Choose a follower from your field. Give it +1/+1. If it's "Mjerrabaine, Omen of One", give it +3/+3, [Direct Attack], and for this turn "This follower can't take damage" instead.
When you play this card, if there's a "Marwynn, Omen of Repose" in your field, subtract 2 from this card cost. Choose a follower from your field, give it +0/+2. Draw a card.