A collision with the Paradox Prism sends Sonic to a parallel world called New Yoke City, where the dull environment looks oddly familiar.
A power outage gives two rebels a chance to break into a lab where the Chaos Council is studying Sonic's strange connection to their energy source.
To secure the Prism Shard, the rebels battle the Chaos Council. Then Sonic makes a startling discovery about the events that shattered his world.
In a dimension called the Boscage Maze, Sonic runs into tree-dwelling versions of his friends who warn him of a monster that lives on the jungle floor.
To find his way back to the right dimension, Sonic must battle the jungle monster who waged war on his friends and capture the powerful Prism Shard.
Back in New Yoke, Sonic desperately tries to convince Nine to join the Resistance, but Nine is focused on building a brand-new home.
In the tropical No Place, Sonic meets a friendly band of pirates and their mysterious captain, who loves to party.
As Sonic's crew races to the Prism Shard, they quickly realize they're not the only ones after it. There's only one way to win — they gotta go fast!
Shadow ambushes Sonic in the void of the Shatterverse to confront his rival about the destruction of Green Hill — and take matters into his own hands.
As the Chaos Council searches for the Boscage Prism Shard, Sonic realizes there's only one way to stop the robots from destroying the forest: a battle.
To save Captain Dread's crew and recapture the Shard, Sonic will have to do what he does best: act fast. Luckily he has help from an unexpected ally.
Friends become foes when Captain Dread's crew questions Sonic's loyalties. Then, a battle on the high seas breaks out over possession of the Shard.
The Chaos Council returns to New Yoke City more powerful than ever, forcing the rebels to come out of the shadows and bring a fight to their front door.
Sonic meets his match in Chaos Sonic, a robot version of himself designed to never fail. Meanwhile, the Chaos Council decides to expand their empire.
The key to reassembling the Paradox Prism lies in one of the Shatterspaces. But can Nine and Sonic find a portal to safely transport the Shards there?
While Nine reassembles the Paradox Prism, Shadow and Sonic battle the Council to buy more time — but there's one big surprise they weren't counting on.
With the Paradox Prism in his hands, Nine begins building the Grim into his own personal paradise — unless Sonic and Shadow can convince him otherwise.
To get help in the fight against Nine and his winged lackeys, Sonic heads to New Yoke and forms an allegiance with the very last people he ever expected.
Sonic races to No Place to save the pirates before their world collapses, but Nine still needs Sonic's energy to power the Paradox Prism.
Sonic must learn to give up some control if he's going to defeat Nine on the battlefield. The first step? Letting the team take over.
To beat the biggest bot on the battlefield and get one step closer to Nine, Sonic needs to move fast — and accept a little help from his friends.
Sonic discovers a new ability that may be the key to defeating Nine. But Nine's endless army has only one purpose: to capture Sonic's energy.
Reality will cease to exist unless a selfless hero makes the ultimate sacrifice. But will it be enough to reverse the damage Nine caused to the universe?
