Defend your castle from a army of skeletons. Move your mouse to aim the turret. Tap space when you are ready to fire. Don't let the skeletons get to your castle. Normal skeletons are fast but only take one hit. Mutant skeletons are slow and have a normal skeleton inside. Ruined skeleton mechs are really slow and have a mutant skeleton inside controling. Army skeletons are way faster than normal but are very weak. King Void is the king of skeletons and is a giant that can tank a lot of hp.
Make sure to double click the green flag to make sure the game is running correctly