Extracted Beta Windy Valley geometry from the Sonic Adventure Auto-demo
Sky Dragon's model in development
Unused 2 headed Sky Dragon boss
Unused Tornado Life Gauge Graphics
The Auto-Demo's Loading Screen
Prototype Character Select
Beta Fountain in "At Dawn" with platform(s) (Auto-Demo Footage)
Unused clock tower in "At Dawn" (Auto-Demo Footage)
The E-100 Sseries with different textures
Big in a different Egg Carrier
Sonic in a different Egg Carrier
Emerald Coast without Speed Boosters
Tails in beta Windy Valley
Tails in beta Windy Valley
Unused Corridor in Casinopolis
Sonic in a different shower
Different buildings in Speed Highway
Tails in a different Speed Highway
Sonic in a different Speed Highway
Tails in a different Speed Highway
Red Mountain with different textures
Knuckles prototype uppercut ability
Sonic in a prototype level
Sonic in a prototype level
Knuckles in Leading Lights
Unused Final Egg Hidden Base
Prototype battle of Amy against Zero
An early screenshot of Sky Chase
An early screenshot of Sky Chase
The Sky Chase dragon in action
An early screenshot of Sky Chase
An early screenshot of Sky Chase
Unused Sky Chase dragon boss