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Alolan Persian doesn't get Parting Shot, only Pangoro, Pancham and Silvally :D get this move... Here's the movesets datamine: https://paste.ee/r/zYMUr u can Control+F for Parting Shot or Persian-1(-1 is for 2nd form)
Edit: Forgot about Smeargle
Curse isnt a ??? move anymore since gen 4or5 it's now a ghost move... for the Z-move:
Z-Curse Restores user's HP 100% if user is Ghost-type, Attack ↑ otherwise (the health restoration is done before you pay life to use curse)