black flash

Black Flash is a distortion in space that occurs when cursed energy is applied with 0.000001 seconds of a physical hit. When a character is able to achieve this, their cursed energy flashes black, and the destructive power of their strike is increased. 

after successfully landed a black flash, the user enters a state of hyper awareness, they have advantage on constitution and dexterity saving throws for one round. 

the target after being hit with a black flash experiences a disruption in their cursed energy, resulting in disadvantage on their spell attacks for one round. 

players must make either a constitution or dexterity saving throw against this attack.