Rat Invasion - Version 2.0 You hated rats since you were a little kid. And now this disgusting creatures are taking over the world. Luckily you were prepared for something like this to happened. You have your gun an box of ammo besides you. Now reload your gun get ready to shoot some rats one by one until the last one is killed. You can´t allow rats to take over the world can you? Play and enjoy this great shooting game for free!