Kakuso Reta is The Hidden One's human form and alias as a member of SAVIOR. He appears as a young man, with dark brown hair and eyes. His skin is appears to be Caucasian, but his body is more bulkily built.
- Weapon Resistance: It is practically impossible to damage his body.
- Extraordinary Agility: He can leap, jump, run or swim far faster and better than any human.
- Telekinetic Techniques: He can cause objects to levitate, fly through the air or vanish entirely.
- Teleportation: He can teleport anywhere at will.
- His name is derived from the Japanese word for Hidden, Kakusareta.