Angler Drake

Flying
When this creature enters, you may return target creature to its owner's hand.

Elite Instructor

When this creature enters, draw a card, then discard a card.

Island

Kitesail Corsair

This creature has flying as long as it's attacking.

Omenspeaker

When this creature enters, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Divination

Wishcoin Crab

Unsummon

Return target creature to its owner's hand.

Uncomfortable Chill

Creatures your opponents control get -2/-0 until end of turn.
Draw a card.

Cloudkin Seer

Flying
When this creature enters, draw a card.

Air Elemental

Snapping Drake

Flying (This creature can't be blocked except by creatures with flying or reach.)