Weatherlight

Instant

As an additional cost to cast this spell, sacrifice a blue permanent.
Counter target spell.

Abjure

Streets of New Capenna

Treasure

Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

An Offer You Can't Refuse

Aetherdrift Commander

Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep.
You draw a card at the beginning of the next turn's upkeep.

Arcane Denial

The Lost Caverns of Ixalan Commander

Artifact

{T}: Add one mana of any color in your commander's color identity.

Arcane Signet

Creature — Merfolk Wizard Mutant

{1}{U}: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.)
Whenever one or more +1/+1 counters are put on this creature, draw a card, then discard a card.

Benthic Biomancer

Modern Horizons 3 Commander

Legendary Enchantment Artifact

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.

Bident of Thassa

Enchantment

If one or more +1/+1 counters would be put on a creature you control, twice that many +1/+1 counters are put on that creature instead.

Branching Evolution

Dragon's Maze

Whenever a creature you control with a +1/+1 counter on it deals combat damage to a player, you may draw a card.

Bred for the Hunt

Creature — Merfolk Rogue

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)
Whenever this creature deals combat damage to a player, you may draw that many cards.

Cold-Eyed Selkie

Tower Winder

Land

Command Tower

Duskmourn: House of Horror Commander

Counterspell

March of the Machine Commander

Sorcery

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Cultivate

Masters 25

Creature — Merfolk Wizard

Sacrifice this creature: Counter target instant or sorcery spell unless its controller pays {1}.

Cursecatcher

Creature — Merfolk Warrior

Whenever another Merfolk you control enters, put a +1/+1 counter on target Merfolk you control.

Deeproot Elite

The Lost Caverns of Ixalan

Merfolk

Whenever one or more nontoken Merfolk you control become tapped, create a 1/1 blue Merfolk creature token with hexproof.

Deeproot Pilgrimage

Whenever you cast a Merfolk spell, create a 1/1 blue Merfolk creature token with hexproof. (A creature with hexproof can't be the target of spells or abilities your opponents control.)

Deeproot Waters

Legendary Creature — Merfolk Noble

You may look at the top card of your library any time.
You may cast Merfolk spells from the top of your library.
Whenever you cast a Merfolk spell, you may pay {1}. If you do, create a 1/1 blue Merfolk creature token.

Emperor Mihail II

Conspiracy

You may play an additional land on each of your turns.

Exploration

Modern Horizons 3 Promos

You may sacrifice a nontoken blue creature rather than pay this spell's mana cost.
Counter target spell.

Flare of Denial

Edge of Eternities

Gilt-Leaf Alchemist

Basic Land — Forest

Forest

Modern Horizons 3

Harbinger of the Seas

If one or more +1/+1 counters would be put on a creature you control, that many plus one +1/+1 counters are put on it instead.

Hardened Scales

Creatures you control with +1/+1 counters on them can't be blocked.

Herald of Secret Streams

This land enters tapped unless you control a Forest or an Island.
{T}: Add {G} or {U}.

Hinterland Harbor

Draw a card for each creature you control with a +1/+1 counter on it. Those creatures gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Inspiring Call

Basic Land — Island

Island

As this enchantment enters, choose a creature type.
Whenever a creature you control of the chosen type enters or attacks, draw a card.

Kindred Discovery

Creature — Merfolk

Kiora's Follower

Sorcery — Arcane

Kodama's Reach

Legendary Creature — Merfolk Wizard

Spells your opponents cast that target a Merfolk you control cost {2} more to cast.
Abilities your opponents activate that target a Merfolk you control cost {2} more to activate.

Kopala, Warden of Waves

Special Guests

Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

Lord of Atlantis

Other Merfolk creatures you control get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

Master of the Pearl Trident

Creature — Merfolk Shaman

Merfolk Mistbinder

Creature — Merfolk Noble

Other Merfolk creatures you control get +1/+1.
{T}: Target Merfolk creature can't be blocked this turn.

Merfolk Sovereign

Creature — Merfolk Soldier

Other Merfolk creatures you control get +1/+1.
Whenever you cast a Merfolk spell, you may tap or untap target permanent.

Merrow Reejerey

Copy

Flying
Other Merfolk you control get +1/+0 and have flying.
Encore {5}{U}{U} ({5}{U}{U}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Mist Dancer

Rivals of Ixalan

Mist-Cloaked Herald

Starter Commander Decks

Negate

Legendary Creature — Merfolk Scout

Whenever a creature you control explores a land card, you may put a land card from your hand onto the battlefield tapped.
Whenever a creature you control explores a nonland card, put a +1/+1 counter on Nicanzil.

Nicanzil, Current Conductor

Until end of turn, creatures you control gain trample and get +X/+X, where X is the greatest power among creatures you control.

Overwhelming Stampede

This land enters tapped.
{T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Path of Ancestry

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Rampant Growth

Edge of Eternities Commander

Proliferate, then choose any number of permanents you control that had a counter put on them this way. Those permanents phase out. (To proliferate, choose any number of permanents and/or players, then give each another counter of each kind already there. Treat phased-out permanents and anything attached to them as though they don't exist until their controller's next turn.)

Ripples of Potential

The Lost Caverns of Ixalan Promos

Artifact Creature — Golem

Ward {2}
As this creature enters, choose a creature type.
This creature is the chosen type in addition to its other types.
If a triggered ability of another creature you control of the chosen type triggers, it triggers an additional time.

Roaming Throne

Mercadian Masques

Whenever this creature becomes blocked, you may draw three cards.

Saprazzan Heir

Whenever a Merfolk you control deals combat damage to a player, draw a card.

Seafloor Oracle

As this land enters, choose a creature type.
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type or activate an ability of a creature source of the chosen type.

Secluded Courtyard

Flash
When this creature enters, put a shield counter on another target creature you control. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)
You may cast Merfolk spells as though they had flash.

Singer of Swift Rivers

Sol Ring

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)
Merfolk spells and Wizard spells you cast cost {1} less to cast.

Stonybrook Banneret

Khans of Tarkir

Counter target noncreature spell unless its controller pays {1}.
Ferocious — If you control a creature with power 4 or greater, counter that spell instead.

Stubborn Denial

Whenever this creature becomes tapped, you may pay {1}{U}. If you do, return target permanent to its owner's hand.

Surgespanner

Legendary Creature — Merfolk God

Svyelun has indestructible as long as you control at least two other Merfolk.
Whenever Svyelun attacks, draw a card.
Other Merfolk you control have ward {1}. (Whenever another Merfolk you control becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.)

Svyelun of Sea and Sky

Commander 2016

Bird

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

Swan Song

Worldwake

Legendary Creature — Merfolk Rogue

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)
Whenever Thada Adel deals combat damage to a player, search that player's library for an artifact card and exile it. Then that player shuffles. Until end of turn, you may play that card.

Thada Adel, Acquisitor

Throne of Eldraine Promos

Legendary Artifact

This spell costs {X} less to cast, where X is the greatest power among creatures you control.
{T}: Add {G}{G}. You gain 2 life.
Whenever a nontoken creature you control enters, put a +1/+1 counter on it and draw a card.

The Great Henge

Modern Horizons 2

Kicker {1} (You may pay an additional {1} as you cast this spell.)
When this creature enters, if it was kicked, target land becomes an Island for as long as this creature remains on the battlefield.
This creature gets +1/+1 as long as an opponent controls an Island.

Tide Shaper

Legendary Creature — Merfolk Shaman

Tishana's power and toughness are each equal to the number of cards in your hand.
You have no maximum hand size.
When Tishana enters, draw a card for each creature you control.

Tishana, Voice of Thunder

Flash
When this creature enters, counter up to one target activated or triggered ability. If an ability of an artifact, creature, or planeswalker is countered this way, that permanent loses all abilities for as long as this creature remains on the battlefield. (Mana abilities can't be targeted.)

Tishana's Tidebinder

Creature — Merfolk Scout

When this creature enters, create a Map token. (It's an artifact with "{1}, {T}, Sacrifice this token: Target creature you control explores. Activate only as a sorcery.")
If a creature you control would explore, instead it explores, then it explores again.

Topography Tracker

Jumpstart 2022

Triton Shorestalker

The List

Poison Counter

Until end of turn, creatures you control get +1/+1 and gain trample and infect. (Creatures with infect deal damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Triumph of the Hordes

Commander 2013

As this creature enters, choose a player.
This creature has protection from the chosen player.

True-Name Nemesis

As this land enters, choose a creature type.
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type.

Unclaimed Territory

As this land enters, you may reveal a Forest or Island card from your hand. If you don't, this land enters tapped.
{T}: Add {G} or {U}.

Vineglimmer Snarl

Dominaria United

Flash
Other Merfolk you control get +1/+1.
Sacrifice a Merfolk: Counter target noncreature spell unless its controller pays {1}.

Vodalian Hexcatcher

Return each creature without a +1/+1 counter on it to its owner's hand.

Wave Goodbye

Ixalan

Creature — Elemental

Whenever a creature you control explores, put a +1/+1 counter on this creature and you gain 3 life.

Wildgrowth Walker

When Zegana enters, if you control another creature with a +1/+1 counter on it, draw a card.
{4}{G}{U}: Adapt 4. (If this creature has no +1/+1 counters on it, put four +1/+1 counters on it.)
Each creature you control with a +1/+1 counter on it has trample.

Zegana, Utopian Speaker

At the beginning of combat on your turn, each Merfolk creature you control explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on the exploring creature, then put the card back or put it into your graveyard.)
Whenever Hakbal attacks, you may put a land card from your hand onto the battlefield. If you don't, draw a card.

Type	%	#
Blue	71%	63
Green	29%	26
*Inner Circle

Type	%	#
White	9%	6
Blue	34%	24
Black	9%	6
Red	9%	6
Green	36%	25
Colorless	4%	3
*Outer Circle

Deck History