Radiance

Eter

She/It/He
Angelic entity (impure, small % of something else in her makes her weaker than a normal angel would be)
Communicates telepathically, pushes thousand voices at once straight into your mind
Invulnerable in strong light/full sun, can be hurt when in shadows or at night
Proud and arrogant but can be negotiated with
Pearl-like iridescent, reflects pinks and blues and yellows all over the pale parts, gold parts are gold-textured, the big red "eyes" on the body are actually smooth stones (something like sardonyx)