>>21805125No, it's supposed to protect the environment.
Only legendaries that are meant to break up other legends if they get into a brawl are Rayray, and maybe Giritina or Arcues?
It's mostly just Rayquaza actually, the others generally have some different sort of value going on. Like Kyuurem isn't meant to stop the other two dragons, it's just their cast off shell that can sometimes recombine with them.
Ray is meant to stop Groudon and Kyogre if they ever get out of control at the same time, as seen in Emerald. It just directly commands their shit.
Ho-oh is connected to the three dogs and Lugia to the three birds, but I don't know if it's supposed to really keep balance there at all. They mainly just gave them life or something.