Enemy units enter in groups, known as waves, traveling through checkpoints before reaching the end of the pathway.
Each group of opposing units travel to checkpoints before reaching the end of the pathway. Enemy units enter in groups, known as waves.
Enemy units enter in groups, known as waves. Each group of opposing units travel to checkpoints before reaching the end of the pathway.
Enemy units enter in groups, known as waves. Each group of opposing units travel to checkpoints before reaching the end of the pathway.