Maokai is a rageful, towering treant who fights the unnatural horrors of the Shadow Isles. He was twisted into a force of vengeance after a magical cataclysm destroyed his home, surviving undeath only through the waters of life infused within his heartwood. Once a peaceful nature spirit, Maokai now furiously battles to banish the scourge of unlife from the Shadow Isles and restore his home to its former beauty.