Map 8 - Pokémon Vortex Wiki

I just realized something. the in game map of Paldea doesn't show the vortex, so it probably formed recently. Since the Ultimate Weapon was shot several millenia ago, it can't be because

Who has the most powerful fire jutsu in Naruto and what are they? - Quora

Ultra Space - Pixelmon Wiki

Yoshi - Super Mario Wiki, the Mario encyclopedia

Pot of Greed DPKB-EN029 Ultimate Rare 1st Edition Yugioh NM

Kensho Ono - Wikipedia

TM Locations - Pokemon Sword and Shield - Pokemon Sword and Shield Guide - IGN

Relic Castle - PokeMMO Wiki

3129 questions with answers in IMAGES

Abomasnow, Pokémon Vortex Wiki

Pokémon Gold and Silver (Video Game) - TV Tropes