Warlock Class

Level 1: At the beginning of each players end
step, if a creature they controlled died this turn
they lose 1 life you gain 1 life.
{3}{b}Level 2: Return target creature mana value 3
or less from your graveyard to the battlefield. It
gains Deathtouch until your next turn.
{5}{b}Level 3: Whenever a creature dies, deal its controller 1 damage.