Hakos Baelz, Ceres Fauna, Nanashi Mumei, Ouro Kronii, and Tsukumo Sana are female Virtual YouTubers associated with hololive, debuting as part of it's second generation of VTubers. Since IRyS joined in later, it's now Promise. They're all goddess

Bae's a rat, the goddess of "Chaos", kind
Fauna's the Keeper of "Nature", affable
Mumei's an owl, the Guardian of "Civilization", forgetful
Kronii's the Warden of "Time" Very confident
Sana's Spreaker of "Space" Very airheaded.
IRyS' a "Nephilim", lewd