A free app for Android, by JustIdle Studio.

Fish Battle: Survivor IO is a free-to-play action game that puts you in the shoes of a baby pufferfish. It is a multiplayer game where you can fight with other players online. The aim is to dominate the sea and become the king of fish. You will have to hunt down other fish and use your tusks to defeat them. It is a survival game where you can get help from other players in the game. They will be able to help you with different things, like destroying other players, getting you new weapons, etc.

How to Play:

To play Fish Battle: Survivor IO, you have to download it on your mobile device. Once you have installed it, you have to create an account.