Drohn,
I've beat it, yeah. Shiny Charm is an Arceus-send.
I've got a shiny Gurdurr (traded it), and a shiny Foonguss from wild encounters, and a Quilladin, Braixen/Delphox, Frogadier/Greninja, Hawlucha, Gyarados, Octillery, 2x Floatzel, Charmeleon, Growlithe, Pyroar, and Pancham from Friend...