Frantic Search

Draw two cards, then discard two cards. Untap up to three lands.

Tide Skimmer

Flying
Whenever you attack with two or more creatures with flying, draw a card.

Wizard's Retort

This spell costs {1} less to cast if you control a Wizard.
Counter target spell.

Aetherspouts

For each attacking creature, its owner puts it on the top or bottom of their library.

Wavebreak Hippocamp

Whenever you cast your first spell during each opponent's turn, draw a card.

Distant Melody

Choose a creature type. Draw a card for each permanent you control of that type.

Rewind

Counter target spell. Untap up to four lands.

Meeting of Minds

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Draw two cards.

Thunder Drake

Flying
Whenever you cast your second spell each turn, put a +1/+1 counter on Thunder Drake.

Peregrine Drake

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

Monastery Siege

As Monastery Siege enters, choose Khans or Dragons.
• Khans — At the beginning of your draw step, draw an additional card, then discard a card.
• Dragons — Spells your opponents cast that target you or a permanent you control cost {2} more to cast.

Soul Read

Choose one —
• Counter target spell unless its controller pays {4}.
• Draw two cards.

Military Intelligence

Whenever you attack with two or more creatures, draw a card.

Cerulean Drake

Flying
Protection from red (This creature can't be blocked, targeted, dealt damage, enchanted, or equipped by anything red.)
Sacrifice Cerulean Drake: Counter target spell that targets you.

Island

Mind Stone

{T}: Add {C}.
{1}, {T}, Sacrifice Mind Stone: Draw a card.

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}.

Favorable Winds

Creatures you control with flying get +1/+1.

Bident of Thassa

Whenever a creature you control deals combat damage to a player, you may draw a card.
{1}{U}, {T}: Creatures your opponents control attack this turn if able.

Quicksilver Fisher

Flying
When Quicksilver Fisher enters, draw a card, then discard a card.

Darkslick Drake

Flying
When Darkslick Drake dies, draw a card.

Whirlpool Drake

Flying
When Whirlpool Drake enters, shuffle the cards from your hand into your library, then draw that many cards.
When Whirlpool Drake dies, shuffle the cards from your hand into your library, then draw that many cards.

Neutralize

Counter target spell.
Cycling {2} ({2}, Discard this card: Draw a card.)

Talrand, Sky Summoner

Whenever you cast an instant or sorcery spell, create a 2/2 blue Drake creature token with flying.

Body of Knowledge

Body of Knowledge's power and toughness are each equal to the number of cards in your hand.
You have no maximum hand size.
Whenever Body of Knowledge is dealt damage, draw that many cards.

Peek

Look at target player's hand.
Draw a card.

Alandra, Sky Dreamer

Whenever you draw your second card each turn, create a 2/2 blue Drake creature token with flying.
Whenever you draw your fifth card each turn, Alandra, Sky Dreamer and Drakes you control each get +X/+X until end of turn, where X is the number of cards in your hand.

Spiketail Drake

Flying
Sacrifice Spiketail Drake: Counter target spell unless its controller pays {3}.

Quick Study

Decanter of Endless Water

You have no maximum hand size.
{T}: Add one mana of any color.

Tolarian Winds

Discard all the cards in your hand, then draw that many cards.

Screeching Drake

Flying
When Screeching Drake enters, draw a card, then discard a card.

Geyser Drake

Flying
During turns other than yours, spells you cast cost {1} less to cast.

Wayfarer's Bauble

{2}, {T}, Sacrifice Wayfarer's Bauble: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Reconnaissance Mission

Whenever a creature you control deals combat damage to a player, you may draw a card.
Cycling {2} ({2}, Discard this card: Draw a card.)

Curiosity Crafter

Flying
You have no maximum hand size.
Whenever a creature token you control deals combat damage to a player, draw a card.

Chemister's Insight

Draw two cards.
Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)

Filter Out

Return all noncreature, nonland permanents to their owners' hands.

Trawler Drake

Flying
Trawler Drake enters with an oil counter on it.
Trawler Drake gets +1/+1 for each oil counter on it.
Whenever you cast a noncreature spell, put an oil counter on Trawler Drake.

Windstorm Drake

Flying
Other creatures you control with flying get +1/+0.

Negate

Windreader Sphinx

Flying
Whenever a creature with flying attacks, you may draw a card.

Unwind

Counter target noncreature spell. Untap up to three lands.

Serum Visions

Stormchaser Drake

Flying
Whenever Stormchaser Drake becomes the target of a spell you control, draw a card.

Messenger Drake

Flying
When Messenger Drake dies, draw a card.

Loyal Drake

Flying
Lieutenant — At the beginning of combat on your turn, if you control your commander, draw a card.

Talrand's Invocation

Create two 2/2 blue Drake creature tokens with flying.

Shimmerscale Drake

Flying
Cycling {2} ({2}, Discard this card: Draw a card.)

Eyekite

Flying
Eyekite gets +2/+0 as long as you've drawn two or more cards this turn.

Blink of an Eye

Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.)
Return target nonland permanent to its owner's hand. If this spell was kicked, draw a card.

Perplexing Test

Choose one —
• Return all creature tokens to their owners' hands.
• Return all nontoken creatures to their owners' hands.

Unctus, Grand Metatect

Other blue creatures you control have "Whenever this creature becomes tapped, draw a card, then discard a card."
Other artifact creatures you control get +1/+1.
{U/P}: Until end of turn, target creature you control becomes a blue artifact in addition to its other colors and types. Activate only as a sorcery. ({U/P} can be paid with either {U} or 2 life.)

Brainsurge

Draw four cards, then put two cards from your hand on top of your library in any order.

Pteramander

Flying
{7}{U}: Adapt 4. This ability costs {1} less to activate for each instant and sorcery card in your graveyard. (If this creature has no +1/+1 counters on it, put four +1/+1 counters on it.)

Lofty Denial

Counter target spell unless its controller pays {1}. If you control a creature with flying, counter that spell unless its controller pays {4} instead.

Flow of Knowledge

Draw a card for each Island you control, then discard two cards.

Aetherize

Return all attacking creatures to their owner's hand.

Winged Words

This spell costs {1} less to cast if you control a creature with flying.
Draw two cards.

Angler Drake

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

Resculpt

Exile target artifact or creature. Its controller creates a 4/4 blue and red Elemental creature token.