A fan of a supervillain group known as the Vicious 6, Gru devises a plan to become evil enough to join them, with the support of his minions, the Minions.
Sonic is eager to demonstrate that he has what it takes to be a real hero after settling in Green Hills. When Dr. Robotnik reappears, this time with Knuckles as his new companion, he will put him to the test as they look for an emerald that has the capability of destroying civilizations. To find the emerald before it falls into the wrong hands, Sonic partners up with Tails, his own sidekick, and the two travel the world.
After a lifetime of legendary heists, five notorious bad guys - Mr. Wolf, Mr. Snake, Mr. Piranha, Mr. Shark and Ms. Tarantula - embark on their toughest challenge yet... trying to make good.