Svyelun of Sea and Sky (Commander) - Core Merfolk

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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Seafloor Oracle
75%inclusion6 decks8 decks
74%synergy
Vodalian Hexcatcher
75%inclusion6 decks8 decks
73%synergy
Deeproot Pilgrimage
75%inclusion6 decks8 decks
73%synergy
Emperor Mihail II
63%inclusion5 decks8 decks
62%synergy
Mist Dancer
63%inclusion5 decks8 decks
62%synergy
Deeproot Waters
63%inclusion5 decks8 decks
61%synergy
Kopala, Warden of Waves
63%inclusion5 decks8 decks
61%synergy
Merrow Reejerey
63%inclusion5 decks8 decks
61%synergy
Merfolk Sovereign
63%inclusion5 decks8 decks
61%synergy
Master of the Pearl Trident
63%inclusion5 decks8 decks
61%synergy
Top Cards
Counterspell
75%inclusion6 decks8 decks
8%synergy
High Tide
75%inclusion6 decks8 decks
31%synergy
Stonybrook Banneret
63%inclusion5 decks8 decks
59%synergy
Bident of Thassa
63%inclusion5 decks8 decks
51%synergy
Kindred Discovery
50%inclusion4 decks8 decks
43%synergy
Coralhelm Commander
50%inclusion4 decks8 decks
49%synergy
Reconnaissance Mission
50%inclusion4 decks8 decks
43%synergy
Rishadan Dockhand
50%inclusion4 decks8 decks
49%synergy
Merfolk Looter
50%inclusion4 decks8 decks
48%synergy
Triton Shorestalker
50%inclusion4 decks8 decks
47%synergy
Creatures
Tidal Warrior
50%inclusion4 decks8 decks
49%synergy
Harbinger of the Tides
50%inclusion4 decks8 decks
49%synergy
Lord of Atlantis
50%inclusion4 decks8 decks
49%synergy
Tide Shaper
50%inclusion4 decks8 decks
49%synergy
Library Larcenist
50%inclusion4 decks8 decks
49%synergy
Thieving Skydiver
50%inclusion4 decks8 decks
46%synergy
True-Name Nemesis
38%inclusion3 decks8 decks
37%synergy
Deepchannel Mentor
38%inclusion3 decks8 decks
36%synergy
River Sneak
38%inclusion3 decks8 decks
37%synergy
Mist-Cloaked Herald
38%inclusion3 decks8 decks
35%synergy
Merfolk Windrobber
38%inclusion3 decks8 decks
37%synergy
Gray Harbor Merfolk
38%inclusion3 decks8 decks
37%synergy
Wake Thrasher
38%inclusion3 decks8 decks
37%synergy
River Herald Scout
25%inclusion2 decks8 decks
25%synergy
Merrow Harbinger
25%inclusion2 decks8 decks
24%synergy
Master of Waves
25%inclusion2 decks8 decks
21%synergy
Towering-Wave Mystic
25%inclusion2 decks8 decks
25%synergy
Stormtide Leviathan
25%inclusion2 decks8 decks
18%synergy
Mindspring Merfolk
25%inclusion2 decks8 decks
24%synergy
Cosi's Trickster
25%inclusion2 decks8 decks
24%synergy
Tideshaper Mystic
25%inclusion2 decks8 decks
25%synergy
Nyxborn Seaguard
25%inclusion2 decks8 decks
25%synergy
Reef Shaman
25%inclusion2 decks8 decks
25%synergy
Kiora, the Rising Tide
25%inclusion2 decks8 decks
22%synergy
Streambed Aquitects
25%inclusion2 decks8 decks
24%synergy
Scroll Thief
25%inclusion2 decks8 decks
24%synergy
Dakra Mystic
25%inclusion2 decks8 decks
24%synergy
Forensic Researcher
25%inclusion2 decks8 decks
24%synergy
Triton Waverider
25%inclusion2 decks8 decks
25%synergy
Harbinger of the Seas
25%inclusion2 decks8 decks
16%synergy
Sage of the Falls
25%inclusion2 decks8 decks
25%synergy
Mistway Spy
25%inclusion2 decks8 decks
25%synergy
Vodalian Mage
25%inclusion2 decks8 decks
25%synergy
Cursecatcher
25%inclusion2 decks8 decks
23%synergy
Tempest Caller
25%inclusion2 decks8 decks
24%synergy
Enclave Cryptologist
25%inclusion2 decks8 decks
24%synergy
Silvergill Adept
25%inclusion2 decks8 decks
24%synergy
Triton Wavebreaker
25%inclusion2 decks8 decks
25%synergy
Seafloor Stalker
25%inclusion2 decks8 decks
25%synergy
Sure-Footed Infiltrator
25%inclusion2 decks8 decks
25%synergy
Shaper Apprentice
25%inclusion2 decks8 decks
25%synergy
Watertrap Weaver
25%inclusion2 decks8 decks
25%synergy
Sea Scryer
25%inclusion2 decks8 decks
24%synergy
Merfolk Trickster
25%inclusion2 decks8 decks
24%synergy
Callaphe, Beloved of the Sea
25%inclusion2 decks8 decks
24%synergy
Summon: Leviathan
20%inclusion1 decks5 decks
18%synergy
Eluge, the Shoreless Sea
13%inclusion1 decks8 decks
4%synergy
Coral Commando
13%inclusion1 decks8 decks
12%synergy
Saltwater Stalwart
13%inclusion1 decks8 decks
12%synergy
Merfolk Coralsmith
13%inclusion1 decks8 decks
12%synergy
Instants
Pongify
38%inclusion3 decks8 decks
-3%synergy
Cancel
38%inclusion3 decks8 decks
32%synergy
Flow of Knowledge
38%inclusion3 decks8 decks
21%synergy
Rapid Hybridization
25%inclusion2 decks8 decks
-9%synergy
Negate
25%inclusion2 decks8 decks
-13%synergy
Essence Scatter
25%inclusion2 decks8 decks
21%synergy
Resculpt
25%inclusion2 decks8 decks
6%synergy
Engulf the Shore
25%inclusion2 decks8 decks
17%synergy
Thassa's Rebuff
25%inclusion2 decks8 decks
24%synergy
Mana Leak
25%inclusion2 decks8 decks
18%synergy
Spell Pierce
25%inclusion2 decks8 decks
17%synergy
Abjure
25%inclusion2 decks8 decks
21%synergy
Riverwalk Technique
20%inclusion1 decks5 decks
20%synergy
Muddle the Mixture
13%inclusion1 decks8 decks
-3%synergy
Vanish from Sight
13%inclusion1 decks8 decks
12%synergy
Voyage's End
13%inclusion1 decks8 decks
12%synergy
Discover the Impossible
13%inclusion1 decks8 decks
12%synergy
Thirst for Discovery
13%inclusion1 decks8 decks
6%synergy
Erratic Mutation
13%inclusion1 decks8 decks
12%synergy
Refute
13%inclusion1 decks8 decks
7%synergy
Run Away Together
13%inclusion1 decks8 decks
9%synergy
Suit Up
13%inclusion1 decks8 decks
12%synergy
Dive Down
13%inclusion1 decks8 decks
9%synergy
Galestrike
13%inclusion1 decks8 decks
12%synergy
Bone to Ash
13%inclusion1 decks8 decks
12%synergy
Familiar's Ruse
13%inclusion1 decks8 decks
11%synergy
Flare of Denial
13%inclusion1 decks8 decks
6%synergy
Aetherspouts
13%inclusion1 decks8 decks
5%synergy
Brackish Blunder
13%inclusion1 decks8 decks
12%synergy
Twist Reality
13%inclusion1 decks8 decks
12%synergy
Sublime Epiphany
13%inclusion1 decks8 decks
6%synergy
Case the Joint
13%inclusion1 decks8 decks
12%synergy
Polymorphist's Jest
13%inclusion1 decks8 decks
11%synergy
Crypsis
13%inclusion1 decks8 decks
12%synergy
Reality Shift
13%inclusion1 decks8 decks
-15%synergy
Thirst for Meaning
13%inclusion1 decks8 decks
12%synergy
Chilling Trap
13%inclusion1 decks8 decks
12%synergy
Aetherize
13%inclusion1 decks8 decks
-16%synergy
Strix Serenade
13%inclusion1 decks8 decks
3%synergy
Rain of Revelation
13%inclusion1 decks8 decks
12%synergy
Foil
13%inclusion1 decks8 decks
7%synergy
Filter Out
13%inclusion1 decks8 decks
8%synergy
Into the Flood Maw
13%inclusion1 decks8 decks
6%synergy
Saw It Coming
13%inclusion1 decks8 decks
9%synergy
Jwari Disruption
13%inclusion1 decks8 decks
8%synergy
Rebound
13%inclusion1 decks8 decks
12%synergy
Wash Away
13%inclusion1 decks8 decks
8%synergy
Anticipate
13%inclusion1 decks8 decks
10%synergy
Arcane Denial
13%inclusion1 decks8 decks
-24%synergy
Pull from Tomorrow
13%inclusion1 decks8 decks
3%synergy
Sorceries
Crashing Tide
38%inclusion3 decks8 decks
37%synergy
Distant Melody
38%inclusion3 decks8 decks
32%synergy
Aquitect's Will
38%inclusion3 decks8 decks
32%synergy
Inundate
25%inclusion2 decks8 decks
23%synergy
Curse of the Swine
25%inclusion2 decks8 decks
13%synergy
Amass the Components
13%inclusion1 decks8 decks
12%synergy
Replication Technique
13%inclusion1 decks8 decks
11%synergy
Consuming Tide
13%inclusion1 decks8 decks
9%synergy
Sakashima's Will
13%inclusion1 decks8 decks
11%synergy
Candlekeep Inspiration
13%inclusion1 decks8 decks
11%synergy
Tamiyo's Epiphany
13%inclusion1 decks8 decks
12%synergy
Lórien Revealed
13%inclusion1 decks8 decks
3%synergy
Invoke the Winds
13%inclusion1 decks8 decks
11%synergy
Rooftop Nuisance
13%inclusion1 decks8 decks
12%synergy
Callous Dismissal
13%inclusion1 decks8 decks
12%synergy
Braingeyser
13%inclusion1 decks8 decks
12%synergy
Grasping Current
13%inclusion1 decks8 decks
12%synergy
Hidden Strings
13%inclusion1 decks8 decks
9%synergy
Field Research
13%inclusion1 decks8 decks
12%synergy
Spectral Deluge
13%inclusion1 decks8 decks
2%synergy
Silent Departure
13%inclusion1 decks8 decks
12%synergy
River's Rebuke
13%inclusion1 decks8 decks
9%synergy
Ravenform
13%inclusion1 decks8 decks
3%synergy
Ingenious Mastery
13%inclusion1 decks8 decks
12%synergy
Raise the Palisade
13%inclusion1 decks8 decks
9%synergy
Witness the Future
13%inclusion1 decks8 decks
12%synergy
Utility Artifacts
Vanquisher's Banner
50%inclusion4 decks8 decks
49%synergy
Kefnet's Monument
25%inclusion2 decks8 decks
19%synergy
Lightning Greaves
25%inclusion2 decks8 decks
-1%synergy
Sapphire Medallion
25%inclusion2 decks8 decks
-33%synergy
Quicksilver Fountain
13%inclusion1 decks8 decks
11%synergy
The Temporal Anchor
13%inclusion1 decks8 decks
12%synergy
The Indomitable
13%inclusion1 decks8 decks
10%synergy
Icon of Ancestry
13%inclusion1 decks8 decks
12%synergy
Stoneforge Masterwork
13%inclusion1 decks8 decks
12%synergy
Cursed Windbreaker
13%inclusion1 decks8 decks
12%synergy
Banner of Kinship
13%inclusion1 decks8 decks
10%synergy
Sword of Hearth and Home
13%inclusion1 decks8 decks
11%synergy
Door of Destinies
13%inclusion1 decks8 decks
12%synergy
Feldon's Cane
13%inclusion1 decks8 decks
12%synergy
Winged Boots
13%inclusion1 decks8 decks
9%synergy
Sigil of Valor
13%inclusion1 decks8 decks
12%synergy
Herald's Horn
13%inclusion1 decks8 decks
11%synergy
Sword of Forge and Frontier
13%inclusion1 decks8 decks
12%synergy
Swiftfoot Boots
13%inclusion1 decks8 decks
-16%synergy
Neurok Stealthsuit
13%inclusion1 decks8 decks
11%synergy
Sword of the Animist
13%inclusion1 decks8 decks
7%synergy
Dowsing Dagger
13%inclusion1 decks8 decks
11%synergy
Magnifying Glass
13%inclusion1 decks8 decks
12%synergy
Enchantments
Wizard Class
38%inclusion3 decks8 decks
21%synergy
Coastal Piracy
38%inclusion3 decks8 decks
33%synergy
Aquatic Incursion
38%inclusion3 decks8 decks
37%synergy
Aqueous Form
25%inclusion2 decks8 decks
20%synergy
Omen of the Sea
25%inclusion2 decks8 decks
24%synergy
Merrow Commerce
25%inclusion2 decks8 decks
24%synergy
Eaten by Piranhas
25%inclusion2 decks8 decks
22%synergy
Reflections of Littjara
25%inclusion2 decks8 decks
22%synergy
Cloak of Mists
13%inclusion1 decks8 decks
12%synergy
Well of Ideas
13%inclusion1 decks8 decks
11%synergy
Curiosity
13%inclusion1 decks8 decks
10%synergy
Behold the Unspeakable
13%inclusion1 decks8 decks
12%synergy
Military Intelligence
13%inclusion1 decks8 decks
11%synergy
Eel Umbra
13%inclusion1 decks8 decks
11%synergy
Traveler's Cloak
13%inclusion1 decks8 decks
12%synergy
Sword Coast Sailor
13%inclusion1 decks8 decks
11%synergy
Fishliver Oil
13%inclusion1 decks8 decks
12%synergy
Ichthyomorphosis
13%inclusion1 decks8 decks
12%synergy
Mystic Remora
13%inclusion1 decks8 decks
-15%synergy
Levitation
13%inclusion1 decks8 decks
12%synergy
Witness Protection
13%inclusion1 decks8 decks
7%synergy
Spreading Seas
13%inclusion1 decks8 decks
11%synergy
Lingering Mirage
13%inclusion1 decks8 decks
12%synergy
Iceberg
13%inclusion1 decks8 decks
12%synergy
Confiscate
13%inclusion1 decks8 decks
12%synergy
Fall from Favor
13%inclusion1 decks8 decks
12%synergy
Stratus Walk
13%inclusion1 decks8 decks
12%synergy
Diplomatic Immunity
13%inclusion1 decks8 decks
12%synergy
Lilting Refrain
13%inclusion1 decks8 decks
12%synergy
Pendrell Flux
13%inclusion1 decks8 decks
12%synergy
Planeswalkers
Jace, Ingenious Mind-Mage
13%inclusion1 decks8 decks
12%synergy
Utility Lands
Lonely Sandbar
38%inclusion3 decks8 decks
23%synergy
Remote Isle
25%inclusion2 decks8 decks
20%synergy
Halimar Depths
25%inclusion2 decks8 decks
15%synergy
Scavenger Grounds
25%inclusion2 decks8 decks
18%synergy
War Room
25%inclusion2 decks8 decks
9%synergy
Nykthos, Shrine to Nyx
25%inclusion2 decks8 decks
9%synergy
Reliquary Tower
25%inclusion2 decks8 decks
-31%synergy
Three Tree City
25%inclusion2 decks8 decks
21%synergy
Mistrise Village
17%inclusion1 decks6 decks
7%synergy
Lotus Field
13%inclusion1 decks8 decks
12%synergy
Mystic Sanctuary
13%inclusion1 decks8 decks
-38%synergy
Isolated Watchtower
13%inclusion1 decks8 decks
12%synergy
Blast Zone
13%inclusion1 decks8 decks
10%synergy
Tolaria West
13%inclusion1 decks8 decks
7%synergy
Desert of the Mindful
13%inclusion1 decks8 decks
9%synergy
Svyelunite Temple
13%inclusion1 decks8 decks
12%synergy
Command Beacon
13%inclusion1 decks8 decks
8%synergy
Hidden Cataract
13%inclusion1 decks8 decks
11%synergy
Temple of the False God
13%inclusion1 decks8 decks
2%synergy
Otawara, Soaring City
13%inclusion1 decks8 decks
-13%synergy
Saprazzan Cove
13%inclusion1 decks8 decks
12%synergy
Mana Artifacts
Sol Ring
50%inclusion4 decks8 decks
-35%synergy
Arcane Signet
38%inclusion3 decks8 decks
-28%synergy
Patchwork Banner
38%inclusion3 decks8 decks
34%synergy
Heraldic Banner
25%inclusion2 decks8 decks
19%synergy
Mind Stone
25%inclusion2 decks8 decks
-11%synergy
Commander's Sphere
13%inclusion1 decks8 decks
3%synergy
Sky Diamond
13%inclusion1 decks8 decks
-11%synergy
Orazca Relic
13%inclusion1 decks8 decks
12%synergy
Spectral Searchlight
13%inclusion1 decks8 decks
12%synergy
Throne of Eldraine
13%inclusion1 decks8 decks
3%synergy
Progenitor's Icon
13%inclusion1 decks8 decks
12%synergy
Powerstone Shard
13%inclusion1 decks8 decks
12%synergy
Fellwar Stone
13%inclusion1 decks8 decks
-7%synergy
Thought Vessel
13%inclusion1 decks8 decks
-39%synergy
Nyx Lotus
13%inclusion1 decks8 decks
8%synergy
Extraplanar Lens
13%inclusion1 decks8 decks
5%synergy
Lands
Island
100%inclusion8 decks8 decks
7%synergy
Demolition Field
25%inclusion2 decks8 decks
20%synergy
Path of Ancestry
25%inclusion2 decks8 decks
21%synergy
Command Tower
13%inclusion1 decks8 decks
8%synergy
Horizon of Progress
13%inclusion1 decks8 decks
11%synergy
Umara Wizard
13%inclusion1 decks8 decks
12%synergy
Talon Gates of Madara
13%inclusion1 decks8 decks
9%synergy
Jwari Disruption
13%inclusion1 decks8 decks
8%synergy
Plaza of Heroes
13%inclusion1 decks8 decks
12%synergy
Sink into Stupor
13%inclusion1 decks8 decks
-9%synergy
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