King Vayne, the Arisen

Sacrifice King Vayne, the Arisen: Creatures you
control get +1/+1 until end of turn.
You may cast King Vayne from your graveyard as
long as a creature you control with base power or toughness 1 died this turn.
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"No mere vengeance will relieve me of this curse. For
my duty as King, I must restore my nation back to its
former glory."