Análise: Sonic the Hedgehog 4: Episode 1 (WiiWare) e sua volta em

Sonic the Hedgehog 4 (Video Game) - TV Tropes

Sonic the Hedgehog 4 Episode 1 Preview - Sonic 4 First Hands-On Impressions - Game Informer

Sonic 4 Episode 3 Was Planned By Sega But Was Cancelled - My Nintendo News

Wii - Sonic the Hedgehog 4: Episode 1 - Wii Banner and Memory Data - The Spriters Resource

I got the Sonic 3 November 3rd Proto running on the Wii! (or dolphin, i guess lol)

Sonic The Hedgehog 4: Episode I - Primeiras impressões

Sonic the Hedgehog 4: Episode II - Wikipedia

Good Game Stories - Sonic the Hedgehog 4: Episode 1

Super Smash Bros. for Wii U and 3DS: Sonic (ALT.) by foodismycoolestRBLX on DeviantArt

Sonic the Hedgehog 4 Episode I Icon, Game Cover #51 Iconpack