You should make new enemies like a tank or archer. You could give the tank different levels of armor wood, iron, crystal. With the archer you could just give the bows you use. You could also add a digger who can dig under your defenses and take the king....

1: add spike traps that snare enemies and slowly damage it. 2: some kind of fire/light so that people can see better at night

1. basically, you should add a flintlock, it would be pretty good as a weapon (as you have a grappling hook in the game already which needs to fire somehow) but it would have limited ammo, it could also be loaded with different ammo types, heavy ammo would take 0.5 seconds to fire 2. add a cannon for the castle, could also be positioned to fire yourself into a crowd of night pandas 3. armour, adds armour to the game so your HP gets increased 4. shields, kinda like armour but stronger and you have to pos...