Base: Mermaid Island Type: Liberator (A-Virus) Eye Color: Violet Hair Color: White Monroe, codenamed Club, is a minor character of Valkyrie Drive Mermaid who serves as one of Charlotte Scherzen's most trusted followers in Adel. For unknown point of reasons, Monroe uses an unknown Extar as an Arm that becomes a trident for her to wield in battle. (Source: Valkyrie Drive Wiki)