After saving the entire Multiverse from Emperor Nefarious and The Chaos Council, Tails tries coming up with a portal machine that can send Sonic and his pals to Rivet's dimension without the use of the Dimensionator, but when testing it, the machine goes off the hook and sucks Sonic, Tails, Knuckles, and new returning Resistance member Spiral, into a whole new world along side Ratchet and Rivet and their robot buddies Clank and Kit, who follow Nefarious through a rift when trying to stopping him, now ending in the world of Equestria, meeting and teaming up with two ponies, one being a go-lucky unicorn named Izzy, and another one being a earth pony named Sunny, who go on a quest to find three magical crystals in order to reunite pony kinds and bring back magic.
9 parts