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Decidium Z
Junaiper Z
Decidium Z
Decidium Z
Pokémon Global Link artwork
Introduced in Generation VII
Generation VII Bag Z-Crystals pocket icon.png Z-Crystals

The Decidium Z (Japanese: ジュナイパーZ Junaiper Z) is a type of Z-Crystal introduced in Pokémon Sun and Moon. It is a Pokémon-specific Z-Crystal associated with Decidueye and allows it to upgrade its Spirit Shackle into the special Z-Move Sinister Arrow Raid.


In the core series games


Games Cost Sell price


Bag Decidium Z Sprite.png Bag item

Can create Decidium Z held items for Decidueye in the party.

Held Decidium Z Sprite.png Held item

In battle

Allows Decidueye (or a Pokémon transformed into Decidueye) to upgrade its Spirit Shackle into the special Z-Move Sinister Arrow Raid.

Unaffected by item negating effects (such as Embargo and Klutz). Item manipulating effects (such as Trick and Fling) cannot remove a Z-Crystal from a Pokémon.

Rayquaza cannot Mega Evolve if it holds a Z-Crystal.

Outside of battle

A held Decidium Z is automatically removed if the Pokémon is traded between players.


Bag item

Games Description
SMUSUM It converts Z-Power into crystals that upgrade Decidueye's Spirit Shackle to an exclusive Z-Move.

Held item

Games Description
SMUSUM This is a crystallized form of Z-Power. It upgrades Decidueye's Spirit Shackle to a Z-Move.


Games Method
SMUSUM Malie Garden (from Professor Kukui if the player started with Rowlet)
Player's house (from Hau if the player did not start with Rowlet)SM
Iki Town (from Hala after defeating him in a rematch if the player did not choose Rowlet)USUM

In other languages

Language Title
Chinese Cantonese 狙射樹梟Z Jēuisehsyuhhīu-Z
Mandarin 狙射樹梟Z / 狙射树枭Z Jūshèshùxiāo-Z
France Flag.png French Archézélite
Germany Flag.png German Silvarronium Z
Italy Flag.png Italian Deciduenium Z
South Korea Flag.png Korean 모크나이퍼Z Mokeunaipeo-Z
Spain Flag.png Spanish Dueyestal Z

External links