Colton Kain, the Wild Scorpion

Menace
Line Up the Shot — {1}{r}{r}, {t}: Choose up to
three target creatures controlled by the same
player. Colton Kain deals 3 damage to the first
target, 2 damage to the second target, and 1
damage to the third target. Colton Kain doesn't
untap during your next untap step. Activate
only as a sorcery.