Normal Type Deltas represent Pokémon that take on inspiration from real like animals. This is usually in the form of taking on a cat-like, dog-like or rodent-like appearance while keeping the original Pokémon's base anatomy. 

Colors that are usually found on these Normal Deltas are: Whites, greys, yellows, pinks or brown to beige. Usually, muted colors are used. Nothing too exciting!

You can draw inspiration from: Cats, dogs, rodents, normal every day animals & plants you may see without getting too exotic.

Water Type Deltas represent Pokémon that are affiliated with water elements, whether they're made of actual water or inspired by elements commonly found in water such as aquatic creatures and sea life.  Some may be able to produce water through their bodies as well. It's common to see traits belonging to most aquatic animals such as fins, scales, and gills, as well as more specific features like shark tails or angler fish lights. 

Colors that are usually found on these Water Deltas are: Blues, yellows, pinks, and whites. They are also often seen with water-based patterns as well.

You can draw inspiration from: Seashells, bubbles, water foam, bath toys (such as rubber ducks), pool toys (such as inner tubes or beach balls), lily pads, kelp, pearls, coral, and more.

You cannot use the Delta(Water) trait to change a Pokémon's anatomy to be more fish-like or aquatic animal-like.

Grass Type Deltas are Pokémon that are affiliated with the earth and soil; this is usually shown in the form of plant growth on their body, though they can also simply resemble plants in some way. Their designs are most often inspired by existing flora found either in the real world or in the one they inhabit.

Colors that are usually found on these Grass Deltas are: Greens, yellows, and browns. Any earthy colors work best with them, including floral ones that may be more diverse and vibrant provided they're inspired by a plant. 

You can draw inspiration from: Plants, moss, trees, grass, flowers, vegetables, fruits, etc.

Poison Type Deltas are physically dangerous, and they often show it by having skull and cross-bone motifs as well as spikes. They tend to be inspired by some type of toxic waste be it biological, chemical, etc. Sometimes parts of their body, if not the entirety, are also made of poisons.

Colors that are usually found on these Poison Deltas are: Purples, blacks, pinks. Some of them can be seen with green as well. They can potentially have bright, vibrant colors and patterns to indicate they should not be eaten.

You can draw inspiration from: Poisonous/venomous animals, plants, and mushrooms. Snake fang and potion themes can also be used as inspiration for their design. Sometimes, poisonous fogs can also be incorporated.

Electric Type Deltas mean serious business with their thunderbolt motifs, spiked fur, and parts of their body that give off electricity.  It's pretty common for them to have sparks around them for any reason, whenever they're excited, angry, or even neutral in certain cases.

Colors that are usually found on these Electric Deltas are: Yellows, whites, and blues. 

You can draw inspiration from: Anything based around electronics, everything that uses electricity, explosives. 

Ground Type Deltas are Pokémon affiliated with the dirt and soil of the earth. They are often found with earthy colors, as well as drippy sand textures. They can be found with claws for digging sometimes as well.

Colors that are usually found on these Ground Deltas are: Browns, yellows, oranges, grays, and whites. Earthy colors, in other words.

You can draw inspiration from: Earth, sand, bones, clay pot patterns, small stones and pebbles, soil, mud, and clay. They can also be based off burrowing animals such as moles, rabbits, or antlions without changing their anatomy entirely.

Fighting Type Deltas are Pokémon that tend to be more oriented towards close combat, shown on their designs through visible muscle as well as fighting uniforms and accessories. Their designs often also hint at a specific fighting style, and they tend to be more anthropomorphic to make close combat easier.

Colors that are usually found on these Fighting Deltas are: Red and browns.

You can draw inspiration from: Existing fighters and fighting styles. They also usually show human-like features without being fully human.

Ice Type Deltas show their cool by having parts of their body be made out of ice or snow. They are also seen with snowflake motifs, and can be seen covered in snow at times. They tend  to be sparkly as well from the light shining on them.

Colors that are usually found on these Ice Deltas are: Blues, whites, and greys.

You can draw inspiration from: Ice and snow, as well as phenomena for both such as dry ice or icicles. Specific living things found in extremely cold environments, as well as common traits between them such as the blubber or thick fur found on arctic / antarctic animals. 

Bug Type Deltas are Pokémon that have many bug-like traits such as wings, antennae, mandibles, and multiple eyes. Similar to insects, they can have many arms and, sometimes, armor made of chitin. Some of them can have traits from real-world bugs such as lightning bug tails or ladybug wings.

Colors that are usually found on these Bug Deltas are: Greens, yellows, pinks and whites.

You can draw inspiration from: Existing bugs and insects.

You cannot use Delta(Bug) to turn a Pokémon into a bug or insect by changing its anatomy entirely.

Dragon Type Deltas are Pokémon that adopt a more draconic appearance without changing their anatomy entirely. They can range from long and noodle-like similar to wyrms to large, strong, and imposing similar to typical fairy tale dragons. They are also often seen with horns, claws, fangs, scales, and tails. Some can have fire on their body as well.

Colors that are usually found on these Dragon Deltas are: Purples, greens, dark blue, reds and blacks.

You can draw inspiration from: The various types of dragon and lizard-like creatures, be they real or mythical. 

You cannot use Delta(Dragon) to turn a Pokémon into a dragon or a lizard-like creature by changing its anatomy entirely.

Ghost Type Deltas are Pokémon that are haunting in some way, whether they're undead, spirits, or simply eerie. These Pokémon often have halos, claws, or spikes. They often appear wispy and ghostly, rarely ever looking fully alive. 

Colors that are usually found on these Ghost Deltas are: Purples, whites, and blacks. They're also sometimes at least partially semi-transparent due to their ghostly nature.

You can draw inspiration from: Creepy or haunted objects such as teapots, teacups, dolls, trees, candles, etc. Bones, smoke, creepy faces, wisps coming off the body, and meat patterns are also common inspiration for ghosts. Many of them have more "human" designs as well to show some uncanniness. Some undead species can also be used as inspiration, such as zombies .

Dark Type Deltas are Pokémon that represent the concept of darkness, be it the literal dark that comes from shade or nighttime, or metaphorical darkness such as typical mischievous, harmful, or aggressive creatures in myths. This often manifests in the form of demon-like traits such as leathery wings, horns, claws. Their designs are generally sharper, or more "edgy." On occasion, they may have specific features that glow.

Colors that are usually found on these Dark Deltas are: Black, whites, reds, and yellows. 

You can draw inspiration from: Bad luck superstitions such as black cats, anything related to the moon, demons, or feral animals. Meat patterns are fairly common in Dark-type Deltas as well.

Fairy Type Deltas are Pokémon that are close to fairies in nature. This is usually shown in the form of butterfly wings, sparkles, and any general themes that are usually associated with non-dragon mythical creatures. Some of them are also associated with the moon as well.

Colors that are usually found on these Fairy Deltas are: Pinks, whites, yellows, blacks.

You can draw inspiration from: Fairy tales, folklore, butterflies, hearts, stars, "baby" themes, flowers, bows and ribbon, sweets, "cute" or "feminine" themes.

??? Type Deltas are strange occurrences that have become more and more common to Kogranar as the Dungeon Madness phenomena spread. They are usually shown with extreme distortion of the body and eldritch-like traits. Some common physical changes found in these Pokémon are extra limbs, eyes, and mouths, as well as long tongues and unnaturally sharp or even just excessive teeth. Tendrils are also commonly found. These Pokémon tend to be made of strange, sometimes unexplainable substances.

Colors that are usually found on these ??? Deltas are: Blacks, greys, whites, and neon colors (usually red). 

You can draw inspiration from: Anything related to the eldritch, horror elements, the unknown, the void, glitches, and different types of corruptions.

Sound Type Deltas are Pokémon that have notable sound-related qualities such as an Exploud's mouth or an Audino's or Noivern's ears. They are usually associated with music, and somehow produce or amplify sound on their own. Some Pokémon show their Delta type through their behavior rather than their physique, usually by attacking with sound.

Colors that are usually found on these Sound Deltas are: Generally, shape and pattern changes would be more common for these deltas than major color shifts, but color sets that would belong to specific types of music, such as blacks, whites, and reds for rock or brighter, more cheery colors for a genre like pop, are all appropriate. 

You can draw inspiration from: Genres of music, instruments or tools such as metronomes, singing, soundwaves, and sheet music.

Light Type Deltas are Pokémon that are the embodiment of light, be it the literal definition or the metaphorical guiding light of a pure, heroic heart. Usually, as least one aspect of their body will glow brightly. As light is made up of many colors, it's not uncommon to see just as many colorful Light Type Delta Pokémon as white light based ones. 

Colors that are usually found on these Light Deltas are: White, yellow, light blues, and any bright colors.

You can draw inspiration from: Existing natural light sources such as our sun and stars, plus any special light phenomena such as the northern lights or rainbows. Angelic themes, justice, heroism, opposite to the Dark type's "Evil".