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  1. Velvet Starfish by

    Fandoms: Sonic the Hedgehog - All Media Types, Sonic the Hedgehog (Video Games)  

    04 Apr 2026

    Tags
    Summary

    Shadow's genitals were like nothing the hero had ever seen, in all his years, on all his adventures. Never had he come across anything that came close to the amazing sight that was the ultimate lifeform.

    (OR: Shadow having alien biology and Sonic being absolutely wrecked by how awesome it is, you're welcome!)

    Language:
    English
    Words:
    17,627
    Chapters:
    4/4
    Comments:
    71
    Kudos:
    293
    Bookmarks:
    33
    Hits:
    3,440