Sonic Unleashed cover art

Sonic The Hedgehog series

Sonic Unleashed

Sonic the Hedgehog struggles to undo the damage done to the world and himself after Dr. Eggman unleashes an ancient evil which causes him to transform into a vicious Werehog by night. The version of Sonic…

60 18 November 2008

Sonic Unleashed is an adventure developed by Dimps, released 18 November 2008 on Wii and PlayStation 2.

Verified Sources: IGDB , Wikipedia

What Sonic Unleashed is

Sonic Unleashed is an adventure game developed by Dimps and released in 2008. It was published by Sega. It is available on Wii and PlayStation 2. It runs on Hedgehog Engine.

The premise, in the publisher's words

While pursuing his nemesis Doctor Eggman across a fleet of spaceships, Sonic the Hedgehog transforms into Super Sonic and corners the doctor aboard a space station. The trap is sprung: a powerful new weapon called the Chaos Energy Cannon strips Sonic of his transformation, drains the Chaos Emeralds of their power, and fires an enormous laser into the planet below. The blast awakens an ancient evil known as Dark Gaia from the world's core, shattering its surface into seven pieces, and afflicts Sonic with a strange curse that turns him into a powerful "Werehog" by night. Cast down to the fractured planet, Sonic meets a friendly amnesiac creature he names Chip, and together they set out across…
Description from the publisher · source

How it plays

It is played from a third person perspective. Its themes are action and fantasy. It is a single-player game with no multiplayer component.

Where it sits in the Sonic The Hedgehog series

Sonic Unleashed is the 201st of 407 entries we hold in the Sonic The Hedgehog series. The next entry was Sonic Unleashed in 2008. Its critic score of 60 is 11 points below the series average of 71. The highest-rated entry is Super Smash Bros. for Wii U at 95.

See all 407 Sonic The Hedgehog games in release order →

How it was received

Sonic Unleashed holds a critic score of 60 out of 100. That places it above 15% of the 7,525 rated adventure games in our database, which average 72. Games released in 2008 averaged 65, so it scored 5 points below the year average.

What it launched against

Sonic Unleashed launched on 18 November 2008, within three weeks of Fallout 3, World of Warcraft: Wrath of the Lich King, Gears of War 2 and Left 4 Dead. All of them reviewed better.

Released around the same time: Fallout 3, World of Warcraft: Wrath of the Lich King, Gears of War 2, Left 4 Dead.

Official trailer

Trailer thumbnail

Sourced from the publisher’s YouTube channel. See all 3 videos →

Screenshots

All media

Parents

Quick answers

Sonic Unleashed — frequently asked questions

When did Sonic Unleashed come out?
Sonic Unleashed was released on 18 November 2008 for Wii and PlayStation 2.

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