CoroCoro has revealed that the final forms of Pokemon Sun and Moon‘s starters have exclusive Z-Moves. Decidueye‘s Z-Move is called Shadow Arrows Strike, while Incineroar‘s is known as Hyperdark Crasher. Primarina‘s Z-Move remains to be seen, but stay tuned for any updates. CoroCoro also recently unveiled two new Ultra Beasts and a mysterious black Pokemon.
Pokemon Sun and Moon: Z-Moves revealed for Incineroar and Decidueye
Pokémon Blog 
2 thoughts on “Pokemon Sun and Moon: Z-Moves revealed for Incineroar and Decidueye”