The Moo skin can be purchased in the store for 3290 coins. When equipped, the player's cell will appear as a cow's face on a neon-green background. This is the 42nd skin in the Agar.io Store. Categories: Skins Animal skins Premium Skins that are missing pictures Face Skins Skins added in 2015 Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.