Song of the Seven Swans

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Create seven 2/2 blue Bird creature tokens with flying. Create Svanhild, a legendary 1/3 blue Angel creature token with hexproof and "When this creature dies, exile all Birds you control". As this spell resolves, return all lands tapped to cast it to their owner's hands.

"As the last swan shed her feathered cloak, her true form was revealed—an ethereal beauty of the heavens, forever bound by a mortal's