Pokemon Go Team Medallion lets you switch sides once a year

One of the unique elements that Pokemon GO introduced that was never part of the original game and lore are Teams and their respective Team Leaders. A lot of fiction, not to mention fan fiction, have risen around this addition and some may have developed a certain fondness and loyalty for their team. Others, however, might want to play the field for one reason or another and Niantic Labs will finally give into those wishes. Unsurprisingly, there are a few catches.