Svyelun of Sea and Sky (Commander) - Counterspells

Svyelun of Sea and Sky
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Background image for 21 Best Merfolk Cards for Commander
Chris Guest
Jul 9, 2025
Chris Guest
21 Best Merfolk Cards for Commander
As one of Magic's oldest creature types, there are no shortage of excellent Merfolk to brew with. Chris breaks down the best of the best in this list.
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Master of the Pearl Trident
86%inclusion12 decks14 decks
84%synergy
Merrow Reejerey
79%inclusion11 decks14 decks
77%synergy
Emperor Mihail II
71%inclusion10 decks14 decks
70%synergy
Deeproot Waters
71%inclusion10 decks14 decks
70%synergy
Kopala, Warden of Waves
71%inclusion10 decks14 decks
70%synergy
Merfolk Trickster
71%inclusion10 decks14 decks
70%synergy
Vodalian Hexcatcher
71%inclusion10 decks14 decks
70%synergy
Merfolk Sovereign
71%inclusion10 decks14 decks
70%synergy
Stonybrook Banneret
71%inclusion10 decks14 decks
68%synergy
Deeproot Pilgrimage
64%inclusion9 decks14 decks
63%synergy
Top Cards
Counterspell
86%inclusion12 decks14 decks
19%synergy
Mana Leak
64%inclusion9 decks14 decks
58%synergy
Wash Away
57%inclusion8 decks14 decks
52%synergy
Bident of Thassa
57%inclusion8 decks14 decks
45%synergy
Thieving Skydiver
57%inclusion8 decks14 decks
53%synergy
Seafloor Oracle
57%inclusion8 decks14 decks
56%synergy
Daze
50%inclusion7 decks14 decks
48%synergy
Lullmage Mentor
50%inclusion7 decks14 decks
48%synergy
Mist Dancer
50%inclusion7 decks14 decks
49%synergy
Lord of Atlantis
50%inclusion7 decks14 decks
49%synergy
Game Changers
Rhystic Study
29%inclusion4 decks14 decks
-5%synergy
Force of Will
29%inclusion4 decks14 decks
11%synergy
Narset, Parter of Veils
21%inclusion3 decks14 decks
10%synergy
Fierce Guardianship
21%inclusion3 decks14 decks
-2%synergy
Cyclonic Rift
21%inclusion3 decks14 decks
-13%synergy
Thassa's Oracle
14%inclusion2 decks14 decks
1%synergy
Chrome Mox
14%inclusion2 decks14 decks
5%synergy
The One Ring
7.1%inclusion1 decks14 decks
-5%synergy
Mox Diamond
7.1%inclusion1 decks14 decks
1%synergy
Mystical Tutor
7.1%inclusion1 decks14 decks
-16%synergy
Creatures
Mindspring Merfolk
67%inclusion2 decks3 decks
66%synergy
Tide Shaper
50%inclusion7 decks14 decks
49%synergy
Harbinger of the Seas
46%inclusion6 decks13 decks
37%synergy
True-Name Nemesis
43%inclusion6 decks14 decks
42%synergy
Tishana's Tidebinder
43%inclusion6 decks14 decks
38%synergy
River Sneak
43%inclusion6 decks14 decks
42%synergy
Tidal Warrior
43%inclusion6 decks14 decks
42%synergy
Harbinger of the Tides
43%inclusion6 decks14 decks
42%synergy
Cursecatcher
43%inclusion6 decks14 decks
41%synergy
Merrow Harbinger
36%inclusion5 decks14 decks
35%synergy
Coralhelm Commander
36%inclusion5 decks14 decks
35%synergy
Rishadan Dockhand
36%inclusion5 decks14 decks
35%synergy
Merfolk Looter
36%inclusion5 decks14 decks
33%synergy
Triton Shorestalker
36%inclusion5 decks14 decks
33%synergy
Silvergill Adept
36%inclusion5 decks14 decks
35%synergy
Summon: Leviathan
33%inclusion1 decks3 decks
32%synergy
Floodpits Drowner
29%inclusion2 decks7 decks
27%synergy
Deepchannel Mentor
29%inclusion4 decks14 decks
27%synergy
Thassa, God of the Sea
29%inclusion4 decks14 decks
25%synergy
Tempest Caller
29%inclusion4 decks14 decks
28%synergy
Cosi's Trickster
21%inclusion3 decks14 decks
21%synergy
Subtlety
21%inclusion3 decks14 decks
20%synergy
Tideshaper Mystic
21%inclusion3 decks14 decks
21%synergy
Seahunter
21%inclusion3 decks14 decks
21%synergy
Streambed Aquitects
21%inclusion3 decks14 decks
21%synergy
Mist-Cloaked Herald
21%inclusion3 decks14 decks
19%synergy
Mistcaller
21%inclusion3 decks14 decks
21%synergy
Faerie Mastermind
21%inclusion3 decks14 decks
7%synergy
Gray Harbor Merfolk
21%inclusion3 decks14 decks
21%synergy
Sea Scryer
21%inclusion3 decks14 decks
20%synergy
Wake Thrasher
21%inclusion3 decks14 decks
21%synergy
Kiora, the Rising Tide
17%inclusion1 decks6 decks
13%synergy
Drake Hatcher
17%inclusion1 decks6 decks
16%synergy
Master of Waves
14%inclusion2 decks14 decks
11%synergy
Metallic Mimic
14%inclusion2 decks14 decks
13%synergy
Snapcaster Mage
14%inclusion2 decks14 decks
7%synergy
Phyrexian Metamorph
14%inclusion2 decks14 decks
-5%synergy
Malcolm, Alluring Scoundrel
14%inclusion2 decks14 decks
10%synergy
Surgespanner
14%inclusion2 decks14 decks
14%synergy
Merfolk Wayfinder
14%inclusion2 decks14 decks
14%synergy
Sailors' Bane
14%inclusion2 decks14 decks
14%synergy
Dakra Mystic
14%inclusion2 decks14 decks
14%synergy
Waterspout Weavers
14%inclusion2 decks14 decks
14%synergy
Murktide Regent
14%inclusion2 decks14 decks
14%synergy
Alandra, Sky Dreamer
14%inclusion2 decks14 decks
7%synergy
Thada Adel, Acquisitor
14%inclusion2 decks14 decks
13%synergy
Horned Loch-Whale
14%inclusion2 decks14 decks
14%synergy
Tidal Courier
14%inclusion2 decks14 decks
14%synergy
Abhorrent Oculus
14%inclusion1 decks7 decks
14%synergy
Augur of Bolas
14%inclusion2 decks14 decks
13%synergy
Instants
Negate
43%inclusion6 decks14 decks
5%synergy
Brainstorm
36%inclusion5 decks14 decks
-6%synergy
Dispel
36%inclusion5 decks14 decks
26%synergy
Archmage's Charm
36%inclusion5 decks14 decks
19%synergy
Tale's End
36%inclusion5 decks14 decks
33%synergy
Spell Pierce
36%inclusion5 decks14 decks
27%synergy
High Tide
36%inclusion5 decks14 decks
-9%synergy
Flare of Denial
31%inclusion4 decks13 decks
24%synergy
Pongify
29%inclusion4 decks14 decks
-12%synergy
Mental Misstep
29%inclusion4 decks14 decks
22%synergy
Reality Shift
29%inclusion4 decks14 decks
1%synergy
Arcane Denial
29%inclusion4 decks14 decks
-8%synergy
Force of Negation
29%inclusion4 decks14 decks
13%synergy
Snap
29%inclusion4 decks14 decks
10%synergy
Misdirection
29%inclusion4 decks14 decks
23%synergy
Miscast
29%inclusion4 decks14 decks
25%synergy
Sink into Stupor
23%inclusion3 decks13 decks
1%synergy
Rapid Hybridization
21%inclusion3 decks14 decks
-13%synergy
Lose Focus
21%inclusion3 decks14 decks
20%synergy
An Offer You Can't Refuse
21%inclusion3 decks14 decks
-15%synergy
Spell Snare
21%inclusion3 decks14 decks
21%synergy
Stern Scolding
21%inclusion3 decks14 decks
21%synergy
Defabricate
21%inclusion3 decks14 decks
19%synergy
Mana Drain
21%inclusion3 decks14 decks
-6%synergy
Aetherize
21%inclusion3 decks14 decks
-8%synergy
Resculpt
21%inclusion3 decks14 decks
3%synergy
Force Spike
21%inclusion3 decks14 decks
21%synergy
Swan Song
21%inclusion3 decks14 decks
-5%synergy
Cryptic Command
21%inclusion3 decks14 decks
10%synergy
Change the Equation
21%inclusion3 decks14 decks
21%synergy
Memory Lapse
21%inclusion3 decks14 decks
19%synergy
Thassa's Rebuff
21%inclusion3 decks14 decks
20%synergy
Annul
21%inclusion3 decks14 decks
19%synergy
Narset's Reversal
21%inclusion3 decks14 decks
9%synergy
Remand
21%inclusion3 decks14 decks
19%synergy
Consign to Memory
18%inclusion2 decks11 decks
17%synergy
Brainsurge
15%inclusion2 decks13 decks
7%synergy
Muddle the Mixture
14%inclusion2 decks14 decks
-2%synergy
Whir of Invention
14%inclusion2 decks14 decks
1%synergy
Frantic Search
14%inclusion2 decks14 decks
-16%synergy
Dissolve
14%inclusion2 decks14 decks
11%synergy
Essence Scatter
14%inclusion2 decks14 decks
11%synergy
Dissipate
14%inclusion2 decks14 decks
12%synergy
Consider
14%inclusion2 decks14 decks
0%synergy
Divert
14%inclusion2 decks14 decks
14%synergy
Fading Hope
14%inclusion2 decks14 decks
13%synergy
Disrupt
14%inclusion2 decks14 decks
13%synergy
Foil
14%inclusion2 decks14 decks
8%synergy
Flusterstorm
14%inclusion2 decks14 decks
5%synergy
Miscalculation
14%inclusion2 decks14 decks
14%synergy
Sorceries
Aquitect's Will
43%inclusion6 decks14 decks
38%synergy
Gitaxian Probe
21%inclusion3 decks14 decks
10%synergy
Crashing Tide
21%inclusion3 decks14 decks
21%synergy
Lórien Revealed
21%inclusion3 decks14 decks
12%synergy
Preordain
21%inclusion3 decks14 decks
-3%synergy
Rite of Replication
21%inclusion3 decks14 decks
15%synergy
Ponder
14%inclusion2 decks14 decks
-15%synergy
Hard Evidence
14%inclusion2 decks14 decks
12%synergy
Flood of Tears
14%inclusion2 decks14 decks
11%synergy
Wash Out
14%inclusion2 decks14 decks
9%synergy
Curse of the Swine
14%inclusion2 decks14 decks
3%synergy
Distant Melody
14%inclusion2 decks14 decks
9%synergy
Ravenform
14%inclusion2 decks14 decks
5%synergy
Raise the Palisade
14%inclusion2 decks14 decks
11%synergy
Research the Deep
7.1%inclusion1 decks14 decks
7%synergy
Windfall
7.1%inclusion1 decks14 decks
-16%synergy
Blue Sun's Twilight
7.1%inclusion1 decks14 decks
4%synergy
Mind Spring
7.1%inclusion1 decks14 decks
6%synergy
Telemin Performance
7.1%inclusion1 decks14 decks
7%synergy
Treasure Cruise
7.1%inclusion1 decks14 decks
-4%synergy
Kefnet's Last Word
7.1%inclusion1 decks14 decks
7%synergy
Mass Manipulation
7.1%inclusion1 decks14 decks
5%synergy
Invoke the Winds
7.1%inclusion1 decks14 decks
5%synergy
Day's Undoing
7.1%inclusion1 decks14 decks
6%synergy
Personal Tutor
7.1%inclusion1 decks14 decks
3%synergy
Sleep
7.1%inclusion1 decks14 decks
6%synergy
Baral's Expertise
7.1%inclusion1 decks14 decks
5%synergy
Spectral Deluge
7.1%inclusion1 decks14 decks
-4%synergy
Secrets of the Golden City
7.1%inclusion1 decks14 decks
7%synergy
River's Rebuke
7.1%inclusion1 decks14 decks
4%synergy
Breakthrough
7.1%inclusion1 decks14 decks
7%synergy
Flow of Ideas
7.1%inclusion1 decks14 decks
3%synergy
Whelming Wave
7.1%inclusion1 decks14 decks
3%synergy
Entrancing Melody
7.1%inclusion1 decks14 decks
7%synergy
Utility Artifacts
Winter Moon
31%inclusion4 decks13 decks
26%synergy
Sapphire Medallion
21%inclusion3 decks14 decks
-36%synergy
Banner of Kinship
17%inclusion1 decks6 decks
14%synergy
Staff of the Mind Magus
14%inclusion2 decks14 decks
14%synergy
Icon of Ancestry
14%inclusion2 decks14 decks
14%synergy
Shadowspear
14%inclusion2 decks14 decks
13%synergy
Vanquisher's Banner
14%inclusion2 decks14 decks
13%synergy
Kefnet's Monument
14%inclusion2 decks14 decks
8%synergy
Swiftfoot Boots
14%inclusion2 decks14 decks
-14%synergy
Lightning Greaves
14%inclusion2 decks14 decks
-12%synergy
Vedalken Shackles
14%inclusion2 decks14 decks
12%synergy
Vexing Bauble
8.3%inclusion1 decks12 decks
7%synergy
Static Orb
7.1%inclusion1 decks14 decks
4%synergy
Quicksilver Fountain
7.1%inclusion1 decks14 decks
6%synergy
Umezawa's Jitte
7.1%inclusion1 decks14 decks
7%synergy
Winter Orb
7.1%inclusion1 decks14 decks
2%synergy
Wayfarer's Bauble
7.1%inclusion1 decks14 decks
-11%synergy
Brittle Effigy
7.1%inclusion1 decks14 decks
7%synergy
Veilstone Amulet
7.1%inclusion1 decks14 decks
7%synergy
Mantle of Tides
7.1%inclusion1 decks14 decks
7%synergy
Vedalken Orrery
7.1%inclusion1 decks14 decks
4%synergy
Trinisphere
7.1%inclusion1 decks14 decks
5%synergy
Stone of Erech
7.1%inclusion1 decks14 decks
6%synergy
Silent Gravestone
7.1%inclusion1 decks14 decks
7%synergy
Stoneforge Masterwork
7.1%inclusion1 decks14 decks
7%synergy
Torpor Orb
7.1%inclusion1 decks14 decks
5%synergy
Currency Converter
7.1%inclusion1 decks14 decks
7%synergy
Door of Destinies
7.1%inclusion1 decks14 decks
6%synergy
Winged Boots
7.1%inclusion1 decks14 decks
4%synergy
Urza's Incubator
7.1%inclusion1 decks14 decks
6%synergy
Herald's Horn
7.1%inclusion1 decks14 decks
5%synergy
Aether Vial
7.1%inclusion1 decks14 decks
7%synergy
Enchantments
Kindred Discovery
43%inclusion6 decks14 decks
36%synergy
Unable to Scream
43%inclusion3 decks7 decks
39%synergy
Mystic Remora
36%inclusion5 decks14 decks
8%synergy
Witness Protection
36%inclusion5 decks14 decks
30%synergy
Reflections of Littjara
36%inclusion5 decks14 decks
32%synergy
Merrow Commerce
29%inclusion4 decks14 decks
28%synergy
Eaten by Piranhas
29%inclusion4 decks14 decks
25%synergy
Spreading Seas
21%inclusion3 decks14 decks
20%synergy
Amphibian Downpour
17%inclusion2 decks12 decks
11%synergy
Back to Basics
14%inclusion2 decks14 decks
7%synergy
Curiosity
14%inclusion2 decks14 decks
11%synergy
Imprisoned in the Moon
14%inclusion2 decks14 decks
2%synergy
Wizard Class
14%inclusion2 decks14 decks
-3%synergy
Military Intelligence
14%inclusion2 decks14 decks
13%synergy
Fishliver Oil
14%inclusion2 decks14 decks
14%synergy
Treachery
14%inclusion2 decks14 decks
13%synergy
Aquatic Incursion
14%inclusion2 decks14 decks
14%synergy
Counterbalance
7.1%inclusion1 decks14 decks
3%synergy
Reconnaissance Mission
7.1%inclusion1 decks14 decks
0%synergy
Illusory Gains
7.1%inclusion1 decks14 decks
7%synergy
Teferi's Ageless Insight
7.1%inclusion1 decks14 decks
-10%synergy
Intruder Alarm
7.1%inclusion1 decks14 decks
4%synergy
Frogify
7.1%inclusion1 decks14 decks
6%synergy
Aqueous Form
7.1%inclusion1 decks14 decks
2%synergy
Lost in the Maze
7.1%inclusion1 decks14 decks
5%synergy
Douse
7.1%inclusion1 decks14 decks
7%synergy
Sunken Field
7.1%inclusion1 decks14 decks
7%synergy
Sigil of Sleep
7.1%inclusion1 decks14 decks
7%synergy
Followed Footsteps
7.1%inclusion1 decks14 decks
6%synergy
Thought Lash
7.1%inclusion1 decks14 decks
6%synergy
Coastal Piracy
7.1%inclusion1 decks14 decks
3%synergy
Bind the Monster
7.1%inclusion1 decks14 decks
7%synergy
One With the Wind
7.1%inclusion1 decks14 decks
7%synergy
Levitation
7.1%inclusion1 decks14 decks
7%synergy
Threads of Disloyalty
7.1%inclusion1 decks14 decks
7%synergy
Leyline of Anticipation
7.1%inclusion1 decks14 decks
-2%synergy
Tricks of the Trade
7.1%inclusion1 decks14 decks
7%synergy
Stasis
7.1%inclusion1 decks14 decks
6%synergy
Insight
7.1%inclusion1 decks14 decks
6%synergy
Call to the Kindred
7.1%inclusion1 decks14 decks
7%synergy
Control Magic
7.1%inclusion1 decks14 decks
5%synergy
Mind's Dilation
7.1%inclusion1 decks14 decks
6%synergy
Confiscate
7.1%inclusion1 decks14 decks
6%synergy
Arcane Laboratory
7.1%inclusion1 decks14 decks
6%synergy
Thassa's Ire
7.1%inclusion1 decks14 decks
7%synergy
Combat Research
7.1%inclusion1 decks14 decks
5%synergy
Planeswalkers
Jace, the Mind Sculptor
7.1%inclusion1 decks14 decks
4%synergy
Utility Lands
Mystic Sanctuary
50%inclusion7 decks14 decks
-1%synergy
Otawara, Soaring City
43%inclusion6 decks14 decks
17%synergy
Lonely Sandbar
36%inclusion5 decks14 decks
22%synergy
Hall of Storm Giants
21%inclusion3 decks14 decks
19%synergy
Rivendell
21%inclusion3 decks14 decks
10%synergy
Castle Vantress
21%inclusion3 decks14 decks
3%synergy
Seat of the Synod
14%inclusion2 decks14 decks
-4%synergy
Halimar Depths
14%inclusion2 decks14 decks
4%synergy
Urza's Saga
14%inclusion2 decks14 decks
-2%synergy
Desert of the Mindful
14%inclusion2 decks14 decks
11%synergy
Svyelunite Temple
14%inclusion2 decks14 decks
14%synergy
Mutavault
14%inclusion2 decks14 decks
13%synergy
Reliquary Tower
14%inclusion2 decks14 decks
-42%synergy
Fountainport
9.1%inclusion1 decks11 decks
7%synergy
Sunken Palace
9.1%inclusion1 decks11 decks
5%synergy
Witch's Clinic
7.1%inclusion1 decks14 decks
7%synergy
Wasteland
7.1%inclusion1 decks14 decks
6%synergy
Minamo, School at Water's Edge
7.1%inclusion1 decks14 decks
-5%synergy
Remote Isle
7.1%inclusion1 decks14 decks
2%synergy
Maze of Ith
7.1%inclusion1 decks14 decks
2%synergy
Coral Atoll
7.1%inclusion1 decks14 decks
3%synergy
Riptide Laboratory
7.1%inclusion1 decks14 decks
-3%synergy
Tolaria West
7.1%inclusion1 decks14 decks
1%synergy
Blighted Cataract
7.1%inclusion1 decks14 decks
6%synergy
Mishra's Factory
7.1%inclusion1 decks14 decks
6%synergy
War Room
7.1%inclusion1 decks14 decks
-9%synergy
Skyline Cascade
7.1%inclusion1 decks14 decks
6%synergy
Hidden Cataract
7.1%inclusion1 decks14 decks
5%synergy
Cephalid Coliseum
7.1%inclusion1 decks14 decks
-2%synergy
Rogue's Passage
7.1%inclusion1 decks14 decks
-8%synergy
Field of Ruin
7.1%inclusion1 decks14 decks
5%synergy
Mana Artifacts
Sol Ring
64%inclusion9 decks14 decks
-21%synergy
Arcane Signet
43%inclusion6 decks14 decks
-22%synergy
Sky Diamond
21%inclusion3 decks14 decks
-2%synergy
Heraldic Banner
21%inclusion3 decks14 decks
16%synergy
Jeweled Lotus
14%inclusion2 decks14 decks
11%synergy
Thought Vessel
14%inclusion2 decks14 decks
-37%synergy
Mind Stone
14%inclusion2 decks14 decks
-22%synergy
Patchwork Banner
9.1%inclusion1 decks11 decks
6%synergy
Mana Crypt
7.1%inclusion1 decks14 decks
4%synergy
Lotus Petal
7.1%inclusion1 decks14 decks
-5%synergy
Mox Amber
7.1%inclusion1 decks14 decks
0%synergy
Fellwar Stone
7.1%inclusion1 decks14 decks
-13%synergy
Springleaf Drum
7.1%inclusion1 decks14 decks
4%synergy
Midnight Clock
7.1%inclusion1 decks14 decks
-13%synergy
Mox Opal
7.1%inclusion1 decks14 decks
-3%synergy
Lands
Island
93%inclusion13 decks14 decks
-1%synergy
Misty Rainforest
36%inclusion5 decks14 decks
28%synergy
Scalding Tarn
29%inclusion4 decks14 decks
21%synergy
Polluted Delta
29%inclusion4 decks14 decks
20%synergy
Flooded Strand
29%inclusion4 decks14 decks
20%synergy
Sink into Stupor
23%inclusion3 decks13 decks
1%synergy
Cavern of Souls
21%inclusion3 decks14 decks
17%synergy
Terramorphic Expanse
14%inclusion2 decks14 decks
11%synergy
Myriad Landscape
14%inclusion2 decks14 decks
-12%synergy
Demolition Field
14%inclusion2 decks14 decks
9%synergy
Jwari Disruption
14%inclusion2 decks14 decks
10%synergy
Evolving Wilds
14%inclusion2 decks14 decks
10%synergy
Beyeen Veil
14%inclusion2 decks14 decks
13%synergy
Prismatic Vista
7.1%inclusion1 decks14 decks
3%synergy
Fabled Passage
7.1%inclusion1 decks14 decks
4%synergy
Snow-Covered Island
7.1%inclusion1 decks14 decks
-1%synergy
Umara Wizard
7.1%inclusion1 decks14 decks
7%synergy
Grixis Panorama
7.1%inclusion1 decks14 decks
7%synergy
Secluded Courtyard
7.1%inclusion1 decks14 decks
7%synergy
Path of Ancestry
7.1%inclusion1 decks14 decks
3%synergy
Gemstone Caverns
7.1%inclusion1 decks14 decks
1%synergy
Glasspool Mimic
7.1%inclusion1 decks14 decks
1%synergy
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