Lib9c is a library that contains key implementations of Nine Chronicles, a decentralized RPG developed with Libplanet. Lib9c includes Nine Chronicle's key features like in-game decisions and data models, which can be used to implement game core capabilities.
이벤트(EventBase, ArenaEventBase)에서 사용하기 위한 ToString메서드를 Model 클래스들에 구현 (예: CharacterBase, Skills, Buff 등등..)
구현은 작업하면서 필요해보이는거 능동적으로 해야할듯.