Maokai draws energy from spells cast in his vicinity, gaining a charge whenever a nearby champion, including himself, uses an ability, capping at 5. Upon reaching 5 charges, Maokai's next basic attack consumes them all to heal him for 5 / 6 / 7% maximum health.
Active:Maokai releases an arcane shockwave that travels forth in a line, dealing magic damage to all enemies it passes through and slowing them for 1.5 seconds. Enemies near Maokai are also knocked back.
Upon spotting an enemy, the Sapling chases them for up to 2.5 seconds, exploding upon impact or at the end of its duration, dealing magic damage to all nearby enemies upon detonation and slowing them by 50% for 1 second.
Active:Maokai creates a magical vortex around himself for up to 10 seconds, reducing non-turret damage dealt to himself and allies in the vortex by 20% for the duration and storing double the amount absorbed, capping at Vengeful Maelstrom's base damage.
At the end of its duration or upon reactivating Vengeful Maelstrom, Maokai detonates the vortex, dealing magic damage to all nearby enemies.