Stop those genetically modified organisms from causing more damage to your precious farm. Wooden planks are only good for weaker enemies. If you want to survive, better upgrade your weapon to a rifle or Tommy gun. Stop GMO is provided to you by FunLand.com and is categorized into our action games. This game was played 6,930 times and currently has a rating of 4.65 out of 5.00 after 23 votes.