Eye of Markov

When this card enters the battlefield, Mill 3
{2}{b}{r}, {t}-Sacrifice a creature with power 3
or less, target creature you control gains +3/+3, Menace and Trample
{6}{r}{b}, {t}-Choose a target creature in your graveyard with power 3 or less. Target creature is put on the battlefield with Bloodthirst 4