Unsummon

Return target creature to its owner's hand.

Mana Leak

Counter target spell unless its controller pays {3}.

Tempest Djinn

Flying
This creature gets +1/+0 for each basic Island you control.

Essence Scatter

Stinging Lionfish

Whenever you cast your first spell during each opponent's turn, you may tap or untap target nonland permanent.

Scry 1. (Look at the top card of your library. You may put that card on the bottom.)
Draw a card.

Spectral Sailor

Flash (You may cast this spell any time you could cast an instant.)
Flying
{3}{U}: Draw a card.

Island

Hieroglyphic Illumination

Draw two cards.
Cycling {U} ({U}, Discard this card: Draw a card.)

Brineborn Cutthroat

Flash (You may cast this spell any time you could cast an instant.)
Whenever you cast a spell during an opponent's turn, put a +1/+1 counter on this creature.