Warweaver

The Light of War - Whenever a creature you
control attacks, it gets +1/+1 until end of turn.
Put a Sunlight counter on Warweaver.
We shall endure - Remove five Sunlight counters
from Warweaver: Regenerate all creatures you
control.
We shall win - Remove ten Sunlight counters from Warweaver: All creatures you control get +3/+3,
gain indestructible and trample.