Svyelun of Sea and Sky (Commander) - Optimized 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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White Lotus Tile
20%inclusion1 decks5 decks
19%synergy
High Synergy Cards
Master of the Pearl Trident
100%inclusion7 decks7 decks
98%synergy
Emperor Mihail II
86%inclusion6 decks7 decks
85%synergy
Merrow Commerce
86%inclusion6 decks7 decks
85%synergy
Deepchannel Mentor
86%inclusion6 decks7 decks
84%synergy
Seafloor Oracle
86%inclusion6 decks7 decks
84%synergy
Vodalian Hexcatcher
86%inclusion6 decks7 decks
84%synergy
Merrow Reejerey
86%inclusion6 decks7 decks
84%synergy
Merfolk Sovereign
86%inclusion6 decks7 decks
84%synergy
Thada Adel, Acquisitor
86%inclusion6 decks7 decks
84%synergy
Triton Shorestalker
86%inclusion6 decks7 decks
83%synergy
Top Cards
Stonybrook Banneret
86%inclusion6 decks7 decks
82%synergy
Harbinger of the Seas
86%inclusion6 decks7 decks
77%synergy
Kindred Discovery
71%inclusion5 decks7 decks
65%synergy
Kopala, Warden of Waves
71%inclusion5 decks7 decks
70%synergy
Tishana's Tidebinder
71%inclusion5 decks7 decks
67%synergy
Negate
71%inclusion5 decks7 decks
33%synergy
Mist-Cloaked Herald
71%inclusion5 decks7 decks
69%synergy
Mana Drain
71%inclusion5 decks7 decks
44%synergy
Lullmage Mentor
71%inclusion5 decks7 decks
70%synergy
Aetherize
71%inclusion5 decks7 decks
42%synergy
Game Changers
Cyclonic Rift
86%inclusion6 decks7 decks
51%synergy
Rhystic Study
71%inclusion5 decks7 decks
38%synergy
Fierce Guardianship
57%inclusion4 decks7 decks
34%synergy
Thassa's Oracle
14%inclusion1 decks7 decks
1%synergy
Force of Will
14%inclusion1 decks7 decks
-3%synergy
Mystical Tutor
14%inclusion1 decks7 decks
-9%synergy
Creatures
Wanderwine Prophets
71%inclusion5 decks7 decks
71%synergy
Harbinger of the Tides
71%inclusion5 decks7 decks
70%synergy
Mist Dancer
71%inclusion5 decks7 decks
70%synergy
Silvergill Adept
71%inclusion5 decks7 decks
71%synergy
Lord of Atlantis
71%inclusion5 decks7 decks
70%synergy
Tide Shaper
71%inclusion5 decks7 decks
70%synergy
Thieving Skydiver
71%inclusion5 decks7 decks
67%synergy
Merrow Harbinger
57%inclusion4 decks7 decks
56%synergy
Master of Waves
57%inclusion4 decks7 decks
53%synergy
True-Name Nemesis
57%inclusion4 decks7 decks
56%synergy
Tempest Caller
57%inclusion4 decks7 decks
56%synergy
Merfolk Trickster
57%inclusion4 decks7 decks
56%synergy
Coralhelm Commander
43%inclusion3 decks7 decks
42%synergy
Rishadan Dockhand
43%inclusion3 decks7 decks
42%synergy
Thassa, God of the Sea
43%inclusion3 decks7 decks
39%synergy
Metallic Mimic
29%inclusion2 decks7 decks
27%synergy
Mindspring Merfolk
29%inclusion2 decks7 decks
28%synergy
Seahunter
29%inclusion2 decks7 decks
28%synergy
Kiora, the Rising Tide
29%inclusion2 decks7 decks
25%synergy
River Sneak
29%inclusion2 decks7 decks
28%synergy
Tidal Warrior
29%inclusion2 decks7 decks
28%synergy
Cursecatcher
29%inclusion2 decks7 decks
27%synergy
Glasspool Mimic
29%inclusion2 decks7 decks
22%synergy
Wake Thrasher
29%inclusion2 decks7 decks
28%synergy
Tidebinder Mage
29%inclusion2 decks7 decks
28%synergy
Summon: Leviathan
29%inclusion2 decks7 decks
27%synergy
Enclave Elite
14%inclusion1 decks7 decks
14%synergy
Roaming Throne
14%inclusion1 decks7 decks
10%synergy
Cosi's Trickster
14%inclusion1 decks7 decks
14%synergy
Salvager of Secrets
14%inclusion1 decks7 decks
14%synergy
Surgespanner
14%inclusion1 decks7 decks
14%synergy
Floodpits Drowner
14%inclusion1 decks7 decks
13%synergy
Merfolk Wayfinder
14%inclusion1 decks7 decks
14%synergy
Sigil Tracer
14%inclusion1 decks7 decks
13%synergy
Adaptive Automaton
14%inclusion1 decks7 decks
13%synergy
Tazeem Roilmage
14%inclusion1 decks7 decks
14%synergy
Scourge of Fleets
14%inclusion1 decks7 decks
2%synergy
Hydroelectric Specimen
14%inclusion1 decks7 decks
1%synergy
Siren Stormtamer
14%inclusion1 decks7 decks
8%synergy
Streambed Aquitects
14%inclusion1 decks7 decks
14%synergy
Merfolk Looter
14%inclusion1 decks7 decks
12%synergy
Slinn Voda, the Rising Deep
14%inclusion1 decks7 decks
13%synergy
Mistcaller
14%inclusion1 decks7 decks
13%synergy
Raving Visionary
14%inclusion1 decks7 decks
14%synergy
Saprazzan Heir
14%inclusion1 decks7 decks
14%synergy
Mistway Spy
14%inclusion1 decks7 decks
14%synergy
Brineborn Cutthroat
14%inclusion1 decks7 decks
14%synergy
Alandra, Sky Dreamer
14%inclusion1 decks7 decks
7%synergy
Vodalian Illusionist
14%inclusion1 decks7 decks
14%synergy
Enclave Cryptologist
14%inclusion1 decks7 decks
14%synergy
Instants
Counterspell
71%inclusion5 decks7 decks
5%synergy
High Tide
71%inclusion5 decks7 decks
27%synergy
Pongify
57%inclusion4 decks7 decks
17%synergy
Reality Shift
57%inclusion4 decks7 decks
30%synergy
Arcane Denial
57%inclusion4 decks7 decks
21%synergy
Rapid Hybridization
43%inclusion3 decks7 decks
8%synergy
Thassa's Rebuff
43%inclusion3 decks7 decks
42%synergy
An Offer You Can't Refuse
29%inclusion2 decks7 decks
-8%synergy
Resculpt
29%inclusion2 decks7 decks
10%synergy
Swan Song
29%inclusion2 decks7 decks
2%synergy
Force of Negation
29%inclusion2 decks7 decks
13%synergy
Sink into Stupor
29%inclusion2 decks7 decks
7%synergy
Pact of Negation
29%inclusion2 decks7 decks
18%synergy
Spider-Sense
17%inclusion1 decks6 decks
14%synergy
Muddle the Mixture
14%inclusion1 decks7 decks
-2%synergy
Frantic Search
14%inclusion1 decks7 decks
-16%synergy
Brainstorm
14%inclusion1 decks7 decks
-27%synergy
Flare of Denial
14%inclusion1 decks7 decks
7%synergy
Blink of an Eye
14%inclusion1 decks7 decks
12%synergy
Leadership Vacuum
14%inclusion1 decks7 decks
13%synergy
Strix Serenade
14%inclusion1 decks7 decks
5%synergy
Filter Out
14%inclusion1 decks7 decks
10%synergy
Cryptic Command
14%inclusion1 decks7 decks
3%synergy
Flow of Knowledge
14%inclusion1 decks7 decks
-2%synergy
Mana Leak
14%inclusion1 decks7 decks
8%synergy
Masterful Replication
14%inclusion1 decks7 decks
13%synergy
Mystic Confluence
14%inclusion1 decks7 decks
5%synergy
Narset's Reversal
14%inclusion1 decks7 decks
2%synergy
Abjure
14%inclusion1 decks7 decks
10%synergy
March of Swirling Mist
14%inclusion1 decks7 decks
6%synergy
Sorceries
Distant Melody
57%inclusion4 decks7 decks
52%synergy
Raise the Palisade
57%inclusion4 decks7 decks
54%synergy
Spectral Deluge
43%inclusion3 decks7 decks
32%synergy
Aquitect's Will
43%inclusion3 decks7 decks
38%synergy
Ponder
29%inclusion2 decks7 decks
-1%synergy
Inundate
14%inclusion1 decks7 decks
12%synergy
Sleight of Hand
14%inclusion1 decks7 decks
12%synergy
Windfall
14%inclusion1 decks7 decks
-8%synergy
Walk the Aeons
14%inclusion1 decks7 decks
12%synergy
Rhythmic Water Vortex
14%inclusion1 decks7 decks
14%synergy
Sea Gate Restoration
14%inclusion1 decks7 decks
-1%synergy
Part the Waterveil
14%inclusion1 decks7 decks
13%synergy
Curse of the Swine
14%inclusion1 decks7 decks
3%synergy
Ancestral Vision
14%inclusion1 decks7 decks
13%synergy
Timetwister
14%inclusion1 decks7 decks
12%synergy
Solve the Equation
14%inclusion1 decks7 decks
2%synergy
Utility Artifacts
Bident of Thassa
71%inclusion5 decks7 decks
60%synergy
Sapphire Medallion
71%inclusion5 decks7 decks
14%synergy
Kefnet's Monument
57%inclusion4 decks7 decks
51%synergy
Swiftfoot Boots
57%inclusion4 decks7 decks
29%synergy
Herald's Horn
43%inclusion3 decks7 decks
41%synergy
Coat of Arms
29%inclusion2 decks7 decks
27%synergy
Vanquisher's Banner
29%inclusion2 decks7 decks
27%synergy
Sword of Hearth and Home
29%inclusion2 decks7 decks
27%synergy
Lightning Greaves
29%inclusion2 decks7 decks
2%synergy
Sword of the Animist
29%inclusion2 decks7 decks
23%synergy
Zephyr Boots
14%inclusion1 decks7 decks
14%synergy
Nettlecyst
14%inclusion1 decks7 decks
12%synergy
Team Pennant
14%inclusion1 decks7 decks
14%synergy
Umezawa's Jitte
14%inclusion1 decks7 decks
14%synergy
Rogue's Gloves
14%inclusion1 decks7 decks
14%synergy
Wayfarer's Bauble
14%inclusion1 decks7 decks
-4%synergy
Masterwork of Ingenuity
14%inclusion1 decks7 decks
14%synergy
Leyline Axe
14%inclusion1 decks7 decks
12%synergy
Mantle of Tides
14%inclusion1 decks7 decks
14%synergy
Chariot of Victory
14%inclusion1 decks7 decks
14%synergy
Haunted Cloak
14%inclusion1 decks7 decks
13%synergy
Sword of Truth and Justice
14%inclusion1 decks7 decks
13%synergy
Armory of Iroas
14%inclusion1 decks7 decks
14%synergy
Fireshrieker
14%inclusion1 decks7 decks
9%synergy
Sanctuary Blade
14%inclusion1 decks7 decks
14%synergy
Sword of War and Peace
14%inclusion1 decks7 decks
14%synergy
Goldvein Pick
14%inclusion1 decks7 decks
14%synergy
Eldrazi Monument
14%inclusion1 decks7 decks
13%synergy
Loxodon Warhammer
14%inclusion1 decks7 decks
13%synergy
Blackblade Reforged
14%inclusion1 decks7 decks
10%synergy
Hero's Blade
14%inclusion1 decks7 decks
14%synergy
Forebear's Blade
14%inclusion1 decks7 decks
14%synergy
Aether Vial
14%inclusion1 decks7 decks
14%synergy
Enchantments
Deeproot Pilgrimage
57%inclusion4 decks7 decks
56%synergy
Mystic Remora
57%inclusion4 decks7 decks
30%synergy
Deeproot Waters
43%inclusion3 decks7 decks
42%synergy
Spreading Seas
43%inclusion3 decks7 decks
42%synergy
Reflections of Littjara
43%inclusion3 decks7 decks
39%synergy
Reconnaissance Mission
29%inclusion2 decks7 decks
22%synergy
Imprisoned in the Moon
29%inclusion2 decks7 decks
17%synergy
Witness Protection
29%inclusion2 decks7 decks
23%synergy
Back to Basics
14%inclusion1 decks7 decks
7%synergy
Curiosity
14%inclusion1 decks7 decks
11%synergy
Aqueous Form
14%inclusion1 decks7 decks
9%synergy
Wizard Class
14%inclusion1 decks7 decks
-3%synergy
Unable to Scream
14%inclusion1 decks7 decks
10%synergy
Military Intelligence
14%inclusion1 decks7 decks
13%synergy
Steal Enchantment
14%inclusion1 decks7 decks
13%synergy
Octopus Umbra
14%inclusion1 decks7 decks
14%synergy
Amphibian Downpour
14%inclusion1 decks7 decks
9%synergy
Propaganda
14%inclusion1 decks7 decks
-16%synergy
Planeswalkers
Mu Yanling
14%inclusion1 decks7 decks
14%synergy
Utility Lands
Mystic Sanctuary
71%inclusion5 decks7 decks
21%synergy
Reliquary Tower
71%inclusion5 decks7 decks
15%synergy
Nykthos, Shrine to Nyx
43%inclusion3 decks7 decks
27%synergy
Castle Vantress
43%inclusion3 decks7 decks
24%synergy
Minamo, School at Water's Edge
29%inclusion2 decks7 decks
16%synergy
Scavenger Grounds
29%inclusion2 decks7 decks
21%synergy
Mutavault
29%inclusion2 decks7 decks
28%synergy
War Room
29%inclusion2 decks7 decks
12%synergy
Otawara, Soaring City
29%inclusion2 decks7 decks
3%synergy
Hall of Storm Giants
14%inclusion1 decks7 decks
12%synergy
Halimar Depths
14%inclusion1 decks7 decks
4%synergy
Riptide Laboratory
14%inclusion1 decks7 decks
4%synergy
Tolaria West
14%inclusion1 decks7 decks
9%synergy
Lonely Sandbar
14%inclusion1 decks7 decks
0%synergy
Throne of the High City
14%inclusion1 decks7 decks
14%synergy
Cephalid Coliseum
14%inclusion1 decks7 decks
5%synergy
Three Tree City
14%inclusion1 decks7 decks
11%synergy
Rogue's Passage
14%inclusion1 decks7 decks
-1%synergy
Bonders' Enclave
14%inclusion1 decks7 decks
13%synergy
Field of Ruin
14%inclusion1 decks7 decks
12%synergy
Mana Artifacts
Sol Ring
86%inclusion6 decks7 decks
0%synergy
Arcane Signet
71%inclusion5 decks7 decks
6%synergy
Thought Vessel
71%inclusion5 decks7 decks
20%synergy
Patchwork Banner
57%inclusion4 decks7 decks
54%synergy
Sky Diamond
43%inclusion3 decks7 decks
20%synergy
Caged Sun
29%inclusion2 decks7 decks
17%synergy
Heraldic Banner
29%inclusion2 decks7 decks
23%synergy
Hedron Archive
14%inclusion1 decks7 decks
9%synergy
Sol Talisman
14%inclusion1 decks7 decks
13%synergy
Fractured Powerstone
14%inclusion1 decks7 decks
13%synergy
Springleaf Drum
14%inclusion1 decks7 decks
11%synergy
Mind Stone
14%inclusion1 decks7 decks
-22%synergy
Lands
Island
100%inclusion7 decks7 decks
7%synergy
Path of Ancestry
71%inclusion5 decks7 decks
68%synergy
Myriad Landscape
43%inclusion3 decks7 decks
17%synergy
Cavern of Souls
29%inclusion2 decks7 decks
24%synergy
Sink into Stupor
29%inclusion2 decks7 decks
7%synergy
Glasspool Mimic
29%inclusion2 decks7 decks
22%synergy
Sea Gate Restoration
14%inclusion1 decks7 decks
-1%synergy
Hydroelectric Specimen
14%inclusion1 decks7 decks
1%synergy
Demolition Field
14%inclusion1 decks7 decks
9%synergy
Opal Palace
14%inclusion1 decks7 decks
14%synergy
Gemstone Caverns
14%inclusion1 decks7 decks
8%synergy
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