No, that's why people are so focused on Diancie.
We don't know much Volcanion, other than this:
Ability - Water Absorb
Type - Water/Fire
Base Stats:
HP - 80
Atk - 110
Def - 120
SpA - 130
SpD - 90
Spe - 70
this video contains all the info we have on Hoopa.
Ability - Magician
Type - Psychic/Ghost
Base Stats:
HP - 80
Atk - 110
Def - 60
SpA - 150
SpD - 130
Spe - 70
Hope I helped!