Defiler of Instinct (PDMU-119P) - Dominaria United Promos Foil

First strike
As an additional cost to cast red permanent spells, you may pay 2 life. Those spells cost less to cast if you paid life this way. This effect reduces only the amount of red mana you pay.
Whenever you cast a red permanent spell, Defiler of Instinct deals 1 damage to any target.