Puppeteer

{U}, {T}: You may tap or untap target creature.

Mana Leak

Counter target spell unless its controller pays {3}.

Thieving Magpie

Flying (This creature can't be blocked except by creatures with flying or reach.)
Whenever Thieving Magpie deals damage to an opponent, draw a card.

Dehydration

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
Enchanted creature doesn't untap during its controller's untap step.

Horned Turtle

Fighting Drake

Wind Drake

Phantom Warrior

Aven Fisher

Flying (This creature can't be blocked except by creatures with flying or reach.)
When Aven Fisher dies, you may draw a card.

Remove Soul

Air Elemental

Unsummon

Return target creature to its owner's hand.

Island

Coastal Hornclaw

Sacrifice a land: Coastal Hornclaw gains flying until end of turn.

Urza's Armor

If a source would deal damage to you, prevent 1 of that damage.

Spiketail Hatchling

Flying (This creature can't be blocked except by creatures with flying or reach.)
Sacrifice Spiketail Hatchling: Counter target spell unless its controller pays {1}.

Sage Owl

Flying
When Sage Owl enters, look at the top four cards of your library, then put them back in any order.

Fleeting Image

Flying (This creature can't be blocked except by creatures with flying or reach.)
{1}{U}: Return Fleeting Image to its owner's hand.