It starts when I say, "Where do we catch [legendary]?" Then, you say "At [location]." Then, press Enter and type, "Where do we catch [legendary]?" Then, the next person does the same, and it goes on and on and on. You can think up of the craziest locations! You can say anywhere from the local park to the peak of Mt. Everest to a village in the Amazon to the Empire State to inside of the drawer in your bedroom - there's no limit to what you can say!
So, let's start.
Where do we catch Cobalion?