- Male - Navy blue cat - Member of Miniforce M-03G Team - A new ally of Miniforce and a genius scientist cooperating with Miniforce Headquarters - The bracelet on his left wrist is his own invention, featuring a system that overcomes the wearer's weaknesses. This bracelet is the reason Rio is significantly stronger than the rest of the M-03G Team - He has no innate superpowers but possesses broken abilities through his invented bracelet. He can keep up with Volt's top speed, out-jump Sammy, and shatter Lucy's shields. Upon his first appearance, he even defeated a powerful villain in one go - He is extremely proud of himself and prone to blustering - Fell in love with Guest at first sight - Secretly looks after Guest