Reduce the Blood cost of Swarm by 5% while an ally is marked by Blood Hex.
Level 1
Tainted Form
Weapon
Gain 1% of Max Health when hitting a marked enemy.
Level 1
Overflowing Delights
Swarm
Increase the Radius of Swarm by 6%, but increase its cost by {scale=3|3}%.
Level 3
Symbiotic Relationship
Swarm
Increase the Healing allies receive from Swarm by 20%, but increase its cost by {scale=4|4}%.
Level 5
Blood Cannon
Armor
Increase extra Blood Health by 1000 while decreasing base Health by {scale=125|125}.
Level 5
Maelstrom of Carnage
Swarm
Swarm is now cast on yourself and follows you around instead of being placed on the ground, its ability cost is decreased by 25%, and its radius is increased by 30%.