Festering Essence of Destruction

The drop chances for a

Festering Essence of Destruction from

Baal are The chances are a bit higher if you do the

Eve of Destruction quest.
Source: https://maxroll.gg/d2/d2-drop-calculato ... m=base,fed

Always the most in demand essence on Bnet. There is far from a fixed exchange rate when swapping colors, but expect to get multiple of the others for each of your green.