Svyelun of Sea and Sky (Commander) - Upgraded

Svyelun of Sea and Sky
Rank #1,085
67decks
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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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Lands
Back to Top
Peter Parker's Camera
5.0%inclusion1 decks20 decks
4%synergy
Chameleon, Master of Disguise
5.0%inclusion1 decks20 decks
2%synergy
High Synergy Cards
Master of the Pearl Trident
96%inclusion64 decks67 decks
94%synergy
Merfolk Sovereign
94%inclusion63 decks67 decks
92%synergy
Merrow Reejerey
91%inclusion61 decks67 decks
89%synergy
Seafloor Oracle
90%inclusion60 decks67 decks
88%synergy
Emperor Mihail II
87%inclusion58 decks67 decks
86%synergy
Stonybrook Banneret
88%inclusion59 decks67 decks
84%synergy
Lord of Atlantis
85%inclusion57 decks67 decks
84%synergy
Kopala, Warden of Waves
85%inclusion57 decks67 decks
84%synergy
Vodalian Hexcatcher
85%inclusion57 decks67 decks
84%synergy
Thieving Skydiver
78%inclusion52 decks67 decks
73%synergy
Top Cards
Counterspell
79%inclusion53 decks67 decks
12%synergy
Sapphire Medallion
73%inclusion49 decks67 decks
17%synergy
Deeproot Pilgrimage
73%inclusion49 decks67 decks
72%synergy
Bident of Thassa
73%inclusion49 decks67 decks
61%synergy
Deeproot Waters
69%inclusion46 decks67 decks
67%synergy
Merrow Harbinger
69%inclusion46 decks67 decks
68%synergy
Merrow Commerce
67%inclusion45 decks67 decks
66%synergy
Lullmage Mentor
66%inclusion44 decks67 decks
64%synergy
Harbinger of the Tides
64%inclusion43 decks67 decks
63%synergy
Tide Shaper
63%inclusion42 decks67 decks
62%synergy
Game Changers
Cyclonic Rift
33%inclusion22 decks67 decks
-3%synergy
Thassa's Oracle
28%inclusion19 decks67 decks
15%synergy
Rhystic Study
27%inclusion18 decks67 decks
-7%synergy
Fierce Guardianship
18%inclusion12 decks67 decks
-5%synergy
Force of Will
16%inclusion11 decks67 decks
-1%synergy
Mystical Tutor
9.0%inclusion6 decks67 decks
-16%synergy
Creatures
Merfolk Trickster
63%inclusion42 decks67 decks
61%synergy
Tishana's Tidebinder
61%inclusion41 decks67 decks
57%synergy
Mist Dancer
61%inclusion40 decks66 decks
60%synergy
Harbinger of the Seas
54%inclusion35 decks65 decks
45%synergy
Deepchannel Mentor
54%inclusion36 decks67 decks
52%synergy
Coralhelm Commander
52%inclusion35 decks67 decks
51%synergy
Silvergill Adept
52%inclusion35 decks67 decks
52%synergy
Thada Adel, Acquisitor
51%inclusion34 decks67 decks
49%synergy
Seahunter
49%inclusion33 decks67 decks
49%synergy
True-Name Nemesis
48%inclusion32 decks67 decks
47%synergy
Triton Shorestalker
42%inclusion28 decks67 decks
39%synergy
Wanderwine Prophets
42%inclusion28 decks67 decks
41%synergy
Master of Waves
40%inclusion27 decks67 decks
36%synergy
Streambed Aquitects
37%inclusion25 decks67 decks
37%synergy
Mist-Cloaked Herald
37%inclusion25 decks67 decks
35%synergy
Wake Thrasher
36%inclusion24 decks67 decks
35%synergy
Rishadan Dockhand
33%inclusion22 decks67 decks
32%synergy
Tempest Caller
33%inclusion22 decks67 decks
32%synergy
Sea Scryer
30%inclusion20 decks67 decks
29%synergy
Thassa, God of the Sea
30%inclusion20 decks67 decks
26%synergy
Cosi's Trickster
30%inclusion20 decks67 decks
29%synergy
Surgespanner
28%inclusion19 decks67 decks
28%synergy
Mistcaller
28%inclusion19 decks67 decks
27%synergy
Kiora, the Rising Tide
28%inclusion18 decks64 decks
25%synergy
River Sneak
27%inclusion18 decks67 decks
26%synergy
Cursecatcher
27%inclusion18 decks67 decks
25%synergy
Summon: Leviathan
27%inclusion11 decks41 decks
25%synergy
Floodpits Drowner
27%inclusion17 decks64 decks
25%synergy
Stormtide Leviathan
24%inclusion16 decks67 decks
17%synergy
Mindspring Merfolk
24%inclusion15 decks63 decks
23%synergy
Sigil Tracer
21%inclusion14 decks67 decks
20%synergy
Reef Shaman
21%inclusion14 decks67 decks
21%synergy
Empress Galina
21%inclusion14 decks67 decks
20%synergy
Glasspool Mimic
19%inclusion13 decks67 decks
13%synergy
Talrand, Sky Summoner
19%inclusion13 decks67 decks
5%synergy
Merfolk Looter
19%inclusion13 decks67 decks
17%synergy
Alandra, Sky Dreamer
18%inclusion12 decks67 decks
11%synergy
Enduring Curiosity
15%inclusion10 decks65 decks
10%synergy
Enclave Cryptologist
15%inclusion10 decks67 decks
14%synergy
Gray Harbor Merfolk
15%inclusion10 decks67 decks
14%synergy
Tidal Warrior
15%inclusion10 decks67 decks
14%synergy
Fallowsage
15%inclusion10 decks67 decks
14%synergy
Hydroelectric Specimen
14%inclusion9 decks65 decks
1%synergy
Forensic Researcher
14%inclusion9 decks66 decks
12%synergy
Metallic Mimic
13%inclusion9 decks67 decks
12%synergy
Roaming Throne
13%inclusion9 decks67 decks
9%synergy
Tidebinder Mage
13%inclusion9 decks67 decks
13%synergy
Tideshaper Mystic
12%inclusion8 decks67 decks
12%synergy
Benthic Biomancer
12%inclusion8 decks67 decks
11%synergy
Merfolk Windrobber
12%inclusion8 decks67 decks
11%synergy
Instants
High Tide
54%inclusion36 decks67 decks
9%synergy
Pongify
49%inclusion33 decks67 decks
9%synergy
Rapid Hybridization
43%inclusion29 decks67 decks
9%synergy
Negate
42%inclusion28 decks67 decks
3%synergy
Aetherize
34%inclusion23 decks67 decks
7%synergy
An Offer You Can't Refuse
34%inclusion23 decks67 decks
-1%synergy
Resculpt
33%inclusion22 decks67 decks
13%synergy
Reality Shift
31%inclusion21 decks67 decks
3%synergy
Arcane Denial
28%inclusion19 decks67 decks
-8%synergy
Thassa's Rebuff
28%inclusion19 decks67 decks
27%synergy
Flare of Denial
28%inclusion18 decks65 decks
21%synergy
Sink into Stupor
28%inclusion18 decks65 decks
7%synergy
Brainstorm
27%inclusion18 decks67 decks
-14%synergy
Swan Song
27%inclusion18 decks67 decks
1%synergy
Archmage's Charm
21%inclusion14 decks67 decks
5%synergy
Filter Out
21%inclusion14 decks67 decks
16%synergy
Cryptic Command
19%inclusion13 decks67 decks
8%synergy
Flow of Knowledge
19%inclusion13 decks67 decks
3%synergy
March of Swirling Mist
18%inclusion12 decks67 decks
10%synergy
Strix Serenade
15%inclusion10 decks65 decks
6%synergy
Frantic Search
15%inclusion10 decks67 decks
-14%synergy
Engulf the Shore
15%inclusion10 decks67 decks
6%synergy
Mana Drain
13%inclusion9 decks67 decks
-13%synergy
Opt
13%inclusion9 decks67 decks
-12%synergy
Disallow
12%inclusion8 decks67 decks
5%synergy
Narset's Reversal
12%inclusion8 decks67 decks
0%synergy
Spell Pierce
12%inclusion8 decks67 decks
3%synergy
Saw It Coming
10%inclusion7 decks67 decks
7%synergy
Aetherspouts
10%inclusion7 decks67 decks
3%synergy
Force of Negation
10%inclusion7 decks67 decks
-5%synergy
Into the Flood Maw
9.2%inclusion6 decks65 decks
4%synergy
Snap
9.0%inclusion6 decks67 decks
-9%synergy
Three Steps Ahead
7.7%inclusion5 decks65 decks
-2%synergy
Muddle the Mixture
7.5%inclusion5 decks67 decks
-9%synergy
Foil
7.5%inclusion5 decks67 decks
2%synergy
Wash Away
7.5%inclusion5 decks67 decks
3%synergy
Misdirection
7.5%inclusion5 decks67 decks
2%synergy
Mystic Confluence
7.5%inclusion5 decks67 decks
-2%synergy
Mystic Reflection
6.0%inclusion4 decks67 decks
4%synergy
Slip Out the Back
6.0%inclusion4 decks67 decks
-2%synergy
Flusterstorm
6.0%inclusion4 decks67 decks
-4%synergy
Jwari Disruption
6.0%inclusion4 decks67 decks
1%synergy
Dispel
6.0%inclusion4 decks67 decks
-3%synergy
Sorceries
Aquitect's Will
51%inclusion34 decks67 decks
45%synergy
Distant Melody
42%inclusion28 decks67 decks
37%synergy
Ponder
31%inclusion21 decks67 decks
2%synergy
Raise the Palisade
30%inclusion20 decks67 decks
27%synergy
Spectral Deluge
25%inclusion17 decks67 decks
14%synergy
Preordain
16%inclusion11 decks67 decks
-8%synergy
Sea Gate Restoration
15%inclusion10 decks67 decks
0%synergy
Ravenform
15%inclusion10 decks67 decks
5%synergy
Rite of Replication
15%inclusion10 decks67 decks
8%synergy
Windfall
9.0%inclusion6 decks67 decks
-14%synergy
Curse of the Swine
9.0%inclusion6 decks67 decks
-3%synergy
Chart a Course
9.0%inclusion6 decks67 decks
4%synergy
Crashing Tide
9.0%inclusion6 decks67 decks
9%synergy
Step Through
9.0%inclusion6 decks67 decks
3%synergy
River's Rebuke
9.0%inclusion6 decks67 decks
5%synergy
Flow of Ideas
7.5%inclusion5 decks67 decks
3%synergy
Inundate
7.5%inclusion5 decks67 decks
6%synergy
Serum Visions
6.0%inclusion4 decks67 decks
-5%synergy
Quasiduplicate
6.0%inclusion4 decks67 decks
3%synergy
Retraced Image
6.0%inclusion4 decks67 decks
3%synergy
Wash Out
6.0%inclusion4 decks67 decks
1%synergy
Utility Artifacts
Herald's Horn
31%inclusion21 decks67 decks
29%synergy
Vanquisher's Banner
28%inclusion19 decks67 decks
27%synergy
Quicksilver Fountain
27%inclusion18 decks67 decks
25%synergy
Kefnet's Monument
24%inclusion16 decks67 decks
17%synergy
Lightning Greaves
21%inclusion14 decks67 decks
-5%synergy
Banner of Kinship
19%inclusion12 decks64 decks
16%synergy
Aether Vial
18%inclusion12 decks67 decks
17%synergy
Coat of Arms
18%inclusion12 decks67 decks
16%synergy
Door of Destinies
15%inclusion10 decks67 decks
14%synergy
Wayfarer's Bauble
12%inclusion8 decks67 decks
-7%synergy
The Indomitable
7.6%inclusion5 decks66 decks
5%synergy
The Water Crystal
7.5%inclusion3 decks40 decks
-3%synergy
Urza's Incubator
7.5%inclusion5 decks67 decks
6%synergy
Swiftfoot Boots
7.5%inclusion5 decks67 decks
-21%synergy
Sword of the Animist
7.5%inclusion5 decks67 decks
2%synergy
Icon of Ancestry
7.5%inclusion5 decks67 decks
7%synergy
Helm of the Host
6.0%inclusion4 decks67 decks
2%synergy
Enchantments
Kindred Discovery
60%inclusion40 decks67 decks
53%synergy
Reflections of Littjara
46%inclusion31 decks67 decks
43%synergy
Spreading Seas
42%inclusion28 decks67 decks
41%synergy
Mystic Remora
30%inclusion20 decks67 decks
2%synergy
Reconnaissance Mission
28%inclusion19 decks67 decks
21%synergy
Coastal Piracy
28%inclusion19 decks67 decks
24%synergy
Curiosity
18%inclusion12 decks67 decks
15%synergy
Imprisoned in the Moon
16%inclusion11 decks67 decks
5%synergy
Military Intelligence
16%inclusion11 decks67 decks
15%synergy
Propaganda
12%inclusion8 decks67 decks
-17%synergy
Sea's Claim
12%inclusion8 decks67 decks
12%synergy
Intruder Alarm
10%inclusion7 decks67 decks
7%synergy
Aquatic Incursion
10%inclusion7 decks67 decks
10%synergy
Wizard Class
10%inclusion7 decks67 decks
-6%synergy
Back to Basics
9.0%inclusion6 decks67 decks
1%synergy
Eaten by Piranhas
7.6%inclusion5 decks66 decks
4%synergy
Leyline of Anticipation
7.5%inclusion5 decks67 decks
-2%synergy
Teferi's Ageless Insight
6.0%inclusion4 decks67 decks
-11%synergy
Ordeal of Thassa
6.0%inclusion4 decks67 decks
6%synergy
Combat Research
6.0%inclusion4 decks67 decks
4%synergy
Utility Lands
Reliquary Tower
63%inclusion42 decks67 decks
6%synergy
Mystic Sanctuary
63%inclusion42 decks67 decks
12%synergy
Castle Vantress
33%inclusion22 decks67 decks
14%synergy
Nykthos, Shrine to Nyx
31%inclusion21 decks67 decks
15%synergy
Mutavault
25%inclusion17 decks67 decks
24%synergy
Otawara, Soaring City
24%inclusion16 decks67 decks
-1%synergy
Three Tree City
23%inclusion15 decks65 decks
20%synergy
Scavenger Grounds
22%inclusion15 decks67 decks
15%synergy
Lonely Sandbar
21%inclusion14 decks67 decks
6%synergy
Rogue's Passage
21%inclusion14 decks67 decks
6%synergy
Halimar Depths
18%inclusion12 decks67 decks
8%synergy
Minamo, School at Water's Edge
18%inclusion12 decks67 decks
6%synergy
Riptide Laboratory
16%inclusion11 decks67 decks
6%synergy
Temple of the False God
12%inclusion8 decks67 decks
2%synergy
Rivendell
12%inclusion8 decks67 decks
0%synergy
War Room
10%inclusion7 decks67 decks
-6%synergy
Svyelunite Temple
9.0%inclusion6 decks67 decks
8%synergy
Archway of Innovation
7.7%inclusion5 decks65 decks
-3%synergy
Remote Isle
7.5%inclusion5 decks67 decks
2%synergy
Ghost Quarter
7.5%inclusion5 decks67 decks
5%synergy
Cephalid Coliseum
7.5%inclusion5 decks67 decks
-1%synergy
Sunken Palace
6.2%inclusion4 decks65 decks
2%synergy
Academy Ruins
6.0%inclusion4 decks67 decks
-12%synergy
Hall of Storm Giants
6.0%inclusion4 decks67 decks
3%synergy
Saprazzan Skerry
6.0%inclusion4 decks67 decks
3%synergy
Mana Artifacts
Sol Ring
85%inclusion57 decks67 decks
-1%synergy
Arcane Signet
64%inclusion43 decks67 decks
-1%synergy
Thought Vessel
37%inclusion25 decks67 decks
-14%synergy
Patchwork Banner
35%inclusion23 decks65 decks
32%synergy
Heraldic Banner
30%inclusion20 decks67 decks
24%synergy
Caged Sun
19%inclusion13 decks67 decks
7%synergy
Sky Diamond
19%inclusion13 decks67 decks
-5%synergy
Mind Stone
18%inclusion12 decks67 decks
-19%synergy
Nyx Lotus
13%inclusion9 decks67 decks
9%synergy
Fellwar Stone
12%inclusion8 decks67 decks
-8%synergy
Decanter of Endless Water
12%inclusion8 decks67 decks
-3%synergy
Midnight Clock
10%inclusion7 decks67 decks
-10%synergy
Gauntlet of Power
7.5%inclusion5 decks67 decks
3%synergy
Springleaf Drum
7.5%inclusion5 decks67 decks
5%synergy
Gilded Lotus
7.5%inclusion5 decks67 decks
-4%synergy
Commander's Sphere
6.0%inclusion4 decks67 decks
-4%synergy
Lands
Island
97%inclusion65 decks67 decks
4%synergy
Path of Ancestry
37%inclusion25 decks67 decks
33%synergy
Sink into Stupor
28%inclusion18 decks65 decks
7%synergy
Cavern of Souls
24%inclusion16 decks67 decks
19%synergy
Myriad Landscape
22%inclusion15 decks67 decks
-4%synergy
Glasspool Mimic
19%inclusion13 decks67 decks
13%synergy
Sea Gate Restoration
15%inclusion10 decks67 decks
0%synergy
Hydroelectric Specimen
14%inclusion9 decks65 decks
1%synergy
Umara Wizard
9.0%inclusion6 decks67 decks
9%synergy
Polluted Delta
7.5%inclusion5 decks67 decks
-1%synergy
Flooded Strand
7.5%inclusion5 decks67 decks
-1%synergy
Misty Rainforest
6.0%inclusion4 decks67 decks
-2%synergy
Demolition Field
6.0%inclusion4 decks67 decks
1%synergy
Jwari Disruption
6.0%inclusion4 decks67 decks
1%synergy
Scalding Tarn
6.0%inclusion4 decks67 decks
-2%synergy
Snow-Covered Island
6.0%inclusion4 decks67 decks
-2%synergy
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