Question

Do you need to complete the Regional Dex or National Dex to get the shiny charm in Pokemon XY?

Answer 1

You get the Shiny Charm from Professor Sycamore after obtaining all the Pokémon in the National Pokédex, excluding Mythical Pokémon
Source

You get the Oval Charm for completing the Regional Dex, (also from Professor Sycamore.)

Comments

I just powersaved it.