Sonic and Tails in their underwear by Tailstheinventor on DeviantArt

Explore the Best Tails Art

Tails Sleeping In Underwater by santiTJR on DeviantArt

Tails and Amy's underwear sleepover by snowgroomer on DeviantArt

Amy rose underwear or undies and underpants by Kevincarlsmith on

Sonic and Tails in their underwear by Tailstheinventor on DeviantArt

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Tails and Dory Adventure by EMILIOPEREZC2001 on DeviantArt

Sonic and Tails' Friendly Space Battle by FaithfulArtNerd on

underwearandstriped

All-Things-Sonic DeviantArt Gallery

All-Things-Sonic DeviantArt Gallery

Explore the Best Tails Art

Explore the Best Tails Art

Explore the Best Tails Art

Sonic and Tails Undercover, COLOR by Rabbette on DeviantArt