Pokémon X and Y are now the official versions of the Pokémon Championship Series

Nintendo is leaving behind Pokémon Black 2 and White 2 as the premiere games in its Pokémon World Championships.

Nintendo revealed its plans for the upcoming Pokémon Championship Series competitions that will occur throughout the U.S. this month. These events give players a chance to prove their pocket-monster prowess. This is the first time the event has rolled around since Nintendo released Pokémon X and Y for the 3DS, and the company will focus on the those titles for the Championship competitions.