The Stone Army and the Garmatron represent a massive, unstoppable threat compared to previous foes.
Before leaving, the Garmatron is tested on Nya. This results in her being corrupted, turning evil, and gaining Garmadon's dark abilities. [S11E27] Corruption
Garmadon successfully completes the Garmatron, a massive cannon capable of spreading darkness. He, along with the Overlord and the Stone Army, drives the vehicle toward the coast of the Dark Island. The Stone Army and the Garmatron represent a
Based on the title "[S11E27] Corruption," this episode is part of (specifically from the Legacy of the Green Ninja/Season 2 arc often re-indexed, or associated with the Dark Island narrative). [S11E27] Corruption