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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Emperor Mihail II
100%inclusion4 decks4 decks
99%synergy
Deeproot Waters
100%inclusion4 decks4 decks
99%synergy
Seafloor Oracle
100%inclusion4 decks4 decks
99%synergy
Kopala, Warden of Waves
100%inclusion4 decks4 decks
99%synergy
Deeproot Pilgrimage
100%inclusion4 decks4 decks
99%synergy
Vodalian Hexcatcher
100%inclusion4 decks4 decks
98%synergy
Merfolk Sovereign
100%inclusion4 decks4 decks
98%synergy
Stonybrook Banneret
100%inclusion4 decks4 decks
96%synergy
Creatures
Coralhelm Commander
75%inclusion3 decks4 decks
74%synergy
Merrow Reejerey
75%inclusion3 decks4 decks
73%synergy
Master of the Pearl Trident
75%inclusion3 decks4 decks
73%synergy
Merfolk Windrobber
75%inclusion3 decks4 decks
74%synergy
Mist Dancer
75%inclusion3 decks4 decks
74%synergy
Lord of Atlantis
75%inclusion3 decks4 decks
74%synergy
Thieving Skydiver
75%inclusion3 decks4 decks
71%synergy
Merrow Harbinger
50%inclusion2 decks4 decks
49%synergy
Master of Waves
50%inclusion2 decks4 decks
46%synergy
True-Name Nemesis
50%inclusion2 decks4 decks
49%synergy
Mindspring Merfolk
50%inclusion2 decks4 decks
49%synergy
Rishadan Dockhand
50%inclusion2 decks4 decks
49%synergy
Merfolk Looter
50%inclusion2 decks4 decks
48%synergy
Triton Shorestalker
50%inclusion2 decks4 decks
48%synergy
Mist-Cloaked Herald
50%inclusion2 decks4 decks
48%synergy
Forensic Researcher
50%inclusion2 decks4 decks
49%synergy
Tidal Warrior
50%inclusion2 decks4 decks
49%synergy
Harbinger of the Tides
50%inclusion2 decks4 decks
49%synergy
Cursecatcher
50%inclusion2 decks4 decks
48%synergy
Tide Shaper
50%inclusion2 decks4 decks
49%synergy
Library Larcenist
50%inclusion2 decks4 decks
49%synergy
Saltwater Stalwart
25%inclusion1 decks4 decks
25%synergy
Cascade Seer
25%inclusion1 decks4 decks
25%synergy
Towering-Wave Mystic
25%inclusion1 decks4 decks
25%synergy
Metallic Mimic
25%inclusion1 decks4 decks
24%synergy
Soothsayer Adept
25%inclusion1 decks4 decks
25%synergy
Tishana's Tidebinder
25%inclusion1 decks4 decks
20%synergy
Cosi's Trickster
25%inclusion1 decks4 decks
24%synergy
Tideshaper Mystic
25%inclusion1 decks4 decks
25%synergy
Surgespanner
25%inclusion1 decks4 decks
25%synergy
Floodpits Drowner
25%inclusion1 decks4 decks
24%synergy
Nyxborn Seaguard
25%inclusion1 decks4 decks
25%synergy
Reef Shaman
25%inclusion1 decks4 decks
25%synergy
Deepchannel Mentor
25%inclusion1 decks4 decks
24%synergy
Merfolk Mesmerist
25%inclusion1 decks4 decks
25%synergy
Seahunter
25%inclusion1 decks4 decks
24%synergy
Kiora, the Rising Tide
25%inclusion1 decks4 decks
22%synergy
Streambed Aquitects
25%inclusion1 decks4 decks
24%synergy
Dakra Mystic
25%inclusion1 decks4 decks
24%synergy
River Sneak
25%inclusion1 decks4 decks
24%synergy
Thassa, God of the Sea
25%inclusion1 decks4 decks
21%synergy
Windrider Wizard
25%inclusion1 decks4 decks
24%synergy
Triton Waverider
25%inclusion1 decks4 decks
25%synergy
Murktide Regent
25%inclusion1 decks4 decks
25%synergy
Mistcaller
25%inclusion1 decks4 decks
24%synergy
Sage of the Falls
25%inclusion1 decks4 decks
25%synergy
Mistway Spy
25%inclusion1 decks4 decks
25%synergy
Spark Double
25%inclusion1 decks4 decks
11%synergy
Vodalian Mage
25%inclusion1 decks4 decks
25%synergy
Rootwater Hunter
25%inclusion1 decks4 decks
25%synergy
Instants
Pongify
75%inclusion3 decks4 decks
35%synergy
Counterspell
75%inclusion3 decks4 decks
8%synergy
High Tide
75%inclusion3 decks4 decks
31%synergy
Rapid Hybridization
50%inclusion2 decks4 decks
16%synergy
Resculpt
50%inclusion2 decks4 decks
30%synergy
Muddle the Mixture
25%inclusion1 decks4 decks
9%synergy
Discover the Impossible
25%inclusion1 decks4 decks
25%synergy
Thirst for Discovery
25%inclusion1 decks4 decks
18%synergy
Suit Up
25%inclusion1 decks4 decks
25%synergy
Galestrike
25%inclusion1 decks4 decks
25%synergy
Familiar's Ruse
25%inclusion1 decks4 decks
24%synergy
Flare of Denial
25%inclusion1 decks4 decks
18%synergy
Aetherspouts
25%inclusion1 decks4 decks
18%synergy
Sublime Epiphany
25%inclusion1 decks4 decks
18%synergy
Polymorphist's Jest
25%inclusion1 decks4 decks
24%synergy
Reality Shift
25%inclusion1 decks4 decks
-3%synergy
Chilling Trap
25%inclusion1 decks4 decks
24%synergy
Cancel
25%inclusion1 decks4 decks
20%synergy
Rain of Revelation
25%inclusion1 decks4 decks
25%synergy
Foil
25%inclusion1 decks4 decks
19%synergy
Into the Flood Maw
25%inclusion1 decks4 decks
20%synergy
Saw It Coming
25%inclusion1 decks4 decks
22%synergy
Engulf the Shore
25%inclusion1 decks4 decks
16%synergy
Wash Away
25%inclusion1 decks4 decks
20%synergy
Anticipate
25%inclusion1 decks4 decks
22%synergy
Arcane Denial
25%inclusion1 decks4 decks
-11%synergy
Flow of Knowledge
25%inclusion1 decks4 decks
8%synergy
Thassa's Rebuff
25%inclusion1 decks4 decks
24%synergy
Mana Leak
25%inclusion1 decks4 decks
18%synergy
Behold the Multiverse
25%inclusion1 decks4 decks
22%synergy
Abjure
25%inclusion1 decks4 decks
20%synergy
March of Swirling Mist
25%inclusion1 decks4 decks
17%synergy
Sorceries
Inundate
50%inclusion2 decks4 decks
48%synergy
Distant Melody
50%inclusion2 decks4 decks
45%synergy
Aquitect's Will
50%inclusion2 decks4 decks
45%synergy
Amass the Components
25%inclusion1 decks4 decks
25%synergy
Replication Technique
25%inclusion1 decks4 decks
24%synergy
Consuming Tide
25%inclusion1 decks4 decks
22%synergy
Sakashima's Will
25%inclusion1 decks4 decks
24%synergy
Candlekeep Inspiration
25%inclusion1 decks4 decks
24%synergy
Tamiyo's Epiphany
25%inclusion1 decks4 decks
24%synergy
Crashing Tide
25%inclusion1 decks4 decks
25%synergy
Curse of the Swine
25%inclusion1 decks4 decks
13%synergy
Invoke the Winds
25%inclusion1 decks4 decks
23%synergy
Rooftop Nuisance
25%inclusion1 decks4 decks
25%synergy
Hidden Strings
25%inclusion1 decks4 decks
21%synergy
Field Research
25%inclusion1 decks4 decks
25%synergy
Spectral Deluge
25%inclusion1 decks4 decks
14%synergy
Ingenious Mastery
25%inclusion1 decks4 decks
25%synergy
Raise the Palisade
25%inclusion1 decks4 decks
22%synergy
Witness the Future
25%inclusion1 decks4 decks
25%synergy
Utility Artifacts
Vanquisher's Banner
75%inclusion3 decks4 decks
74%synergy
Bident of Thassa
50%inclusion2 decks4 decks
38%synergy
Quicksilver Fountain
25%inclusion1 decks4 decks
23%synergy
The Temporal Anchor
25%inclusion1 decks4 decks
24%synergy
The Indomitable
25%inclusion1 decks4 decks
23%synergy
Icon of Ancestry
25%inclusion1 decks4 decks
24%synergy
Stoneforge Masterwork
25%inclusion1 decks4 decks
25%synergy
Banner of Kinship
25%inclusion1 decks4 decks
23%synergy
Sword of Hearth and Home
25%inclusion1 decks4 decks
23%synergy
Door of Destinies
25%inclusion1 decks4 decks
24%synergy
Feldon's Cane
25%inclusion1 decks4 decks
25%synergy
Winged Boots
25%inclusion1 decks4 decks
22%synergy
Kefnet's Monument
25%inclusion1 decks4 decks
18%synergy
Herald's Horn
25%inclusion1 decks4 decks
23%synergy
Sword of Forge and Frontier
25%inclusion1 decks4 decks
24%synergy
Swiftfoot Boots
25%inclusion1 decks4 decks
-3%synergy
Lightning Greaves
25%inclusion1 decks4 decks
-1%synergy
Neurok Stealthsuit
25%inclusion1 decks4 decks
23%synergy
Sword of the Animist
25%inclusion1 decks4 decks
19%synergy
Dowsing Dagger
25%inclusion1 decks4 decks
24%synergy
Sapphire Medallion
25%inclusion1 decks4 decks
-31%synergy
Enchantments
Kindred Discovery
75%inclusion3 decks4 decks
68%synergy
Reconnaissance Mission
50%inclusion2 decks4 decks
43%synergy
Wizard Class
50%inclusion2 decks4 decks
34%synergy
Coastal Piracy
50%inclusion2 decks4 decks
46%synergy
Merrow Commerce
50%inclusion2 decks4 decks
49%synergy
Well of Ideas
25%inclusion1 decks4 decks
24%synergy
Aqueous Form
25%inclusion1 decks4 decks
20%synergy
Omen of the Sea
25%inclusion1 decks4 decks
24%synergy
Behold the Unspeakable
25%inclusion1 decks4 decks
24%synergy
Ichthyomorphosis
25%inclusion1 decks4 decks
24%synergy
Witness Protection
25%inclusion1 decks4 decks
19%synergy
Eaten by Piranhas
25%inclusion1 decks4 decks
22%synergy
Reflections of Littjara
25%inclusion1 decks4 decks
21%synergy
Aquatic Incursion
25%inclusion1 decks4 decks
25%synergy
Stratus Walk
25%inclusion1 decks4 decks
25%synergy
Utility Lands
Halimar Depths
50%inclusion2 decks4 decks
40%synergy
Scavenger Grounds
50%inclusion2 decks4 decks
43%synergy
Nykthos, Shrine to Nyx
50%inclusion2 decks4 decks
34%synergy
Reliquary Tower
50%inclusion2 decks4 decks
-6%synergy
Three Tree City
50%inclusion2 decks4 decks
47%synergy
Lotus Field
25%inclusion1 decks4 decks
24%synergy
Mystic Sanctuary
25%inclusion1 decks4 decks
-26%synergy
Remote Isle
25%inclusion1 decks4 decks
20%synergy
Isolated Watchtower
25%inclusion1 decks4 decks
24%synergy
Blast Zone
25%inclusion1 decks4 decks
23%synergy
Tolaria West
25%inclusion1 decks4 decks
19%synergy
Desert of the Mindful
25%inclusion1 decks4 decks
21%synergy
War Room
25%inclusion1 decks4 decks
9%synergy
Lonely Sandbar
25%inclusion1 decks4 decks
10%synergy
Command Beacon
25%inclusion1 decks4 decks
21%synergy
Hidden Cataract
25%inclusion1 decks4 decks
23%synergy
Otawara, Soaring City
25%inclusion1 decks4 decks
0%synergy
Mana Artifacts
Patchwork Banner
75%inclusion3 decks4 decks
72%synergy
Heraldic Banner
50%inclusion2 decks4 decks
44%synergy
Sol Ring
50%inclusion2 decks4 decks
-36%synergy
Arcane Signet
25%inclusion1 decks4 decks
-40%synergy
Throne of Eldraine
25%inclusion1 decks4 decks
15%synergy
Progenitor's Icon
25%inclusion1 decks4 decks
25%synergy
Fellwar Stone
25%inclusion1 decks4 decks
5%synergy
Thought Vessel
25%inclusion1 decks4 decks
-27%synergy
Mind Stone
25%inclusion1 decks4 decks
-12%synergy
Nyx Lotus
25%inclusion1 decks4 decks
21%synergy
Extraplanar Lens
25%inclusion1 decks4 decks
17%synergy
Lands
Island
100%inclusion4 decks4 decks
7%synergy
Demolition Field
50%inclusion2 decks4 decks
45%synergy
Command Tower
25%inclusion1 decks4 decks
21%synergy
Horizon of Progress
25%inclusion1 decks4 decks
23%synergy
Talon Gates of Madara
25%inclusion1 decks4 decks
22%synergy
Plaza of Heroes
25%inclusion1 decks4 decks
24%synergy
Path of Ancestry
25%inclusion1 decks4 decks
21%synergy
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