Svyelun of Sea and Sky (Commander) - Optimized Control

Svyelun of Sea and Sky
Rank #1,275
6decks
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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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Enchantments
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Utility Lands
Mana Artifacts
Lands
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Harbinger of the Seas
100%inclusion6 decks6 decks
92%synergy
Seafloor Oracle
83%inclusion5 decks6 decks
81%synergy
Kopala, Warden of Waves
83%inclusion5 decks6 decks
81%synergy
Merrow Reejerey
83%inclusion5 decks6 decks
81%synergy
Deeproot Pilgrimage
83%inclusion5 decks6 decks
81%synergy
Lord of Atlantis
83%inclusion5 decks6 decks
81%synergy
Merfolk Sovereign
83%inclusion5 decks6 decks
81%synergy
Vodalian Hexcatcher
83%inclusion5 decks6 decks
81%synergy
Master of the Pearl Trident
83%inclusion5 decks6 decks
81%synergy
Stonybrook Banneret
83%inclusion5 decks6 decks
80%synergy
Top Cards
Sapphire Medallion
83%inclusion5 decks6 decks
24%synergy
Negate
67%inclusion4 decks6 decks
30%synergy
Thassa, God of the Sea
67%inclusion4 decks6 decks
63%synergy
Emperor Mihail II
67%inclusion4 decks6 decks
65%synergy
Mist-Cloaked Herald
67%inclusion4 decks6 decks
64%synergy
Lullmage Mentor
67%inclusion4 decks6 decks
64%synergy
Merrow Commerce
67%inclusion4 decks6 decks
65%synergy
Mist Dancer
67%inclusion4 decks6 decks
65%synergy
Counterspell
67%inclusion4 decks6 decks
1%synergy
High Tide
67%inclusion4 decks6 decks
23%synergy
Game Changers
Cyclonic Rift
67%inclusion4 decks6 decks
35%synergy
Thassa's Oracle
50%inclusion3 decks6 decks
38%synergy
Rhystic Study
50%inclusion3 decks6 decks
19%synergy
Fierce Guardianship
50%inclusion3 decks6 decks
28%synergy
Force of Will
33%inclusion2 decks6 decks
17%synergy
Mystical Tutor
33%inclusion2 decks6 decks
13%synergy
Ancient Tomb
17%inclusion1 decks6 decks
5%synergy
Consecrated Sphinx
17%inclusion1 decks6 decks
5%synergy
The One Ring
17%inclusion1 decks6 decks
5%synergy
Chrome Mox
17%inclusion1 decks6 decks
8%synergy
Creatures
Champions of the Shoal
60%inclusion3 decks5 decks
60%synergy
Merrow Harbinger
50%inclusion3 decks6 decks
49%synergy
Tishana's Tidebinder
50%inclusion3 decks6 decks
46%synergy
Deepchannel Mentor
50%inclusion3 decks6 decks
48%synergy
Seahunter
50%inclusion3 decks6 decks
49%synergy
Triton Shorestalker
50%inclusion3 decks6 decks
47%synergy
Wanderwine Prophets
50%inclusion3 decks6 decks
49%synergy
Thada Adel, Acquisitor
50%inclusion3 decks6 decks
48%synergy
Silvergill Adept
50%inclusion3 decks6 decks
49%synergy
Tide Shaper
50%inclusion3 decks6 decks
49%synergy
Wake Thrasher
50%inclusion3 decks6 decks
50%synergy
Disruptor of Currents
40%inclusion2 decks5 decks
39%synergy
Coralhelm Commander
33%inclusion2 decks6 decks
32%synergy
Metallic Mimic
33%inclusion2 decks6 decks
32%synergy
Roaming Throne
33%inclusion2 decks6 decks
29%synergy
Tideshaper Mystic
33%inclusion2 decks6 decks
33%synergy
Surgespanner
33%inclusion2 decks6 decks
33%synergy
Streambed Aquitects
33%inclusion2 decks6 decks
33%synergy
Alandra, Sky Dreamer
33%inclusion2 decks6 decks
26%synergy
Tidal Warrior
33%inclusion2 decks6 decks
33%synergy
Glasspool Mimic
33%inclusion2 decks6 decks
27%synergy
Talrand, Sky Summoner
33%inclusion2 decks6 decks
20%synergy
Empress Galina
33%inclusion2 decks6 decks
32%synergy
Sea Scryer
33%inclusion2 decks6 decks
32%synergy
Merfolk Trickster
33%inclusion2 decks6 decks
32%synergy
Summon: Leviathan
33%inclusion2 decks6 decks
31%synergy
Namor the Sub-Mariner
20%inclusion1 decks5 decks
19%synergy
Attuma, Atlantean Warlord
20%inclusion1 decks5 decks
17%synergy
River Herald Scout
17%inclusion1 decks6 decks
17%synergy
Bruvac the Grandiloquent
17%inclusion1 decks6 decks
13%synergy
Archmage of Runes
17%inclusion1 decks6 decks
6%synergy
Psychosis Crawler
17%inclusion1 decks6 decks
1%synergy
The Mindskinner
17%inclusion1 decks6 decks
14%synergy
Crashing Drawbridge
17%inclusion1 decks6 decks
14%synergy
Mindspring Merfolk
17%inclusion1 decks6 decks
16%synergy
Cosi's Trickster
17%inclusion1 decks6 decks
16%synergy
Rishadan Dockhand
17%inclusion1 decks6 decks
16%synergy
Toothy, Imaginary Friend
17%inclusion1 decks6 decks
13%synergy
Floodpits Drowner
17%inclusion1 decks6 decks
15%synergy
Reef Shaman
17%inclusion1 decks6 decks
16%synergy
Adaptive Automaton
17%inclusion1 decks6 decks
15%synergy
Unctus, Grand Metatect
17%inclusion1 decks6 decks
12%synergy
Kiora, the Rising Tide
17%inclusion1 decks6 decks
14%synergy
Silver Myr
17%inclusion1 decks6 decks
6%synergy
Merfolk Looter
17%inclusion1 decks6 decks
15%synergy
River Sneak
17%inclusion1 decks6 decks
16%synergy
Forensic Researcher
17%inclusion1 decks6 decks
15%synergy
Body of Knowledge
17%inclusion1 decks6 decks
10%synergy
Archmage Emeritus
17%inclusion1 decks6 decks
-3%synergy
Walking Atlas
17%inclusion1 decks6 decks
13%synergy
Instants
Pongify
50%inclusion3 decks6 decks
9%synergy
Rapid Hybridization
50%inclusion3 decks6 decks
15%synergy
Flare of Denial
50%inclusion3 decks6 decks
43%synergy
Mana Drain
50%inclusion3 decks6 decks
23%synergy
Aetherize
50%inclusion3 decks6 decks
18%synergy
Archmage's Charm
50%inclusion3 decks6 decks
33%synergy
Harmonized Crescendo
40%inclusion2 decks5 decks
35%synergy
Frantic Search
33%inclusion2 decks6 decks
2%synergy
An Offer You Can't Refuse
33%inclusion2 decks6 decks
-6%synergy
Reality Shift
33%inclusion2 decks6 decks
7%synergy
Resculpt
33%inclusion2 decks6 decks
17%synergy
Swan Song
33%inclusion2 decks6 decks
6%synergy
Arcane Denial
33%inclusion2 decks6 decks
-4%synergy
Force of Negation
33%inclusion2 decks6 decks
18%synergy
Thassa's Rebuff
33%inclusion2 decks6 decks
32%synergy
Sink into Stupor
33%inclusion2 decks6 decks
10%synergy
Brainstorm
17%inclusion1 decks6 decks
-24%synergy
Stubborn Denial
17%inclusion1 decks6 decks
14%synergy
Commit // Memory
17%inclusion1 decks6 decks
14%synergy
Focus the Mind
17%inclusion1 decks6 decks
16%synergy
Opt
17%inclusion1 decks6 decks
-8%synergy
Strix Serenade
17%inclusion1 decks6 decks
8%synergy
Rain of Revelation
17%inclusion1 decks6 decks
16%synergy
Flusterstorm
17%inclusion1 decks6 decks
7%synergy
Disallow
17%inclusion1 decks6 decks
10%synergy
Filter Out
17%inclusion1 decks6 decks
14%synergy
Jwari Disruption
17%inclusion1 decks6 decks
12%synergy
Cackling Counterpart
17%inclusion1 decks6 decks
14%synergy
Engulf the Shore
17%inclusion1 decks6 decks
10%synergy
Cryptic Command
17%inclusion1 decks6 decks
4%synergy
Wash Away
17%inclusion1 decks6 decks
12%synergy
Snap
17%inclusion1 decks6 decks
-3%synergy
Change of Plans
17%inclusion1 decks6 decks
16%synergy
Wizard's Retort
17%inclusion1 decks6 decks
13%synergy
Unsubstantiate
17%inclusion1 decks6 decks
14%synergy
Misdirection
17%inclusion1 decks6 decks
11%synergy
Shore Up
17%inclusion1 decks6 decks
11%synergy
Spell Pierce
17%inclusion1 decks6 decks
8%synergy
Remand
17%inclusion1 decks6 decks
14%synergy
Dramatic Reversal
17%inclusion1 decks6 decks
-2%synergy
March of Swirling Mist
17%inclusion1 decks6 decks
9%synergy
Pact of Negation
17%inclusion1 decks6 decks
7%synergy
Amazing Acrobatics
17%inclusion1 decks6 decks
15%synergy
Sorceries
Raise the Palisade
50%inclusion3 decks6 decks
46%synergy
Sea Gate Restoration
33%inclusion2 decks6 decks
18%synergy
Distant Melody
33%inclusion2 decks6 decks
28%synergy
River's Rebuke
33%inclusion2 decks6 decks
30%synergy
Aquitect's Will
33%inclusion2 decks6 decks
28%synergy
Ponder
17%inclusion1 decks6 decks
-13%synergy
Foresee
17%inclusion1 decks6 decks
16%synergy
Tamiyo's Epiphany
17%inclusion1 decks6 decks
16%synergy
Crashing Tide
17%inclusion1 decks6 decks
16%synergy
Sift
17%inclusion1 decks6 decks
17%synergy
Merchant Scroll
17%inclusion1 decks6 decks
8%synergy
Sleep
17%inclusion1 decks6 decks
15%synergy
Baral's Expertise
17%inclusion1 decks6 decks
15%synergy
Concentrate
17%inclusion1 decks6 decks
16%synergy
Preordain
17%inclusion1 decks6 decks
-7%synergy
Spectral Deluge
17%inclusion1 decks6 decks
7%synergy
Step Through
17%inclusion1 decks6 decks
12%synergy
Winternight Stories
17%inclusion1 decks6 decks
15%synergy
Ancestral Reminiscence
17%inclusion1 decks6 decks
16%synergy
Maddening Cacophony
17%inclusion1 decks6 decks
10%synergy
Compulsive Research
17%inclusion1 decks6 decks
15%synergy
Utility Artifacts
Quicksilver Fountain
50%inclusion3 decks6 decks
49%synergy
Lightning Greaves
50%inclusion3 decks6 decks
24%synergy
Bident of Thassa
50%inclusion3 decks6 decks
37%synergy
Wayfarer's Bauble
33%inclusion2 decks6 decks
17%synergy
Kefnet's Monument
33%inclusion2 decks6 decks
27%synergy
Kraken's Eye
17%inclusion1 decks6 decks
16%synergy
Mindsplice Apparatus
17%inclusion1 decks6 decks
13%synergy
Haunted Cloak
17%inclusion1 decks6 decks
16%synergy
Door of Destinies
17%inclusion1 decks6 decks
16%synergy
Strata Scythe
17%inclusion1 decks6 decks
15%synergy
Herald's Horn
17%inclusion1 decks6 decks
15%synergy
Tome of Legends
17%inclusion1 decks6 decks
16%synergy
Brotherhood Regalia
17%inclusion1 decks6 decks
15%synergy
Sword of the Animist
17%inclusion1 decks6 decks
11%synergy
Aether Vial
17%inclusion1 decks6 decks
16%synergy
Insight Engine
17%inclusion1 decks6 decks
11%synergy
Cryogen Relic
17%inclusion1 decks6 decks
13%synergy
Enchantments
Kindred Discovery
50%inclusion3 decks6 decks
43%synergy
Deeproot Waters
50%inclusion3 decks6 decks
48%synergy
Spreading Seas
50%inclusion3 decks6 decks
49%synergy
Intruder Alarm
33%inclusion2 decks6 decks
30%synergy
Military Intelligence
33%inclusion2 decks6 decks
32%synergy
Proft's Eidetic Memory
33%inclusion2 decks6 decks
25%synergy
Freed from the Real
17%inclusion1 decks6 decks
13%synergy
Reconnaissance Mission
17%inclusion1 decks6 decks
10%synergy
Verity Circle
17%inclusion1 decks6 decks
15%synergy
Teferi's Ageless Insight
17%inclusion1 decks6 decks
-1%synergy
Psychic Corrosion
17%inclusion1 decks6 decks
9%synergy
Dissipation Field
17%inclusion1 decks6 decks
14%synergy
Wizard Class
17%inclusion1 decks6 decks
-1%synergy
Unstoppable Plan
17%inclusion1 decks6 decks
9%synergy
Fishliver Oil
17%inclusion1 decks6 decks
16%synergy
Mystic Remora
17%inclusion1 decks6 decks
-9%synergy
Amphibian Downpour
17%inclusion1 decks6 decks
11%synergy
Opposition
17%inclusion1 decks6 decks
16%synergy
Call to the Kindred
17%inclusion1 decks6 decks
16%synergy
Reflections of Littjara
17%inclusion1 decks6 decks
14%synergy
Equilibrium
17%inclusion1 decks6 decks
16%synergy
Propaganda
17%inclusion1 decks6 decks
-15%synergy
Sea's Claim
17%inclusion1 decks6 decks
16%synergy
Combat Research
17%inclusion1 decks6 decks
14%synergy
Planeswalkers
Teferi, Temporal Pilgrim
17%inclusion1 decks6 decks
12%synergy
Teferi, Master of Time
17%inclusion1 decks6 decks
12%synergy
Utility Lands
Rivendell
50%inclusion3 decks6 decks
40%synergy
Three Tree City
50%inclusion3 decks6 decks
46%synergy
Otawara, Soaring City
50%inclusion3 decks6 decks
24%synergy
Rogue's Passage
50%inclusion3 decks6 decks
34%synergy
Mutavault
33%inclusion2 decks6 decks
32%synergy
Nykthos, Shrine to Nyx
33%inclusion2 decks6 decks
17%synergy
Reliquary Tower
33%inclusion2 decks6 decks
-23%synergy
Castle Vantress
33%inclusion2 decks6 decks
16%synergy
Minamo, School at Water's Edge
17%inclusion1 decks6 decks
3%synergy
Mystic Sanctuary
17%inclusion1 decks6 decks
-33%synergy
Mistrise Village
17%inclusion1 decks6 decks
8%synergy
Coral Atoll
17%inclusion1 decks6 decks
13%synergy
Halimar Depths
17%inclusion1 decks6 decks
7%synergy
Riptide Laboratory
17%inclusion1 decks6 decks
8%synergy
Svyelunite Temple
17%inclusion1 decks6 decks
16%synergy
Emergence Zone
17%inclusion1 decks6 decks
12%synergy
Lonely Sandbar
17%inclusion1 decks6 decks
3%synergy
Sunken Palace
17%inclusion1 decks6 decks
13%synergy
Mana Artifacts
Sol Ring
83%inclusion5 decks6 decks
-1%synergy
Arcane Signet
67%inclusion4 decks6 decks
2%synergy
Thought Vessel
50%inclusion3 decks6 decks
-1%synergy
Sky Diamond
33%inclusion2 decks6 decks
12%synergy
Patchwork Banner
33%inclusion2 decks6 decks
29%synergy
Mind Stone
33%inclusion2 decks6 decks
-1%synergy
White Lotus Tile
33%inclusion2 decks6 decks
32%synergy
Everflowing Chalice
17%inclusion1 decks6 decks
1%synergy
Lotus Petal
17%inclusion1 decks6 decks
5%synergy
Mox Amber
17%inclusion1 decks6 decks
9%synergy
Fellwar Stone
17%inclusion1 decks6 decks
-3%synergy
Springleaf Drum
17%inclusion1 decks6 decks
13%synergy
Midnight Clock
17%inclusion1 decks6 decks
-2%synergy
Lands
Island
100%inclusion6 decks6 decks
6%synergy
Cavern of Souls
50%inclusion3 decks6 decks
45%synergy
Path of Ancestry
50%inclusion3 decks6 decks
46%synergy
Fabled Passage
33%inclusion2 decks6 decks
30%synergy
Terramorphic Expanse
33%inclusion2 decks6 decks
30%synergy
Myriad Landscape
33%inclusion2 decks6 decks
9%synergy
Sea Gate Restoration
33%inclusion2 decks6 decks
18%synergy
Sink into Stupor
33%inclusion2 decks6 decks
10%synergy
Glasspool Mimic
33%inclusion2 decks6 decks
27%synergy
Snow-Covered Island
17%inclusion1 decks6 decks
9%synergy
Jwari Disruption
17%inclusion1 decks6 decks
12%synergy
Plaza of Heroes
17%inclusion1 decks6 decks
16%synergy
Evolving Wilds
17%inclusion1 decks6 decks
13%synergy
Gemstone Caverns
17%inclusion1 decks6 decks
10%synergy
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