Correct. They were rival criminal organizations from another region, like that Team Rocket that plagues Johto and Kanto. Each leader had control of a Legendary Pokemon - Groudon and Kyogre, I believe their names were - and decided to wreck pointless violence here. We were able to hold them and their subordinates off before things truly got bad, but that destructive power those pokemon were capable of...

[She sighs, and though he can't see it, she shakes her head.]

I've never seen anything like it before. It was terrifying.