Luso is a young man with blue eyes and brown wavy hair kept in a ponytail. He wears a red hat with a silver brooch, yellow dungarees with a white-lined red vest under it, and has a four-leaf clover emblem on one of the shoulder straps. He has a blue belt with a black-and-red beetle motif, and a second belt where Luso hangs the Grimoire. A green shawl is wrapped around his waist. He has a blue gauntlet and a silver shield on his left arm, and a regular sleeve and a glove on his right arm. He has low-heeled boots.