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This article contains content that has been removed from the game or store. It exists solely for archival purposes.
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 August 14, 2014 Patch, Mastery Gems and their functions were merged with Kinetic Gems.
Previews can be found on each gem's individual pages.
August 14, 2014 Patch
- Merged with Kinetic Gems.
- All existing Mastery Gems have been converted to Kinetic Gems.