Svyelun of Sea and Sky (Commander) - Control

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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White Lotus Tile
33%inclusion2 decks6 decks
32%synergy
High Synergy Cards
Master of the Pearl Trident
94%inclusion29 decks31 decks
92%synergy
Merfolk Sovereign
87%inclusion27 decks31 decks
85%synergy
Emperor Mihail II
84%inclusion26 decks31 decks
83%synergy
Seafloor Oracle
81%inclusion25 decks31 decks
79%synergy
Lord of Atlantis
81%inclusion25 decks31 decks
79%synergy
Kopala, Warden of Waves
81%inclusion25 decks31 decks
79%synergy
Vodalian Hexcatcher
81%inclusion25 decks31 decks
79%synergy
Merrow Reejerey
81%inclusion25 decks31 decks
79%synergy
Deeproot Waters
77%inclusion24 decks31 decks
76%synergy
Stonybrook Banneret
77%inclusion24 decks31 decks
74%synergy
Top Cards
Lullmage Mentor
71%inclusion22 decks31 decks
69%synergy
Counterspell
71%inclusion22 decks31 decks
4%synergy
Sapphire Medallion
71%inclusion22 decks31 decks
13%synergy
Merrow Commerce
68%inclusion21 decks31 decks
67%synergy
Harbinger of the Seas
63%inclusion19 decks30 decks
54%synergy
Kindred Discovery
61%inclusion19 decks31 decks
55%synergy
Deeproot Pilgrimage
61%inclusion19 decks31 decks
60%synergy
Bident of Thassa
61%inclusion19 decks31 decks
49%synergy
Thada Adel, Acquisitor
58%inclusion18 decks31 decks
56%synergy
Tide Shaper
58%inclusion18 decks31 decks
57%synergy
Game Changers
Cyclonic Rift
52%inclusion16 decks31 decks
17%synergy
Fierce Guardianship
39%inclusion12 decks31 decks
16%synergy
Rhystic Study
32%inclusion10 decks31 decks
-1%synergy
Force of Will
32%inclusion10 decks31 decks
15%synergy
Thassa's Oracle
23%inclusion7 decks31 decks
10%synergy
Mystical Tutor
23%inclusion7 decks31 decks
-1%synergy
Narset, Parter of Veils
6.5%inclusion2 decks31 decks
-5%synergy
Creatures
Thieving Skydiver
58%inclusion18 decks31 decks
54%synergy
Merrow Harbinger
55%inclusion17 decks31 decks
54%synergy
Coralhelm Commander
55%inclusion17 decks31 decks
54%synergy
Harbinger of the Tides
52%inclusion16 decks31 decks
50%synergy
Deepchannel Mentor
48%inclusion15 decks31 decks
47%synergy
Wanderwine Prophets
48%inclusion15 decks31 decks
48%synergy
Mist Dancer
48%inclusion15 decks31 decks
47%synergy
Empress Galina
48%inclusion15 decks31 decks
47%synergy
Merfolk Trickster
48%inclusion15 decks31 decks
47%synergy
Tishana's Tidebinder
45%inclusion14 decks31 decks
41%synergy
Seahunter
45%inclusion14 decks31 decks
45%synergy
Tempest Caller
45%inclusion14 decks31 decks
44%synergy
Silvergill Adept
42%inclusion13 decks31 decks
41%synergy
Master of Waves
39%inclusion12 decks31 decks
35%synergy
Streambed Aquitects
39%inclusion12 decks31 decks
38%synergy
River Sneak
39%inclusion12 decks31 decks
38%synergy
Summon: Leviathan
36%inclusion5 decks14 decks
34%synergy
Triton Shorestalker
35%inclusion11 decks31 decks
33%synergy
Mist-Cloaked Herald
35%inclusion11 decks31 decks
33%synergy
Sea Scryer
35%inclusion11 decks31 decks
34%synergy
Talrand, Sky Summoner
32%inclusion10 decks31 decks
18%synergy
True-Name Nemesis
29%inclusion9 decks31 decks
28%synergy
Thassa, God of the Sea
29%inclusion9 decks31 decks
25%synergy
Wake Thrasher
29%inclusion9 decks31 decks
29%synergy
Kiora, the Rising Tide
26%inclusion6 decks23 decks
23%synergy
Surgespanner
26%inclusion8 decks31 decks
25%synergy
Tidal Warrior
26%inclusion8 decks31 decks
25%synergy
Cursecatcher
26%inclusion8 decks31 decks
24%synergy
Floodpits Drowner
25%inclusion6 decks24 decks
24%synergy
Stormtide Leviathan
23%inclusion7 decks31 decks
16%synergy
Metallic Mimic
23%inclusion7 decks31 decks
21%synergy
Roaming Throne
23%inclusion7 decks31 decks
18%synergy
Cosi's Trickster
23%inclusion7 decks31 decks
22%synergy
Rishadan Dockhand
23%inclusion7 decks31 decks
22%synergy
Merfolk Looter
23%inclusion7 decks31 decks
20%synergy
Slinn Voda, the Rising Deep
23%inclusion7 decks31 decks
21%synergy
Mistcaller
23%inclusion7 decks31 decks
22%synergy
Alandra, Sky Dreamer
23%inclusion7 decks31 decks
16%synergy
Mindspring Merfolk
20%inclusion4 decks20 decks
19%synergy
Tideshaper Mystic
19%inclusion6 decks31 decks
19%synergy
Sigil Tracer
16%inclusion5 decks31 decks
15%synergy
Tidebinder Mage
16%inclusion5 decks31 decks
16%synergy
Wonder
13%inclusion4 decks31 decks
7%synergy
Scourge of Fleets
13%inclusion4 decks31 decks
0%synergy
Fallowsage
13%inclusion4 decks31 decks
12%synergy
Glasspool Mimic
13%inclusion4 decks31 decks
7%synergy
Gray Harbor Merfolk
13%inclusion4 decks31 decks
12%synergy
Eluge, the Shoreless Sea
12%inclusion3 decks26 decks
3%synergy
Reef Shaman
10%inclusion3 decks31 decks
9%synergy
Adaptive Automaton
10%inclusion3 decks31 decks
8%synergy
Instants
Rapid Hybridization
55%inclusion17 decks31 decks
20%synergy
Negate
52%inclusion16 decks31 decks
14%synergy
High Tide
52%inclusion16 decks31 decks
7%synergy
Aetherize
48%inclusion15 decks31 decks
19%synergy
Pongify
42%inclusion13 decks31 decks
2%synergy
Swan Song
35%inclusion11 decks31 decks
9%synergy
An Offer You Can't Refuse
32%inclusion10 decks31 decks
-5%synergy
Mana Drain
32%inclusion10 decks31 decks
5%synergy
Brainstorm
29%inclusion9 decks31 decks
-12%synergy
Resculpt
29%inclusion9 decks31 decks
10%synergy
Thassa's Rebuff
29%inclusion9 decks31 decks
28%synergy
Flare of Denial
27%inclusion8 decks30 decks
20%synergy
Reality Shift
26%inclusion8 decks31 decks
-2%synergy
Spell Pierce
23%inclusion7 decks31 decks
14%synergy
Engulf the Shore
19%inclusion6 decks31 decks
11%synergy
Arcane Denial
19%inclusion6 decks31 decks
-17%synergy
Strix Serenade
17%inclusion5 decks30 decks
7%synergy
Sink into Stupor
17%inclusion5 decks30 decks
-5%synergy
Muddle the Mixture
16%inclusion5 decks31 decks
0%synergy
Opt
13%inclusion4 decks31 decks
-12%synergy
Disallow
13%inclusion4 decks31 decks
6%synergy
Filter Out
13%inclusion4 decks31 decks
9%synergy
Snap
13%inclusion4 decks31 decks
-5%synergy
Flow of Knowledge
13%inclusion4 decks31 decks
-3%synergy
Unwind
13%inclusion4 decks31 decks
3%synergy
Evacuation
13%inclusion4 decks31 decks
5%synergy
Amazing Acrobatics
11%inclusion1 decks9 decks
9%synergy
Spider-Sense
11%inclusion1 decks9 decks
8%synergy
Frantic Search
10%inclusion3 decks31 decks
-20%synergy
Essence Scatter
10%inclusion3 decks31 decks
6%synergy
Mystic Reflection
10%inclusion3 decks31 decks
8%synergy
Blue Sun's Zenith
10%inclusion3 decks31 decks
-2%synergy
Repulse
10%inclusion3 decks31 decks
9%synergy
Cancel
10%inclusion3 decks31 decks
5%synergy
Foil
10%inclusion3 decks31 decks
4%synergy
Unsummon
10%inclusion3 decks31 decks
5%synergy
Archmage's Charm
10%inclusion3 decks31 decks
-7%synergy
Saw It Coming
10%inclusion3 decks31 decks
7%synergy
Jwari Disruption
10%inclusion3 decks31 decks
5%synergy
Cryptic Command
10%inclusion3 decks31 decks
-2%synergy
Force of Negation
10%inclusion3 decks31 decks
-6%synergy
Misdirection
10%inclusion3 decks31 decks
4%synergy
Narset's Reversal
10%inclusion3 decks31 decks
-3%synergy
March of Swirling Mist
10%inclusion3 decks31 decks
2%synergy
Pact of Negation
10%inclusion3 decks31 decks
-1%synergy
Refute
8.7%inclusion2 decks23 decks
3%synergy
Louisoix's Sacrifice
7.1%inclusion1 decks14 decks
6%synergy
Chain of Vapor
6.5%inclusion2 decks31 decks
1%synergy
Blustersquall
6.5%inclusion2 decks31 decks
6%synergy
Dissolve
6.5%inclusion2 decks31 decks
4%synergy
Sorceries
Distant Melody
45%inclusion14 decks31 decks
40%synergy
Aquitect's Will
39%inclusion12 decks31 decks
33%synergy
Raise the Palisade
32%inclusion10 decks31 decks
29%synergy
Crashing Tide
23%inclusion7 decks31 decks
22%synergy
Spectral Deluge
23%inclusion7 decks31 decks
12%synergy
Ravenform
16%inclusion5 decks31 decks
7%synergy
Rite of Replication
16%inclusion5 decks31 decks
9%synergy
Ponder
13%inclusion4 decks31 decks
-17%synergy
Windfall
13%inclusion4 decks31 decks
-10%synergy
Sea Gate Restoration
13%inclusion4 decks31 decks
-2%synergy
Curse of the Swine
13%inclusion4 decks31 decks
1%synergy
Sleep
10%inclusion3 decks31 decks
8%synergy
Step Through
10%inclusion3 decks31 decks
4%synergy
Solve the Equation
10%inclusion3 decks31 decks
-3%synergy
Wash Out
6.5%inclusion2 decks31 decks
1%synergy
Temporal Manipulation
6.5%inclusion2 decks31 decks
3%synergy
Borrowing 100,000 Arrows
6.5%inclusion2 decks31 decks
5%synergy
Preordain
6.5%inclusion2 decks31 decks
-18%synergy
Time Warp
6.5%inclusion2 decks31 decks
0%synergy
Maddening Cacophony
6.5%inclusion2 decks31 decks
-1%synergy
Utility Artifacts
Herald's Horn
32%inclusion10 decks31 decks
30%synergy
Vanquisher's Banner
29%inclusion9 decks31 decks
28%synergy
Kefnet's Monument
29%inclusion9 decks31 decks
23%synergy
Door of Destinies
26%inclusion8 decks31 decks
25%synergy
Lightning Greaves
26%inclusion8 decks31 decks
0%synergy
Quicksilver Fountain
23%inclusion7 decks31 decks
21%synergy
Coat of Arms
16%inclusion5 decks31 decks
15%synergy
Urza's Incubator
16%inclusion5 decks31 decks
15%synergy
Swiftfoot Boots
16%inclusion5 decks31 decks
-12%synergy
Banner of Kinship
13%inclusion3 decks23 decks
10%synergy
Sensei's Divining Top
13%inclusion4 decks31 decks
-2%synergy
Icon of Ancestry
13%inclusion4 decks31 decks
12%synergy
Wayfarer's Bauble
13%inclusion4 decks31 decks
-5%synergy
Sword of Feast and Famine
13%inclusion4 decks31 decks
11%synergy
Sword of the Animist
13%inclusion4 decks31 decks
7%synergy
Cryogen Relic
8.3%inclusion1 decks12 decks
4%synergy
Robe of the Archmagi
6.5%inclusion2 decks31 decks
5%synergy
Stoneforge Masterwork
6.5%inclusion2 decks31 decks
6%synergy
Winged Boots
6.5%inclusion2 decks31 decks
3%synergy
Aether Vial
6.5%inclusion2 decks31 decks
6%synergy
Enchantments
Reflections of Littjara
55%inclusion17 decks31 decks
51%synergy
Mystic Remora
39%inclusion12 decks31 decks
11%synergy
Spreading Seas
32%inclusion10 decks31 decks
31%synergy
Reconnaissance Mission
23%inclusion7 decks31 decks
16%synergy
Aquatic Incursion
23%inclusion7 decks31 decks
22%synergy
Imprisoned in the Moon
19%inclusion6 decks31 decks
7%synergy
Coastal Piracy
16%inclusion5 decks31 decks
12%synergy
Sea's Claim
16%inclusion5 decks31 decks
16%synergy
Wizard Class
13%inclusion4 decks31 decks
-4%synergy
Military Intelligence
13%inclusion4 decks31 decks
12%synergy
Eaten by Piranhas
13%inclusion4 decks31 decks
10%synergy
Propaganda
13%inclusion4 decks31 decks
-17%synergy
Teferi's Ageless Insight
10%inclusion3 decks31 decks
-7%synergy
Intruder Alarm
10%inclusion3 decks31 decks
7%synergy
Aqueous Form
10%inclusion3 decks31 decks
4%synergy
Fishliver Oil
10%inclusion3 decks31 decks
9%synergy
Leyline of Anticipation
10%inclusion3 decks31 decks
0%synergy
Witness Protection
10%inclusion3 decks31 decks
4%synergy
Combat Research
10%inclusion3 decks31 decks
7%synergy
Amphibian Downpour
6.9%inclusion2 decks29 decks
1%synergy
Equilibrium
6.5%inclusion2 decks31 decks
6%synergy
Lingering Mirage
6.5%inclusion2 decks31 decks
6%synergy
Utility Lands
Mystic Sanctuary
61%inclusion19 decks31 decks
11%synergy
Nykthos, Shrine to Nyx
39%inclusion12 decks31 decks
22%synergy
Reliquary Tower
39%inclusion12 decks31 decks
-18%synergy
Castle Vantress
35%inclusion11 decks31 decks
17%synergy
Three Tree City
35%inclusion9 decks26 decks
31%synergy
Rivendell
26%inclusion8 decks31 decks
14%synergy
Otawara, Soaring City
26%inclusion8 decks31 decks
0%synergy
Halimar Depths
23%inclusion7 decks31 decks
13%synergy
Lonely Sandbar
23%inclusion7 decks31 decks
8%synergy
Minamo, School at Water's Edge
19%inclusion6 decks31 decks
7%synergy
War Room
19%inclusion6 decks31 decks
3%synergy
Rogue's Passage
19%inclusion6 decks31 decks
4%synergy
Mistrise Village
17%inclusion3 decks18 decks
7%synergy
Riptide Laboratory
16%inclusion5 decks31 decks
6%synergy
Scavenger Grounds
13%inclusion4 decks31 decks
6%synergy
Academy Ruins
13%inclusion4 decks31 decks
-5%synergy
Svyelunite Temple
10%inclusion3 decks31 decks
9%synergy
Mutavault
10%inclusion3 decks31 decks
9%synergy
Temple of the False God
10%inclusion3 decks31 decks
0%synergy
Archway of Innovation
6.9%inclusion2 decks29 decks
-4%synergy
Access Tunnel
6.5%inclusion2 decks31 decks
5%synergy
Mana Artifacts
Sol Ring
81%inclusion25 decks31 decks
-5%synergy
Arcane Signet
68%inclusion21 decks31 decks
3%synergy
Thought Vessel
39%inclusion12 decks31 decks
-13%synergy
Heraldic Banner
29%inclusion9 decks31 decks
23%synergy
Patchwork Banner
27%inclusion7 decks26 decks
23%synergy
Sky Diamond
26%inclusion8 decks31 decks
3%synergy
Mind Stone
19%inclusion6 decks31 decks
-17%synergy
Nyx Lotus
19%inclusion6 decks31 decks
15%synergy
Mox Amber
13%inclusion4 decks31 decks
6%synergy
Gauntlet of Power
10%inclusion3 decks31 decks
5%synergy
Throne of Eldraine
10%inclusion3 decks31 decks
0%synergy
Decanter of Endless Water
10%inclusion3 decks31 decks
-5%synergy
Fellwar Stone
10%inclusion3 decks31 decks
-10%synergy
Commander's Sphere
6.5%inclusion2 decks31 decks
-3%synergy
Gilded Lotus
6.5%inclusion2 decks31 decks
-5%synergy
Springleaf Drum
6.5%inclusion2 decks31 decks
3%synergy
Prismatic Lens
6.5%inclusion2 decks31 decks
3%synergy
Misleading Signpost
6.5%inclusion2 decks31 decks
2%synergy
Aetheric Amplifier
5.0%inclusion1 decks20 decks
4%synergy
Lands
Island
97%inclusion30 decks31 decks
3%synergy
Path of Ancestry
35%inclusion11 decks31 decks
32%synergy
Cavern of Souls
32%inclusion10 decks31 decks
28%synergy
Myriad Landscape
26%inclusion8 decks31 decks
0%synergy
Sink into Stupor
17%inclusion5 decks30 decks
-5%synergy
Sea Gate Restoration
13%inclusion4 decks31 decks
-2%synergy
Glasspool Mimic
13%inclusion4 decks31 decks
7%synergy
Command Tower
10%inclusion3 decks31 decks
5%synergy
Jwari Disruption
10%inclusion3 decks31 decks
5%synergy
Terramorphic Expanse
6.5%inclusion2 decks31 decks
3%synergy
Snow-Covered Island
6.5%inclusion2 decks31 decks
-2%synergy
Demolition Field
6.5%inclusion2 decks31 decks
1%synergy
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