Marblex, the blockchain division of Netmarble, has invested in OpenLedger's $OPEN token, marking a strategic move to enhance AI transparency and decentralized gaming. The investment, made on December 21-22, 2025, aligns with Marblex's broader blockchain strategy. OpenLedger's platform, which is built on AICryptoCore, aims to leverage the $OPEN token to advance AI applications within the gaming industry. This collaboration underscores Marblex's commitment to integrating cutting-edge blockchain technology to foster innovation in gaming.