Sonic Universe
After Cinos: The Spiritual Stone

Characters based on
There no actually characters that are new in this story

Main Antagonists
Cretaceous (Lockjaws)
Maelstrom (Siren)
Captain Gutt (Long John Silver)
Flint (Rab-bite)
Rudy (Indominus Rex)
Blue (Riptor The Novaraptor)
Soto (Cryoger)
Gavin

Characters introduce
Not really that much except for new forms, Primal Mutation

Plot
Lockjaws & Siren have return but this time they are their own boss instead of being lackeys for other villain, so they assemble many of the creature that used to lived on the Planet Primatopia. The Atlantean Duo have to turn Sonic's World into their dream planet which will be calling Planet Aquarius, where their kingdom will be their Atlantic for all aquatic lifeforms on Earth. With their combine powers and help with the mutated Soto and his elemental pack, Rudy The I.rex, the cybernetic enhance EVO raptor Blue, the ape with a Nanite bionic arm Captain Gutts with his crew ship and his first mate with PX-41 serum Flint, and the family of Dino-Birds with their patriarch Gavin. G.U.N. have release Servantis to help them defeated this menace but he gave them something better, he modified the Pokématrix with a new form which devolve the E-Cryptids, Primal Mutation. With this power, Cinos with the help of his Ravagers & his brothers the E-Cryptids, they show who the most primitive creature ever