Reg (レグ) is one of the main protagonists of the anime and manga series Made in Abyss. He is voiced by Ise Mariya (伊瀬茉莉也).
A mysterious robot with the appearance of a young boy, he was discovered by Riko in the Abyss. After becoming friends, he decided to protect her on her journey to the bottom of the Abyss. He has brown hair, dark skin, and pointy ears. Underneath his helmet, he wears some kind of jagged, metal hairband.