Birefringence 349 (Radiant Origins)

[Class Bonus] Target attack card in an intent of a unit you control gains "On Hit: You may have the attacker declare an additional attack. If you do, create a copy of this card in that attacker's intent."

NM - $1.00
LP - $1.00
MP - $1.00
HP - $1.00
DMG - $1.00