In King Guard, players take on the role of a castellan tasked with defending a medieval castle from waves of incoming enemies. The core gameplay revolves around managing the castle's defenses, balancing resources, and commanding archers to repel waves of attackers.
The objective is to survive as long as possible, with each wave bringing increasingly difficult enemies and objectives to manage. The game runs in a web-based platform, requiring no download or registration, making it easily accessible to players.