Black Kyurem is the form of Kyurem merges with Zekrom, allowing it to use Electric-type moves together with dragon and ice-type moves.  It's consider as a new type of Legendary Pokemon.

Mew is a small, cat-like Pokémon with small, pointed ears, blue eyes, a long, thin tail with a large bulge at the end, and large feet with three toes. It is covered with a layer of fine, pink hair, only visible with the aid of a microscope. It has extremely short arms with three fingers on each paw, and has small, orange paw pads on the undersides of its feet.

Chespin seems to resemble a porcupine or hedgehog. It has a tough spiky green chestnut-like shell covering its head and back. Chespin has brown fur, a large orange triangle-shaped nose, black oval-shaped eyes, and a toothy grin. It has sharp claws on its large feet, and an orange tip on the end of its pointed green tail.

Froakie is an amphibious Pokémon that resembles a frog. It has cyan blue skin covering most of its body, and a scarf-like collar of frothy white bubbles known as Frubbles around its neck. Its front feet are white, and it has a dark blue line on its back that extends vertically across its face. Notably, its eyes are large, protuberant and bright yellow. It has two Frubbles on its nose. Its back legs are long and powerfully-built for jumping.

Dialga is a sauropod-like Pokémon. It is mainly blue with some gray, metallic portions, such as its chest plate, which has a diamond in the center. It also has various, light blue lines all over its body. It has a, somewhat, wing-like structure on its back, and a crest on its head, resembling a type of dinosaur. Dialga also has two horns on top of its head, two fang-like horns around its mouth, long claws, and a short tail, almost the impression of armor.

Solgaleo is a large, white Pokémon resembling a white lion. It has a blunt muzzle with a blue-gray nose and pale blue eyes. The top half of its face is a deep blue area that shows a constantly changing starscape. Four yellow spikes frame Solgaleo's head like a crown and two more pairs of spikes adorn either side of its lower jaw, and each spike separates large tufts of Solgaleo's mane. 

Lunala is a large Pokémon resembling a skeletal, legless bat. It has a short snout, dark pink eyes with white centers, and a deep blue area on its upper head that shows a constantly changing starscape.

A rigid raised hood wraps around its head in a crescent shape and drapes around its neck as well. The outside of the hood is yellow, while the inner part that curves around Lunala's head is a pattern of deep blue and white streaks. Its torso resembles a ribcage with a slightly curved spike on each shoulder and three spikes extending from the bottom toward its tail.

Mewtwo is a bipedal feline-like Legendary Pokémon. Its appearance is loosely based on Mew, with a more of a mutated humanoid look in addition to its feline traits. Its body is purple and it has three fingers on each hand. Mewtwo projects a faint purple aura when at full power.

Arceus is a Normal-type Mythical Pokémon introduced in Generation IV. This Pokémon is known as the creator of the Pokémon world. It is the most powerful Pokémon in the Pokémon world, being able to change into any type and has the highest base stats of any non-Mega Pokémon. Arceus also is the master of the Creation Trio and the Lake Guardians.

Arceus is an equine being similar to a Kilin. Its body color is white with a gray, vertically-striated underside, the pattern of which has similar recurrences on the underside of Arceus's mane, tail, and face, and Arceus's pointed feet are tipped with gold hooves. Its mane is quite long, jutting away from its head, and its face is gray, with green eyes and red pupils, and a green circular pattern below its eyes.