Morellonomicon

Stats

Values as the League of Legends Wiki's item data lists them, for every mode; the data doesn't state their units.

Effects

• Grievous Wounds (unique): Dealing magic damage to enemy champions inflicts them with Grievous Wounds for 3 seconds.³

Arena changes

• Ability power changed to 90.
• Health changed to 250.
• New Effect: If the target heals for a total amount that is over 60% of their maximum health while continuously afflicted with Grievous Wounds, the strength of the healing reduction is increased to 80%.⁴

Earlier formats

Morellonomicon reduces healing rather than dealing damage.⁵ 8x2 duos

• Morellonomicon was a possible later item choice in an Elise build.⁶ 8x2 duos
• Morellonomicon was an option for countering healing on Kassadin before Rod of Ages and Archangel’s Staff.⁷ 8x2 duos