Pokémon X & Y - New Pokémon

With the new games on the horizon, a variety of new Pokémon are to be revealed. These Pokémon are to be listed here, as a resource for all pre-release information about the Pokémon.

Chespin
US Name: Chespin Jp. Name: Harimaron (ハリマロン) Type: Grass Classification: Shelled Chestnut Pokémon Height: 0.4m Weight: 9.0kg Ability: ?? First Appearance: Pokémon X & Y Details: This Pokémon, the Grass-type Starter, was announced as part of the reveal of Pokémon X & Y Entry The Grass-type Pokémon Chespin has a tough shell covering its head and back. Despite having a curious nature that tends to get it in trouble, Chespin keeps an optimistic outlook and doesn't worry about small details.
Fennekin
US Name: Fennekin Jp. Name: Fokko (フォッコ) Type: Fire Classification: Fox Pokémon Height: 0.4m Weight: 9.4kg Ability: ?? First Appearance: Pokémon X & Y Details: This Pokémon, the Fire-type Starter, was announced as part of the reveal of Pokémon X & Y Entry Searing heat of up to 200 degrees blows from the ears of the Fire-type Pokémon Fennekin. This Pokémon loves to snack on twigs. Fennekin can be temperamental, but it tries to do its best for its Trainer.
Froakie
US Name: Froakie Jp. Name: Keromatsu (ケロマツ) Type: Water Classification: Bubble Frog Pokémon Height: 0.3m Weight: 7.0kg Ability: ?? First Appearance: Pokémon X & Y Details: This Pokémon, the Water-type Starter, was announced as part of the reveal of Pokémon X & Y Entry The Water-type Pokémon Froakie is both light and strong, making it capable of jumping incredibly high. The bubbles on its chest and back protect it from attacks. Froakie may appear absentminded, but in truth it pays close attention to its surroundings at all times.
Sylveon
US Name: Sylveon Jp. Name: Nymphia (ニンフィア Ninfia) Type: ?? Classification: ?? Pokémon Height: 1.0m Weight: 23.5kg Ability: ?? First Appearance: Pikachu & Eevee Friends & Pokémon X & Y Details: This Pokémon is a brand new evolution of the classic Pokémon, Eevee. None of its details are currently known but it will appear in the movie short alongside its other evolutions. The method of evolution is said to be a secret
Pancham
US Name: Pancham Jp. Name: Yamchan (ヤンチャム Type: Fighting Classification: Naughty Pokémon Height: 0.6m Weight: 8.0kg Ability: ?? First Appearance: Pokémon X & Y Details: This Panda Pokémon was first shown in CoroCoro in May 2013. It's a Fighting-type and can learn the new move Parting Remark Entry With its trademark leaf always sticking out of its mouth, Pancham tries to intimidate its opponents by glaring at them intensely (although this is rarely successful).
Fletchling
US Name: Fletchling Jp. Name: Yayakoma (ヤヤコマ) Type: Normal/Flying Classification: Japanese Robin Pokémon Height: 0.3m Weight: 1.7kg Ability: ?? First Appearance: Pokémon X & Y Details: This Bird Pokémon was first shown in CoroCoro in May 2013. It's a Normal/Flying-type. It is well known for its singing voice and can learn the move Nitro Charge Entry With a friendly nature and a beautiful chirp, Fletchling is a popular Pokémon among many Trainers. But Fletchling is also known to be ferocious in battle, capable of unleashing relentless attacks!
Gogoat
US Name: Gogoat Jp. Name: Gogoat (ゴーゴート Gohgohto)) Type: Grass Classification: Ride Pokémon Height: 1.7m Weight: 91.0kg Ability: ?? First Appearance: Pokémon X & Y Details: This Goat Pokémon was first shown in CoroCoro in May 2013. It's a Grass-type and can learn the move Horn Leech. It is capable of being riden within Miare City, and possibly other places Entry Gogoat is so large that people are able to ride on its back. It's very calm, and can form a strong bond with its Trainer's feelings when its Trainer grabs onto its horns.
Helioptile
US Name: Helioptile Jp. Name: Elikiteru (エリキテル) Type: Electric/Normal Classification: Generating Pokémon Height: 0.5m Weight: 6.0kg Ability: ?? First Appearance: Pokémon X & Y Details: This Lizard? Pokémon was first shown in CoroCoro in May 2013. It's a Electric/Normal-type Pokémon. It has a new move called Parabola Charge which heals the user while damaging opponents. It uses solar rays to generate electricity Entry Helioptile charges itself by bathing in the light of the sun, providing it with enough energy that it doesn't need to eat!
Xerneas
US Name: Xerneas Jp. Name: Xerneas (ゼルネアス) Type: ?? Classification: ?? Pokémon Height: 9'10" / 3.0m Weight: 474lbs / 215kg Ability: ?? First Appearance: Pokémon X & Y Details: This Pokémon, the legendary of Pokémon X, was announced as part of the reveal of Pokémon X & Y. In the glint of its eye is the shape of the letter X and may be based on a Chital
Yveltal
US Name: Yveltal Jp. Name: Yveltal (イベルタル) Type: ?? Classification: ?? Pokémon Height: 19'00" / 5.8m Weight: 447.5lbs / 203.0kg Ability: ?? First Appearance: Pokémon X & Y Details: This Pokémon, the legendary of Pokémon Y, was announced as part of the reveal of Pokémon X & Y. When it arms itself in flight, it looks like the letter Y and may be based on a Wyvern

New Pokémon Forms

Like many new Pokémon games since the introduction of forms, Pokémon X & Y continues to add new forms to the fold. However, Pokémon X & Y do something that no new game at the start of generation has done, it has provided a new form for an old Pokémon.

Awakened Mewtwo

US Name: Mewtwo
Jp. Name: Mewtwo

Type: ??
Classification: Genetic Pokémon
Height: ??
Weight: ??
Ability: ??

First Appearance: Extremespeed Genesect: Mewtwo Awakens

Details:
This Pokémon was first leaked in a promotional pamphlet of the Present Guide for the movie Extremespeed Genesect: Mewtwo Awakens, replacing Mewtwo on the poster with a caption calling it the Eclair Forme. However, soon afterwards it was revealed by Pokémon Smash, though without saying it is actually a Mewtwo form with the official sites stating it as a new Pokémon. CoroCoro later confirmed it as a new form. Its details are not currently known