Movement: Use WASD or arrow keys, or simply drag with the left mouse button to move your character across the battlefield.
Interaction: Use the left mouse button to interact with the game’s user interface, allowing you to upgrade defenses, deploy new weapons, and navigate through various in-game options.

In the game "Wild Archer: Castle Defense," you are the last bastion of defense for your kingdom as it faces an overwhelming attack. As the only survivor with the skills to save the day, you set out on a valiant mission to reclaim your fortress, rescue the captured princess, and bring the empire back to its former glory. The game presents players with an unending onslaught of assailants, each wave fiercer than the one before, compelling you to continuously devise strategies, broaden your reach, and strengthen your fortifications.