Svyelun of Sea and Sky (Commander) - Core

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
17%inclusion3 decks18 decks
15%synergy
Champions of the Shoal
11%inclusion1 decks9 decks
11%synergy
Dawn-Blessed Pennant
9.1%inclusion1 decks11 decks
9%synergy
Chronicle of Victory
9.1%inclusion1 decks11 decks
9%synergy
Silvergill Mentor
9.1%inclusion1 decks11 decks
9%synergy
High Synergy Cards
Merfolk Sovereign
89%inclusion133 decks150 decks
87%synergy
Master of the Pearl Trident
86%inclusion129 decks150 decks
84%synergy
Merrow Reejerey
85%inclusion128 decks150 decks
84%synergy
Seafloor Oracle
83%inclusion124 decks150 decks
81%synergy
Kopala, Warden of Waves
81%inclusion122 decks150 decks
80%synergy
Deeproot Waters
81%inclusion121 decks150 decks
79%synergy
Emperor Mihail II
77%inclusion116 decks150 decks
76%synergy
Stonybrook Banneret
77%inclusion115 decks150 decks
73%synergy
Vodalian Hexcatcher
73%inclusion109 decks150 decks
71%synergy
Deeproot Pilgrimage
69%inclusion104 decks150 decks
68%synergy
Top Cards
Harbinger of the Tides
67%inclusion100 decks150 decks
65%synergy
Bident of Thassa
66%inclusion99 decks150 decks
54%synergy
Lord of Atlantis
65%inclusion97 decks150 decks
63%synergy
Counterspell
63%inclusion95 decks150 decks
-3%synergy
Merfolk Trickster
62%inclusion93 decks150 decks
61%synergy
Tide Shaper
59%inclusion89 decks150 decks
58%synergy
Thieving Skydiver
58%inclusion87 decks150 decks
54%synergy
Triton Shorestalker
56%inclusion84 decks150 decks
53%synergy
Mist Dancer
56%inclusion84 decks150 decks
55%synergy
Merrow Harbinger
55%inclusion82 decks150 decks
54%synergy
Creatures
Mist-Cloaked Herald
54%inclusion81 decks150 decks
52%synergy
Tempest Caller
52%inclusion78 decks150 decks
51%synergy
Silvergill Adept
49%inclusion73 decks150 decks
48%synergy
Coralhelm Commander
47%inclusion70 decks150 decks
46%synergy
River Sneak
46%inclusion69 decks150 decks
45%synergy
Streambed Aquitects
43%inclusion65 decks150 decks
43%synergy
Deepchannel Mentor
42%inclusion63 decks150 decks
41%synergy
Lullmage Mentor
40%inclusion60 decks150 decks
38%synergy
Rishadan Dockhand
39%inclusion59 decks150 decks
39%synergy
Wake Thrasher
39%inclusion59 decks150 decks
39%synergy
Tidal Warrior
39%inclusion58 decks150 decks
38%synergy
Master of Waves
37%inclusion56 decks150 decks
34%synergy
Merfolk Looter
36%inclusion54 decks150 decks
34%synergy
True-Name Nemesis
35%inclusion52 decks150 decks
34%synergy
Talrand, Sky Summoner
33%inclusion49 decks150 decks
19%synergy
Stormtide Leviathan
32%inclusion48 decks150 decks
25%synergy
Cursecatcher
31%inclusion46 decks150 decks
29%synergy
Summon: Leviathan
30%inclusion19 decks63 decks
28%synergy
Tishana's Tidebinder
30%inclusion45 decks150 decks
25%synergy
Harbinger of the Seas
29%inclusion41 decks139 decks
21%synergy
Cosi's Trickster
29%inclusion44 decks150 decks
29%synergy
Slinn Voda, the Rising Deep
29%inclusion43 decks150 decks
28%synergy
Sea Scryer
29%inclusion43 decks150 decks
28%synergy
Gray Harbor Merfolk
28%inclusion42 decks150 decks
28%synergy
Seahunter
27%inclusion40 decks150 decks
26%synergy
Library Larcenist
27%inclusion40 decks150 decks
26%synergy
Mindspring Merfolk
25%inclusion24 decks96 decks
24%synergy
Kiora, the Rising Tide
25%inclusion27 decks108 decks
22%synergy
Thassa, God of the Sea
24%inclusion36 decks150 decks
20%synergy
Thada Adel, Acquisitor
23%inclusion34 decks150 decks
21%synergy
Tidal Courier
23%inclusion34 decks150 decks
22%synergy
Floodpits Drowner
21%inclusion26 decks122 decks
20%synergy
Merfolk Wayfinder
20%inclusion30 decks150 decks
20%synergy
Merfolk Windrobber
20%inclusion30 decks150 decks
19%synergy
Reef Shaman
19%inclusion29 decks150 decks
19%synergy
Tideshaper Mystic
19%inclusion28 decks150 decks
18%synergy
Empress Galina
19%inclusion28 decks150 decks
18%synergy
Surgespanner
18%inclusion27 decks150 decks
17%synergy
Mistcaller
18%inclusion27 decks150 decks
17%synergy
Enclave Cryptologist
17%inclusion26 decks150 decks
17%synergy
Brineborn Cutthroat
16%inclusion24 decks150 decks
15%synergy
Merfolk Spy
16%inclusion24 decks150 decks
16%synergy
Shipwreck Dowser
15%inclusion23 decks150 decks
13%synergy
Wonder
14%inclusion21 decks150 decks
9%synergy
Tidebinder Mage
14%inclusion21 decks150 decks
14%synergy
Seasinger
13%inclusion20 decks150 decks
13%synergy
River Herald Scout
13%inclusion19 decks150 decks
13%synergy
Metallic Mimic
13%inclusion19 decks150 decks
11%synergy
Alandra, Sky Dreamer
12%inclusion18 decks150 decks
5%synergy
Scroll Thief
11%inclusion17 decks150 decks
11%synergy
Instants
Negate
49%inclusion74 decks150 decks
11%synergy
High Tide
49%inclusion73 decks150 decks
4%synergy
Aetherize
37%inclusion55 decks150 decks
8%synergy
Pongify
36%inclusion54 decks150 decks
-4%synergy
Rapid Hybridization
35%inclusion52 decks150 decks
0%synergy
Reality Shift
34%inclusion51 decks150 decks
6%synergy
Thassa's Rebuff
32%inclusion48 decks150 decks
31%synergy
Brainstorm
27%inclusion41 decks150 decks
-14%synergy
Resculpt
25%inclusion38 decks150 decks
7%synergy
Arcane Denial
22%inclusion33 decks150 decks
-14%synergy
Flow of Knowledge
22%inclusion33 decks150 decks
6%synergy
Flare of Denial
20%inclusion28 decks142 decks
13%synergy
Opt
19%inclusion28 decks150 decks
-6%synergy
Filter Out
17%inclusion26 decks150 decks
13%synergy
An Offer You Can't Refuse
17%inclusion25 decks150 decks
-20%synergy
Engulf the Shore
16%inclusion24 decks150 decks
8%synergy
Spell Pierce
15%inclusion23 decks150 decks
7%synergy
Cancel
15%inclusion22 decks150 decks
10%synergy
Essence Scatter
13%inclusion20 decks150 decks
10%synergy
Sink into Stupor
12%inclusion16 decks138 decks
-10%synergy
Mana Leak
11%inclusion17 decks150 decks
5%synergy
Disdainful Stroke
10%inclusion15 decks150 decks
5%synergy
Swan Song
10%inclusion15 decks150 decks
-16%synergy
Aetherspouts
10%inclusion15 decks150 decks
2%synergy
Snap
10%inclusion15 decks150 decks
-8%synergy
Mystic Confluence
10%inclusion15 decks150 decks
1%synergy
Wash Away
9.3%inclusion14 decks150 decks
5%synergy
Jwari Disruption
9.3%inclusion14 decks150 decks
5%synergy
Run Away Together
8.7%inclusion13 decks150 decks
5%synergy
Archmage's Charm
8.7%inclusion13 decks150 decks
-8%synergy
Fact or Fiction
8.0%inclusion12 decks150 decks
-2%synergy
Cryptic Command
8.0%inclusion12 decks150 decks
-4%synergy
Frantic Search
7.3%inclusion11 decks150 decks
-23%synergy
Rewind
7.3%inclusion11 decks150 decks
-5%synergy
Polymorphist's Jest
7.3%inclusion11 decks150 decks
6%synergy
March of Swirling Mist
7.3%inclusion11 decks150 decks
-1%synergy
Saw It Coming
7.3%inclusion11 decks150 decks
4%synergy
Dispel
6.7%inclusion10 decks150 decks
-3%synergy
Unsummon
6.7%inclusion10 decks150 decks
2%synergy
Refute
6.4%inclusion7 decks110 decks
1%synergy
Abjure
6.0%inclusion9 decks150 decks
2%synergy
Muddle the Mixture
5.3%inclusion8 decks150 decks
-11%synergy
Mystic Reflection
5.3%inclusion8 decks150 decks
3%synergy
Foil
5.3%inclusion8 decks150 decks
0%synergy
Sorceries
Aquitect's Will
49%inclusion73 decks150 decks
43%synergy
Distant Melody
44%inclusion66 decks150 decks
39%synergy
Crashing Tide
26%inclusion39 decks150 decks
26%synergy
Ravenform
20%inclusion30 decks150 decks
11%synergy
Curse of the Swine
18%inclusion27 decks150 decks
6%synergy
Raise the Palisade
18%inclusion27 decks150 decks
15%synergy
Spectral Deluge
15%inclusion23 decks150 decks
4%synergy
Ponder
15%inclusion22 decks150 decks
-15%synergy
Preordain
14%inclusion21 decks150 decks
-10%synergy
Chart a Course
12%inclusion18 decks150 decks
8%synergy
River's Rebuke
11%inclusion17 decks150 decks
8%synergy
Rite of Replication
10%inclusion15 decks150 decks
3%synergy
Inundate
9.3%inclusion14 decks150 decks
7%synergy
Wash Out
9.3%inclusion14 decks150 decks
4%synergy
Windfall
7.3%inclusion11 decks150 decks
-15%synergy
Flow of Ideas
6.7%inclusion10 decks150 decks
2%synergy
Serum Visions
6.0%inclusion9 decks150 decks
-4%synergy
Divination
5.3%inclusion8 decks150 decks
4%synergy
Secrets of the Golden City
5.3%inclusion8 decks150 decks
5%synergy
Utility Artifacts
Kefnet's Monument
45%inclusion67 decks150 decks
38%synergy
Sapphire Medallion
44%inclusion66 decks150 decks
-14%synergy
Vanquisher's Banner
25%inclusion38 decks150 decks
24%synergy
Herald's Horn
23%inclusion34 decks150 decks
21%synergy
Banner of Kinship
20%inclusion22 decks109 decks
18%synergy
Swiftfoot Boots
18%inclusion27 decks150 decks
-10%synergy
Wayfarer's Bauble
16%inclusion24 decks150 decks
-2%synergy
Coat of Arms
16%inclusion24 decks150 decks
14%synergy
Door of Destinies
16%inclusion24 decks150 decks
15%synergy
Quicksilver Fountain
13%inclusion20 decks150 decks
12%synergy
Lightning Greaves
13%inclusion20 decks150 decks
-13%synergy
Icon of Ancestry
13%inclusion19 decks150 decks
12%synergy
Stoneforge Masterwork
11%inclusion16 decks150 decks
10%synergy
Sword of the Animist
6.0%inclusion9 decks150 decks
1%synergy
Enchantments
Reflections of Littjara
48%inclusion72 decks150 decks
45%synergy
Merrow Commerce
45%inclusion68 decks150 decks
44%synergy
Kindred Discovery
43%inclusion64 decks150 decks
36%synergy
Aquatic Incursion
33%inclusion50 decks150 decks
33%synergy
Spreading Seas
32%inclusion48 decks150 decks
31%synergy
Reconnaissance Mission
28%inclusion42 decks150 decks
21%synergy
Eaten by Piranhas
19%inclusion29 decks150 decks
16%synergy
Wizard Class
19%inclusion28 decks150 decks
2%synergy
Imprisoned in the Moon
19%inclusion28 decks150 decks
7%synergy
Coastal Piracy
18%inclusion27 decks150 decks
14%synergy
Propaganda
16%inclusion24 decks150 decks
-14%synergy
Curiosity
13%inclusion19 decks150 decks
10%synergy
Sea's Claim
13%inclusion19 decks150 decks
12%synergy
Military Intelligence
12%inclusion18 decks150 decks
11%synergy
Witness Protection
12%inclusion18 decks150 decks
6%synergy
Aqueous Form
11%inclusion17 decks150 decks
6%synergy
Teferi's Ageless Insight
11%inclusion16 decks150 decks
-6%synergy
Mystic Remora
10%inclusion15 decks150 decks
-17%synergy
Leyline of Anticipation
6.7%inclusion10 decks150 decks
-3%synergy
Frogify
5.3%inclusion8 decks150 decks
4%synergy
Intruder Alarm
5.3%inclusion8 decks150 decks
2%synergy
Amphibian Downpour
5.1%inclusion7 decks138 decks
-1%synergy
Utility Lands
Reliquary Tower
49%inclusion73 decks150 decks
-8%synergy
Mystic Sanctuary
34%inclusion51 decks150 decks
-17%synergy
Castle Vantress
24%inclusion36 decks150 decks
5%synergy
Lonely Sandbar
22%inclusion33 decks150 decks
8%synergy
Halimar Depths
21%inclusion31 decks150 decks
11%synergy
Three Tree City
16%inclusion22 decks134 decks
13%synergy
Rogue's Passage
16%inclusion24 decks150 decks
1%synergy
Otawara, Soaring City
12%inclusion18 decks150 decks
-13%synergy
War Room
11%inclusion16 decks150 decks
-5%synergy
Nykthos, Shrine to Nyx
11%inclusion16 decks150 decks
-6%synergy
Remote Isle
9.3%inclusion14 decks150 decks
4%synergy
Coral Atoll
8.7%inclusion13 decks150 decks
5%synergy
Rivendell
8.0%inclusion12 decks150 decks
-3%synergy
Temple of the False God
7.3%inclusion11 decks150 decks
-3%synergy
Riptide Laboratory
6.7%inclusion10 decks150 decks
-4%synergy
Scavenger Grounds
6.0%inclusion9 decks150 decks
-1%synergy
Desert of the Mindful
5.3%inclusion8 decks150 decks
2%synergy
Hidden Cataract
5.3%inclusion8 decks150 decks
4%synergy
Mutavault
5.3%inclusion8 decks150 decks
4%synergy
Mana Artifacts
Sol Ring
73%inclusion109 decks150 decks
-13%synergy
Arcane Signet
48%inclusion72 decks150 decks
-17%synergy
Thought Vessel
37%inclusion55 decks150 decks
-15%synergy
Heraldic Banner
35%inclusion52 decks150 decks
29%synergy
Mind Stone
31%inclusion46 decks150 decks
-5%synergy
Sky Diamond
29%inclusion44 decks150 decks
6%synergy
Patchwork Banner
27%inclusion36 decks134 decks
23%synergy
Midnight Clock
15%inclusion22 decks150 decks
-6%synergy
Caged Sun
12%inclusion18 decks150 decks
1%synergy
Commander's Sphere
11%inclusion16 decks150 decks
1%synergy
Nyx Lotus
11%inclusion16 decks150 decks
7%synergy
Decanter of Endless Water
10%inclusion15 decks150 decks
-4%synergy
Fellwar Stone
8.7%inclusion13 decks150 decks
-11%synergy
Gauntlet of Power
6.7%inclusion10 decks150 decks
2%synergy
Lands
Island
99%inclusion148 decks150 decks
5%synergy
Path of Ancestry
35%inclusion52 decks150 decks
31%synergy
Myriad Landscape
18%inclusion27 decks150 decks
-8%synergy
Sink into Stupor
12%inclusion16 decks138 decks
-10%synergy
Glasspool Mimic
11%inclusion16 decks150 decks
4%synergy
Jwari Disruption
9.3%inclusion14 decks150 decks
5%synergy
Cavern of Souls
7.3%inclusion11 decks150 decks
3%synergy
Umara Wizard
7.3%inclusion11 decks150 decks
7%synergy
Command Tower
6.7%inclusion10 decks150 decks
2%synergy
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