Burning Embers are generated primarily by casting Incinerate and are consumed by Chaos Bolt to deal damage or by Ember Tap to heal you.
Burning Embers is a resource system for Destruction warlocks, becoming available at level 42. Burning Embers accumulate through the use of certain spells, and similarly decrease with the use of other abilities.
Affliction Your Soul Shards are transformed into Verdant Spheres.
Destruction When you have a Burning Ember, it appears around your character as a Verdant Sphere.
Sell Price: 1
Notes
Some database sites list the Burning Ember requirements for spells in multiples of ten. This is technically incorrect; each full Burning Ember is comprised of ten "ticks", but no ability costs less than one full ember.