Vainglory
Fiction Rating K+
Knuckles/Amy
10 Inspirations 1: Words #15 Vainglory
Spoilers for the episode.... gah, I can't remember the name. Eggman tricks Knuckles into challenging Sonic in it.

( But a part of him wanted to tell her. )

10_inspirations
Claim: Sonic X General Fandom
List of Propmts to Choose From

( Cut to Fast Inspiration )