The two legends!
Xerneas is a Fairy-Type Pokémon. Xerneas' special move is Geomancy. When using Geomancy, Xerneas releases seven-coloured beams of energy from the ground. Its Ability is Fairy Aura, which the raises power of Fairy-type moves. Xerneas is the Life/Existance Pokémon.
Yveltal's special move is Oblivion Wing. It is a Dark/Flying-type Pokémon. It has the Ability Dark Aura, which raises the power of Dark attacks. It is the Destruction Pokémon.
Pancham's evolution is Pangoro. Pangoro can have the Abilities Iron Fist and Mold Breaker, and the move Hammer Arm. It is considered the Aggressive-looking Pokémon. It is a Fighting-type/Dark-Type Pokémon. The evolution method is unknown at this time, but CoroCoro does mention that it is a new method. It has the description: "While it has a wild temperament, it won't allow anyone to bully the weak. It appears to have a warm heart."
The new squid Pokémon called Inkay is a Dark/Psychic-Type Pokémon. It is considered the Spinning Pokémon. Its Abilities are Contrary and Suction Cups. It has the new Dark-Type move Topsy-Turvy, which reverses all of the enemy's status increases and decreases. It has the description: "By switching on and off the lights on the luminous body above its eyes, it deceives its opponent."
Inkay evolves into Malamar, the Reversal Pokémon. It is also a Dark/Psychic Type and can have the same Abilities as Inkay. It can learn the move Hypnosis. The evolution method is also unknown, but it is mentioned that it will be a new method.
Another new Pokémon Spritzee is the the Perfumed Pokémon. It is a Fairy-Type Pokémon and has the Ability Healer. It knows the move Aromatherapy. Spritzee and Skrelp are confirmed to be exclusive to Pokémon Y. It has the description: "It releases special scents from its body to mesmerise its opponent."
The Professor in the Pokémon X and Y games is named Professor Sycamore. He gives the player their starter Pokémon.
A mysterious organization called Team Flare is in the games. They wear red suits, and their goal is to gather money. A scan shows them in battle.
Another new Pokémon Swirlix is the the Cotton Candy Pokémon. It is a Fairy-Type Pokémon and has the Ability Sweet Veil. Sweet Veil is a new Ability which prevents allies from sleeping. It has the new move Draining Kiss, which restores its own HP. Swirlix and Clauncher are confirmed to be exclusive to Pokémon X.
The two new Gym Leaders that were unveiled are Clemont and Grant. Clemont is a Gym Leader passionate about new inventions, and he also has a sister named Bonnie. Grant is a mysterious Gym Leader, whose specialty is playing sports.