
And which character you will be playing as to fight each boss.
The bosses throughout the game will have a few that actually has one boss in all 3 stories, while some in their own in different stories, alongside additional bosses that were added.
Michelle Ruff as Cream The Rabbit and Daisy The Seedrian. Karen Strassman as Rouge The Bat and Starla The Seedrian. Lisa Ortiz as Amy Rose The Hedgehog, Molly and Galaxina The Seedrian. Bella Hudson as Wave The Swallow and Earthia The Seedrian. Dan Green as Knuckles The Echidna, Storm The Albatross and Yellow Zelkova. Emi Jones as Miles Prower (aka Tails The Fox) and Cosmo The Seedrian. David Humphrey as Shadow the Hedgehog and Black Nassarius. Ryan Drummond as Sonic The Hedgehog and Pale Bayleaf. Leading to the point where Sonic, Shadow, and Jet facing the Metarex as Rivals and Teammates to save the entire universe from losing Planet Eggs and gathering all 7 Chaos Emeralds. And Jet The Hawk, the last descendant of the Babylon Rogues, has made a deal with the detectives, Team Chaotix, that they would go with them to space to be in check with Sonic and Eggman, secretly Vector is also keeping an eye on Cream (since he's ordered by Vanilla The Rabbit). Who was later sent to discover Eggman's plans. Shadow The Hedgehog, the Ultimate Lifeform, has chose to serve GUN as an agent, alongside Omega and Rouge, after the events of 2005's Shadow The Hedgehog. While Tails discovers a mysterious girl name Cosmo the princess of Seedrians who came to Earth to warn him, Sonic and the others realized that the entire universe is in danger. Similar plot to Sonic X's Metarex Saga, Sonic came across an evil mechanical ruler name Dark Oak the leader of an entire race of Metarex, during his battle in Space.