Pokémon X and Pokémon Y were the first set of Pokémon games to be released simultaneously worldwide, which is unusual for most international releases.

After the X and Y axes of the Cartesian coordinate system.

After the X chromosome and the Y chromosome, due to the appearance of a strand of DNA in the Japanese logos for the games.

The games' names' origins are not exactly known, however there are two main theories.

They are the first handheld games in the Pokémon game series that are completely in 3D.

Pokémon X and Pokémon Y have the shortest names of any Pokémon game, having one letter each (not including 'Pokémon').

In France alone, the games have sold over 660 thousand since release across both retail and eShop. In Japan, it sold 4,106,378 in retail as of March 2014. The games altogether have sold 16.53 million as of November 16th, 2021, making it the best selling 3DS game. The games were received very well receiving 87 and 88 on Metacritic and a 87.26% and 87.89% on GameRankings for X and Y respectively. It also revealed that the games would be using 3D graphics instead of sprites.

It was also revealed that unlike earlier Pokémon games it will be released on October 12th 2013 in each region. It revealed the three starter pokémon, Chespin, Fennekin, and Froakie, as well as two legendary Pokémon, Yveltal and Xerneas. It showed a trailer of the games and revealed a bit about the games. It was shown at 6:00AM EST in all regions. Pokémon X and Y were announced by Satoru Iwata in the JanuNintendo Direct, titled 'Pokémon Direct'. It also allows transporting Pokémon from the Fifth Generation games, though this is limited to one box (30 Pokémon) at a time. It allows cloud storage of up to 3000 Pokémon. This is a companion app to the Pokémon games as of this generation. Opponents come down from the stairs and instead of a tower king, there are Battle Chatelaines for each type of battle after 20 win streak in Normal and 50 win streak in Super Battles. The Battle Maison is the substitute for the Pokémon Tower in this game. Mega Evolution powers up some of the Pokémon's stats, and sometimes lowers some of them. Only one Pokémon per team per battle can undergo Mega Evolution, and any Pokémon in their Mega Evolution form revert to their normal form after the battle ends.

It can be triggered in battle before attacking, and it allows the Pokémon to attack after undergoing Mega Evolution. Mega Evolution is a temporary evolution that can be initiated in battle if the Pokémon is holding the Mega Stone for its species however only select Pokémon can undergo Mega Evolution. Main article: Mega Evolution Pokémon X and Y introduced a special type of evolution, called Mega Evolution.

Pokegen x y