Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.
{3}{U}{U}
Aven Surveyor
Creature - Bird Scout
Flying
When Aven Surveyor enters the battlefield, choose one --
• Put a +1/+1 counter on Aven Surveyor.
• Return target creature to its owner's hand.
2 /
2
{3}{U}
Avizoa
Creature - Jellyfish
Flying
{0}: Avizoa gets +2/+2 until end of turn. You skip your next untap step. Activate only once each turn.
2 /
2
{4}{U}
Blinding Spray
Instant
Creatures your opponents control get -4/-0 until end of turn.
Draw a card.
{1}{U}{U}
Cancel
Instant
Counter target spell.
{1}{U}{U}
Cancel
Instant
Counter target spell.
{1}{U}{U}
Claustrophobia
Enchantment - Aura
Enchant creature
When Claustrophobia enters the battlefield, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
{1}{U}{U}
Claustrophobia
Enchantment - Aura
Enchant creature
When Claustrophobia enters the battlefield, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
{2}{U}
Crippling Chill
Instant
Tap target creature. It doesn't untap during its controller's next untap step.
Draw a card.
{3}{U}{U}
Devastation Tide
Sorcery
Return all nonland permanents to their owners' hands.
Miracle {1}{U} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)
{1}{U}
Disdainful Stroke
Instant
Counter target spell with mana value 4 or greater.
{1}{U}
Disperse
Instant
Return target nonland permanent to its owner's hand.
{2}{U}
Divination
Sorcery
Draw two cards.
{4}
Dragon Throne of Tarkir
Legendary Artifact - Equipment
Equipped creature has defender and "{2}, {T}: Other creatures you control gain trample and get +X/+X until end of turn, where X is this creature's power."
Equip {3}
{4}{U}
Enhanced Awareness
Instant
Draw three cards, then discard a card.
{1}{U}
Force Away
Instant
Return target creature to its owner's hand.
Ferocious -- If you control a creature with power 4 or greater, you may draw a card. If you do, discard a card.
{1}{U}
Force Away
Instant
Return target creature to its owner's hand.
Ferocious -- If you control a creature with power 4 or greater, you may draw a card. If you do, discard a card.
{1}{U}
Frost Walker
Creature - Elemental
When Frost Walker becomes the target of a spell or ability, sacrifice it.
4 /
1
{2}{U}
Hydrolash
Instant
Attacking creatures get -2/-0 until end of turn.
Draw a card.
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
{2}{U}
Jeskai Windscout
Creature - Bird Scout
Flying
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
2 /
1
{1}
Keeper of the Lens
Artifact Creature - Golem
You may look at face-down creatures you don't control any time.
1 /
2
{1}
Lens of Clarity
Artifact
You may look at the top card of your library and at face-down creatures you don't control any time.
--
Mage-Ring Network
Land
{T}: Add {C}.
{1}, {T}: Put a storage counter on Mage-Ring Network.
{T}, Remove any number of storage counters from Mage-Ring Network: Add {C} for each storage counter removed this way.
{4}{U}{U}
Mahamoti Djinn
Creature - Djinn
Flying (This creature can't be blocked except by creatures with flying or reach.)
5 /
6
{1}{U}
Maritime Guard
Creature - Merfolk Soldier
1 /
3
{1}{U}
Maritime Guard
Creature - Merfolk Soldier
1 /
3
{2}{U}
Monastery Flock
Creature - Bird
Defender, flying
Morph {U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
0 /
5
{1}{U}
Negate
Instant
Counter target noncreature spell.
{1}{W}
Rhystic Shield
Instant
Creatures you control get +0/+1 until end of turn. They get an additional +0/+2 until end of turn unless any player pays {2}.
{2}{U}{U}
Scion of Glaciers
Creature - Elemental
{U}: Scion of Glaciers gets +1/-1 until end of turn.
2 /
5
{2}{U}
Scrapskin Drake
Creature - Zombie Drake
Flying (This creature can't be blocked except by creatures with flying or reach.)
Scrapskin Drake can block only creatures with flying.
2 /
3
{1}{U}
Send to Sleep
Instant
Tap up to two target creatures.
Spell mastery -- If there are two or more instant and/or sorcery cards in your graveyard, those creatures don't untap during their controllers' next untap steps.
{2}
Sigil of Valor
Artifact - Equipment
Whenever equipped creature attacks alone, it gets +1/+1 until end of turn for each other creature you control.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)
{1}{U}
Singing Bell Strike
Enchantment - Aura
Enchant creature
When Singing Bell Strike enters the battlefield, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
Enchanted creature has "{6}: Untap this creature."
--
Skyline Cascade
Land
Skyline Cascade enters the battlefield tapped.
When Skyline Cascade enters the battlefield, target creature an opponent controls doesn't untap during its controller's next untap step.
{T}: Add {U}.
{3}{U}
Tower Geist
Creature - Spirit
Flying
When Tower Geist enters the battlefield, look at the top two cards of your library. Put one of them into your hand and the other into your graveyard.
2 /
2
{2}
Veteran's Sidearm
Artifact - Equipment
Equipped creature gets +1/+1.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)
{2}
Vial of Dragonfire
Artifact
{2}, {T}, Sacrifice Vial of Dragonfire: It deals 2 damage to target creature.