Kemolo, Scourge of Theros

Flying, Lifelink.
{t}: Each opponent with less life than you must sacrifice a non-land permanent, if that player can't put a white 1/1 horror token with infect onto the battlefield.
Kemolo was the first of the Armagedonians to find his way to theros, less manipulative than her other brothers, Kemolo preferred to lay ruin to everything in her path attracting the notice of the Gatewatch