Sanity Reaper

Forbidden (This card cannot start in your deck)
When Sanity Reaper enters the battlefield, each player discards a card.
Sanity Reaper gets +1/+1 for each creature
card in all graveyards.
{b}{b}: Return Sanity Reaper from your graveyard to the battlefield tapped. Activate only if you have two or fewer cards in hand.