Sonic Boom (2014)

S1E52 It Takes a Village to Defeat a Hedgehog

In a sinister twist, Dr. Eggman orchestrates his most cunning scheme to date by uniting all of Sonic's adversaries. Among them is Shadow the Hedgehog, who steps into the fray, adding a formidable challenge to Sonic's ongoing battle. This alliance of villains sets the stage for an intense showdown, testing Sonic's speed and resilience like never before.