Ultra Burst

Ultra Burst (Japanese: ウルトラバースト Ultra Burst) is a transformation unique to which allows it to become Ultra Necrozma. It was introduced in , the only core series games to date to feature the transformation, but it also appears in other media such as Pokémon Masters EX.
Necrozma requires an overwhelming amount of light and Z-Power to undergo Ultra Burst. In the core series, it must be in either Dusk Mane or Dawn Wings form and be holding Ultranecrozium Z to undergo the transformation.
==In the core series games==
===History===
Ultra Burst is a transformation unique to , with Ultra Necrozma being considered the true appearance of Necrozma.
Many years before the events of , Necrozma took this shape, offering its light to many worlds, including within the Alola region. This light became the Z-Power and aura found in Totem Pokémon and Z-Moves. Necrozma was heavily injured by the Ultra Recon Squad's ancestors who attempted to steal its light;, transforming it into a black crystalline shape that it is currently known as. It can revert to its true appearance when it has absorbed an overwhelming amount of light energy. It can get this energy from or and by absorbing Z-Power into its system.
Necrozma had once taken back its light before and performed Ultra Burst before the events of Ultra Sun and Ultra Moon. In Alola's history, Necrozma had once taken over the light of Solgaleo or Lunala, and was asked to be defeated by the king of Alola. During the events of the game, a attempts to steal the light of Alola, taking over the body of Nebby. In the process, it escaped into Ultra Megalopolis, taking back the light it once claimed as its own and using Nebby's light to use Ultra Burst to turn into Ultra Necrozma. Necrozma appears to have undergone Ultra Burst without the use of an Ultranecrozium Z in its match against the .
===Gameplay===
In order to undergo Ultra Burst, Necrozma needs to be in either its or form and hold an Ultranecrozium Z. Once the conditions are met, the player can select the Ultra Burst button on the move selection screen in battle in order to activate the transformation. This button appears in the same place as the Z-Move and Mega Evolution buttons would. After at least one turn has passed since Ultra Burst was used, Ultra Necrozma may use its signature Z-Move , provided it knows the move .
Ultra Burst may only be activated once per battle, even if the player has multiple Necrozma holding Ultranecrozium Z. If Ultra Necrozma faints in battle, it will revert to its prior form and cannot activate Ultra Burst again for the rest of the battle, even if it is revived.
===Pokémon capable of Ultra Burst===
Pokémon	Before Ultra Burst	Before Ultra Burst	Before Ultra Burst	After Ultra Burst	After Ultra Burst	After Ultra Burst	Z-Crystal
Pokémon	Image 	Type 	Ability 	Image 	Type 	Ability 	Z-Crystal
 	 	 	 	 	 	 	Ultranecrozium Z
 	 	 	 	 	 	 	Ultranecrozium Z
 	 	 	 	 	 	 	
===Stats===
====Base stats====
==In the spin-off games==
===Pokémon Masters EX===
Sygna Suit is the only Pokémon Trainer to use Ultra Burst. Unlike , Ultra Burst results in a 1.2× multiplier to five stats instead of the usual two when Mega Evolving. Dusk Mane Necrozma becomes Ultra Necrozma once it uses the sync move Loving , and it stays like that until the end of the .
Trainer 	Before Ultra Burst	After Ultra Burst	Z-Move	Stats multipliers	Stats multipliers	Stats multipliers	Stats multipliers	Stats multipliers
Trainer 	Before Ultra Burst	After Ultra Burst	Z-Move	Attack 	Defense 	Sp. Atk 	Sp. Def 	Speed
Sygna Suit	 	 	Loving	1.2 	1.2 	1.2 	1.2 	1.2
==In animation==
===Pokémon the Series===
========
Ultra Burst was featured in Securing the Future!, where absorbed enough Ultra Aura from Z-Moves and the people of Alola, allowing it regain its original form, Ultra Necrozma.
==In the manga==
===Pokémon Adventures===
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Ultra Burst was featured in Transcend!! Ultra Necrozma!, where absorbed the Ultranecrozium Z carried by Dulse, allowing it to transform into Ultra Necrozma.
==In the TCG==
Ultra Burst, as in the act of becoming Ultra Necrozma, is not featured in the Pokémon Trading Card Game. Necrozma is described as changing form and even absorbing another Legendary Pokémon.press releasePokémon.com Overview In the game proper, however, Ultra Necrozma cards are with no special rules relating to the concept of Ultra Burst. 
Ultra Burst is the of Ultra Necrozma (Cosmic Eclipse 164), which does reflect a mid-battle form change by preventing it from until the opponent has two or fewer s remaining. This generally reflects a "late in the game" timeframe.
Shining Burst, the attack of Ultra Necrozma (SM Promo 165), may be related to Ultra Burst.
==In other languages==
==References==
==Related articles==
Category:Game mechanics
Category:Pokémon world
Category:Variant Pokémon
de:Ultra Burst
es:Ultraexplosión
fr:Ultra-Explosion
ja:ウルトラバースト
zh:究极爆发