Dr. Mundo Runes

The top Dr. Mundo runes in LoL patch 25.21 are Grasp of the Undying, Font of Life, Second Wind, Overgrowth for Dr. Mundo's primary runes. Dr. Mundo's runes in his secondary tree best utilizes Biscuit Delivery and Magical Footwear. These Dr. Mundo rune choices provide the best Dr. Mundo rune build for ranked.

• 

  

  Goes Where He Pleases

  Dr. Mundo resists the first Immobilizing effect that hits him, instead losing Health and dropping a chemical cannister nearby. Dr. Mundo can pick it up by walking over it, restoring Health and reducing this Ability's Cooldown.
  
  Dr. Mundo also has significantly increased Health regeneration.
  

• 

  

  Infected Bonesaw

  Dr. Mundo throws an infected bonesaw, dealing damage to the first enemy hit based on their current health and slowing them.

  Cost:

  • 0

  Cooldown:

  • 4

  Range:

  • 975
• 

  

  Heart Zapper

  Dr. Mundo electrocutes himself, dealing persistent damage to nearby enemies and storing a portion of damage he takes. At the end of the duration or on Recast, Dr. Mundo deals a burst of damage to nearby enemies. If the burst hit an enemy, he heals a percentage of the stored damage.

  Cost:

  • 0

  Cooldown:

  • 17/
  • 17/
  • 16/
  • 16/
  • 15

  Range:

  • 325
• 

  

  Blunt Force Trauma

  Passive - Dr. Mundo gains bonus Attack Damage, increasing based on his max Health.
  
  Active - Dr. Mundo slams his “medical” bag into an enemy, dealing additional damage based on his missing Health. If the enemy dies they are swatted away, dealing damage to enemies they pass through.

  Cost:

  • 0

  Cooldown:

  • 9/
  • 8/
  • 8/
  • 7/
  • 6

  Range:

  • 0
• 

  

  Maximum Dosage

  Dr. Mundo pumps himself with chemicals, instantly healing a percent of his missing Health. He then gains Move Speed and regenerates a portion of his maximum Health over a long duration.

  Cost:

  • 0

  Cooldown:

  • 120

  Range:

  • 20