Knuckles the Echidna

Knuckles the Echidna is a character from the Sonic the Hedgehog fandom.

Het

 * Knuxouge - the ship between Knuckles and Rouge the Bat.
 * Knuxade - the ship between Knuckles and Shade the Echidna
 * Knuxulie - the ship between Knuckles and Julie-Su
 * Knuxally - the ship between Knuckles and Sally Acorn
 * Knuxonia - the ship between Knuckles and Sonia the Hedgehog
 * Knuxamy - the ship between Knuckles and Amy Rose
 * Knuxaze - the ship between Knuckles and Blaze the Cat
 * Knuxmaria - the ship between Knuckles and Maria Robotnik
 * Knuxticks - the ship between Knuckles and Sticks the Badger
 * Knuxikal - the ship between Knuckles and Tikal the Echidna
 * Knuxangle - the ship between Knuckles and Tangle the Lemur

Slash

 * Sonuckles - the ship between Knuckles and Sonic the Hedgehog.
 * Knuxails - the ship between Knuckles and Miles "Tails" Prower
 * Knuxilver - the ship between Knuckles and Silver the Hedgehog
 * Knuxadow - the ship between Knuckles and Shadow the Hedgehog
 * KnuxEspio - the ship between Knuckles and Espio the Chameleon
 * Knuxguntz - the crossover ship between Knuckles and Guntz
 * Chaotic Emerald - the ship between Knuckles and Vector the Crocodile

Cargo Ships

 * MasterKnux - the ship between Knuckles and the Master Emerald.

Canon
Rogue the Bat

Fandom
AO3