Your castle is threatened by huge aggressive slimes! They want to break your walls and storm into the defenseless lands. Don’t give up without a fight! Build towers on the sides of the road the monsters are using to move across the map. There are various kinds of them and you can gradually gain access to all available types. All towers come with a unique battle potential – use it wisely to stop the invasion. The slimes vary in size, strength and skills too. You have to think your defensive strategy through if you want to succeed. Every level will challenge you with a new landscape, so you have to be inventive in your maneuvers!