Luca

Luca  (ルカ Shītasu) is a silver key Celestial Spirit who is known as Leo Minor (レオマイナー Reo Mainā). As the Lesser Lion (少ない獅子 Sukunai Shishi), she is the younger sister of /Leo: the lion.

Magic and Abilities
Regulus (王の光 (レグルス), Regurusu lit. Light of the King):

Transformation (変身魔法 Henshin Mahō):