Spawn Portal
From Pixelmon Wiki
Description
Spawn Portal is a move skill that can be used by Solgaleo, Lunala, Arceus, Necrozma and Palkia. It spawns a Ultra Wormhole which is one of the methods of entering and exiting Ultra Space, without finding a naturally generated one. The wormhole spawns in the sky above where the player activated the external move.
Spawn Portal's cooldown is 15 minutes.