The Loud House AU is about Kunckles (and Knuckles, and Knuckles)
(1 Sonic and 10 Knuckles)

Sonic as Lincoln Loud

Dreamcast Knuckles as Lynn Loud jr.

Movie Knuckles as Lucy Loud

Modern Knuckles as Lisa Loud

Ugandan Knuckles as Lily Loud

Rankles the Otter (Green Knuckles) as Luan Loud

Boomed Knuckles (Sonic Boom) as Leni Loud

Anime Knuckles (Sonic X) as Lori Loud

Knuckles (Sonic Underground) as Luna Loud

Classic Knuckles as Lola Loud

Blue Knuckles as Lana Loud