Yawgmoth, Father of Machines

Ward—Pay life equal to half of your life rounded
down.
Instant or sorcery cards in your graveyard have flashback. The flashback cost is equal to its mana
cost.
Permanent cards in your graveyard have unearth.
The unearth cost is equal to its mana cost.
Activated abilities and spells you cast from your graveyard cost {3} less.