NETMARBLE, a mobile game developer, has advised the entire staff of its subsidiary 'METAVERSE WORLD', which is responsible for metaverse-related business, to resign. This subsidiary has 70 employees and was previously developing metaverse projects, including 'META WORLD'. The future of 'META WORLD' is uncertain, as it may be phased out. METAVERSE WORLD had also signed a cooperation agreement with MYSTEN LABS, the operator of the LAYER 1 project SUI.