Aquar.io

Build an ocean school around your Queen fish in this underwater io adventure. The sea mixes team play with free-for-all tension as schools clash.

Start small and recruit creatures you meet along the way. Some join your group while others turn hostile. Learn map secrets to grow faster and control more of the deep.

Steer your Queen with the mouse pointer. Left click or W attacks. Right click or Space merges creatures. Hold right click or Space to devour your own units. Zoom with the mouse wheel or the plus and minus keys.