In this Worms variant, you play with the angels against the demons, or with the demons against the angels, as you want. After you start, you have 4 weapons to attack in each turn: some of them turn your enemies into friends, others require to be activated while they are in the air.
Click the weapon you want to use and keep pressed the left mouse button to aim and set the power of the shot. Release the mouse button to shoot. Use the arrow keys or the A-W-D keys to move. Combine these movement keys with the SHIFT key to explore the scene without moving from your current position.