Passive: Increases your spell hit rating by 8.
Passive: Increases damage and healing done by magical spells and effects by up to 51.
Passive: Increases your spell critical strike rating by 14.
Set (4 Pieces): Increases damage caused by your Corruption by 12%.
Set (8 Pieces): Reduces health cost of your Life Tap by 12%.
Set (2 Pieces): Your Shadow Bolts now have a chance to heal you for 270-331.
Set (6 Pieces): Your spell critical hits generate 25% less threat. In addition, Corruption, Immolate, Curse of Agony, and Siphon Life generate 25% less threat.