Infernal Twinblades' Special Skill Calamity's Greed: After the 1st stage, use again while sheathing to enter Shatter Ill…
Infernal Twinblades' Special Skill Calamity's Greed: After the 1st stage, use again while sheathing to enter Shatter Illusions triggering an AoE slash that rapidly accumulates Hellfire.