Not necessarily. Perhaps it just takes...a game entity.
[[...if she really thought about it. Pokemon is a game. Sburb was able to take people from across the universe, no matter the places or time or time period...it could influence everyone. Past selves, future selves, doomed selves, alternative selves...on Earth, in the game, in the furthest ring, in a different universe, on a different planet..........]]
of course she comes up with this idea on a test drive meme instead of in game canon
[[...if she really thought about it. Pokemon is a game. Sburb was able to take people from across the universe, no matter the places or time or time period...it could influence everyone. Past selves, future selves, doomed selves, alternative selves...on Earth, in the game, in the furthest ring, in a different universe, on a different planet..........]]