Sonic Generations

Sonic Generations is a video game that celebrated the 20th anniversary of the Sonic the Hedgehog series.

Plot
The story of the game revolves around Sonic as he and his classic counterpart race through areas from older Sonic games to free Sonic's friends and restore the worlds back to their original forms all while trying to figure out who brought them to the white limbo and how to get back to their corresponding time periods. Along the way, both classic and modern Sonic face Dr. Eggman in his previous attempts to destroy him.

Console/PC

 * Green Hill


 * Chemical Plant


 * Sky Sanctuary


 * Speed Highway


 * City Escape


 * Seaside Hill


 * Crisis City


 * Rooftop Run


 * Planet Wisp

3DS

 * Green Hill Zone


 * Casino Night


 * Mushroom Hill


 * Emerald Coast


 * Radical Highway


 * Water Palace
 * Tropical Resort

Console/PC

 * Metal Sonic
 * Shadow the Hedgehog
 * Silver the Hedgehog
 * Death Egg Robot


 * Perfect Chaos


 * Egg Dragoon


 * Time Eater

3DS

 * Metal Sonic


 * Shadow the Hedgehog


 * Silver the Hedgehog
 * Big Arm
 * Biolizard
 * Egg Emperor
 * Time Eater

Playable

 * Sonic (Modern Sonic)
 * Sonic ( Classical Sonic)


 * Super Sonic

Non Playable

 * Tails


 * Amy


 * Knuckles


 * Cream


 * Rouge


 * Espio


 * Shadow


 * Blaze


 * Vector


 * Charmy


 * Silver


 * Metal Sonic