Warlock Class

(Gain the next level as a sorcery to add its ability.)At the beginning of your end step, if a creature died this turn, each opponent loses 1 life.{1}{B}: Level 2When this Class becomes level 2, look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard.{6}{B}: Level 3At the beginning of your end step, each opponent loses life equal to the life they lost this turn. (Damage causes loss of life.)