Each Calamity Blast deals an additional 100 damage.
Heal for 60-300 for each enemy hit by Calamity Blast.
Generate 3-15% Power Siphon charge for each enemy hit with Massacre Axe.
Increase your maximum Health by 150-750.
Generate 2-10% Power Siphon charge for each enemy hit with Calamity Blast.
Reduce the damage required to generate a Calamity Blast charge by 120-600.