*Chespin Evo (Grass). Sharpens up, little whirligig on hood.
*Chespin Final (Grass/Flying). "Mammalian Garchomp", helicopter-based.
*Fennekin Evo (Fire/Psychic). Lotus-shaped ear fluffs.
*Fennekin Final (Fire/Psychic). Tail splits into lotus-shape as well, very majestic and Ninetales-like.
*Froakie Evo (Water). Grows a horn, gets larger and more cloud fluff.
*Froakie Final (Water). Huge, horned frog with clouds covering its body.
*Diamond Tiger (???)
*Club Peacock (???)
*Spade T-Rex (???)
*Heart Cobra (???)
*"Robo" Mouse (Electric/Steel). New Pikachu? Metallic mouse with computer mouse plug tail.
*Straight-jacket Ghost (Ghost/Steel). Shadowy, creature with a roundish head, thin body. Has metallic chains wrapped around its chest resembling a straight-jacket.
*White Feathered Dinosaur (Rock/Ice). One of the Fossil Pokemon I believe. Bipedal, and raptor like, with white feathers covering its body. Has on a feathery "mask" making it resemble an owl.
*Red Feathered Dinosaur (Rock/Fire). Other Fossil Pokemon it seems. Has reddish-brown and black feathers, and a red comb on its head making it resemble a rooster.
*Crystal Girl (Psychic/Ice). Magical girl creature sleeping in a magical looking crystal that's floating.
*Music Ox (Rock/Ground). Very large, black-furred ox. It has large white, horns that resemble tubas "they open at the end", and it has curled, white hair that looks like an old-fashioned powdered wig.
*Bodyguard Gargoyle (Dragon/Fighting). Grayish, doggish gargoyle creature that's very stout and tough looking. It has red patterns on its arms that look like tattoos, and little red earrings.
*Scent Dog (Normal). Little, hound dog with a prominent nose. Probably the "plainest" of the New Pokemon.
*Hunting Dog (Normal). Evolution. Larger, with floppy ears covering its eyes, and an ever larger nose.
*Trashcan Monster (Poison/Steel). Trashcan with leech-like mouth, looks "cartoony" as it bends in ways metal should not.
*Dumpster Monster (Poison/Steel). Evolution. Dumpster (still "cartoony" though) with trash compactor mouth. Predatory relationship with previous pollution-based Pokemon I hear.
*Black Bird Monk (Flying/Fighting). Small and little, with bowl-cut "hair" feathers, long nose, and black/white feathers. Has "glove" looking hand-feathers. Resembles a black/white monk outfit, or martial arts outfit.
*Black Bird Monk Evo (Flying/Fighting). Evolution. Larger, more crow-looking. I believe the line is inspired by Bruce Lee, because their appearance resembles the famous black/white outfit he's known for.
*Locust Ninja (Bug/Dark). Green and purple bipedal little bug, with its body resembling "ninja" armor a bit, with little scythe arms. Has under-bite with little teeth that stretch up past its head.
*Locust Assassin (Bug/Dark). Evolution. Looks more "ferocious", with longer scythes, meaner face, and two sets of "underbite" teeth.
*Kangaroo (Normal). Resembles a peach-colored, little kangaroo. It looks like a normal one compared to Kangaskahn, and is much cuter. No pouch.
*Fighting Kangaroo (Normal/Fighting). Evolution. Larger, and tougher looking. Has black spots around its eyes, and little black "armor pads" running down its tail. Instead of a pouch, has an x-shaped bandage on its stomach.
*Blue Fishing Cat (Water). It's a bluish wild cat with black spots, and its ears resemble fish-fins. Also has a curvy, hook-like tail.
*Metallic Fishing Cat (Water/Steel). Evolution. Larger, leopard like. It has longer, curved talons, and a thin metal "rod" runs along its back, ending with a long, steel hooked tail.
*Coconut Soldier (Grass/Fire). Has a coconut army helmet with a green palm on the top. Main body is roundish, red/green "camo" colored, and it's got a protruding "cannon" mouth.
*Guerrilla Coconut (Grass/Fire). Evolution. Personally my favorite new design yet. Resembles first form, but now has a large bush surroundings its body, in addition to two sprouting out of its head, as if to camouflage itself.
*Mud Pig (Ground/Fighting). Small, roundish bipedal warthog with a red Mohawk, and mud covering its pink body on its bottom half, making it look like it has on shorts.
*Mud Pig Evo (Ground/Fighting). Evolution. Larger, very muscular looking like a wrestler. Also has mud covering its face, looking like a mask, and prominent lips sticking out. Resembles Kinnikuman.
*Ice Bug (Bug/Ice). Little, white caterpillar creature. Has white "cocoon" wrapped around its body like a snow jacket, including a part at its neck where two strands hang out like a scarf.
*Stained Glass Moth (Bug/Ice). Evolution. White, pretty moth with striking, icy wings that are multi-colored and resemble stained-glass windows.
*Melting Lizard (Poison/Ground). Quadrupedal, fat little lizard that's orange with black patterns on it. It's got oil substance falling out of its mouth, and little oil splotches around its feet.
*Melting Lizard Evo (Poison/Ground). Evolution. Larger, and its whole body has a "dripping" look to it, like its falling off. It's legs are "unseen", as the art has it emerging from a pool of black oil. I think it can "melt" into it.
*Star Creature Pseudo-Legend (Dark/Electric). Little yellow-black star-shaped creature, sort of dragon-like.
*Planet Creature Pseudo-Legend (Dark/Electric). Evolution. Very spherical, planet-like with yellow "saturn" ring around body.
*Black Hole Creature Pseudo-Legend (Dark/Electric). Final Evolution. Humanoid, with vortex patterns on its body that swirl inward. Line seems to be based on "star life cycle". Presumably Pseudo, as they come before Legendaries it seems.
*Clover Dragon (Grass/Dragon). Small, bipedal yellow "European" dragon with green wings and tail. Its wings have little clover leafs on them.
*Clover Dragon Evo (Grass/Dragon). Evolution. Larger, slightly more serpentine, with more clover leaves on it. Has four legs in addition to wings.
*Clover Dragon Final (Grass/Dragon). Final Evolution. Very elongated, with multiple legs, two sets of wings, with clovers sprouting out over its body.
*Ghost Jellyfish (Water/Ghost). Weird, white "ghost sheet" jellyfish, with a little dark-blue body underneath.
*Ghost Dolphin (Water/Ghost). Evolution. Still has the white ghost-sheet top, and dark-blue lower body, but resembles a dolphin more so.
*Ghost Whale (Water/Ghost). Final
*Pinsir (Bug). Stag beetle with "shield" shell.
*Heracross (Bug). Roundish, roly-poly
*Girafarig (Normal). Small giraffe part, larger black tail. Giraffe ducking down, the tail is in the "head" position.
*Bouffalant (Normal). Fluffy afro with legs/nose popping out. Has gold comb-shaped objects on sides of afro.
*Lapras (Water). Smaller, shell-less, horn-less lighter-blue Lapras.
*Tropius (Grass).Banana-horned, yellow Saurolophus.
*Skarmory (Normal/Flying). Brown, stealth-jet shaped bird with red wings like Skarmory. Not metallic.
*Lickitung (Normal?). Yet to see myself.
*Carnivine (Grass?). Yet to see myself.
*Sigilyph (Psychic/Flying?). Yet to see myself.
*Druddigon (Dragon). Yet to see myself.
*Sylveon (Normal). Bond Evolution.
*Pinsir (Bug). Four-armed, four-horned with detachable horns it wields like swords.
*Hariyama (Fighting). Mountain-colored, with white hair and beard.
*Lumineon (Water). Red highlights and infinity-symbol fins.
*Flaaffy Split (Electric). Neon-blue ram with pink fluff. Tesla-coil horns.
*Darumaka Split (Fire/Ice). Snowman ape, with dull flame eyebrows and orange spots running down chest.
*Farfetch'd (Normal/Flying). Leek transforms into large, leek sword with stoic face. Farfetch'd stays the same.
*Sawk (Fighting). Sleeves rip, gets buff. Spiky, "Bart Simpson" head and extra eyebrow.
*Throh (Fighting). Chest rips, showing pecs. Grows spikes on chest and shoulders. Eyebrows thicken.
*Bronzor Split (Steel/Psychic). Mirror. Mirror surrounded by metallic blue frame, with eyes and arms below the mirror part.
*Starmie (Water/Psychic). Looks more...futuristic, platinum-colored. Has little "starships" circling around it. Seems to be a nod to "shoot the core" shoot-em-up bosses.
*Houndoom (Dark/Fire). Has canine-skulls with red-eyes on shoulders, giving it a Cerberus-thing going on.
*Claydol Evolution (Ground/Psychic). Very elaborate looking, body becomes more humanoid and "feminine" with wide hips and "breasts". Seems to be fertility idol or something.
*Persian (Normal?). Yet to see myself.
*Sableye (Dark/Ghost?). Yet to see myself.
*Combee (Bug/Flying?). Yet to see myself. Perhaps a Male Combee Evolution?
*Audino (Normal?). Yet to see myself.
*Torkoal (Fire?). Yet to see myself.
*Qwilfish (Water/Poison?). Yet to see myself.
Here is the list of Gym Leaders and Elite Four, at least in the present. I have heard that there are additional Gyms in the past that are available during the post-game, but I am unsure of how many there are and what they're like.
Snyder (Bug) - Web Badge - Galatan Gym: Rugged, brown-haired man wearing outdoor gear, such as hiking boots, and a vest filled with various tools and doo-dads covering it. An outdoors-man skilled in trapping and such who is a master Bug Catcher.
Blanche (Normal) - Star Badge - Coladale Gym : "Pixie-cut", orange-haired young girl in a typical ballerina outfit. Is a ballet prodigy.
Justin (Dark) - Eclipse Badge - Croceanna Gym: Slicked-back, black hair guy in a police officer outfit wearing an eye-patch. Former convict turned good who tames dangerous Pokemon.
Rochelle (Rock) - Solid Badge - Mistiltin Gym: Long, brown-haired woman wearing a racing outfit and holding a helmet. Is a motor rally racer and car enthusiast.
Felicity (Psychic) - Grace Badge - Durendock Gym: Black-haired "office woman" wearing very fashionable eyeglasses. Interior decorator that practices Feng Shui and is very orderly.
Flavius and Ferra (Steel) - Grid Badge - Caladbough Gym: An older, "fluffy hair" man wearing a flashy golden suit and a beautiful blond woman in a silver dress. Are co-hosts that run a game show at their Gym.
Jules (Ghost) - Spirit Badge - Nagelrelm Gym :Young boy is a black suit, with pale skin and light-blond hair. Eyes closed. Is a blind violinist who uses his other senses to play.
Vincent (Fighting) - Force Badge - Tyrforge Gym: Pretty plain looking, middle-aged man wearing a black sweater and brown pants. Well known movie star and philanthropist.
Odelia (Grass) - Young, primmed woman with medium-length red hair wearing a fancy dark-green horse-riding suit holding a rapier.
Marty (Water) - Muscular dude dressed up in a full-body swimsuit, with a baseball cap and goggles. Has a towel wrapped around his neck.
Ignatius (Fire) - Purple-haired man handsome looking man wearing a red/black "priest" outfit, with "intense" eyes.
Eydis (Electric) - Very muscular, powerful looking woman with a yellow/pink mohawk wearing a black leotard and a white biker jacket.
Oliver (???) - Your character's father, grown up. Uses a mixed team I believe.
And that's all the info I bring today. Enjoy, speculate, criticize, believe, disbelieve, it's your choice.