Demerga, Nat'ral Order Doyen

First Strike
When Demerga, Nat'ral Order Doyen attacks
you may pay {r}{r} , if you do each other creature
gets +1/-1 until end of turn.
Whenever Demerga, Nat'ral Order Doyen deals
combat damage to a player, return target nonlegendary creature card from your graveyard
to your hand.