Here let's try to piece together where all the young mutants fit
ALPHA House: The New Mutants
Cannonball Chamber Cypher Karma Magik Magma Mirage Mondo Sunspot Wolfsbane
BETA House: The Frost Academy
Beef Bevatron Catseye Empath Jetstream Roulette Warpath
Not Allowed: Tarot
DELTA House: Generation X
Chamber Husk Jubilee Mondo Penance Penance Twins Skin Synch
ZETA House: The New X-Men
Anole Dust Elixir Five-In-One Gentle Hellion Mercury Pixie Prodigy Rockslide Surge X-23
Wind Dancer
Alpha Squadron , Chevaliers , Corsairs , Hellions New Mutants, Paladins and Paragons etc.
The Pod: The Five
Egg Elixir Hope Protues Tempus
SIGMA House: The Jean Grey School
Eye-Boy Nature Girl Oya Shark-Girl Sprite