting Stage
Shard the Metal Sonic - Fighting Stage
Sol Mode
Blaze the Cat - Running Stage
Silver the Hedgehog - Hunting Stage
Tangle the Lemur - Fighting Stage
Whisper the Wolf - Weapons Stage
Encore Mode
Mighty the Armadillo - Running Stage
Ray the Flying Squirrel - Hunting Stage
Honey the Cat - Fighting Stage
Heavy and Bomb - Weapons Stage
Which campaign is your favourite and which stage type is your favourite?