>>31792382You have a whole week to get together a team, if you can't do it just enter with whatever and battle 3 times.
>>31792865Go to PGL when registration opens. Click in the Online Competitions section, choose the international challenge, check the "I read the rules" button, accept and you're done.
Then at any time between the moment you register until the last day of the competition download your player ID via the Battle Spot on your 3DS and enter a team if you have one already, if not you can always register it even when the competition is ongoing.
Yes you can, as long as you play 3 matches you're set for a rank and thus for a prize.
