Oh boy.... Here comes those explanations in games that tells me what is going on and what I have to do... Where's the skip button?

The Meteor is causing trouble for the Pokemon of the Dahon Region, so Rescue Teams became Exploration Teams to explore different areas and find different items that may help to defeat the mind controlling Meteor. Meteor Pokemon seem to regain consciousness after they are defeated, so that's one way to free them from the Meteor.

You'll understand as we go along

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