
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.
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.

Clear SPLASH HILL ZONE, ACT 1.

Defeat a boss for the first time.

Acquire a Chaos Emerald.

Defeat 1,000 enemies.

Clear all Acts as Super Sonic.

Defeat the final boss and view the ending.

Upload your recorded scores and clear times for all stages.

Collect all the Rings in 'Special Stage 1' and Clear the stage.
Minimum OS *:Windows XP/Vista/Win7 Processor:Pentium 4 @ 3.2 GHz/Athlon 64 3000+ or Equivalent & above Memory:1 GB (2 GB on Vista) GB RAM Graphics:256 MB (NVIDIA GeForce 7600/AT Radeon X1300) & above DirectX®:dx90a Hard Drive:500 MB HD space Sound:DirectX Compatible Additional Notes: Microsoft no longer supports Windows 10 or older versions. Recommended OS *:Windows XP/Vista/Win7 Processor:Intel Core 2 DUO @ 2.4 GHz/Athlon 64 X2 4200+ & above Memory:2 GB+ GB RAM Graphics:512 MB (NVIDIA GeForce 8800/ATI Radeon HD 3800) & above DirectX®:dx50 Hard Drive:500 MB HD space Sound:DirectX Compatible Additional Notes: Microsoft no longer supports Windows 10 or older versions.