Svyelun of Sea and Sky (Commander)

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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Attuma, Atlantean Warlord
14%inclusion23 decks168 decks
13%synergy
Champions of the Shoal
11%inclusion6 decks57 decks
10%synergy
Namor the Sub-Mariner
10%inclusion17 decks168 decks
10%synergy
Disruptor of Currents
10%inclusion7 decks71 decks
9%synergy
Harmonized Crescendo
10%inclusion7 decks71 decks
8%synergy
High Synergy Cards
Master of the Pearl Trident
93%inclusion1.38K decks1.48K decks
91%synergy
Merrow Reejerey
91%inclusion1.35K decks1.48K decks
90%synergy
Merfolk Sovereign
91%inclusion1.35K decks1.48K decks
89%synergy
Kopala, Warden of Waves
87%inclusion1.29K decks1.48K decks
86%synergy
Emperor Mihail II
84%inclusion1.25K decks1.48K decks
83%synergy
Seafloor Oracle
85%inclusion1.26K decks1.48K decks
83%synergy
Vodalian Hexcatcher
84%inclusion1.24K decks1.48K decks
82%synergy
Stonybrook Banneret
85%inclusion1.26K decks1.48K decks
82%synergy
Deeproot Waters
81%inclusion1.20K decks1.48K decks
80%synergy
Lord of Atlantis
80%inclusion1.18K decks1.48K decks
78%synergy
Top Cards
Counterspell
77%inclusion1.14K decks1.48K decks
10%synergy
Deeproot Pilgrimage
75%inclusion1.10K decks1.48K decks
73%synergy
Bident of Thassa
68%inclusion1K decks1.48K decks
56%synergy
Merrow Harbinger
67%inclusion987 decks1.48K decks
65%synergy
Thieving Skydiver
66%inclusion986 decks1.48K decks
62%synergy
Merrow Commerce
65%inclusion962 decks1.48K decks
64%synergy
Merfolk Trickster
63%inclusion939 decks1.48K decks
62%synergy
Tide Shaper
63%inclusion937 decks1.48K decks
62%synergy
Lullmage Mentor
61%inclusion905 decks1.48K decks
59%synergy
Sapphire Medallion
61%inclusion903 decks1.48K decks
3%synergy
Game Changers
Cyclonic Rift
35%inclusion519 decks1.48K decks
1%synergy
Rhystic Study
29%inclusion437 decks1.48K decks
-4%synergy
Thassa's Oracle
21%inclusion311 decks1.48K decks
8%synergy
Fierce Guardianship
19%inclusion280 decks1.48K decks
-4%synergy
Force of Will
16%inclusion239 decks1.48K decks
-1%synergy
Mystical Tutor
13%inclusion190 decks1.48K decks
-11%synergy
Narset, Parter of Veils
5.3%inclusion78 decks1.48K decks
-6%synergy
Creatures
Harbinger of the Tides
60%inclusion893 decks1.48K decks
59%synergy
Harbinger of the Seas
59%inclusion786 decks1.34K decks
50%synergy
Mist Dancer
57%inclusion848 decks1.48K decks
56%synergy
Deepchannel Mentor
55%inclusion813 decks1.48K decks
54%synergy
Coralhelm Commander
54%inclusion806 decks1.48K decks
54%synergy
Tishana's Tidebinder
50%inclusion740 decks1.48K decks
45%synergy
Silvergill Adept
49%inclusion726 decks1.48K decks
48%synergy
Tempest Caller
45%inclusion670 decks1.48K decks
44%synergy
Mist-Cloaked Herald
45%inclusion666 decks1.48K decks
43%synergy
Triton Shorestalker
45%inclusion661 decks1.48K decks
42%synergy
Thada Adel, Acquisitor
44%inclusion648 decks1.48K decks
42%synergy
True-Name Nemesis
42%inclusion628 decks1.48K decks
42%synergy
Wanderwine Prophets
40%inclusion595 decks1.48K decks
40%synergy
Seahunter
40%inclusion592 decks1.48K decks
39%synergy
River Sneak
40%inclusion587 decks1.48K decks
39%synergy
Rishadan Dockhand
36%inclusion540 decks1.48K decks
36%synergy
Master of Waves
36%inclusion539 decks1.48K decks
33%synergy
Cursecatcher
36%inclusion528 decks1.48K decks
34%synergy
Streambed Aquitects
33%inclusion482 decks1.48K decks
32%synergy
Wake Thrasher
32%inclusion469 decks1.48K decks
31%synergy
Thassa, God of the Sea
31%inclusion455 decks1.48K decks
27%synergy
Cosi's Trickster
31%inclusion454 decks1.48K decks
30%synergy
Mindspring Merfolk
29%inclusion275 decks950 decks
28%synergy
Kiora, the Rising Tide
29%inclusion309 decks1.07K decks
26%synergy
Tidal Warrior
26%inclusion385 decks1.48K decks
25%synergy
Empress Galina
25%inclusion374 decks1.48K decks
24%synergy
Merfolk Looter
25%inclusion373 decks1.48K decks
23%synergy
Talrand, Sky Summoner
25%inclusion366 decks1.48K decks
11%synergy
Summon: Leviathan
24%inclusion163 decks674 decks
22%synergy
Stormtide Leviathan
24%inclusion356 decks1.48K decks
17%synergy
Floodpits Drowner
24%inclusion271 decks1.15K decks
22%synergy
Mistcaller
22%inclusion321 decks1.48K decks
21%synergy
Sea Scryer
20%inclusion302 decks1.48K decks
19%synergy
Gray Harbor Merfolk
19%inclusion277 decks1.48K decks
18%synergy
Surgespanner
18%inclusion272 decks1.48K decks
18%synergy
Alandra, Sky Dreamer
18%inclusion269 decks1.48K decks
11%synergy
Metallic Mimic
17%inclusion257 decks1.48K decks
16%synergy
Slinn Voda, the Rising Deep
16%inclusion235 decks1.48K decks
15%synergy
Glasspool Mimic
16%inclusion231 decks1.48K decks
9%synergy
Library Larcenist
15%inclusion229 decks1.48K decks
15%synergy
Tideshaper Mystic
14%inclusion214 decks1.48K decks
14%synergy
Tidal Courier
14%inclusion208 decks1.48K decks
14%synergy
Roaming Throne
14%inclusion207 decks1.48K decks
10%synergy
Wonder
14%inclusion203 decks1.48K decks
8%synergy
Reef Shaman
13%inclusion195 decks1.48K decks
13%synergy
Merfolk Windrobber
12%inclusion181 decks1.48K decks
11%synergy
Titan of Littjara
12%inclusion179 decks1.48K decks
10%synergy
Enclave Cryptologist
12%inclusion176 decks1.48K decks
11%synergy
Sigil Tracer
11%inclusion167 decks1.48K decks
10%synergy
Merfolk Wayfinder
11%inclusion162 decks1.48K decks
11%synergy
Instants
High Tide
53%inclusion782 decks1.48K decks
8%synergy
Negate
51%inclusion760 decks1.48K decks
13%synergy
Rapid Hybridization
45%inclusion670 decks1.48K decks
11%synergy
Pongify
45%inclusion665 decks1.48K decks
5%synergy
Aetherize
36%inclusion541 decks1.48K decks
8%synergy
Brainstorm
33%inclusion493 decks1.48K decks
-8%synergy
Reality Shift
33%inclusion487 decks1.48K decks
5%synergy
Thassa's Rebuff
32%inclusion473 decks1.48K decks
31%synergy
Arcane Denial
29%inclusion429 decks1.48K decks
-7%synergy
An Offer You Can't Refuse
27%inclusion397 decks1.48K decks
-10%synergy
Flare of Denial
25%inclusion342 decks1.36K decks
18%synergy
Swan Song
23%inclusion343 decks1.48K decks
-3%synergy
Mana Drain
22%inclusion330 decks1.48K decks
-5%synergy
Flow of Knowledge
21%inclusion308 decks1.48K decks
5%synergy
Resculpt
19%inclusion285 decks1.48K decks
1%synergy
Sink into Stupor
18%inclusion240 decks1.34K decks
-4%synergy
Filter Out
18%inclusion262 decks1.48K decks
14%synergy
Cryptic Command
17%inclusion245 decks1.48K decks
5%synergy
Opt
16%inclusion235 decks1.48K decks
-9%synergy
Archmage's Charm
15%inclusion225 decks1.48K decks
-2%synergy
Spell Pierce
15%inclusion216 decks1.48K decks
6%synergy
Force of Negation
13%inclusion193 decks1.48K decks
-2%synergy
March of Swirling Mist
11%inclusion169 decks1.48K decks
3%synergy
Wash Away
11%inclusion157 decks1.48K decks
6%synergy
Snap
11%inclusion157 decks1.48K decks
-8%synergy
Mana Leak
10%inclusion154 decks1.48K decks
4%synergy
Strix Serenade
10%inclusion134 decks1.34K decks
1%synergy
Muddle the Mixture
10%inclusion142 decks1.48K decks
-6%synergy
Frantic Search
10%inclusion142 decks1.48K decks
-20%synergy
Engulf the Shore
9.2%inclusion137 decks1.48K decks
1%synergy
Cancel
8.6%inclusion128 decks1.48K decks
4%synergy
Disallow
7.1%inclusion106 decks1.48K decks
0%synergy
Aetherspouts
7.1%inclusion105 decks1.48K decks
0%synergy
Narset's Reversal
7.1%inclusion105 decks1.48K decks
-5%synergy
Dispel
6.9%inclusion103 decks1.48K decks
-2%synergy
Mystic Confluence
6.9%inclusion102 decks1.48K decks
-3%synergy
Pact of Negation
6.7%inclusion99 decks1.48K decks
-4%synergy
Rewind
6.5%inclusion97 decks1.48K decks
-6%synergy
Jwari Disruption
6.2%inclusion92 decks1.48K decks
1%synergy
Three Steps Ahead
5.6%inclusion78 decks1.40K decks
-4%synergy
Polymorphist's Jest
5.5%inclusion81 decks1.48K decks
4%synergy
Disdainful Stroke
5.5%inclusion81 decks1.48K decks
1%synergy
Sorceries
Distant Melody
52%inclusion765 decks1.48K decks
47%synergy
Aquitect's Will
51%inclusion750 decks1.48K decks
45%synergy
Raise the Palisade
32%inclusion470 decks1.48K decks
29%synergy
Ponder
29%inclusion431 decks1.48K decks
-1%synergy
Spectral Deluge
19%inclusion287 decks1.48K decks
8%synergy
Crashing Tide
17%inclusion255 decks1.48K decks
17%synergy
Preordain
17%inclusion249 decks1.48K decks
-7%synergy
Ravenform
16%inclusion236 decks1.48K decks
7%synergy
Inundate
15%inclusion220 decks1.48K decks
13%synergy
Rite of Replication
14%inclusion204 decks1.48K decks
7%synergy
Curse of the Swine
13%inclusion200 decks1.48K decks
2%synergy
Chart a Course
10%inclusion150 decks1.48K decks
6%synergy
Sea Gate Restoration
10%inclusion149 decks1.48K decks
-5%synergy
River's Rebuke
10%inclusion148 decks1.48K decks
7%synergy
Windfall
10%inclusion147 decks1.48K decks
-13%synergy
Wash Out
9.0%inclusion134 decks1.48K decks
4%synergy
Flow of Ideas
5.7%inclusion85 decks1.48K decks
1%synergy
Utility Artifacts
Kefnet's Monument
38%inclusion561 decks1.48K decks
31%synergy
Herald's Horn
35%inclusion524 decks1.48K decks
33%synergy
Vanquisher's Banner
33%inclusion489 decks1.48K decks
32%synergy
Lightning Greaves
21%inclusion317 decks1.48K decks
-5%synergy
Quicksilver Fountain
20%inclusion300 decks1.48K decks
19%synergy
Door of Destinies
19%inclusion280 decks1.48K decks
18%synergy
Swiftfoot Boots
19%inclusion278 decks1.48K decks
-9%synergy
Banner of Kinship
15%inclusion164 decks1.07K decks
13%synergy
Coat of Arms
14%inclusion203 decks1.48K decks
12%synergy
Wayfarer's Bauble
12%inclusion184 decks1.48K decks
-6%synergy
Sword of the Animist
11%inclusion163 decks1.48K decks
6%synergy
Icon of Ancestry
11%inclusion159 decks1.48K decks
10%synergy
Aether Vial
7.9%inclusion117 decks1.48K decks
7%synergy
Commander's Plate
6.9%inclusion102 decks1.48K decks
3%synergy
Stoneforge Masterwork
6.8%inclusion101 decks1.48K decks
6%synergy
Enchantments
Kindred Discovery
58%inclusion862 decks1.48K decks
51%synergy
Reflections of Littjara
54%inclusion802 decks1.48K decks
51%synergy
Spreading Seas
32%inclusion479 decks1.48K decks
31%synergy
Reconnaissance Mission
31%inclusion457 decks1.48K decks
24%synergy
Mystic Remora
23%inclusion348 decks1.48K decks
-4%synergy
Wizard Class
21%inclusion309 decks1.48K decks
4%synergy
Propaganda
21%inclusion306 decks1.48K decks
-9%synergy
Aquatic Incursion
19%inclusion277 decks1.48K decks
18%synergy
Coastal Piracy
18%inclusion262 decks1.48K decks
13%synergy
Imprisoned in the Moon
18%inclusion261 decks1.48K decks
6%synergy
Eaten by Piranhas
11%inclusion168 decks1.48K decks
8%synergy
Military Intelligence
11%inclusion166 decks1.48K decks
10%synergy
Back to Basics
10%inclusion155 decks1.48K decks
3%synergy
Leyline of Anticipation
10%inclusion141 decks1.48K decks
0%synergy
Curiosity
9.4%inclusion139 decks1.48K decks
7%synergy
Teferi's Ageless Insight
8.6%inclusion128 decks1.48K decks
-9%synergy
Sea's Claim
8.4%inclusion124 decks1.48K decks
8%synergy
Witness Protection
7.9%inclusion117 decks1.48K decks
2%synergy
Aqueous Form
7.2%inclusion107 decks1.48K decks
2%synergy
Amphibian Downpour
7.1%inclusion94 decks1.33K decks
1%synergy
Intruder Alarm
7.0%inclusion104 decks1.48K decks
4%synergy
Utility Lands
Reliquary Tower
60%inclusion888 decks1.48K decks
4%synergy
Mystic Sanctuary
53%inclusion779 decks1.48K decks
2%synergy
Castle Vantress
31%inclusion467 decks1.48K decks
13%synergy
Nykthos, Shrine to Nyx
30%inclusion451 decks1.48K decks
14%synergy
Otawara, Soaring City
26%inclusion388 decks1.48K decks
1%synergy
Three Tree City
24%inclusion294 decks1.24K decks
20%synergy
Halimar Depths
22%inclusion330 decks1.48K decks
12%synergy
Rogue's Passage
20%inclusion298 decks1.48K decks
5%synergy
Lonely Sandbar
17%inclusion256 decks1.48K decks
3%synergy
War Room
16%inclusion244 decks1.48K decks
0%synergy
Rivendell
14%inclusion214 decks1.48K decks
3%synergy
Minamo, School at Water's Edge
14%inclusion203 decks1.48K decks
1%synergy
Mutavault
12%inclusion183 decks1.48K decks
11%synergy
Riptide Laboratory
12%inclusion180 decks1.48K decks
2%synergy
Scavenger Grounds
7.7%inclusion114 decks1.48K decks
0%synergy
Temple of the False God
7.6%inclusion112 decks1.48K decks
-3%synergy
Academy Ruins
6.9%inclusion103 decks1.48K decks
-11%synergy
Coral Atoll
6.7%inclusion100 decks1.48K decks
3%synergy
Svyelunite Temple
6.3%inclusion94 decks1.48K decks
6%synergy
Hall of Storm Giants
5.8%inclusion86 decks1.48K decks
3%synergy
Remote Isle
5.7%inclusion85 decks1.48K decks
1%synergy
Mana Artifacts
Sol Ring
81%inclusion1.19K decks1.48K decks
-5%synergy
Arcane Signet
58%inclusion863 decks1.48K decks
-7%synergy
Thought Vessel
44%inclusion657 decks1.48K decks
-7%synergy
Patchwork Banner
29%inclusion357 decks1.23K decks
25%synergy
Heraldic Banner
24%inclusion351 decks1.48K decks
18%synergy
Sky Diamond
23%inclusion348 decks1.48K decks
0%synergy
Mind Stone
22%inclusion325 decks1.48K decks
-14%synergy
Caged Sun
13%inclusion192 decks1.48K decks
2%synergy
Nyx Lotus
12%inclusion179 decks1.48K decks
8%synergy
Decanter of Endless Water
12%inclusion173 decks1.48K decks
-3%synergy
Midnight Clock
10%inclusion154 decks1.48K decks
-10%synergy
Throne of Eldraine
9.0%inclusion133 decks1.48K decks
0%synergy
Fellwar Stone
8.8%inclusion130 decks1.48K decks
-11%synergy
Commander's Sphere
6.6%inclusion98 decks1.48K decks
-3%synergy
Gauntlet of Power
5.9%inclusion87 decks1.48K decks
2%synergy
Lands
Island
97%inclusion1.44K decks1.48K decks
4%synergy
Path of Ancestry
40%inclusion596 decks1.48K decks
36%synergy
Cavern of Souls
25%inclusion368 decks1.48K decks
20%synergy
Myriad Landscape
22%inclusion321 decks1.48K decks
-5%synergy
Sink into Stupor
18%inclusion240 decks1.34K decks
-4%synergy
Glasspool Mimic
16%inclusion231 decks1.48K decks
9%synergy
Sea Gate Restoration
10%inclusion149 decks1.48K decks
-5%synergy
Jwari Disruption
6.2%inclusion92 decks1.48K decks
1%synergy
Misty Rainforest
5.9%inclusion88 decks1.48K decks
-2%synergy
Command Tower
5.9%inclusion88 decks1.48K decks
2%synergy
Scalding Tarn
5.5%inclusion82 decks1.48K decks
-2%synergy
Flooded Strand
5.3%inclusion78 decks1.48K decks
-3%synergy
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