Svyelun of Sea and Sky (Commander) - Budget Optimized

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
33%inclusion1 decks3 decks
32%synergy
High Synergy Cards
Emperor Mihail II
100%inclusion8 decks8 decks
99%synergy
Kopala, Warden of Waves
100%inclusion8 decks8 decks
99%synergy
Vodalian Hexcatcher
88%inclusion7 decks8 decks
86%synergy
Merrow Reejerey
88%inclusion7 decks8 decks
86%synergy
Merfolk Sovereign
88%inclusion7 decks8 decks
86%synergy
Master of the Pearl Trident
88%inclusion7 decks8 decks
86%synergy
Stonybrook Banneret
88%inclusion7 decks8 decks
84%synergy
Harbinger of the Seas
88%inclusion7 decks8 decks
78%synergy
Bident of Thassa
88%inclusion7 decks8 decks
76%synergy
Seafloor Oracle
75%inclusion6 decks8 decks
74%synergy
Top Cards
Negate
88%inclusion7 decks8 decks
49%synergy
Merfolk Trickster
75%inclusion6 decks8 decks
73%synergy
Counterspell
75%inclusion6 decks8 decks
8%synergy
Deeproot Pilgrimage
75%inclusion6 decks8 decks
73%synergy
Distant Melody
63%inclusion5 decks8 decks
57%synergy
Lord of Atlantis
63%inclusion5 decks8 decks
61%synergy
Merfolk Looter
63%inclusion5 decks8 decks
60%synergy
Harbinger of the Tides
63%inclusion5 decks8 decks
61%synergy
Sapphire Medallion
63%inclusion5 decks8 decks
5%synergy
Wake Thrasher
63%inclusion5 decks8 decks
62%synergy
Game Changers
Narset, Parter of Veils
25%inclusion2 decks8 decks
13%synergy
Thassa's Oracle
13%inclusion1 decks8 decks
-1%synergy
Creatures
Triton Shorestalker
63%inclusion5 decks8 decks
60%synergy
Mist Dancer
63%inclusion5 decks8 decks
62%synergy
Tide Shaper
63%inclusion5 decks8 decks
62%synergy
Deepchannel Mentor
50%inclusion4 decks8 decks
49%synergy
Talrand, Sky Summoner
50%inclusion4 decks8 decks
36%synergy
Lullmage Mentor
50%inclusion4 decks8 decks
48%synergy
Merrow Harbinger
50%inclusion4 decks8 decks
49%synergy
Silvergill Adept
50%inclusion4 decks8 decks
49%synergy
Shipwreck Dowser
50%inclusion4 decks8 decks
47%synergy
River Sneak
38%inclusion3 decks8 decks
37%synergy
Tempest Caller
38%inclusion3 decks8 decks
36%synergy
Thieving Skydiver
38%inclusion3 decks8 decks
33%synergy
Summon: Leviathan
33%inclusion1 decks3 decks
32%synergy
Coralhelm Commander
25%inclusion2 decks8 decks
24%synergy
True-Name Nemesis
25%inclusion2 decks8 decks
24%synergy
Stormtide Leviathan
25%inclusion2 decks8 decks
18%synergy
Cosi's Trickster
25%inclusion2 decks8 decks
24%synergy
Rishadan Dockhand
25%inclusion2 decks8 decks
24%synergy
Floodpits Drowner
25%inclusion2 decks8 decks
24%synergy
Tazeem Roilmage
25%inclusion2 decks8 decks
25%synergy
Streambed Aquitects
25%inclusion2 decks8 decks
24%synergy
Caller of Gales
25%inclusion2 decks8 decks
25%synergy
Cursecatcher
25%inclusion2 decks8 decks
23%synergy
Library Larcenist
25%inclusion2 decks8 decks
24%synergy
Brineborn Cutthroat
25%inclusion2 decks8 decks
24%synergy
Wonder
25%inclusion2 decks8 decks
20%synergy
Tishana's Tidebinder
25%inclusion2 decks8 decks
20%synergy
Mist-Cloaked Herald
25%inclusion2 decks8 decks
23%synergy
Slinn Voda, the Rising Deep
25%inclusion2 decks8 decks
24%synergy
Mistcaller
25%inclusion2 decks8 decks
24%synergy
Gray Harbor Merfolk
25%inclusion2 decks8 decks
25%synergy
Kiora, the Rising Tide
14%inclusion1 decks7 decks
11%synergy
Master of Waves
13%inclusion1 decks8 decks
9%synergy
Towering-Wave Mystic
13%inclusion1 decks8 decks
12%synergy
Merfolk Thaumaturgist
13%inclusion1 decks8 decks
12%synergy
Vodalian Arcanist
13%inclusion1 decks8 decks
12%synergy
Rootwater Matriarch
13%inclusion1 decks8 decks
12%synergy
Scroll Thief
13%inclusion1 decks8 decks
12%synergy
Grand Architect
13%inclusion1 decks8 decks
9%synergy
Alandra, Sky Dreamer
13%inclusion1 decks8 decks
6%synergy
Diamond Mare
13%inclusion1 decks8 decks
12%synergy
Glasspool Mimic
13%inclusion1 decks8 decks
6%synergy
Hullbreaker Horror
13%inclusion1 decks8 decks
-12%synergy
Sage of Fables
13%inclusion1 decks8 decks
12%synergy
Merfolk of the Pearl Trident
13%inclusion1 decks8 decks
12%synergy
Sentinel of the Pearl Trident
13%inclusion1 decks8 decks
12%synergy
Merfolk Skyscout
13%inclusion1 decks8 decks
12%synergy
Razorfin Abolisher
13%inclusion1 decks8 decks
12%synergy
Fog Bank
13%inclusion1 decks8 decks
9%synergy
Mothdust Changeling
13%inclusion1 decks8 decks
12%synergy
Instants
Aetherize
63%inclusion5 decks8 decks
34%synergy
Dispel
50%inclusion4 decks8 decks
41%synergy
Frantic Search
50%inclusion4 decks8 decks
20%synergy
Opt
38%inclusion3 decks8 decks
12%synergy
Mana Leak
38%inclusion3 decks8 decks
31%synergy
Dissipate
38%inclusion3 decks8 decks
35%synergy
Filter Out
38%inclusion3 decks8 decks
33%synergy
Defabricate
38%inclusion3 decks8 decks
35%synergy
Reality Shift
38%inclusion3 decks8 decks
10%synergy
Unsummon
38%inclusion3 decks8 decks
33%synergy
Flow of Knowledge
38%inclusion3 decks8 decks
21%synergy
Thassa's Rebuff
38%inclusion3 decks8 decks
36%synergy
High Tide
38%inclusion3 decks8 decks
-7%synergy
Stubborn Denial
25%inclusion2 decks8 decks
22%synergy
Disdainful Stroke
25%inclusion2 decks8 decks
20%synergy
Familiar's Ruse
25%inclusion2 decks8 decks
24%synergy
Cancel
25%inclusion2 decks8 decks
20%synergy
Spell Pierce
25%inclusion2 decks8 decks
17%synergy
Pongify
25%inclusion2 decks8 decks
-15%synergy
Brainstorm
25%inclusion2 decks8 decks
-16%synergy
Scatter Ray
25%inclusion2 decks8 decks
25%synergy
Annul
25%inclusion2 decks8 decks
23%synergy
Essence Capture
13%inclusion1 decks8 decks
11%synergy
Lose Focus
13%inclusion1 decks8 decks
12%synergy
Dive Down
13%inclusion1 decks8 decks
9%synergy
Countermand
13%inclusion1 decks8 decks
12%synergy
Fact or Fiction
13%inclusion1 decks8 decks
2%synergy
Essence Scatter
13%inclusion1 decks8 decks
9%synergy
Foil
13%inclusion1 decks8 decks
7%synergy
Ovinize
13%inclusion1 decks8 decks
12%synergy
Cryptic Command
13%inclusion1 decks8 decks
1%synergy
Snap
13%inclusion1 decks8 decks
-6%synergy
Wizard's Retort
13%inclusion1 decks8 decks
8%synergy
Didn't Say Please
13%inclusion1 decks8 decks
8%synergy
Shore Up
13%inclusion1 decks8 decks
7%synergy
Evacuation
13%inclusion1 decks8 decks
5%synergy
Muddle the Mixture
13%inclusion1 decks8 decks
-3%synergy
Spell Snuff
13%inclusion1 decks8 decks
12%synergy
Memory Drain
13%inclusion1 decks8 decks
12%synergy
Transcendent Message
13%inclusion1 decks8 decks
10%synergy
Run Away Together
13%inclusion1 decks8 decks
9%synergy
Dissolve
13%inclusion1 decks8 decks
10%synergy
Blue Elemental Blast
13%inclusion1 decks8 decks
11%synergy
Broken Concentration
13%inclusion1 decks8 decks
12%synergy
Saw It Coming
13%inclusion1 decks8 decks
9%synergy
Engulf the Shore
13%inclusion1 decks8 decks
4%synergy
Memory Lapse
13%inclusion1 decks8 decks
10%synergy
Into the Roil
13%inclusion1 decks8 decks
10%synergy
Unsubstantiate
13%inclusion1 decks8 decks
10%synergy
Hinder
13%inclusion1 decks8 decks
12%synergy
Sorceries
Step Through
38%inclusion3 decks8 decks
32%synergy
Crashing Tide
38%inclusion3 decks8 decks
37%synergy
Curse of the Swine
25%inclusion2 decks8 decks
13%synergy
Preordain
25%inclusion2 decks8 decks
1%synergy
Chart a Course
25%inclusion2 decks8 decks
21%synergy
Flow of Ideas
25%inclusion2 decks8 decks
20%synergy
Ponder
13%inclusion1 decks8 decks
-17%synergy
Consuming Tide
13%inclusion1 decks8 decks
9%synergy
Silver Scrutiny
13%inclusion1 decks8 decks
11%synergy
Inaction Injunction
13%inclusion1 decks8 decks
12%synergy
Impede Momentum
13%inclusion1 decks8 decks
12%synergy
Entrancing Melody
13%inclusion1 decks8 decks
12%synergy
Divination
13%inclusion1 decks8 decks
11%synergy
Wash Out
13%inclusion1 decks8 decks
7%synergy
Inevitable Betrayal
13%inclusion1 decks8 decks
11%synergy
Aquitect's Will
13%inclusion1 decks8 decks
7%synergy
Ravenform
13%inclusion1 decks8 decks
3%synergy
Raise the Palisade
13%inclusion1 decks8 decks
9%synergy
Cone of Cold
13%inclusion1 decks8 decks
12%synergy
Commit // Memory
13%inclusion1 decks8 decks
10%synergy
Sleep of the Dead
13%inclusion1 decks8 decks
12%synergy
Aether Gale
13%inclusion1 decks8 decks
10%synergy
Solve the Equation
13%inclusion1 decks8 decks
0%synergy
Cosmic Epiphany
13%inclusion1 decks8 decks
12%synergy
Utility Artifacts
Winter Moon
38%inclusion3 decks8 decks
33%synergy
Kefnet's Monument
38%inclusion3 decks8 decks
31%synergy
Cryogen Relic
33%inclusion1 decks3 decks
29%synergy
Herald's Horn
25%inclusion2 decks8 decks
23%synergy
Vanquisher's Banner
25%inclusion2 decks8 decks
24%synergy
Swiftfoot Boots
25%inclusion2 decks8 decks
-3%synergy
Banner of Kinship
14%inclusion1 decks7 decks
12%synergy
Mindlink Mech
13%inclusion1 decks8 decks
12%synergy
Soul-Guide Lantern
13%inclusion1 decks8 decks
8%synergy
Vexing Bauble
13%inclusion1 decks8 decks
11%synergy
Aether Spellbomb
13%inclusion1 decks8 decks
4%synergy
Heirloom Blade
13%inclusion1 decks8 decks
12%synergy
Sword of Forge and Frontier
13%inclusion1 decks8 decks
12%synergy
Commander's Plate
13%inclusion1 decks8 decks
8%synergy
Endless Atlas
13%inclusion1 decks8 decks
12%synergy
Quicksilver Fountain
13%inclusion1 decks8 decks
11%synergy
Mindsplice Apparatus
13%inclusion1 decks8 decks
8%synergy
Robe of the Archmagi
13%inclusion1 decks8 decks
11%synergy
Relic Amulet
13%inclusion1 decks8 decks
12%synergy
Lightning Greaves
13%inclusion1 decks8 decks
-14%synergy
Disruptor Flute
13%inclusion1 decks8 decks
12%synergy
Hero's Heirloom
13%inclusion1 decks8 decks
12%synergy
Aether Vial
13%inclusion1 decks8 decks
12%synergy
Staff of the Mind Magus
13%inclusion1 decks8 decks
12%synergy
Icon of Ancestry
13%inclusion1 decks8 decks
12%synergy
Oblivion Stone
13%inclusion1 decks8 decks
12%synergy
Stoneforge Masterwork
13%inclusion1 decks8 decks
12%synergy
Diviner's Wand
13%inclusion1 decks8 decks
12%synergy
Ghirapur Orrery
13%inclusion1 decks8 decks
11%synergy
Blackblade Reforged
13%inclusion1 decks8 decks
8%synergy
Pariah's Shield
13%inclusion1 decks8 decks
12%synergy
Vedalken Shackles
13%inclusion1 decks8 decks
10%synergy
Enchantments
Deeproot Waters
63%inclusion5 decks8 decks
61%synergy
Merrow Commerce
63%inclusion5 decks8 decks
61%synergy
Wizard Class
50%inclusion4 decks8 decks
33%synergy
Reflections of Littjara
50%inclusion4 decks8 decks
47%synergy
Kindred Discovery
50%inclusion4 decks8 decks
43%synergy
Combat Research
38%inclusion3 decks8 decks
35%synergy
Frogify
25%inclusion2 decks8 decks
23%synergy
Imprisoned in the Moon
25%inclusion2 decks8 decks
13%synergy
Military Intelligence
25%inclusion2 decks8 decks
24%synergy
Propaganda
25%inclusion2 decks8 decks
-5%synergy
Witness Protection
25%inclusion2 decks8 decks
19%synergy
Unstoppable Plan
14%inclusion1 decks7 decks
7%synergy
In Too Deep
13%inclusion1 decks8 decks
12%synergy
Aqueous Form
13%inclusion1 decks8 decks
7%synergy
Ominous Seas
13%inclusion1 decks8 decks
2%synergy
Eaten by Piranhas
13%inclusion1 decks8 decks
9%synergy
Teferi's Tutelage
13%inclusion1 decks8 decks
9%synergy
Ichthyomorphosis
13%inclusion1 decks8 decks
12%synergy
Vow of Flight
13%inclusion1 decks8 decks
12%synergy
Leyline of Anticipation
13%inclusion1 decks8 decks
3%synergy
Aquatic Incursion
13%inclusion1 decks8 decks
12%synergy
Reconnaissance Mission
13%inclusion1 decks8 decks
6%synergy
Intruder Alarm
13%inclusion1 decks8 decks
9%synergy
Omniscience
13%inclusion1 decks8 decks
4%synergy
Gossip's Talent
13%inclusion1 decks8 decks
12%synergy
Spreading Seas
13%inclusion1 decks8 decks
11%synergy
Confiscate
13%inclusion1 decks8 decks
12%synergy
Planeswalkers
Jace, Arcane Strategist
13%inclusion1 decks8 decks
11%synergy
Utility Lands
Reliquary Tower
75%inclusion6 decks8 decks
19%synergy
Halimar Depths
50%inclusion4 decks8 decks
40%synergy
Mystic Sanctuary
50%inclusion4 decks8 decks
-1%synergy
Rogue's Passage
38%inclusion3 decks8 decks
23%synergy
Castle Vantress
25%inclusion2 decks8 decks
6%synergy
Svyelunite Temple
13%inclusion1 decks8 decks
12%synergy
Mage-Ring Network
13%inclusion1 decks8 decks
11%synergy
Coral Atoll
13%inclusion1 decks8 decks
9%synergy
Mutavault
13%inclusion1 decks8 decks
12%synergy
Lonely Sandbar
13%inclusion1 decks8 decks
-2%synergy
Soaring Seacliff
13%inclusion1 decks8 decks
12%synergy
Terrain Generator
13%inclusion1 decks8 decks
5%synergy
Lotus Field
13%inclusion1 decks8 decks
12%synergy
Blasted Landscape
13%inclusion1 decks8 decks
12%synergy
Field of Ruin
13%inclusion1 decks8 decks
10%synergy
Mana Artifacts
Sol Ring
88%inclusion7 decks8 decks
2%synergy
Sky Diamond
63%inclusion5 decks8 decks
39%synergy
Thought Vessel
50%inclusion4 decks8 decks
-2%synergy
Arcane Signet
38%inclusion3 decks8 decks
-28%synergy
Heraldic Banner
25%inclusion2 decks8 decks
19%synergy
Midnight Clock
25%inclusion2 decks8 decks
4%synergy
Mind Stone
25%inclusion2 decks8 decks
-11%synergy
Patchwork Banner
13%inclusion1 decks8 decks
9%synergy
Springleaf Drum
13%inclusion1 decks8 decks
9%synergy
Caged Sun
13%inclusion1 decks8 decks
1%synergy
Lands
Island
100%inclusion8 decks8 decks
7%synergy
Path of Ancestry
50%inclusion4 decks8 decks
46%synergy
Myriad Landscape
38%inclusion3 decks8 decks
11%synergy
Glasspool Mimic
13%inclusion1 decks8 decks
6%synergy
Evolving Wilds
13%inclusion1 decks8 decks
8%synergy
Ash Barrens
13%inclusion1 decks8 decks
11%synergy
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