|Gem / Rune|
This gem will modify an ability effect on the hero that wears the item it is socketed in.
Mastery Gems were gems that originally customized the graphical effect of one or more hero abilities, while Kinetic Gems customized model animations. They were hero-specific.
After the 2014-08-14, Mastery Gems and their functions were merged with Kinetic Gems.
Previews can be found on each gem's individual pages.
|X Marks the Spot|
- Merged with Kinetic Gems.
- All existing Mastery Gems have been converted to Kinetic Gems.