Luck

Luck (ラック) is the UMA that embodies luck. They are also known as the "Fourth Master Rule UMA".

Appearance
Luck resembles a child with light-dark hair. Their attire is a black hoodie and shorts. They have a bandage on their cheek and a wheel shaped halo floating over their head.

Sick Arc
Luck is first seen in the Master Room, silently looking at Fuuko. While they don't do anything, they comfort Master Rule No. 2 after the latter is insulted by No. 3 for their smell, where they are nicknamed "Lucky" by No. 2, hinting at their true name.