Fangle

Fangle is the non-binary ship between Foxy and Mangle from the Five Nights at Freddy's fandom

Canon
Foxy and Mangle has never interacted in games even though they are in the same location in Freddy Fazbear and have appeared in other games together with other version of Foxy and Mangle.

Fanon
Fangle is extremely popular being one the most earliest ship in the community. The ship spawned due them looking very similar to one another, both being a Fox and having a similar look with their face shape.

Many fans come up with theories that Mangle was an another version of Foxy and is in fact the toy version of Foxy.