After defeating Dr. Robotnik (Jim Carrey) from using the Master Emerald that nearly destroyed Green Hills, Sonic (Ben Schwartz) is now with his new sidekick Tails (Colleen O' Shaughnessey) and with Knuckes the Echidna (Idris Elba) joins the team and having their new base near the Wachowskis, and Tom lets them stay for a while they go visit his brother, Ben Wachowski (James McAvoy) & his best friend Jonathan Bateman (O.T. Fagbenle). With her Cantonese daughter Kimy (Rosalie Chiang) But Dr. Robotnik has survived thanks to his partner Agent Stone (Lee Majdoub), where they both discover a hidden file of Protect Shadow, a ultimate lifeform who names himself Shadow (Justin Timberlake), along with a jewel thief named Rouge the Bat (Rachel Bloom) and a robot mech named E-123 Omega (Hugo Weaving) have a history with him, when Sonic Tails Knuckles Tom and Maddie, finds out that Kimy has a half power of a Choas Emerald and teams up with Amy Rose (Anna Kendrick), Sticks the Badger (Margot Robbie) Silver the Hedgehog (Tom Holland), Blaze the Bat (Gal Gadot), Tangle the Lemur (Zendaya), Cream the Rabbit (Xanthe Huynh) her companion Cheese the Chao (Tara Strong), Big the Cat (James Corden) his pet Froggy the detective members Espio the Chameleon (Steve Yeun), Charmy Bee (Brina Palencia) Vector the Crocodile (Snoop Dogg) and work together to find the 7 Choas Emeralds and stop Dr. Robotnik from using The ARK form destroying the Earth.
