Episode Title:The Stone Army.Episode Description:Garmadon, now powerless, returns to the City of Ouroboros to plan his search for the legendary Dark Island, but the Serpentine soon betray him, pushing him into the sea by a helicopter while Skales is declared their leader. Meanwhile, the Ninja meet Misako, Lloyd's long lost mother, who tells of the existence of the Overlord and his indestructible Stone Army. At the same time, the venom of the Devourer brings a huge Stone Warrior to life, but the Ninja trick him into toppling down a bottomless pit. Meanwhile, Garmadon washes up on the Dark Island, where he meets and teams up with the Overlord.