Favorite Colors:

Germafrost: Blue (all kinds of it), white

Piano: Marble blue, ivory, silver, gold, bronze (basically anything that looks fancy)

Sgt. Wolf: Bronze, silver, gold, black

Imogen: Indigo, orchid purple, apple red

Swanna: White, yellow, pink, bronze, red, green

Lee: Chartreuse

Kira: Green, powder blue

Allegra: Pink, purple

Bia: Beige

Zora: Bright orange and red

Master Cupid: Pink, red, white

Shelltop: Orange, yellow

Waterlily: Every color because of how beautiful they are. She can't choose a top favorite.

Spike: Yellow

Butterpearl: Gold, cream

Cream: Teal

Trey: Anything that's bright

Pepper: Black, purple, gray, red

Mabel: All the colors of the rainbow, according to her. 

When They're Bored:

Germafrost: Hugs his sheep plushie, ice skates, checks in on his people or on Neapolitan

Piano: Arranges something, plays her piano

Sgt. Wolf: Choreographs hip-hop dance routines, practices sword-swinging, trains with her knight brigade

Imogen: Practices spells, watches the clouds, looks for birds, tries to see the stars if it's nighttime, climbs the leaderboard with Estelle or Master Frown and Brock

Swanna: Does some archery, hangs out with Lee, Dr. Fox or Unikitty, gets some chocolate

Lee: Fiddles around on his loom, hangs out with Swanna, gets some chocolate, daydreams, dances

Kira: Swings on branches, jumps up and down around her house, looks for animals

Allegra: Does cartwheels or handstands, tries to find something of every color (something red, something orange, etc.), hops up and down the front steps in front of her house

Bia: Rewatches her favorite shows, listens to music, reads comics and graphic novels

Zora: Goes for a run or a fly, practices self-defense, goes somewhere else

Master Cupid: Matchmakes (or at least attempts to), draws angels

Shelltop: Sees how many times he can bounce a ball on his head without letting it hit the floor, hangs out with Waterlily

Waterlily: Paints, checks on her gardens and plant farms, hangs out with Shelltop

Spike: Reads, sings to himself, plays his guitar, tries writing poetry or song lyrics

Butterpearl: Edits her movies, reads, looks at her treasure collection, plays a board game with Cream

Cream: Gets a snack from his cabinet, plays a board game with Butterpearl, bakes something, hangs around outside

Trey: Collects things, pranks someone (if he can), cuddles with bunnies

Pepper: Draws, runs, text her friends

Mabel: Practices her clarinet or piccolo, sticks sparkles or stickers on her face, doodles, writes in her journal

First Crush:

Germafrost: None. 

Piano: None.

Sgt. Wolf: Gaspard, the grandson of the receptionist of the hotel her mom works in.

Imogen: She liked a kid in her wizard scout troop named Buster for a while, but crushes soon weren't her thing anymore until she got to know Trey.

Swanna: None.

Lee: Swanna, but she hasn't yet told him that she's a romance-repulsed aroace. 

Kira: A sunset moth girl with absolutely eye-catching wings. She gave Kira charming looks whenever she passed by. 

Allegra: None.

Bia: None.

Zora: None.

Master Cupid: None, but her friends kept talking about how great their partners were, which made Cupid start to base her entire self-worth on getting a man. 

Shelltop: None.

Waterlily: None.

Spike: Butterpearl

Butterpearl: A clownfish who always kept texting her, claiming that he knew her in general school. Butterpearl didn't remember him, but he still managed to get at her heart. Now, however, she's in a relationship with Spike, and she's much more passionate about him. 

Cream: None.

Trey: Imogen (after getting to know her)

Pepper: None.

Mabel: Unikitty

Biggest Fears:

Germafrost: Losing the ones he loves. He's working on overcoming this fear.

Piano: Destruction

Sgt. Wolf: Being cursed or brainwashed

Imogen: Being homeless or rejected

Swanna: Killer clowns

Lee: Dark, creepy forests

Kira: People getting hurt

Allegra: Tornadoes and thunderstorms

Bia: Losing all of her energy

Zora: Mud, heavy rain, deep pools

Master Cupid: NOT getting a boyfriend all to herself, like she REALLY wants

Shelltop: People not caring about him

Waterlily: Fire and lava, flaming buildings, tsunamis, thunderstorms, everything falling apart around her

Spike: His father, cameras, people in danger, flaming buildings, people not listening to him, people not understanding him, his very being

Butterpearl: The deepest parts of the ocean

Cream: Explosions

Trey: Suffocation

Pepper: Nature

Mabel: Termites, beetles, not being heard

Powers and/or Abilities:

Germafrost: Ice magic. He and his siblings inherited this from their parents.

Piano: She's great at organizing stuff and has good skill with the piano, singing, and designing rooms.

Sgt. Wolf: She's a good DJ and has good knight sense. She's also a nice dancer and a bit of a flirt.

Imogen: Decent skill in magic. She'd be a bit better if she didn't have pretty klutzy dexterity.

Swanna: A masterful archer. Besides that, she has an impeccable sense of style and pretty good craftsmanship.

Lee: He's knowledgeable in what to expect when visiting different places, and so always comes prepared. He's also an excellent weaver. 

Kira: Skills in animal communication and knowledge of zoology, biology and evolution. 

Allegra: She's a flexible and graceful acrobat and trapeze artist, and she's also really good at improvising.

Bia: She's pretty skilled in working with machines, tinkering with things she finds around her, and finding environmentally sustainable solutions. 

Zora: He's fast, strong and agile. He's also really good at driving, gathering goods, and lighting matches. 

Master Cupid: Teleportation, which she inherited from her dad, Lord Landlord. Plus, she's got super charisma.

Shelltop: Athleticism.

Waterlily: Gardening skills and art skills.

Spike: Musical prowess and acting skills.

Butterpearl: Video editing skills and attention to detail.

Cream: Good cooking skills.

Trey: Skills in magic that he learned from his moms. 

Pepper: She can fly pretty well, and she's also a nice artist.

Mabel: She can play two woodwind instruments, conduct, and also draw. She's a pretty good listener, too. 

Random Facts:

Germafrost: Even though he can't sing, like, at all, he tried to do it as a way to cheer Crystalline up whenever she was sad. It usually worked. 

Piano: One of her favorite words is "noble."

Sgt. Wolf: Every good knight has a good steed, and hers is a horse named Pincushion. He's named this way because there's a birthmark-like pattern on his forehead that looks like a stuffed tomato.

Imogen: She has earned 16 wizard scout patches.

Swanna: Her how-to and fashion channel is named Miss_LadySwan.

Lee: He can speak; he just doesn't often, and he only says one line per eight chapters/two episodes.

Kira: She would never eat fast food. If she did, it would make her tummy hurt.

Allegra: She has a bunch of different flashlights, each with its own light effects. 

Bia: She's a massive Teen Titans fan. Her favorite Titan is Beast Boy. 

Zora: He's raced with dragonfly fairies several times. And yes- he won more than once.  

Master Cupid: She wrote out the entire script for her own wedding ceremony. She's planned ahead for it, too.

Shelltop: His channel online is called ShelloEnd, and he has subscribed to BrockRocks93.

Waterlily: She likes it when the sky above is blue because that makes the water blue.

Spike: He was in a play called Quoth The Penguin, "Nevermore!", which was being performed in a restaurant called The Painted Shoal. He played Fortunato. 

Butterpearl: She collects items from the surface. She actually has one of Richard's many paperclips, which had gone missing.

Cream: When he went to spy on Butterpearl and Spike on their first outing together, he followed them up to the surface, which was the first time he had ever been up there.

Trey: He'd love to travel the world.

Pepper: She's a bit of an insomniac, and she has made a podium for her favorite colors with black in first, purple in second, gray in third and red in fourth.

Mabel: She's planning on starting her own webcomic about crystal people. 

Favorite Foods:

Germafrost: Milkberries (a fruit that grows in Ice Cream Land)

Piano: Eclairs, cake (but she's usually picky about how the cake looks)

Sgt. Wolf: Steak (medium rare, obviously!)

Imogen: Frozen yogurt, orange chicken

Swanna: Chocolate, pineapple ice cream, strawberry pie

Lee: Orange preserves on toast

Kira: Bananas (which she used to almost never eat)

Allegra: Minty cookies 

Bia: Acorn puffs, baked chestnuts

Zora: None

Master Cupid: Parfaits (especially when it's made so she can share it with a special someone...)

Shelltop: Flatbread pizza

Waterlily: Noodles in soup, angel hair pasta, lavender fruit (which grows in Marevi)

Spike: Honey

Butterpearl: Mango juice

Cream: None

Trey: None

Pepper: Chicken parmesans, chocolate

Mabel: Fish cakes with relish

What Day Their Birthdays Would Fall On:

Germafrost: February 22

Piano: April 30

Sgt. Wolf: October 17

Imogen (and Estelle, too): April 9

Swanna: September 4

Lee: July 17

Kira: June 11

Allegra: July 24

Bia: May 13

Zora: December 12

Master Cupid: February 1

Shelltop: August 2

Waterlily: January 19

Spike: October 6

Butterpearl: March 23

Cream: August 30

Trey: November 15

Pepper: March 28 (which is my birthday)

Mabel: December 5

Their Ages in Big Bright World at the Time of Their Debut:

Germafrost: Unknown, but it's implied that he's a teen/young adult

Piano: Surprisingly, she's younger than Dr. Fox. 

Sgt. Wolf: Unknown, but it's implied that she's an adult

Imogen (plus Estelle): 15

Swanna: Unknown, but it's implied that she's an adult

Lee: Unknown, but it's implied that he's an adult

Kira: 16

Allegra: 17

Bia: 16

Zora: 18

Master Cupid: Unknown, but it's implied that she's an adult

Shelltop: 19-20

Waterlily: 19-20

Spike: 22

Butterpearl: 22

Cream: 14-15

Trey: 15

Pepper: 14

Mabel: Roughly 14