so yea here is a list of possible future settings for comics using the Gaia Pandora, as well as ideas as to whom might become the Gaia Candidates

Miss Kobayashi's Dragon Maid
Kaijuu Girls
Monster Girl Doctor
Primal Rage (Vertigo will be the pred as the only female in the setting)
Darkstalkers
Super Sentai
Power Rangers
Dinosaur Train
To-Love-Ru
Soul Eater/Fire Force as one universe
Pokemon
Digimon
Legend of Zelda
Promised Neverland
Familiar of Zero
Transformers
Monster hunter
sly cooper
Gargoyles/Disney's Atlantis as one universe
Lilo & Stitch,Kim Possible, Proud Family, Recess, American Dragon & Fillmore all as one universe.
resident evil

This is just a short list feel free to suggest more settings and ideas for who might become a gaia candidate