Defiler of Instinct

Creature — Phyrexian Kavu

Mana cost {2}{R}{R}

First strike As an additional cost to cast red permanent spells, you may pay 2 life. Those spells cost {R} 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, this creature deals 1 damage to any target.

Illustrated by Steven Belledin