I think this is a good time as any to post these notes. I don’t think I touched them in a few years, honestly.
Discord/Celestia
Silver Crown (First Born, Alicorn): Son, Siegbert, stressed and lacks confidence in himself at times, nicknamed “Crown Butt” by his sibs,
Easy Flour (Second Born, Alicorn): Son, lax, has complete faith in his brother, sometimes too much, encourage his brother all the time, enjoys cooking, especially food that takes time and patience, was very serous as a child,
Free Spirited (Third Born, Draconequus): Daughter, age gap due to being conceived during Celestia and Discord retirement when 1 takes over, most like her father (appearance wise), light hearted and fun loving,
Dash/Zephyr
Comet Trail (Only child, Pegasus): Son, friend of Calm Gale, athletic,
Flutter/Soarin
Calm Gale (First Born, Pegasus): Daughter, friend of Comet Trail, shy for the first 30 minutes, outspoken afterwards, smooth tail/mane,
Soft Breeze (Second Born, Pegasus): Son, nature/animal loving, follows in Shy’s footsteps as a caretaker, matted tail/mane,
Sweetie/Spike
Elegant Flame (Only child, Half-Dragon Half Unicorn): Daughter, interested is Rarity’s work and goes into fashion, needle CM,
Mabel/Big Mac
Apple Core (First Born, Earth Pony): Daughter, outspoken and makes up for Marble’s shyness and Mac’s quiet nature, blunt and not too friendly, shows love indirectly,
Smooth Stone (Second Born, Earth Pony): Son, calm nature,
Sugar Apple (Third Born, Earth Pony): Daughter, excited nature,
Gala Shale (Fourth Born, Earth Pony): Son, shy nature, interacts with Free Spirited, lives on the rock farm when he is old enough to leave,
Twilight/Flash
Ink Feather (First Born, Pegasus): Daughter, exploitive, knowledge thirsty, envious of Mystic Glint horn,
Mystic Glint (Second Born, Unicorn), Daughter, lazy and spoiled, unicorn, doesn’t care about learning magic,
Ember/Fizzle
Pyre (Only child, Dragon): Son, rude but not purposely cruel, can’t comprehend half-breeds,
Applejack
Rosy (Only child, Diamond Dog): Daughter, adopted, family oriented and hard worker, is very similar to AJ, like mother like daughter, not very sociable, likes Aunt Limestone, learns about death through Granny Smith, found by Rarity and Spike, adopted by AJ,
Octavia/Neon Lights
Lucky Note (First Born, Unicorn): Daughter, goes a different path than parents (music wise),
Silver Bass (Second Born, Earth Pony): Son, loves music, but can’t play anything,
Sunburst/Starlight
Mystic Dusk (Only child, Unicorn): Son, accidental (Sun and Star aren’t married),
Rarity
Silver Tip (Only child, Pegasus): Daughter, adopted, not very good at making dresses, found on the streets, great flier, flies to relieve stress, small sized, built for speed, mane is a botched Rarity style,
Maud Pie/Mud Briar
Apatite Pie (Only Child, Earth Pony): Son, blue Pinkie,
When Celestia and Flutters first started to hang out, Celestia enjoyed teasing her.
Story of Silver Crown having a day where he has nothing to do, and it almost drives him mad.
Ink Feather and Silver Bass bonds over frustration over their siblings.
Elegant Flame and Pyre start off rough.
Mystic Dusk tries to teach Mystic Glint how to use her magic.
Silver Tip jealous of Elegant Flame’s skills.
Rosy and Elegant Flame bond over being different.