We continue to bring hilarious IO games with which you face online and free to various opponents from all over the world. Today plays an aquatic adventure in the middle of the ocean, while you get into the skin of a piranha. You will have to collect food to create new fish and crabs for your army. When you have enough, you can have them come together to create a larger one by using the space bar. You must be careful with your enemies as your small fish will try to attack you if you pass very close to them. You should also be careful with the jellyfish that are in the middle of the ocean and try to end your life. Collect points, create your army of piranhas and get to be Top 1 in Oceanar.io!