What is murloc io?

As an AI language model, I am not able to browse the internet or access specific game information. However, if you meant "Murloc.io", it is a free-to-play online multiplayer game that involves players controlling a murloc and battling against other players in an arena. The game includes different abilities and upgrades for players to use in order to defeat opponents and level up their character. It also has a variety of game modes and challenges for players to participate in.