Spliced Fiendtrader's Influence

2 pieces: Set: Your spells and abilities have a chance to hit a Jackpot! that increases your haste by 12% for 12 sec. Casting Summon Darkglare always hits a Jackpot!

4 pieces: Set: Hitting a Jackpot! also increases the damage of Unstable Affliction by 50% and causes Unstable Affliction to spread to up to 3 targets within 40 yds for 12 sec.