>>15131838I have the game off right now, and it's honestly easier to just look into the folder of known Shinies, but here is what MegaMawile looks like when Shiny.
This sheet has the rest of the Shinies from this Gen, or at least most of them.
https://docs.google.com/spreadsheet/ccc?key=0Akua_VvFyhZTdDNiOUZhMGplQmphUkgxSTVrSnF6SlE#gid=0 