Hyper Sonic Hyper Shadow sonic adventure-2 by Sonic-fanart-guys on DeviantArt

Sonic Adventure 2 Super Sonic and Super Shadow by Hynotama on DeviantArt

Hyper Sonic by MilesMXGT on DeviantArt

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Sonic And Shadow Fan Art ( Sonic Adventure 2 ) by jonnisalazar on DeviantArt

The SSXU Model Pack (Read Description) by PrimusOmega96 on DeviantArt

With the number of characters that can rival Sonic's speed while also having numerous other abilities (Shadow, Silver, Espio, even Tails, etc.), what makes Sonic particularity unique, or even powerful? - Quora

Hyper Sonic and Hyper Shadow (Redraw) by SonicKing2988 on DeviantArt

Custom SA2 Hyper Sonic Render II (All by me) by InfiniteDXI on DeviantArt

EARTH-4] Sonic Adventure 2 ~Added Description~ by Cylent-Nite on DeviantArt

Sonic Adventure 2 - Sonic the Hedgehog by ShadowLifeman on DeviantArt

Sonic The Hedgehog 2: Shadow The Hedgehog by Punkar00 on DeviantArt

Super sonic by Sonic-fanart-guys on DeviantArt