Svyelun of Sea and Sky (Commander) - Tempo

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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Emperor Mihail II
100%inclusion17 decks17 decks
99%synergy
Lord of Atlantis
100%inclusion17 decks17 decks
99%synergy
Vodalian Hexcatcher
100%inclusion17 decks17 decks
99%synergy
Merrow Reejerey
100%inclusion17 decks17 decks
98%synergy
Merfolk Sovereign
100%inclusion17 decks17 decks
98%synergy
Master of the Pearl Trident
100%inclusion17 decks17 decks
98%synergy
Silvergill Adept
94%inclusion16 decks17 decks
93%synergy
Stonybrook Banneret
94%inclusion16 decks17 decks
90%synergy
Thieving Skydiver
94%inclusion16 decks17 decks
90%synergy
Merrow Harbinger
82%inclusion14 decks17 decks
81%synergy
Top Cards
Deeproot Waters
82%inclusion14 decks17 decks
81%synergy
Merfolk Trickster
82%inclusion14 decks17 decks
81%synergy
Kopala, Warden of Waves
76%inclusion13 decks17 decks
75%synergy
Deeproot Pilgrimage
76%inclusion13 decks17 decks
75%synergy
Mist Dancer
76%inclusion13 decks17 decks
76%synergy
Counterspell
76%inclusion13 decks17 decks
10%synergy
Tide Shaper
76%inclusion13 decks17 decks
76%synergy
Seafloor Oracle
76%inclusion13 decks17 decks
75%synergy
Harbinger of the Tides
71%inclusion12 decks17 decks
69%synergy
Merrow Commerce
71%inclusion12 decks17 decks
70%synergy
Game Changers
Cyclonic Rift
35%inclusion6 decks17 decks
0%synergy
Rhystic Study
29%inclusion5 decks17 decks
-4%synergy
Force of Will
18%inclusion3 decks17 decks
0%synergy
Thassa's Oracle
5.9%inclusion1 decks17 decks
-7%synergy
The One Ring
5.9%inclusion1 decks17 decks
-7%synergy
Gifts Ungiven
5.9%inclusion1 decks17 decks
4%synergy
Fierce Guardianship
5.9%inclusion1 decks17 decks
-17%synergy
Mystical Tutor
5.9%inclusion1 decks17 decks
-18%synergy
Creatures
Tishana's Tidebinder
65%inclusion11 decks17 decks
60%synergy
Triton Shorestalker
65%inclusion11 decks17 decks
62%synergy
Lullmage Mentor
65%inclusion11 decks17 decks
63%synergy
Thada Adel, Acquisitor
65%inclusion11 decks17 decks
63%synergy
Tempest Caller
65%inclusion11 decks17 decks
64%synergy
Master of Waves
59%inclusion10 decks17 decks
55%synergy
Seahunter
59%inclusion10 decks17 decks
58%synergy
River Sneak
59%inclusion10 decks17 decks
58%synergy
Cursecatcher
59%inclusion10 decks17 decks
57%synergy
Coralhelm Commander
53%inclusion9 decks17 decks
52%synergy
Mist-Cloaked Herald
53%inclusion9 decks17 decks
51%synergy
Mindspring Merfolk
50%inclusion5 decks10 decks
49%synergy
Harbinger of the Seas
50%inclusion8 decks16 decks
41%synergy
True-Name Nemesis
47%inclusion8 decks17 decks
46%synergy
Rishadan Dockhand
47%inclusion8 decks17 decks
47%synergy
Wanderwine Prophets
47%inclusion8 decks17 decks
47%synergy
Floodpits Drowner
42%inclusion5 decks12 decks
40%synergy
Cosi's Trickster
41%inclusion7 decks17 decks
40%synergy
Deepchannel Mentor
41%inclusion7 decks17 decks
40%synergy
Mistcaller
35%inclusion6 decks17 decks
34%synergy
Empress Galina
35%inclusion6 decks17 decks
34%synergy
Wake Thrasher
35%inclusion6 decks17 decks
35%synergy
Enduring Curiosity
33%inclusion4 decks12 decks
27%synergy
Streambed Aquitects
29%inclusion5 decks17 decks
29%synergy
Thassa, God of the Sea
29%inclusion5 decks17 decks
26%synergy
Tidal Warrior
29%inclusion5 decks17 decks
29%synergy
Sea Scryer
29%inclusion5 decks17 decks
28%synergy
Sigil Tracer
24%inclusion4 decks17 decks
22%synergy
Alandra, Sky Dreamer
24%inclusion4 decks17 decks
17%synergy
Benthic Biomancer
24%inclusion4 decks17 decks
23%synergy
Enclave Cryptologist
24%inclusion4 decks17 decks
23%synergy
Merfolk Windrobber
24%inclusion4 decks17 decks
23%synergy
Glasspool Mimic
24%inclusion4 decks17 decks
17%synergy
Sage of Fables
24%inclusion4 decks17 decks
23%synergy
Seasinger
18%inclusion3 decks17 decks
17%synergy
Roaming Throne
18%inclusion3 decks17 decks
13%synergy
Surgespanner
18%inclusion3 decks17 decks
17%synergy
Merfolk Wayfinder
18%inclusion3 decks17 decks
17%synergy
Reef Shaman
18%inclusion3 decks17 decks
17%synergy
Mistway Spy
18%inclusion3 decks17 decks
17%synergy
Drowner of Secrets
18%inclusion3 decks17 decks
17%synergy
Kiora, the Rising Tide
17%inclusion2 decks12 decks
13%synergy
Hydroelectric Specimen
13%inclusion2 decks16 decks
-1%synergy
River Herald Scout
12%inclusion2 decks17 decks
12%synergy
Metallic Mimic
12%inclusion2 decks17 decks
11%synergy
Tideshaper Mystic
12%inclusion2 decks17 decks
11%synergy
Scourge of Fleets
12%inclusion2 decks17 decks
-1%synergy
Merfolk Looter
12%inclusion2 decks17 decks
9%synergy
Tidal Courier
12%inclusion2 decks17 decks
12%synergy
Silvergill Douser
12%inclusion2 decks17 decks
12%synergy
Instants
High Tide
71%inclusion12 decks17 decks
26%synergy
Rapid Hybridization
65%inclusion11 decks17 decks
30%synergy
Pongify
59%inclusion10 decks17 decks
19%synergy
Sink into Stupor
50%inclusion8 decks16 decks
29%synergy
Negate
47%inclusion8 decks17 decks
9%synergy
Flare of Denial
44%inclusion7 decks16 decks
37%synergy
An Offer You Can't Refuse
35%inclusion6 decks17 decks
-1%synergy
Reality Shift
29%inclusion5 decks17 decks
1%synergy
Mana Drain
29%inclusion5 decks17 decks
2%synergy
Aetherize
29%inclusion5 decks17 decks
1%synergy
Filter Out
29%inclusion5 decks17 decks
25%synergy
Swan Song
29%inclusion5 decks17 decks
3%synergy
Force of Negation
29%inclusion5 decks17 decks
14%synergy
Thassa's Rebuff
29%inclusion5 decks17 decks
28%synergy
Brainstorm
24%inclusion4 decks17 decks
-18%synergy
Resculpt
24%inclusion4 decks17 decks
4%synergy
Arcane Denial
24%inclusion4 decks17 decks
-12%synergy
Foil
18%inclusion3 decks17 decks
12%synergy
Cryptic Command
18%inclusion3 decks17 decks
6%synergy
Abjure
18%inclusion3 decks17 decks
13%synergy
Brainsurge
13%inclusion2 decks16 decks
5%synergy
Strix Serenade
13%inclusion2 decks16 decks
3%synergy
Run Away Together
12%inclusion2 decks17 decks
8%synergy
Familiar's Ruse
12%inclusion2 decks17 decks
11%synergy
Archmage's Charm
12%inclusion2 decks17 decks
-5%synergy
Submerge
12%inclusion2 decks17 decks
11%synergy
Flow of Knowledge
12%inclusion2 decks17 decks
-5%synergy
Spell Pierce
12%inclusion2 decks17 decks
3%synergy
March of Swirling Mist
12%inclusion2 decks17 decks
4%synergy
Long River's Pull
7.1%inclusion1 decks14 decks
3%synergy
Muddle the Mixture
5.9%inclusion1 decks17 decks
-10%synergy
Deprive
5.9%inclusion1 decks17 decks
5%synergy
Gush
5.9%inclusion1 decks17 decks
3%synergy
Transcendent Message
5.9%inclusion1 decks17 decks
4%synergy
Dive Down
5.9%inclusion1 decks17 decks
3%synergy
Stubborn Denial
5.9%inclusion1 decks17 decks
3%synergy
Essence Scatter
5.9%inclusion1 decks17 decks
2%synergy
Aetherspouts
5.9%inclusion1 decks17 decks
-2%synergy
Mystical Dispute
5.9%inclusion1 decks17 decks
5%synergy
Mindbreak Trap
5.9%inclusion1 decks17 decks
0%synergy
Mystic Reflection
5.9%inclusion1 decks17 decks
4%synergy
Fading Hope
5.9%inclusion1 decks17 decks
4%synergy
Psionic Blast
5.9%inclusion1 decks17 decks
6%synergy
Bane's Contingency
5.9%inclusion1 decks17 decks
3%synergy
Slip Out the Back
5.9%inclusion1 decks17 decks
-2%synergy
Unsummon
5.9%inclusion1 decks17 decks
2%synergy
Flusterstorm
5.9%inclusion1 decks17 decks
-4%synergy
Disallow
5.9%inclusion1 decks17 decks
-1%synergy
Tale's End
5.9%inclusion1 decks17 decks
3%synergy
Jwari Disruption
5.9%inclusion1 decks17 decks
1%synergy
Sorceries
Distant Melody
59%inclusion10 decks17 decks
54%synergy
Aquitect's Will
47%inclusion8 decks17 decks
42%synergy
Spectral Deluge
35%inclusion6 decks17 decks
24%synergy
Raise the Palisade
35%inclusion6 decks17 decks
32%synergy
Chart a Course
24%inclusion4 decks17 decks
19%synergy
River's Rebuke
24%inclusion4 decks17 decks
20%synergy
Inundate
18%inclusion3 decks17 decks
16%synergy
Sea Gate Restoration
18%inclusion3 decks17 decks
3%synergy
Ravenform
18%inclusion3 decks17 decks
8%synergy
Ponder
12%inclusion2 decks17 decks
-18%synergy
Windfall
12%inclusion2 decks17 decks
-11%synergy
Curse of the Swine
12%inclusion2 decks17 decks
0%synergy
Lórien Revealed
12%inclusion2 decks17 decks
3%synergy
Rite of Replication
12%inclusion2 decks17 decks
5%synergy
Echo of Eons
5.9%inclusion1 decks17 decks
3%synergy
Wash Out
5.9%inclusion1 decks17 decks
1%synergy
Serum Visions
5.9%inclusion1 decks17 decks
-4%synergy
Temporal Manipulation
5.9%inclusion1 decks17 decks
2%synergy
Bribery
5.9%inclusion1 decks17 decks
2%synergy
Time Stretch
5.9%inclusion1 decks17 decks
2%synergy
Retraced Image
5.9%inclusion1 decks17 decks
3%synergy
Preordain
5.9%inclusion1 decks17 decks
-18%synergy
Step Through
5.9%inclusion1 decks17 decks
0%synergy
Time Spiral
5.9%inclusion1 decks17 decks
4%synergy
Savor the Moment
5.9%inclusion1 decks17 decks
5%synergy
Open into Wonder
5.9%inclusion1 decks17 decks
5%synergy
Entrancing Melody
5.9%inclusion1 decks17 decks
5%synergy
Utility Artifacts
Bident of Thassa
71%inclusion12 decks17 decks
59%synergy
Sapphire Medallion
71%inclusion12 decks17 decks
13%synergy
Vanquisher's Banner
53%inclusion9 decks17 decks
52%synergy
Herald's Horn
47%inclusion8 decks17 decks
45%synergy
Kefnet's Monument
35%inclusion6 decks17 decks
29%synergy
Lightning Greaves
29%inclusion5 decks17 decks
3%synergy
Door of Destinies
24%inclusion4 decks17 decks
23%synergy
Quicksilver Fountain
18%inclusion3 decks17 decks
16%synergy
Wayfarer's Bauble
18%inclusion3 decks17 decks
-1%synergy
Sword of the Animist
18%inclusion3 decks17 decks
12%synergy
Throne of the God-Pharaoh
18%inclusion3 decks17 decks
17%synergy
Winter Moon
13%inclusion2 decks16 decks
8%synergy
The Indomitable
12%inclusion2 decks17 decks
9%synergy
Stoneforge Masterwork
12%inclusion2 decks17 decks
11%synergy
Swiftfoot Boots
12%inclusion2 decks17 decks
-16%synergy
Aether Vial
12%inclusion2 decks17 decks
11%synergy
Banner of Kinship
8.3%inclusion1 decks12 decks
6%synergy
Sword of Light and Shadow
5.9%inclusion1 decks17 decks
5%synergy
Icon of Ancestry
5.9%inclusion1 decks17 decks
5%synergy
Pyre of Heroes
5.9%inclusion1 decks17 decks
6%synergy
Hall of Triumph
5.9%inclusion1 decks17 decks
6%synergy
Subterranean Schooner
5.9%inclusion1 decks17 decks
5%synergy
Sword of Hearth and Home
5.9%inclusion1 decks17 decks
4%synergy
Whispersilk Cloak
5.9%inclusion1 decks17 decks
4%synergy
Horn of the Mark
5.9%inclusion1 decks17 decks
6%synergy
Urza's Incubator
5.9%inclusion1 decks17 decks
5%synergy
Sword of Forge and Frontier
5.9%inclusion1 decks17 decks
5%synergy
Commander's Plate
5.9%inclusion1 decks17 decks
2%synergy
Sword of Sinew and Steel
5.9%inclusion1 decks17 decks
5%synergy
Crystal Shard
5.9%inclusion1 decks17 decks
4%synergy
Sword of Feast and Famine
5.9%inclusion1 decks17 decks
4%synergy
Dowsing Dagger
5.9%inclusion1 decks17 decks
5%synergy
Enchantments
Kindred Discovery
65%inclusion11 decks17 decks
58%synergy
Mystic Remora
41%inclusion7 decks17 decks
14%synergy
Spreading Seas
41%inclusion7 decks17 decks
40%synergy
Reflections of Littjara
35%inclusion6 decks17 decks
32%synergy
Reconnaissance Mission
29%inclusion5 decks17 decks
22%synergy
Imprisoned in the Moon
18%inclusion3 decks17 decks
6%synergy
Eaten by Piranhas
18%inclusion3 decks17 decks
14%synergy
Amphibian Downpour
13%inclusion2 decks16 decks
7%synergy
Intruder Alarm
12%inclusion2 decks17 decks
9%synergy
Aquatic Incursion
12%inclusion2 decks17 decks
11%synergy
Utter Insignificance
6.3%inclusion1 decks16 decks
5%synergy
Back to Basics
5.9%inclusion1 decks17 decks
-2%synergy
Counterbalance
5.9%inclusion1 decks17 decks
2%synergy
Curiosity
5.9%inclusion1 decks17 decks
3%synergy
Curious Obsession
5.9%inclusion1 decks17 decks
5%synergy
Frogify
5.9%inclusion1 decks17 decks
4%synergy
Lost in the Maze
5.9%inclusion1 decks17 decks
4%synergy
Coastal Piracy
5.9%inclusion1 decks17 decks
2%synergy
Witness Protection
5.9%inclusion1 decks17 decks
0%synergy
Opposition
5.9%inclusion1 decks17 decks
5%synergy
Vanishing
5.9%inclusion1 decks17 decks
4%synergy
Propaganda
5.9%inclusion1 decks17 decks
-24%synergy
Combat Research
5.9%inclusion1 decks17 decks
4%synergy
Planeswalkers
Jace, Cunning Castaway
5.9%inclusion1 decks17 decks
5%synergy
Tamiyo, the Moon Sage
5.9%inclusion1 decks17 decks
4%synergy
Utility Lands
Mystic Sanctuary
82%inclusion14 decks17 decks
32%synergy
Three Tree City
43%inclusion6 decks14 decks
39%synergy
Nykthos, Shrine to Nyx
41%inclusion7 decks17 decks
25%synergy
Reliquary Tower
41%inclusion7 decks17 decks
-15%synergy
Otawara, Soaring City
41%inclusion7 decks17 decks
16%synergy
Riptide Laboratory
29%inclusion5 decks17 decks
19%synergy
Castle Vantress
29%inclusion5 decks17 decks
10%synergy
Rivendell
24%inclusion4 decks17 decks
12%synergy
Halimar Depths
24%inclusion4 decks17 decks
13%synergy
Minamo, School at Water's Edge
18%inclusion3 decks17 decks
6%synergy
Svyelunite Temple
18%inclusion3 decks17 decks
17%synergy
War Room
18%inclusion3 decks17 decks
1%synergy
Lonely Sandbar
18%inclusion3 decks17 decks
3%synergy
Rogue's Passage
18%inclusion3 decks17 decks
3%synergy
Remote Isle
12%inclusion2 decks17 decks
7%synergy
Coral Atoll
12%inclusion2 decks17 decks
8%synergy
Scavenger Grounds
12%inclusion2 decks17 decks
4%synergy
Mutavault
12%inclusion2 decks17 decks
11%synergy
Temple of the False God
12%inclusion2 decks17 decks
2%synergy
Saprazzan Skerry
12%inclusion2 decks17 decks
9%synergy
Archway of Innovation
6.3%inclusion1 decks16 decks
-5%synergy
Hall of Storm Giants
5.9%inclusion1 decks17 decks
3%synergy
Tolaria West
5.9%inclusion1 decks17 decks
0%synergy
Desert of the Mindful
5.9%inclusion1 decks17 decks
2%synergy
Forge of Heroes
5.9%inclusion1 decks17 decks
6%synergy
Skyline Cascade
5.9%inclusion1 decks17 decks
5%synergy
Memorial to Genius
5.9%inclusion1 decks17 decks
4%synergy
Academy Ruins
5.9%inclusion1 decks17 decks
-12%synergy
Cephalid Coliseum
5.9%inclusion1 decks17 decks
-3%synergy
Mana Artifacts
Sol Ring
59%inclusion10 decks17 decks
-27%synergy
Arcane Signet
53%inclusion9 decks17 decks
-12%synergy
Sky Diamond
29%inclusion5 decks17 decks
6%synergy
Thought Vessel
24%inclusion4 decks17 decks
-28%synergy
Patchwork Banner
21%inclusion3 decks14 decks
18%synergy
Heraldic Banner
18%inclusion3 decks17 decks
12%synergy
Fellwar Stone
18%inclusion3 decks17 decks
-2%synergy
Lotus Petal
12%inclusion2 decks17 decks
0%synergy
Midnight Clock
12%inclusion2 decks17 decks
-9%synergy
Nyx Lotus
12%inclusion2 decks17 decks
8%synergy
Commander's Sphere
5.9%inclusion1 decks17 decks
-4%synergy
Jeweled Lotus
5.9%inclusion1 decks17 decks
2%synergy
Mana Crypt
5.9%inclusion1 decks17 decks
2%synergy
Throne of Eldraine
5.9%inclusion1 decks17 decks
-4%synergy
Mox Amber
5.9%inclusion1 decks17 decks
-1%synergy
Gilded Lotus
5.9%inclusion1 decks17 decks
-6%synergy
Springleaf Drum
5.9%inclusion1 decks17 decks
3%synergy
The Celestus
5.9%inclusion1 decks17 decks
6%synergy
Mind Stone
5.9%inclusion1 decks17 decks
-31%synergy
Misleading Signpost
5.9%inclusion1 decks17 decks
2%synergy
Lands
Island
100%inclusion17 decks17 decks
7%synergy
Cavern of Souls
53%inclusion9 decks17 decks
48%synergy
Sink into Stupor
50%inclusion8 decks16 decks
29%synergy
Path of Ancestry
35%inclusion6 decks17 decks
31%synergy
Myriad Landscape
29%inclusion5 decks17 decks
3%synergy
Glasspool Mimic
24%inclusion4 decks17 decks
17%synergy
Misty Rainforest
18%inclusion3 decks17 decks
10%synergy
Sea Gate Restoration
18%inclusion3 decks17 decks
3%synergy
Scalding Tarn
18%inclusion3 decks17 decks
10%synergy
Polluted Delta
18%inclusion3 decks17 decks
9%synergy
Hydroelectric Specimen
13%inclusion2 decks16 decks
-1%synergy
Prismatic Vista
12%inclusion2 decks17 decks
7%synergy
Flooded Strand
12%inclusion2 decks17 decks
3%synergy
Command Tower
5.9%inclusion1 decks17 decks
2%synergy
Terramorphic Expanse
5.9%inclusion1 decks17 decks
3%synergy
Jwari Disruption
5.9%inclusion1 decks17 decks
1%synergy
Evolving Wilds
5.9%inclusion1 decks17 decks
2%synergy
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