Stark Mountain is win. Typhlosion's power recover energies to bench, move them to active, kill. Maybe using 2 Ty's and a GE Blaziken, constantly discarding 2 to snipe for 80. Dunno >=).
Which is pretty ridiculous. If they are legendary, there cant be more than one. They cant breed, so how did so many appear? One is ok, because its a legend and all. But a swarm? Think about a swarm of Raikou's, a swarm of Mew's, a swarm of Articuno's. its ridiculous.There is no limit to how many legendary Pokemon exist (of a particular species). Remember how there were several Celebi's in the 4th movie?