Casualty 1 (As you cast this spell, you may sacrifice a creature with power 1 or greater. When you do, copy this spell.) All creatures get -2/-2 until end of turn
Choose one — • Exile target creature. Return that card to the battlefield under its owner's control at the beginning of the next end step. • Until end of turn, if a creature would enter and it wasn't cast, exile it instead. Flashback {1}{W}(You may cast this card from your graveyard for its flashback cost. Then exile it.)