On Friday, Gravity Co., Ltd. (NASDAQ:GRVY) said its 3D mobile MMORPG Ragnarok: Rebirth officially launched in China on Dec. 25, 2025, marking a key expansion in one of the world’s largest gaming markets.The company said the title retains the classic identity of Ragnarok Online while adding 3D graphics, a screen conversion system, and an integrated exchange system.The game received its ISBN code from Chinese authorities in December 2024, clearing regulatory approval ahead of launch. User interest built durin ...