The Oppositio Guardians from Sailor Moon: Another Story. Recommend a high weight value.
The model was mainly intended for the suit, but hopefully the actual characters can be properly brought out:
Sin: OppoSin, blonde twintails, hair bows
Nabu: OppoNabu, short blue hair
Ishtar: OppoIshtar, long blonde hair
Nergal: OppoNergal, red hair
Marduk: OppoMarduk, brown ponytail