Svyelun of Sea and Sky (Commander) - Core Control

Svyelun of Sea and Sky
Rank #1,275
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Ethan Coover
Sep 16, 2026
Ethan Coover
Ranking the Best Merfolk Combos in Commander
The 10 best Merfolk combo cards, from Emry and Adrix and Nev to hidden gems like Leech Bonder, ranked by Commander Spellbook combo count.
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Utility Lands
Mana Artifacts
Lands
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Lord of Atlantis
100%inclusion5 decks5 decks
98%synergy
Master of the Pearl Trident
100%inclusion5 decks5 decks
97%synergy
Deeproot Waters
80%inclusion4 decks5 decks
78%synergy
Seafloor Oracle
80%inclusion4 decks5 decks
78%synergy
Kopala, Warden of Waves
80%inclusion4 decks5 decks
78%synergy
Merrow Reejerey
80%inclusion4 decks5 decks
78%synergy
Deeproot Pilgrimage
80%inclusion4 decks5 decks
78%synergy
Triton Shorestalker
80%inclusion4 decks5 decks
77%synergy
Stonybrook Banneret
80%inclusion4 decks5 decks
76%synergy
Negate
80%inclusion4 decks5 decks
43%synergy
Top Cards
Counterspell
80%inclusion4 decks5 decks
14%synergy
High Tide
80%inclusion4 decks5 decks
36%synergy
Game Changers
Rhystic Study
20%inclusion1 decks5 decks
-11%synergy
Fierce Guardianship
20%inclusion1 decks5 decks
-2%synergy
Cyclonic Rift
20%inclusion1 decks5 decks
-11%synergy
Mystical Tutor
20%inclusion1 decks5 decks
-1%synergy
Creatures
Champions of the Shoal
100%inclusion2 decks2 decks
100%synergy
Merrow Harbinger
60%inclusion3 decks5 decks
59%synergy
Coralhelm Commander
60%inclusion3 decks5 decks
59%synergy
Stormtide Leviathan
60%inclusion3 decks5 decks
54%synergy
Merfolk Sovereign
60%inclusion3 decks5 decks
58%synergy
Metallic Mimic
60%inclusion3 decks5 decks
59%synergy
Vodalian Hexcatcher
60%inclusion3 decks5 decks
58%synergy
Kiora, the Rising Tide
60%inclusion3 decks5 decks
57%synergy
River Sneak
60%inclusion3 decks5 decks
59%synergy
Emperor Mihail II
60%inclusion3 decks5 decks
59%synergy
Mist-Cloaked Herald
60%inclusion3 decks5 decks
57%synergy
Lullmage Mentor
60%inclusion3 decks5 decks
58%synergy
Mist Dancer
60%inclusion3 decks5 decks
59%synergy
Summon: Leviathan
50%inclusion2 decks4 decks
48%synergy
Namor the Sub-Mariner
50%inclusion1 decks2 decks
49%synergy
Wanderwine Distracter
50%inclusion1 decks2 decks
50%synergy
Eluge, the Shoreless Sea
40%inclusion2 decks5 decks
32%synergy
Mindspring Merfolk
40%inclusion2 decks5 decks
39%synergy
Cosi's Trickster
40%inclusion2 decks5 decks
39%synergy
Floodpits Drowner
40%inclusion2 decks5 decks
39%synergy
Deepchannel Mentor
40%inclusion2 decks5 decks
38%synergy
Seahunter
40%inclusion2 decks5 decks
39%synergy
Merfolk Looter
40%inclusion2 decks5 decks
38%synergy
Slinn Voda, the Rising Deep
40%inclusion2 decks5 decks
39%synergy
Frostwind Invoker
40%inclusion2 decks5 decks
40%synergy
Tidal Warrior
40%inclusion2 decks5 decks
39%synergy
Wanderwine Prophets
40%inclusion2 decks5 decks
39%synergy
Harbinger of the Tides
40%inclusion2 decks5 decks
39%synergy
Cursecatcher
40%inclusion2 decks5 decks
39%synergy
Silvergill Douser
40%inclusion2 decks5 decks
40%synergy
Silvergill Adept
40%inclusion2 decks5 decks
39%synergy
Tide Shaper
40%inclusion2 decks5 decks
39%synergy
Manta Riders
40%inclusion2 decks5 decks
40%synergy
Empress Galina
40%inclusion2 decks5 decks
39%synergy
Sea Scryer
40%inclusion2 decks5 decks
39%synergy
Merfolk Trickster
40%inclusion2 decks5 decks
39%synergy
Master of Waves
20%inclusion1 decks5 decks
17%synergy
Vodalian Soldiers
20%inclusion1 decks5 decks
20%synergy
True-Name Nemesis
20%inclusion1 decks5 decks
19%synergy
Seasinger
20%inclusion1 decks5 decks
20%synergy
Whirlpool Rider
20%inclusion1 decks5 decks
19%synergy
Merfolk of the Pearl Trident
20%inclusion1 decks5 decks
20%synergy
Tishana's Tidebinder
20%inclusion1 decks5 decks
16%synergy
Rootwater Mystic
20%inclusion1 decks5 decks
20%synergy
Merfolk Skyscout
20%inclusion1 decks5 decks
20%synergy
Serpent of the Endless Sea
20%inclusion1 decks5 decks
20%synergy
Rishadan Dockhand
20%inclusion1 decks5 decks
20%synergy
Salvager of Secrets
20%inclusion1 decks5 decks
19%synergy
Tideshaper Mystic
20%inclusion1 decks5 decks
20%synergy
Marjhan
20%inclusion1 decks5 decks
20%synergy
Instants
Aetherize
60%inclusion3 decks5 decks
28%synergy
Rapid Hybridization
40%inclusion2 decks5 decks
5%synergy
An Offer You Can't Refuse
40%inclusion2 decks5 decks
1%synergy
Reality Shift
40%inclusion2 decks5 decks
14%synergy
Pongify
20%inclusion1 decks5 decks
-21%synergy
Refute
20%inclusion1 decks5 decks
15%synergy
Brainstorm
20%inclusion1 decks5 decks
-21%synergy
Mysteries of the Deep
20%inclusion1 decks5 decks
20%synergy
Flare of Denial
20%inclusion1 decks5 decks
13%synergy
Essence Scatter
20%inclusion1 decks5 decks
16%synergy
Dispel
20%inclusion1 decks5 decks
12%synergy
Mana Drain
20%inclusion1 decks5 decks
-7%synergy
Strix Serenade
20%inclusion1 decks5 decks
12%synergy
Cancel
20%inclusion1 decks5 decks
15%synergy
Slip Out the Back
20%inclusion1 decks5 decks
12%synergy
Filter Out
20%inclusion1 decks5 decks
17%synergy
Swan Song
20%inclusion1 decks5 decks
-8%synergy
Jwari Disruption
20%inclusion1 decks5 decks
15%synergy
Rebound
20%inclusion1 decks5 decks
20%synergy
Engulf the Shore
20%inclusion1 decks5 decks
13%synergy
Cryptic Command
20%inclusion1 decks5 decks
8%synergy
Arcane Denial
20%inclusion1 decks5 decks
-17%synergy
Pull from Tomorrow
20%inclusion1 decks5 decks
11%synergy
Rewind
20%inclusion1 decks5 decks
8%synergy
Thassa's Rebuff
20%inclusion1 decks5 decks
19%synergy
Spell Shrivel
20%inclusion1 decks5 decks
20%synergy
Confound
20%inclusion1 decks5 decks
19%synergy
Long-Term Plans
20%inclusion1 decks5 decks
17%synergy
Spell Pierce
20%inclusion1 decks5 decks
11%synergy
Abjure
20%inclusion1 decks5 decks
16%synergy
March of Swirling Mist
20%inclusion1 decks5 decks
13%synergy
Miscast
20%inclusion1 decks5 decks
17%synergy
Unified Will
20%inclusion1 decks5 decks
20%synergy
Evacuation
20%inclusion1 decks5 decks
12%synergy
Sorceries
Ponder
40%inclusion2 decks5 decks
11%synergy
Crashing Tide
40%inclusion2 decks5 decks
40%synergy
Aquitect's Will
40%inclusion2 decks5 decks
35%synergy
Sea Gate Restoration
20%inclusion1 decks5 decks
5%synergy
Braingeyser
20%inclusion1 decks5 decks
19%synergy
Sleep
20%inclusion1 decks5 decks
19%synergy
Concentrate
20%inclusion1 decks5 decks
19%synergy
Expropriate
20%inclusion1 decks5 decks
16%synergy
Distant Melody
20%inclusion1 decks5 decks
15%synergy
Maddening Cacophony
20%inclusion1 decks5 decks
13%synergy
Raise the Palisade
20%inclusion1 decks5 decks
16%synergy
Rite of Replication
20%inclusion1 decks5 decks
13%synergy
Utility Artifacts
Herald's Horn
60%inclusion3 decks5 decks
58%synergy
Dawn-Blessed Pennant
50%inclusion1 decks2 decks
50%synergy
Vanquisher's Banner
40%inclusion2 decks5 decks
39%synergy
Kefnet's Monument
40%inclusion2 decks5 decks
34%synergy
Bident of Thassa
40%inclusion2 decks5 decks
27%synergy
Sapphire Medallion
40%inclusion2 decks5 decks
-20%synergy
Icon of Ancestry
20%inclusion1 decks5 decks
19%synergy
Bitterthorn, Nissa's Animus
20%inclusion1 decks5 decks
19%synergy
Banner of Kinship
20%inclusion1 decks5 decks
17%synergy
Door of Destinies
20%inclusion1 decks5 decks
19%synergy
Azor's Gateway
20%inclusion1 decks5 decks
20%synergy
Swiftfoot Boots
20%inclusion1 decks5 decks
-8%synergy
Lightning Greaves
20%inclusion1 decks5 decks
-6%synergy
Strionic Resonator
20%inclusion1 decks5 decks
18%synergy
Enchantments
Merrow Commerce
60%inclusion3 decks5 decks
58%synergy
Spreading Seas
60%inclusion3 decks5 decks
59%synergy
Reflections of Littjara
60%inclusion3 decks5 decks
57%synergy
Kindred Discovery
40%inclusion2 decks5 decks
33%synergy
Curiosity
40%inclusion2 decks5 decks
37%synergy
Coastal Piracy
40%inclusion2 decks5 decks
35%synergy
Aquatic Incursion
40%inclusion2 decks5 decks
40%synergy
Diplomatic Immunity
40%inclusion2 decks5 decks
39%synergy
Robe of Mirrors
20%inclusion1 decks5 decks
20%synergy
Reconnaissance Mission
20%inclusion1 decks5 decks
13%synergy
Cloak of Mists
20%inclusion1 decks5 decks
20%synergy
Protective Bubble
20%inclusion1 decks5 decks
20%synergy
Zephid's Embrace
20%inclusion1 decks5 decks
20%synergy
Aqueous Form
20%inclusion1 decks5 decks
14%synergy
Wizard Class
20%inclusion1 decks5 decks
3%synergy
Traveler's Cloak
20%inclusion1 decks5 decks
20%synergy
Fishliver Oil
20%inclusion1 decks5 decks
19%synergy
Mystic Remora
20%inclusion1 decks5 decks
-6%synergy
Levitation
20%inclusion1 decks5 decks
19%synergy
Curator's Ward
20%inclusion1 decks5 decks
19%synergy
Lingering Mirage
20%inclusion1 decks5 decks
20%synergy
Iceberg
20%inclusion1 decks5 decks
20%synergy
Confiscate
20%inclusion1 decks5 decks
19%synergy
Alexi's Cloak
20%inclusion1 decks5 decks
20%synergy
Propaganda
20%inclusion1 decks5 decks
-12%synergy
Lilting Refrain
20%inclusion1 decks5 decks
20%synergy
Pendrell Flux
20%inclusion1 decks5 decks
20%synergy
Utility Lands
Castle Vantress
60%inclusion3 decks5 decks
42%synergy
Mystic Sanctuary
40%inclusion2 decks5 decks
-10%synergy
War Room
40%inclusion2 decks5 decks
25%synergy
Nykthos, Shrine to Nyx
40%inclusion2 decks5 decks
23%synergy
Reliquary Tower
40%inclusion2 decks5 decks
-16%synergy
Three Tree City
40%inclusion2 decks5 decks
36%synergy
Rogue's Passage
40%inclusion2 decks5 decks
24%synergy
Minamo, School at Water's Edge
20%inclusion1 decks5 decks
7%synergy
Remote Isle
20%inclusion1 decks5 decks
16%synergy
Mistrise Village
20%inclusion1 decks5 decks
11%synergy
Halimar Depths
20%inclusion1 decks5 decks
11%synergy
Svyelunite Temple
20%inclusion1 decks5 decks
19%synergy
Lonely Sandbar
20%inclusion1 decks5 decks
7%synergy
Skyline Cascade
20%inclusion1 decks5 decks
19%synergy
Moonring Island
20%inclusion1 decks5 decks
19%synergy
Temple of the False God
20%inclusion1 decks5 decks
11%synergy
Otawara, Soaring City
20%inclusion1 decks5 decks
-6%synergy
Saprazzan Cove
20%inclusion1 decks5 decks
20%synergy
Mana Artifacts
Sol Ring
100%inclusion5 decks5 decks
15%synergy
Arcane Signet
20%inclusion1 decks5 decks
-45%synergy
Sky Diamond
20%inclusion1 decks5 decks
-2%synergy
Aetheric Amplifier
20%inclusion1 decks5 decks
19%synergy
Heraldic Banner
20%inclusion1 decks5 decks
14%synergy
Patchwork Banner
20%inclusion1 decks5 decks
16%synergy
Thought Vessel
20%inclusion1 decks5 decks
-31%synergy
Lands
Island
100%inclusion5 decks5 decks
6%synergy
Path of Ancestry
40%inclusion2 decks5 decks
36%synergy
Command Tower
20%inclusion1 decks5 decks
16%synergy
Myriad Landscape
20%inclusion1 decks5 decks
-4%synergy
Heap Gate
20%inclusion1 decks5 decks
20%synergy
Gond Gate
20%inclusion1 decks5 decks
20%synergy
Sea Gate Restoration
20%inclusion1 decks5 decks
5%synergy
Plaza of Harmony
20%inclusion1 decks5 decks
20%synergy
Cavern of Souls
20%inclusion1 decks5 decks
15%synergy
Jwari Disruption
20%inclusion1 decks5 decks
15%synergy
Evolving Wilds
20%inclusion1 decks5 decks
16%synergy
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