Scream Harvester

Whenever a creature dealt damage by Scream Harvester this turn dies, choose an ability it had from among first strike, flying, deathtouch,
double strike, hexproof, indestructible, lifelink, menace, reach, trample, or vigilance, and put a counter of that kind on Scream Harvester.
{1}{r}: Scream Harvester gains first strike until end of turn.