( This will be updated a lot)
QuickSilver's kids:
Roxanne(19)
Lucas(23)
Laurissa (23)
Sivy(9)
Freya(19)

Scarlet Witch's Kids:
Desina(19)
Cletus(22)
Cece(22)
Kieta(7)
Judi(19)

Magneto's Grandkids:
Ashley(9)
Ellinor(19)

Angel's kids:
Nyla(22)
Kuro(7)

Beast's kids:
Kylen(23)
Ciera(7)

Colossus's kids:
Sirena(15)
Steven(7)

Cyclop's kids:
Coby(17)
Lilia(7)

Emma Frost's kids:
Emmalyn(16)
Dekard(7)

Gambit's kids:
Gavin(18)
Zianti(7)

Jean Grey's kids:
Ernest(12)
Elise(7)

Jubilee's kids:
Eloise(14)
Tyrell(7)

Kitty Pryde's kids:
Yesenia(20)
Deon(7)

Iceman's kids:
Markeli(8)
Jerri(7)

Magik's kids:
Jetta(6)
Emmet(7)
Kyliette(19)

Nightcrawler's kids:
Nathan(21)
Riley(7)

Northstar's kids:
Mark(16)
Cecily(7)

Psylocke's kids:
Eliza(17)
Brice(7)

Rogue's kids:
Kyran(21)
Elly(7)

Storm's kids:
Zyro(11)
Darius(7)

Wolverine's kids:
Sianna(20)
Rian(7)

X-23's kids:
Kiana(20)
Cayden(7)

Human family 1:
Shade(19)
Shadow(12)

Black Cat's kid:
Ky(18)

Loki's kids:
Samantha(20)
Shawn(20)

Inhuman Family 1:
Zietta(15)

Star Lord's kid:
Anna(16)

Mr. Fantastic and Invisible Woman's kids:
Kineto(19)
Kylia(19)

Thing's kid:
Mita(17)

Kayen's kids:
Lunar(19)
Starlette(22)
Kayden(23)

Thanos's kids:
Meita(20)
Zilentia(20)
Willowa(16)

Mutant Family 1:
Zelia(16)
Seiya(6)

Demon Family(Immortal):
Red
Blue
Green
Yellow
Gold
Silver
Crystal
Ruby
Sapphire
Emerald
Diamond
Pearl
Platnium
Black
White
Xena ( X)
Yana ( Y)
Sun
Moon

Reader's kid:
Cole(9)

Karolina's kid:
Clesta(9)

Medusa's kid:
Briar(9)