Sonic the Hedgehog 4 - Episode I
Released Jan 2012
The sequel fans have waited 16 years for is finally here - Sonic the Hedgehog 4 Episode I! Featuring enhanced gameplay elements, including the classic Sonic Spin Dash, and the versatile Homing Attack, Sonic the Hedgehog 4 Episode I picks up right where Sonic and Knuckles™ left off. Dr.
43% positive · 3,911 reviews
Done
All announced content has been released
High confidence
Done
All announced content has been released
High confidence
Where to buy
Steam $4.99 $9.99 −50%
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Evaluation
Sonic the Hedgehog 4 – Episode I released on January 19, 2012 as the first part of a planned episodic series. Episode II followed as a separate standalone release. Episode I itself launched as a complete, self-contained product with no post-launch DLC or updates announced. SEGA has made no communications indicating any further content for Episode I specifically, and there are no unreleased DLC entries on the store. The episodic series concluded with Episode II, and the Episode I product has received no content updates since its launch. It is a finished, complete release.
Evidence
No unreleased DLC listed, no season pass, no post-launch content roadmap of any kind associated with Episode I.
Store description presents Episode I as a complete game picking up after Sonic & Knuckles, with no mention of planned DLC or future content updates for the episode itself.
Media
Details
Developer
Publisher
SEGA
Achievements
12
Platform
Windows
Controller
partial support
Steam Deck
Unsupported
Players
Single-player
About this game
The sequel fans have waited 16 years for is finally here - Sonic the Hedgehog 4 Episode I! Featuring enhanced gameplay elements, including the classic Sonic Spin Dash, and the versatile Homing Attack, Sonic the Hedgehog 4 Episode I picks up right where Sonic and Knuckles™ left off. Dr. Eggman’s back, and in an effort to finally rid himself of Sonic, he revisits – and improves – the very best of his creations. Get ready for the next chapter in an all new epic 2D saga built for old and new fans alike.
Are these done yet?
Last evaluated Jun 18, 2026
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