Svyelun of Sea and Sky (Commander) - Expensive 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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Lord of Atlantis
98%inclusion57 decks58 decks
97%synergy
Master of the Pearl Trident
98%inclusion57 decks58 decks
97%synergy
Vodalian Hexcatcher
93%inclusion54 decks58 decks
92%synergy
Merrow Reejerey
93%inclusion54 decks58 decks
92%synergy
Kopala, Warden of Waves
90%inclusion52 decks58 decks
88%synergy
Emperor Mihail II
88%inclusion51 decks58 decks
87%synergy
Merfolk Sovereign
86%inclusion50 decks58 decks
85%synergy
Thada Adel, Acquisitor
84%inclusion49 decks58 decks
83%synergy
Stonybrook Banneret
86%inclusion50 decks58 decks
83%synergy
Seafloor Oracle
83%inclusion48 decks58 decks
81%synergy
Top Cards
Mana Drain
88%inclusion51 decks58 decks
61%synergy
Lullmage Mentor
83%inclusion48 decks58 decks
81%synergy
Sapphire Medallion
79%inclusion46 decks58 decks
22%synergy
Thieving Skydiver
79%inclusion46 decks58 decks
75%synergy
Force of Negation
76%inclusion44 decks58 decks
60%synergy
Deeproot Pilgrimage
74%inclusion43 decks58 decks
73%synergy
Merrow Harbinger
72%inclusion42 decks58 decks
71%synergy
Merrow Commerce
72%inclusion42 decks58 decks
71%synergy
Wanderwine Prophets
72%inclusion42 decks58 decks
72%synergy
Tishana's Tidebinder
71%inclusion41 decks58 decks
66%synergy
Game Changers
Cyclonic Rift
95%inclusion55 decks58 decks
60%synergy
Rhystic Study
88%inclusion51 decks58 decks
54%synergy
Fierce Guardianship
84%inclusion49 decks58 decks
61%synergy
Force of Will
83%inclusion48 decks58 decks
65%synergy
Mystical Tutor
57%inclusion33 decks58 decks
33%synergy
Thassa's Oracle
53%inclusion31 decks58 decks
40%synergy
Ancient Tomb
52%inclusion30 decks58 decks
40%synergy
Chrome Mox
43%inclusion25 decks58 decks
34%synergy
The One Ring
33%inclusion19 decks58 decks
20%synergy
Mana Vault
24%inclusion14 decks58 decks
13%synergy
Creatures
Merfolk Trickster
71%inclusion41 decks58 decks
69%synergy
Harbinger of the Seas
67%inclusion29 decks43 decks
58%synergy
True-Name Nemesis
62%inclusion36 decks58 decks
61%synergy
Seahunter
62%inclusion36 decks58 decks
61%synergy
Tide Shaper
62%inclusion36 decks58 decks
61%synergy
Silvergill Adept
55%inclusion32 decks58 decks
55%synergy
Cursecatcher
55%inclusion32 decks58 decks
54%synergy
Deepchannel Mentor
53%inclusion31 decks58 decks
52%synergy
Coralhelm Commander
50%inclusion29 decks58 decks
49%synergy
Harbinger of the Tides
50%inclusion29 decks58 decks
49%synergy
Mist Dancer
48%inclusion28 decks58 decks
47%synergy
Rishadan Dockhand
47%inclusion27 decks58 decks
46%synergy
Empress Galina
47%inclusion27 decks58 decks
46%synergy
Master of Waves
38%inclusion22 decks58 decks
34%synergy
Cosi's Trickster
38%inclusion22 decks58 decks
37%synergy
Mindspring Merfolk
33%inclusion2 decks6 decks
33%synergy
Thassa, God of the Sea
31%inclusion18 decks58 decks
27%synergy
Roaming Throne
31%inclusion18 decks58 decks
27%synergy
Glasspool Mimic
29%inclusion17 decks58 decks
23%synergy
Mistcaller
28%inclusion16 decks58 decks
27%synergy
Kiora, the Rising Tide
27%inclusion4 decks15 decks
23%synergy
Titan of Littjara
26%inclusion15 decks58 decks
24%synergy
Surgespanner
24%inclusion14 decks58 decks
24%synergy
Tempest Caller
24%inclusion14 decks58 decks
23%synergy
Triton Shorestalker
24%inclusion14 decks58 decks
22%synergy
Mist-Cloaked Herald
22%inclusion13 decks58 decks
20%synergy
Sea Scryer
22%inclusion13 decks58 decks
21%synergy
Talrand, Sky Summoner
21%inclusion12 decks58 decks
7%synergy
Wake Thrasher
21%inclusion12 decks58 decks
20%synergy
Metallic Mimic
19%inclusion11 decks58 decks
18%synergy
Sigil Tracer
19%inclusion11 decks58 decks
18%synergy
Phantasmal Image
17%inclusion10 decks58 decks
12%synergy
Alandra, Sky Dreamer
17%inclusion10 decks58 decks
10%synergy
Enduring Curiosity
15%inclusion4 decks26 decks
9%synergy
Wonder
14%inclusion8 decks58 decks
8%synergy
Merfolk Looter
14%inclusion8 decks58 decks
11%synergy
River Sneak
14%inclusion8 decks58 decks
13%synergy
Defiler of Dreams
12%inclusion7 decks58 decks
3%synergy
Floodpits Drowner
12%inclusion3 decks25 decks
11%synergy
Subtlety
10%inclusion6 decks58 decks
9%synergy
Phyrexian Metamorph
10%inclusion6 decks58 decks
-8%synergy
Tideshaper Mystic
10%inclusion6 decks58 decks
10%synergy
Tidebinder Mage
10%inclusion6 decks58 decks
10%synergy
Benthic Biomancer
10%inclusion6 decks58 decks
9%synergy
Merfolk Windrobber
10%inclusion6 decks58 decks
10%synergy
Gray Harbor Merfolk
10%inclusion6 decks58 decks
10%synergy
Eluge, the Shoreless Sea
9.1%inclusion3 decks33 decks
1%synergy
Stormtide Leviathan
8.6%inclusion5 decks58 decks
2%synergy
Thassa, Deep-Dwelling
8.6%inclusion5 decks58 decks
4%synergy
Snapcaster Mage
8.6%inclusion5 decks58 decks
2%synergy
Instants
Counterspell
69%inclusion40 decks58 decks
2%synergy
Rapid Hybridization
67%inclusion39 decks58 decks
33%synergy
Swan Song
64%inclusion37 decks58 decks
38%synergy
Pongify
62%inclusion36 decks58 decks
22%synergy
High Tide
50%inclusion29 decks58 decks
6%synergy
Flare of Denial
47%inclusion20 decks43 decks
40%synergy
An Offer You Can't Refuse
45%inclusion26 decks58 decks
9%synergy
Flusterstorm
33%inclusion19 decks58 decks
23%synergy
Brainstorm
31%inclusion18 decks58 decks
-10%synergy
Pact of Negation
31%inclusion18 decks58 decks
21%synergy
Cryptic Command
26%inclusion15 decks58 decks
14%synergy
Reality Shift
24%inclusion14 decks58 decks
-4%synergy
March of Swirling Mist
24%inclusion14 decks58 decks
16%synergy
Resculpt
22%inclusion13 decks58 decks
3%synergy
Mental Misstep
21%inclusion12 decks58 decks
14%synergy
Aetherize
19%inclusion11 decks58 decks
-9%synergy
Strix Serenade
19%inclusion8 decks43 decks
9%synergy
Sink into Stupor
19%inclusion8 decks43 decks
-3%synergy
Muddle the Mixture
17%inclusion10 decks58 decks
1%synergy
Chain of Vapor
17%inclusion10 decks58 decks
12%synergy
Negate
17%inclusion10 decks58 decks
-21%synergy
Mindbreak Trap
14%inclusion8 decks58 decks
8%synergy
Arcane Denial
14%inclusion8 decks58 decks
-22%synergy
Archmage's Charm
10%inclusion6 decks58 decks
-6%synergy
Thassa's Rebuff
10%inclusion6 decks58 decks
9%synergy
Delay
8.6%inclusion5 decks58 decks
5%synergy
Frantic Search
6.9%inclusion4 decks58 decks
-23%synergy
Wash Away
6.9%inclusion4 decks58 decks
2%synergy
Filter Out
6.9%inclusion4 decks58 decks
3%synergy
Snap
6.9%inclusion4 decks58 decks
-11%synergy
Stifle
6.9%inclusion4 decks58 decks
4%synergy
Dramatic Reversal
6.9%inclusion4 decks58 decks
-13%synergy
Suspend
6.9%inclusion4 decks58 decks
5%synergy
Three Steps Ahead
6.5%inclusion3 decks46 decks
-3%synergy
Unsubstantiate
5.2%inclusion3 decks58 decks
3%synergy
Dispel
5.2%inclusion3 decks58 decks
-4%synergy
Misdirection
5.2%inclusion3 decks58 decks
0%synergy
Mystic Confluence
5.2%inclusion3 decks58 decks
-4%synergy
Narset's Reversal
5.2%inclusion3 decks58 decks
-7%synergy
Spell Pierce
5.2%inclusion3 decks58 decks
-3%synergy
Sorceries
Raise the Palisade
41%inclusion24 decks58 decks
38%synergy
Aquitect's Will
38%inclusion22 decks58 decks
33%synergy
Sea Gate Restoration
36%inclusion21 decks58 decks
22%synergy
Distant Melody
34%inclusion20 decks58 decks
29%synergy
Ponder
31%inclusion18 decks58 decks
1%synergy
Windfall
28%inclusion16 decks58 decks
5%synergy
Fabricate
12%inclusion7 decks58 decks
-10%synergy
Rite of Replication
12%inclusion7 decks58 decks
5%synergy
Inundate
10%inclusion6 decks58 decks
9%synergy
Merchant Scroll
10%inclusion6 decks58 decks
1%synergy
Curse of the Swine
10%inclusion6 decks58 decks
-1%synergy
Preordain
10%inclusion6 decks58 decks
-14%synergy
Gitaxian Probe
8.6%inclusion5 decks58 decks
-3%synergy
Time Warp
6.9%inclusion4 decks58 decks
1%synergy
Spectral Deluge
6.9%inclusion4 decks58 decks
-4%synergy
Ravenform
6.9%inclusion4 decks58 decks
-3%synergy
Wash Out
5.2%inclusion3 decks58 decks
0%synergy
Temporal Mastery
5.2%inclusion3 decks58 decks
2%synergy
Irenicus's Vile Duplication
5.2%inclusion3 decks58 decks
-3%synergy
Timetwister
5.2%inclusion3 decks58 decks
3%synergy
Time Spiral
5.2%inclusion3 decks58 decks
4%synergy
Utility Artifacts
The Water Crystal
100%inclusion1 decks1 decks
90%synergy
Bident of Thassa
55%inclusion32 decks58 decks
43%synergy
Lightning Greaves
43%inclusion25 decks58 decks
17%synergy
Herald's Horn
34%inclusion20 decks58 decks
33%synergy
Vanquisher's Banner
31%inclusion18 decks58 decks
30%synergy
Quicksilver Fountain
29%inclusion17 decks58 decks
28%synergy
Kefnet's Monument
17%inclusion10 decks58 decks
11%synergy
Commander's Plate
17%inclusion10 decks58 decks
13%synergy
Coat of Arms
16%inclusion9 decks58 decks
14%synergy
Aether Vial
16%inclusion9 decks58 decks
15%synergy
Sword of Feast and Famine
14%inclusion8 decks58 decks
12%synergy
Banner of Kinship
13%inclusion2 decks15 decks
11%synergy
Sensei's Divining Top
12%inclusion7 decks58 decks
-3%synergy
Sword of the Animist
12%inclusion7 decks58 decks
7%synergy
The Indomitable
10%inclusion6 decks58 decks
8%synergy
Door of Destinies
10%inclusion6 decks58 decks
10%synergy
Winter Moon
7.0%inclusion3 decks43 decks
2%synergy
Shadowspear
6.9%inclusion4 decks58 decks
5%synergy
Cursed Totem
5.2%inclusion3 decks58 decks
4%synergy
Wayfarer's Bauble
5.2%inclusion3 decks58 decks
-13%synergy
Grafdigger's Cage
5.2%inclusion3 decks58 decks
0%synergy
Robe of the Archmagi
5.2%inclusion3 decks58 decks
4%synergy
Urza's Incubator
5.2%inclusion3 decks58 decks
4%synergy
Swiftfoot Boots
5.2%inclusion3 decks58 decks
-23%synergy
Isochron Scepter
5.2%inclusion3 decks58 decks
-13%synergy
Throne of the God-Pharaoh
5.2%inclusion3 decks58 decks
5%synergy
Enchantments
Kindred Discovery
69%inclusion40 decks58 decks
62%synergy
Mystic Remora
69%inclusion40 decks58 decks
42%synergy
Deeproot Waters
64%inclusion37 decks58 decks
63%synergy
Reflections of Littjara
36%inclusion21 decks58 decks
33%synergy
Back to Basics
34%inclusion20 decks58 decks
27%synergy
Spreading Seas
26%inclusion15 decks58 decks
25%synergy
Propaganda
24%inclusion14 decks58 decks
-5%synergy
Imprisoned in the Moon
19%inclusion11 decks58 decks
7%synergy
Reconnaissance Mission
17%inclusion10 decks58 decks
10%synergy
Wizard Class
17%inclusion10 decks58 decks
1%synergy
Teferi's Ageless Insight
14%inclusion8 decks58 decks
-3%synergy
Intruder Alarm
14%inclusion8 decks58 decks
11%synergy
Leyline of Anticipation
10%inclusion6 decks58 decks
1%synergy
Coastal Piracy
10%inclusion6 decks58 decks
6%synergy
Amphibian Downpour
10%inclusion4 decks41 decks
4%synergy
Military Intelligence
6.9%inclusion4 decks58 decks
6%synergy
Dress Down
6.9%inclusion4 decks58 decks
4%synergy
Thought Lash
6.9%inclusion4 decks58 decks
6%synergy
Witness Protection
5.2%inclusion3 decks58 decks
-1%synergy
Court of Vantress
5.2%inclusion3 decks58 decks
4%synergy
Eaten by Piranhas
5.2%inclusion3 decks58 decks
2%synergy
Planeswalkers
Narset, Parter of Veils
21%inclusion12 decks58 decks
9%synergy
Utility Lands
Jidoor, Aristocratic Capital
100%inclusion1 decks1 decks
95%synergy
Mystic Sanctuary
76%inclusion44 decks58 decks
25%synergy
Nykthos, Shrine to Nyx
76%inclusion44 decks58 decks
60%synergy
Otawara, Soaring City
76%inclusion44 decks58 decks
51%synergy
Minamo, School at Water's Edge
60%inclusion35 decks58 decks
48%synergy
Reliquary Tower
53%inclusion31 decks58 decks
-3%synergy
Three Tree City
48%inclusion16 decks33 decks
45%synergy
Mutavault
47%inclusion27 decks58 decks
46%synergy
Castle Vantress
45%inclusion26 decks58 decks
26%synergy
Urza's Saga
29%inclusion17 decks58 decks
13%synergy
War Room
22%inclusion13 decks58 decks
6%synergy
Academy Ruins
19%inclusion11 decks58 decks
1%synergy
Rivendell
16%inclusion9 decks58 decks
4%synergy
Wasteland
14%inclusion8 decks58 decks
12%synergy
Rogue's Passage
12%inclusion7 decks58 decks
-3%synergy
Hall of Storm Giants
10%inclusion6 decks58 decks
8%synergy
Riptide Laboratory
8.6%inclusion5 decks58 decks
-2%synergy
Tolaria West
8.6%inclusion5 decks58 decks
3%synergy
Scavenger Grounds
8.6%inclusion5 decks58 decks
1%synergy
Strip Mine
8.6%inclusion5 decks58 decks
6%synergy
Halimar Depths
6.9%inclusion4 decks58 decks
-3%synergy
Lonely Sandbar
6.9%inclusion4 decks58 decks
-8%synergy
Cephalid Coliseum
6.9%inclusion4 decks58 decks
-2%synergy
Command Beacon
5.2%inclusion3 decks58 decks
1%synergy
Mana Artifacts
Sol Ring
90%inclusion52 decks58 decks
4%synergy
Arcane Signet
67%inclusion39 decks58 decks
2%synergy
Jeweled Lotus
45%inclusion26 decks58 decks
41%synergy
Mana Crypt
38%inclusion22 decks58 decks
34%synergy
Thought Vessel
36%inclusion21 decks58 decks
-16%synergy
Throne of Eldraine
24%inclusion14 decks58 decks
15%synergy
Patchwork Banner
18%inclusion6 decks33 decks
15%synergy
Mox Diamond
17%inclusion10 decks58 decks
11%synergy
Fellwar Stone
17%inclusion10 decks58 decks
-3%synergy
Mox Amber
16%inclusion9 decks58 decks
8%synergy
Lotus Petal
14%inclusion8 decks58 decks
2%synergy
Mind Stone
14%inclusion8 decks58 decks
-23%synergy
Heraldic Banner
12%inclusion7 decks58 decks
6%synergy
Midnight Clock
12%inclusion7 decks58 decks
-9%synergy
Sky Diamond
8.6%inclusion5 decks58 decks
-15%synergy
Sceptre of Eternal Glory
8.6%inclusion5 decks58 decks
4%synergy
Mox Opal
8.6%inclusion5 decks58 decks
-1%synergy
Caged Sun
6.9%inclusion4 decks58 decks
-5%synergy
Gauntlet of Power
6.9%inclusion4 decks58 decks
3%synergy
Nyx Lotus
6.9%inclusion4 decks58 decks
3%synergy
Extraplanar Lens
6.9%inclusion4 decks58 decks
-1%synergy
Grim Monolith
5.2%inclusion3 decks58 decks
0%synergy
Lands
Island
88%inclusion51 decks58 decks
-5%synergy
Cavern of Souls
78%inclusion45 decks58 decks
73%synergy
Misty Rainforest
40%inclusion23 decks58 decks
32%synergy
Scalding Tarn
40%inclusion23 decks58 decks
32%synergy
Sea Gate Restoration
36%inclusion21 decks58 decks
22%synergy
Glasspool Mimic
29%inclusion17 decks58 decks
23%synergy
Path of Ancestry
29%inclusion17 decks58 decks
25%synergy
Flooded Strand
28%inclusion16 decks58 decks
19%synergy
Gemstone Caverns
26%inclusion15 decks58 decks
20%synergy
Polluted Delta
26%inclusion15 decks58 decks
18%synergy
Prismatic Vista
21%inclusion12 decks58 decks
16%synergy
Sink into Stupor
19%inclusion8 decks43 decks
-3%synergy
Fabled Passage
14%inclusion8 decks58 decks
11%synergy
Snow-Covered Island
12%inclusion7 decks58 decks
4%synergy
Myriad Landscape
5.2%inclusion3 decks58 decks
-21%synergy
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