Svyelun of Sea and Sky (Commander) - 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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Silvergill Mentor
47%inclusion7 decks15 decks
46%synergy
Harmonized Crescendo
27%inclusion4 decks15 decks
24%synergy
Disruptor of Currents
20%inclusion3 decks15 decks
19%synergy
Champions of the Shoal
14%inclusion2 decks14 decks
14%synergy
Namor the Sub-Mariner
10%inclusion2 decks21 decks
9%synergy
High Synergy Cards
Master of the Pearl Trident
95%inclusion469 decks494 decks
93%synergy
Merfolk Sovereign
92%inclusion454 decks494 decks
90%synergy
Merrow Reejerey
91%inclusion452 decks494 decks
90%synergy
Kopala, Warden of Waves
89%inclusion441 decks494 decks
88%synergy
Emperor Mihail II
86%inclusion425 decks494 decks
85%synergy
Stonybrook Banneret
88%inclusion437 decks494 decks
85%synergy
Seafloor Oracle
86%inclusion424 decks494 decks
84%synergy
Vodalian Hexcatcher
84%inclusion415 decks494 decks
82%synergy
Lord of Atlantis
83%inclusion408 decks494 decks
81%synergy
Deeproot Waters
81%inclusion401 decks494 decks
80%synergy
Top Cards
Counterspell
78%inclusion387 decks494 decks
12%synergy
Deeproot Pilgrimage
74%inclusion367 decks494 decks
73%synergy
Bident of Thassa
68%inclusion335 decks494 decks
56%synergy
Merrow Commerce
68%inclusion334 decks494 decks
67%synergy
Merrow Harbinger
68%inclusion334 decks494 decks
67%synergy
Thieving Skydiver
66%inclusion328 decks494 decks
62%synergy
Merfolk Trickster
65%inclusion323 decks494 decks
64%synergy
Lullmage Mentor
65%inclusion322 decks494 decks
64%synergy
Tide Shaper
65%inclusion321 decks494 decks
64%synergy
Harbinger of the Seas
65%inclusion251 decks389 decks
56%synergy
Game Changers
Cyclonic Rift
44%inclusion218 decks494 decks
10%synergy
Rhystic Study
38%inclusion186 decks494 decks
5%synergy
Thassa's Oracle
25%inclusion123 decks494 decks
12%synergy
Force of Will
21%inclusion102 decks494 decks
3%synergy
Fierce Guardianship
20%inclusion101 decks494 decks
-3%synergy
Mystical Tutor
16%inclusion77 decks494 decks
-8%synergy
Narset, Parter of Veils
7.3%inclusion36 decks494 decks
-4%synergy
Ancient Tomb
7.1%inclusion35 decks494 decks
-5%synergy
Creatures
Harbinger of the Tides
59%inclusion289 decks494 decks
57%synergy
Mist Dancer
57%inclusion282 decks494 decks
56%synergy
Deepchannel Mentor
56%inclusion275 decks494 decks
54%synergy
Coralhelm Commander
54%inclusion269 decks494 decks
54%synergy
Tishana's Tidebinder
50%inclusion247 decks494 decks
45%synergy
Thada Adel, Acquisitor
50%inclusion246 decks494 decks
48%synergy
Silvergill Adept
48%inclusion237 decks494 decks
47%synergy
Wanderwine Prophets
46%inclusion229 decks494 decks
46%synergy
Triton Shorestalker
46%inclusion226 decks494 decks
43%synergy
Seahunter
45%inclusion222 decks494 decks
44%synergy
True-Name Nemesis
45%inclusion220 decks494 decks
44%synergy
Tempest Caller
44%inclusion217 decks494 decks
43%synergy
Mist-Cloaked Herald
43%inclusion213 decks494 decks
41%synergy
Master of Waves
41%inclusion201 decks494 decks
37%synergy
River Sneak
40%inclusion196 decks494 decks
39%synergy
Cursecatcher
40%inclusion196 decks494 decks
38%synergy
Rishadan Dockhand
39%inclusion194 decks494 decks
39%synergy
Streambed Aquitects
33%inclusion161 decks494 decks
32%synergy
Wake Thrasher
33%inclusion161 decks494 decks
32%synergy
Cosi's Trickster
31%inclusion153 decks494 decks
30%synergy
Thassa, God of the Sea
30%inclusion147 decks494 decks
26%synergy
Kiora, the Rising Tide
28%inclusion45 decks158 decks
25%synergy
Floodpits Drowner
28%inclusion61 decks217 decks
27%synergy
Empress Galina
28%inclusion138 decks494 decks
27%synergy
Tidal Warrior
28%inclusion136 decks494 decks
27%synergy
Merfolk Looter
26%inclusion130 decks494 decks
24%synergy
Mindspring Merfolk
26%inclusion17 decks66 decks
25%synergy
Mistcaller
25%inclusion125 decks494 decks
24%synergy
Stormtide Leviathan
24%inclusion118 decks494 decks
17%synergy
Summon: Leviathan
24%inclusion10 decks42 decks
22%synergy
Talrand, Sky Summoner
23%inclusion113 decks494 decks
9%synergy
Gray Harbor Merfolk
20%inclusion101 decks494 decks
20%synergy
Alandra, Sky Dreamer
20%inclusion100 decks494 decks
13%synergy
Sea Scryer
19%inclusion94 decks494 decks
18%synergy
Metallic Mimic
19%inclusion93 decks494 decks
18%synergy
Surgespanner
19%inclusion92 decks494 decks
18%synergy
Roaming Throne
17%inclusion84 decks494 decks
13%synergy
Glasspool Mimic
16%inclusion81 decks494 decks
10%synergy
Slinn Voda, the Rising Deep
16%inclusion80 decks494 decks
15%synergy
Library Larcenist
16%inclusion80 decks494 decks
15%synergy
Titan of Littjara
16%inclusion78 decks494 decks
14%synergy
Tideshaper Mystic
15%inclusion73 decks494 decks
14%synergy
Wonder
14%inclusion69 decks494 decks
9%synergy
Tidal Courier
13%inclusion62 decks494 decks
12%synergy
Enduring Curiosity
12%inclusion28 decks228 decks
6%synergy
Sigil Tracer
12%inclusion59 decks494 decks
11%synergy
Reef Shaman
11%inclusion56 decks494 decks
11%synergy
Enclave Cryptologist
11%inclusion55 decks494 decks
10%synergy
Adaptive Automaton
11%inclusion54 decks494 decks
9%synergy
Merfolk Windrobber
11%inclusion53 decks494 decks
10%synergy
Instants
High Tide
54%inclusion269 decks494 decks
10%synergy
Negate
50%inclusion246 decks494 decks
12%synergy
Pongify
50%inclusion245 decks494 decks
9%synergy
Rapid Hybridization
49%inclusion242 decks494 decks
14%synergy
Brainstorm
35%inclusion173 decks494 decks
-6%synergy
Aetherize
34%inclusion168 decks494 decks
5%synergy
Thassa's Rebuff
33%inclusion164 decks494 decks
32%synergy
Reality Shift
32%inclusion159 decks494 decks
5%synergy
Arcane Denial
31%inclusion151 decks494 decks
-6%synergy
An Offer You Can't Refuse
29%inclusion141 decks494 decks
-9%synergy
Flare of Denial
26%inclusion106 decks401 decks
20%synergy
Mana Drain
26%inclusion127 decks494 decks
-1%synergy
Swan Song
24%inclusion121 decks494 decks
-2%synergy
Flow of Knowledge
24%inclusion121 decks494 decks
8%synergy
Filter Out
22%inclusion108 decks494 decks
18%synergy
Resculpt
21%inclusion102 decks494 decks
2%synergy
Cryptic Command
19%inclusion94 decks494 decks
7%synergy
Sink into Stupor
19%inclusion72 decks389 decks
-3%synergy
Archmage's Charm
15%inclusion74 decks494 decks
-2%synergy
Force of Negation
15%inclusion72 decks494 decks
-1%synergy
Spell Pierce
14%inclusion69 decks494 decks
6%synergy
Opt
14%inclusion68 decks494 decks
-11%synergy
Strix Serenade
13%inclusion50 decks389 decks
3%synergy
March of Swirling Mist
12%inclusion61 decks494 decks
4%synergy
Wash Away
11%inclusion54 decks494 decks
6%synergy
Cancel
9.3%inclusion46 decks494 decks
4%synergy
Mana Leak
9.3%inclusion46 decks494 decks
3%synergy
Muddle the Mixture
8.9%inclusion44 decks494 decks
-7%synergy
Snap
8.9%inclusion44 decks494 decks
-10%synergy
Pact of Negation
7.7%inclusion38 decks494 decks
-2%synergy
Aetherspouts
7.5%inclusion37 decks494 decks
0%synergy
Engulf the Shore
7.5%inclusion37 decks494 decks
-1%synergy
Mystic Confluence
7.5%inclusion37 decks494 decks
-2%synergy
Polymorphist's Jest
7.5%inclusion37 decks494 decks
6%synergy
Thirst for Identity
7.1%inclusion1 decks14 decks
6%synergy
Narset's Reversal
6.9%inclusion34 decks494 decks
-5%synergy
Dispel
6.7%inclusion33 decks494 decks
-3%synergy
Disallow
6.7%inclusion33 decks494 decks
0%synergy
Rewind
6.7%inclusion33 decks494 decks
-6%synergy
Frantic Search
6.5%inclusion32 decks494 decks
-24%synergy
Jwari Disruption
6.1%inclusion30 decks494 decks
1%synergy
Mystic Reflection
5.7%inclusion28 decks494 decks
4%synergy
Flusterstorm
5.7%inclusion28 decks494 decks
-4%synergy
Get Out
5.6%inclusion12 decks214 decks
3%synergy
Consult the Star Charts
5.6%inclusion2 decks36 decks
2%synergy
Three Steps Ahead
5.3%inclusion23 decks436 decks
-5%synergy
Saw It Coming
5.1%inclusion25 decks494 decks
2%synergy
Sorceries
Aquitect's Will
51%inclusion250 decks494 decks
45%synergy
Distant Melody
50%inclusion249 decks494 decks
45%synergy
Raise the Palisade
34%inclusion166 decks494 decks
31%synergy
Ponder
31%inclusion151 decks494 decks
1%synergy
Spectral Deluge
20%inclusion98 decks494 decks
9%synergy
Crashing Tide
17%inclusion84 decks494 decks
17%synergy
Ravenform
16%inclusion81 decks494 decks
7%synergy
Inundate
16%inclusion80 decks494 decks
14%synergy
Preordain
15%inclusion72 decks494 decks
-9%synergy
Curse of the Swine
14%inclusion71 decks494 decks
3%synergy
Rite of Replication
12%inclusion59 decks494 decks
5%synergy
Sea Gate Restoration
11%inclusion56 decks494 decks
-4%synergy
Windfall
11%inclusion52 decks494 decks
-12%synergy
Wash Out
10%inclusion51 decks494 decks
5%synergy
River's Rebuke
9.3%inclusion46 decks494 decks
6%synergy
Chart a Course
8.5%inclusion42 decks494 decks
4%synergy
Flow of Ideas
5.5%inclusion27 decks494 decks
1%synergy
Solve the Equation
5.3%inclusion26 decks494 decks
-7%synergy
Utility Artifacts
Sapphire Medallion
60%inclusion298 decks494 decks
2%synergy
Kefnet's Monument
39%inclusion193 decks494 decks
33%synergy
Vanquisher's Banner
37%inclusion182 decks494 decks
36%synergy
Herald's Horn
36%inclusion179 decks494 decks
34%synergy
Lightning Greaves
25%inclusion122 decks494 decks
-1%synergy
Quicksilver Fountain
23%inclusion115 decks494 decks
22%synergy
Door of Destinies
21%inclusion102 decks494 decks
20%synergy
Banner of Kinship
20%inclusion32 decks163 decks
17%synergy
Swiftfoot Boots
19%inclusion96 decks494 decks
-9%synergy
Coat of Arms
13%inclusion65 decks494 decks
12%synergy
Sword of the Animist
12%inclusion61 decks494 decks
7%synergy
Wayfarer's Bauble
12%inclusion60 decks494 decks
-6%synergy
Icon of Ancestry
11%inclusion52 decks494 decks
10%synergy
Commander's Plate
7.9%inclusion39 decks494 decks
4%synergy
Stoneforge Masterwork
7.7%inclusion38 decks494 decks
7%synergy
Aether Vial
7.3%inclusion36 decks494 decks
7%synergy
Enchantments
Kindred Discovery
58%inclusion286 decks494 decks
51%synergy
Reflections of Littjara
56%inclusion275 decks494 decks
52%synergy
Reconnaissance Mission
32%inclusion158 decks494 decks
25%synergy
Spreading Seas
32%inclusion157 decks494 decks
31%synergy
Mystic Remora
26%inclusion129 decks494 decks
-1%synergy
Wizard Class
21%inclusion106 decks494 decks
4%synergy
Propaganda
19%inclusion96 decks494 decks
-11%synergy
Aquatic Incursion
17%inclusion82 decks494 decks
16%synergy
Imprisoned in the Moon
16%inclusion81 decks494 decks
4%synergy
Back to Basics
15%inclusion72 decks494 decks
7%synergy
Coastal Piracy
14%inclusion69 decks494 decks
9%synergy
Eaten by Piranhas
13%inclusion66 decks494 decks
10%synergy
Military Intelligence
11%inclusion53 decks494 decks
9%synergy
Leyline of Anticipation
10%inclusion50 decks494 decks
1%synergy
Amphibian Downpour
7.9%inclusion30 decks380 decks
2%synergy
Sea's Claim
7.9%inclusion39 decks494 decks
8%synergy
Aqueous Form
7.5%inclusion37 decks494 decks
2%synergy
Witness Protection
7.5%inclusion37 decks494 decks
2%synergy
Teferi's Ageless Insight
7.1%inclusion35 decks494 decks
-10%synergy
Curiosity
6.7%inclusion33 decks494 decks
4%synergy
Intruder Alarm
6.1%inclusion30 decks494 decks
3%synergy
Utility Lands
Reliquary Tower
61%inclusion302 decks494 decks
5%synergy
Mystic Sanctuary
55%inclusion270 decks494 decks
4%synergy
Nykthos, Shrine to Nyx
35%inclusion173 decks494 decks
19%synergy
Castle Vantress
33%inclusion161 decks494 decks
14%synergy
Three Tree City
30%inclusion89 decks296 decks
26%synergy
Otawara, Soaring City
30%inclusion147 decks494 decks
4%synergy
War Room
22%inclusion108 decks494 decks
6%synergy
Rogue's Passage
22%inclusion108 decks494 decks
7%synergy
Halimar Depths
19%inclusion94 decks494 decks
9%synergy
Rivendell
17%inclusion84 decks494 decks
6%synergy
Minamo, School at Water's Edge
16%inclusion80 decks494 decks
4%synergy
Lonely Sandbar
16%inclusion79 decks494 decks
2%synergy
Mutavault
14%inclusion70 decks494 decks
13%synergy
Riptide Laboratory
13%inclusion65 decks494 decks
3%synergy
Temple of the False God
9.3%inclusion46 decks494 decks
-1%synergy
Sunken Palace
6.5%inclusion24 decks369 decks
2%synergy
Coral Atoll
6.5%inclusion32 decks494 decks
3%synergy
Hall of Storm Giants
6.3%inclusion31 decks494 decks
4%synergy
Academy Ruins
6.3%inclusion31 decks494 decks
-12%synergy
Mistrise Village
6.3%inclusion3 decks48 decks
-3%synergy
Scavenger Grounds
5.9%inclusion29 decks494 decks
-2%synergy
Remote Isle
5.5%inclusion27 decks494 decks
0%synergy
Tolaria West
5.1%inclusion25 decks494 decks
-1%synergy
Svyelunite Temple
5.1%inclusion25 decks494 decks
4%synergy
Mana Artifacts
Sol Ring
81%inclusion398 decks494 decks
-5%synergy
Arcane Signet
63%inclusion311 decks494 decks
-2%synergy
Thought Vessel
45%inclusion224 decks494 decks
-6%synergy
Patchwork Banner
31%inclusion89 decks288 decks
27%synergy
Sky Diamond
25%inclusion124 decks494 decks
2%synergy
Heraldic Banner
21%inclusion105 decks494 decks
16%synergy
Mind Stone
20%inclusion97 decks494 decks
-16%synergy
Caged Sun
14%inclusion69 decks494 decks
3%synergy
Nyx Lotus
14%inclusion67 decks494 decks
10%synergy
Throne of Eldraine
12%inclusion60 decks494 decks
3%synergy
Fellwar Stone
11%inclusion55 decks494 decks
-9%synergy
Decanter of Endless Water
11%inclusion54 decks494 decks
-3%synergy
Midnight Clock
11%inclusion52 decks494 decks
-10%synergy
Firdoch Core
6.7%inclusion1 decks15 decks
6%synergy
Jeweled Lotus
6.5%inclusion32 decks494 decks
4%synergy
Gauntlet of Power
6.1%inclusion30 decks494 decks
2%synergy
Sceptre of Eternal Glory
5.5%inclusion27 decks494 decks
1%synergy
Lands
Island
97%inclusion477 decks494 decks
3%synergy
Path of Ancestry
41%inclusion203 decks494 decks
37%synergy
Cavern of Souls
29%inclusion144 decks494 decks
25%synergy
Myriad Landscape
23%inclusion113 decks494 decks
-3%synergy
Sink into Stupor
19%inclusion72 decks389 decks
-3%synergy
Glasspool Mimic
16%inclusion81 decks494 decks
10%synergy
Sea Gate Restoration
11%inclusion56 decks494 decks
-4%synergy
Misty Rainforest
7.5%inclusion37 decks494 decks
0%synergy
Scalding Tarn
7.3%inclusion36 decks494 decks
0%synergy
Jwari Disruption
6.1%inclusion30 decks494 decks
1%synergy
Polluted Delta
5.1%inclusion25 decks494 decks
-3%synergy
Flooded Strand
5.1%inclusion25 decks494 decks
-3%synergy
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