The MangaMon Metaverse is a GameFi ecosystem built on the Fantom blockchain, exclusively for fans of the old games. By recreating the hottest ones in the past 20 years with large fan bases, playing in the MangaMon Metaverse will become very familiar to most users, allowing them to enjoy and feel comfortable without putting in too much effort. More than that, we have developed sophisticated mathematical models to build a balanced game economy that rewards all long-term players but still remains simple and easy for new players.