Sonic the Hedgehog 4: Episode II Review - GameSpot

Sonic the Hedgehog 4: Episode II is a solid though unremarkable continuation of the long-running formula.

Sonic the Hedgehog 4 Episode 2 Review

Sonic CD - Wikipedia

Sonic the Hedgehog 4 hits a speed bump - GameSpot

Sonic the Hedgehog 4: Episode II Review - GameSpot

Sonic the Hedgehog 4: Episode II Reviews - GameSpot

Sonic the Hedgehog 4 - Episode II on Steam

Sonic Superstars Review - Safe and Steady [Wccftech]

Multiple new Sonic games are coming in 2021 for the series' 30th

Gamespot: 3.5/10 for Unleashed 360

Sonic 4 Episode II: The Review - Sonic Retro

Sonic the Hedgehog (2006 video game) - Wikipedia

SONIC THE HEDGEHOG™ 4: Episode II - Launch Trailer

List of Sonic the Hedgehog characters - Wikipedia