Seoul, South Korea, July 03, 2025 (GLOBE NEWSWIRE) -- GRAVITY Co., Ltd. (NasdaqGM: GRVY) (“Gravity” or “Company”), a developer and publisher of online and mobile games, announced that GRAVITY Communications Co., Ltd., Gravity's wholly-owned subsidiary, has officially launched Ragnarok Zero (Chinese Title: RO仙境傳說Online：樂園), an MMORPG PC game, in Taiwan, Hong Kong and Macau on July 3, 2025. Ragnarok Zero is a game based on the original Ragnarok Online universe, designed to recapture the nostalgic sentiment a ...