Betrayal

Enchant creature an opponent controls
Whenever enchanted creature becomes tapped, you draw a card.

Owl Familiar

Flying
When Owl Familiar enters, draw a card, then discard a card.

Morphling

{U}: Untap Morphling.
{U}: Morphling gains flying until end of turn.
{U}: Morphling gains shroud until end of turn. (It can't be the target of spells or abilities.)
{1}: Morphling gets +1/-1 until end of turn.
{1}: Morphling gets -1/+1 until end of turn.

Confiscate

Enchant permanent
You control enchanted permanent.

Cerulean Wyvern

Tolarian Entrancer

Whenever Tolarian Entrancer becomes blocked by a creature, gain control of that creature at end of combat.

Legacy's Allure

At the beginning of your upkeep, you may put a treasure counter on Legacy's Allure.
Sacrifice Legacy's Allure: Gain control of target creature with power less than or equal to the number of treasure counters on Legacy's Allure. (This effect lasts indefinitely.)

Island

Counterspell

Storm Crow

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

Reins of Power

Untap all creatures you control and all creatures target opponent controls. You and that opponent each gain control of all creatures the other controls until end of turn. Those creatures gain haste until end of turn.

Clone

You may have Clone enter as a copy of any creature on the battlefield.

Twitch

You may tap or untap target artifact, creature, or land.
Draw a card.

Baleful Stare

Target opponent reveals their hand. You draw a card for each Mountain and red card in it.

Spire Owl

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

Control Magic

Enchant creature
You control enchanted creature.

Mahamoti Djinn

Mind Harness

Enchant red or green creature
Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
You control enchanted creature.

Blue Elemental Blast

Choose one —
• Counter target red spell.
• Destroy target red permanent.

Temporal Manipulation

Annul

Counter target artifact or enchantment spell.

Energy Field

Prevent all damage that would be dealt to you by sources you don't control.
When a card is put into your graveyard from anywhere, sacrifice Energy Field.

Peregrine Drake

Flying
When Peregrine Drake enters, untap up to five lands.

Phantom Warrior

Insight

Whenever an opponent casts a green spell, you draw a card.

Abduction

Enchant creature
When Abduction enters, untap enchanted creature.
You control enchanted creature.
When enchanted creature dies, return that card to the battlefield under its owner's control.

Dream Prowler

Dream Prowler can't be blocked as long as it's attacking alone.

Attunement

Return Attunement to its owner's hand: Draw three cards, then discard four cards.