Strength of Power

Creatures you control get +5/+5 until end of turn.
Creatures you control get +5/+5 until end of turn.
Creatures you control get +5/+5 until end of turn.
Creatures you control get +5/+5 until end of turn.
Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)