The Heart of the Green Dragon is an artifact. Its quality varies from epic to mythic with its rank.
It can be found in the [Nine Hells Lockbox].
An Uncommon rank version is available at the Tarmalune Trade Bar Merchant.
It is also available from the [Glorious Resurgence Epic Artifacts Pack].
It is part of a set which includes:
- [Heart of the Black Dragon]
- [Heart of the Blue Dragon]
- [Heart of the Red Dragon]
- [Heart of the White Dragon]
Also grants you 2,550 Defense for 8 seconds.