Angler Drake

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

Kitesail Corsair

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

Wishcoin Crab

Uncomfortable Chill

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

Divination

Unsummon

Return target creature to its owner's hand.

Cloudkin Seer

Flying
When Cloudkin Seer enters, draw a card.

Island

Elite Instructor

When Elite Instructor enters, draw a card, then discard a card.

Omenspeaker

When Omenspeaker 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.)

Snapping Drake

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