According to the incriminating evidence below, Pokémon X & Y will have four new Pokémon.
Yancham- A fighting-type Pokémon with a move called “Parting Remark.”
Elicitel- A electric/normal-type Pokémon that uses a move named “Parabola Charge,” which heals it’s HP and also inflicts damage on surrounding enemies.
Yayakoma- A normal/fighting-type Pokémon that can use the fire-type move Flame Charge.
Gogoat- A grass-type Pokémon that uses “Horn Leech.” Players will be able to mount and ride this Pokémon while in the field.
(Click to enlarge image)