Like her "daughter", Eclipse is slim, has blue skin and long dark blue hair(without black tips). She has lilac eyes, lilac heart-light, blue-silver armor, blue, cracked Kanohi Mask and wears black skirt.
Eclipse knows shamanism, herbalism and alchemy. She has power of Night element. Her mask, Mask of Feelings, enabling she to control other people's feelings, eg, cause hate or love (thus she gained the power of Mata Nui to create Eris).