"Shadow Faces Perfect Chaos" is the third episode in the animated series, Sonic Adventures. It first streamed on YouTube on 6th September 2017 worldwide and it is based on both Sonic Adventure and Sonic Adventure 2.


When Chaos Betrays Dr Eggman and uses all seven chaos emeralds to flood all of Scarborough and transform into Perfect Chaos, Sonic, Eggman and the gang must stop Chaos before the city is washed away forever, Shadow the Hedgehog joins the Battle.


  • Sonic the Hedgehog
  • Tails the Fox
  • Knuckles the Echidna
  • Amy Rose
  • Sticks the Badger
  • Shadow the Hedgehog (First Appearance)
  • Blaze the Cat (First Appearance)
  • Cream the Rabbit
  • Big the Cat
  • Froggy
  • Tikal the Echidna (First Appearance)
  • Dr Eggman
  • Chaos


After Escaping the Egg Carrier, Dr Eggman Lands at Prison Island where he encounters a machine that he saw in the diary of this grandfather, Professor Gerald Robotnik, and hopes to release the Dark Creature that rests in it. After activating the machine, the creature rises from the machine, then Eggman thinks that it was Sonic, but then the Dust clears away and Eggman then realises that it’s really a Black Hedgehog named Shadow. After Shadow takes out a guard robot he offers Eggman a deal which is to fetch him the seven chaos emeralds.  After arriving back at Scarborough Eggman is quickly betrayed by Chaos, Then Eggman heads to Angel Island to warn Knuckles, but then the two of them are knocked out by Chaos. Luckily Sonic and Tails came to Help Knuckles who tells them that if Chaos takes all 7 of the chaos emeralds, he will transform into a monster. Back to Scarborough, Shadow feels a huge rumble from the ground. As Shadow discovers a terrible flood in the city, he then sees that it was caused by Chaos who already has the seven chaos emeralds and has turned into a giant water monster named Perfect Chaos. Furious of seeing Chaos' actions, Shadow Begins a Tense Battle with Perfect Chaos, After an intense battle, Shadow sees the seven chaos emeralds above Chaos and then he Calls Eggman to finish off Chaos and then rushes to him just as Sonic, Tails, Knuckles, Amy, Sticks, Blaze, Cream and Big are the next ones to fight Perfect Chaos But Dr Eggman Shows up in the Egg Carrier 2 and warns Sonic that Chaos Double Crossed HIM. But then Chaos destroys the Egg Carrier 2, causing Eggman to retreat. After watching Eggman fail against Chaos, Shadow Catches up with Eggman and then a Female Echidna Named Tikal comes and tells Sonic and the Gang that Chaos came from the master emerald and has only used the negative power of the emeralds and then she gives the emeralds to Sonic to Harness their real power Turing Sonic into Super Sonic who then Begins a tense battle with Perfect Chaos, After Beating Chaos, Both Sonic and Chaos Return to Normal and Chaos is fully Tamed then Tikal returns Chaos back to the Master Emerald and restored all of Scarborough back to Normal. As Sonic and his friends enjoyed their evening, Shadow and Dr Eggman come up with another plan to find the seven chaos emeralds.


Shadow and Eggman
Sticks, Amy and Blaze-0
Perfect Chaos
Shadow VS Perfect Chaos
Sonic, Knuckles and Tikal
Chaos Emeralds for Sonic
Super Sonic-0
Super Sonic VS Perfect Chaos
Chaos and the Chao
Tikal and Chaos


  • This episode is based on both Sonic Adventure and Sonic Adventure 2.
  • This episode marks the debuts of Tikal.
  • This is the first episode where Sonic turns into Super Sonic.


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