In MooMoo.io, you must build your farm to generate points. You must protect your farm from other players. Advance through the ages to unlock new items. To gather resources in MooMoo.io, you have to hit trees, rocks and bushes. You can also attack other players. Once you have collected enough resources you can build buildings and items to generate points and protect your farm. In MooMoo, you move with WASD and aim and attack with the mouse.