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Information in this article is about real-life people, companies, and objects, and does not relate to the in-universe Sonic series.
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The Sonic the Hedgehog 15th Anniversary was a celebration throughout 2006 of fifteen years since the start of the Sonic the Hedgehog series with the release of Sonic the Hedgehog in 1991. It was preceeded by the tenth anniversary and followed by the twentieth anniversary.

Celebration

Games

Merchandise

Comics

Other

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Sonic the Hedgehog in other media
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