PK7: Unobtainable Ultra Necrozma - Unreleased/Beta PKM Gallery

While this forme is accessible once you capture Necrozma, and gain access to the the N-Solarizer and N-Lunarizer, and also having a Solgaleo or Lunala in your team (for the fusion process), this forme, like Mega Evolution, cannot be maintained outside battle. How this file was obtained, was by us

Pokémon Ultra Sun & Ultra Moon - Battle! Ultra Necrozma 【Intense Symphonic Metal Cover】

Exhibitions - PKM Gallery

Exhibitions - PKM Gallery

PK7: Unobtainable Ultra Necrozma - Unreleased/Beta PKM Gallery - Project Pokemon Forums

Necrozma genetic disorder by Urbinator17 on DeviantArt

PK7: Unobtainable QR Rental Team PGL Pokemon - Unreleased/Beta PKM Gallery - Project Pokemon Forums

PK7: Unobtainable Ultra Necrozma - Unreleased/Beta PKM Gallery - Project Pokemon Forums

GEM Ultra Necrozma GX 127/131 Forbidden Light FULL ART Pokemon Card RARE

Battle! Ultra Necrozma [8-Bit; VRC6] - Pokemon Ultra Sun & Moon

Exhibitions - PKM Gallery

TCG Alter Genesis - #72 Ultra Necrozma

Pokémon Ultra Sun & Ultra Moon - Battle! Ultra Necrozma 【Intense Symphonic Metal Cover】

Unreleased/Beta PKM Gallery - Project Pokemon Forums

PK7: Demo - Totems and other unobtainable Pokemon - Unreleased/Beta PKM Gallery - Project Pokemon Forums

Dawn Wings Necrozma (Full-Force Battle ~Ultra Necrozma Challenge!~) - Bulbapedia, the community-driven Pokémon encyclopedia