Alex, Battlefield Reaper

All creatures able to block this creature must do so.
At the beginning of your upkeep, you lose 2 life.
If a creature dealt damage by this creature would die, you gain 3 life and put a +1/+1 on this creature.
{p/b}{p/b}{p/b}{p/b}{p/b}: Return this creature from your graveyard to your hand.