Xerneas/ Yveltal | Legendary Pokemons Pokemon X/Y Guide

Xerneas and Yveltal are this generation's signature legendary Pokemon. One of them can be acquired during the story progression. Depending on the version, You will encounter the legendary during the "final showdown with Team Flare" (Xerneas being exclusive for the X version, and Yveltal for Y).

Yvetal is a Dark/Flying type, while Xerneas is the strongest Fairy type in existence.