Haven't seen a lot of UU ghost types being used in Sun and Moon but I'm kind of curious to see if anyone has any plans/ideas to run any new Pokémon or even old. Right now I'm trying to run Sensu Oricorio and Mimikyu:
Oricorio @ Choice Specs
Type: Ghost / Flying
Ability: Dancer
Nature: Timid ( Spd+ Atk- )
EVs: 4 Def / 252 SpA / 252 Spe

- Hurricane
- Revelation Dance
- Baton Pass
- Air Slash

Mimikyu @ Red Card
Type : Ghost / Fairy
Ability : Disguise
Nature : Brave ( Atk+ Spe- ) / Jolly ( Spe+ Spa- )
EVs : 252 Atk / 148 Def / 108 SpD

¥ Swords Dance
¥ Play Rough
¥ Shadow Sneak
¥ Wood Hammer