The game takes place in a three-dimensional environment where players are tasked with defending a tower from wave after wave of enemy attackers. This is achieved by strategically deploying various defensive units and structures around the tower.
The objective remains constant: prevent the enemy forces from reaching the tower. To succeed, players must carefully balance unit deployments, resources, and strategy to repel each incoming attack. Running in a web-based environment, the game requires no initial download or registration, allowing players to dive in with ease.