During his travels, teenage genius Miles Prower tracks the energy of the legendary Chaos Emeralds to West Side Island. There, he meets Nicky, a young hedgehog with a love of freedom, pride in his speed, and a wish to see the world. However, the Battle Kukku Empire, old enemies of the fox, have come seeking the mystic minerals for their own nefarious ends. (Notes & X-post on AO3)
Rated: T - English - Adventure/Friendship - Chapters: 12 - Words: 115,166 - Reviews: 12 - Favs: 4 - Follows: 8 - Updated: 6/12 - Published: 4/7 - Sonic, Tails, Speedy, Great Battle Kukku XV - Complete