SAILOR MOON:
Luna and Artemis (human forms or not)
Queen Serenity and Dark Lady
BLACK BUTLER:
Hannah Annafellows (the demon maid of the Trancy household) and there are a lot of other black butler characters that could work for a pairing...depending if you want to crossplay or not
STEVEN UNIVERSE:
Connie and Steven
Stevonnie and Sadie Miller?
Smok......
