In Japan as Known of "Knuckles's Adventures" for Home-Consoles
- Knuckles's Story
- Rouge's Story
- Tikal's Story
- Last Story (Unlocked by completing all stories.)
Knuckles the Echidna
Knuckles is a powerful and strong echidna. He can smash rocks.
Rouge the Bat
Rouge is a Shadow's best friend and Knuckles and Tails's rivals.
Tikal the Echidna
Tikal is a future echidna who appears first in Sonic Adventure 1. She lives in Angel Island.
She can't do Treasure Hunt.
Sonic the Hedgehog
Sonic is a fastest hedgehog. He can help Knuckles from Treasure Hunt who he can't find emerald piece.
Miles "Tails" Prower
Tails is a cutest and smartest fox. He can help Knuckles too.
Amy is a pink hedgehog. She can help Knuckles from Treasure Hunt.
Shadow the Hedgehog
Shadow is a black dark hedgehog. He can help Rouge from Treasure Hunt.
Omega is a Robotic. He can help Rouge.
The Chaotix had the following members: Vector, Espio, Charmy and Mighty. Unlike Knuckles and Rouge. He's can do Treasure Hunt. He appears in cutscenes without DLC.
Silver the Hedgehog
Silver is a white hedgehog who lives in 200 years of Future. He follows Tikal.
Eggman is a evil scientist who trys to destroy world. He was stolen Master Emerald along with Gemerl.
Gemerl is a Evil version of Emerl who appeared first in Sonic Advance 3. Eggman configured him into evil mode.
Mephiles is a dark villain hedgehog who destroy all world. He can appears in Mephiles Boss with Rouge's Story.
Knuckles and Rouge had slimar to Sonic Adventure 2 Treasure Hunt Gameplay. And Tikal has Platformer Gameplay.
- City Station
- Angel Island
- Grass Jungle
- Sand Canyon (Knuckles Only)
- Turtle Beach (Rouge Only)
- Future City (Tikal Only)
- Casino Kinght (Knuckles Only)
- Metal Base (Rouge Only)
- Sandwich Hill (Tikal Only)
- Ocean Mine (Knuckles Only)
- Handsome City (Rouge Only)
- Future Casino (Tikal Only)
- Pumpkin Castle (Knuckles Only)
- Egg Base (Rouge and Knuckles Only)
- Mephiles Castle (Tikal and Rouge Only)
- Dark Super Hyper Gemerl (Final Story Only)
Sonic & Knuckles - 15% the Game
Knuckles Chaotix - 20% the Game
Sonic the Hedgehog 3 - 25% the Game (DLC Only)
Sonic the Hedgehog 2 - 35% the Game (DLC Only)
Sonic Adventure 3: The End of World Storyboard - 50% the Game
Knuckles Theme - 65% the Game
Super Forms through Regular Stages - 100% the Game
IGN: 9.5/10 - Amazing Knuckles game!
Play Magazine: 8.7/10