Users Playing this game are also playing:

Sonic Unleashed
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Sonic Colors
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Halo: Reach
Sonic & Sega All-Stars Racing with Banjo-Kazooie
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Sonic Jam
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Users who own this game also own:

Sonic the Hedgehog 4: Episode II
Sonic the Hedgehog 4: Episode II
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Sonic CD
Sonic Generations
Sonic Generations
Sonic the Hedgehog 2
Sonic the Hedgehog 2
Halo 3
Halo 3

Users who love this game also love:

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Super Mario Galaxy
Super Mario Galaxy