Masahiro Sakurai, the creator of Super Smash Bros., just posted this image to the game’s Miiverse feed; it was then published to its official page. Those antlers belong to Xerneas, The 16-point PokĂ©buck who debuted in PokĂ©mon X (and on its cover) last week, so look for him to appear in the game in some form.
https://kotaku.com/which-version-should-you-buy-pokemon-x-or-pokemon-y-1444397068
