The Great Wall - S1.E3

After Lena uses her water to save a plant from Babylonia, her home block, she starts to dehydrate, and The Pirates try to find a giant ice block.

When they discover the sphere got to it first, they must enter a drilling station. The only problem is that the drilling station has a dangerous monster called the 'Mogura' that has malfunctioned and tries to kill every human it sees.