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
Deeproot Pilgrimage
75%inclusion6 decks8 decks
74%synergy
Counterspell
75%inclusion6 decks8 decks
8%synergy
Deeproot Waters
63%inclusion5 decks8 decks
61%synergy
Harbinger of the Tides
63%inclusion5 decks8 decks
61%synergy
Distant Melody
63%inclusion5 decks8 decks
57%synergy
Lord of Atlantis
63%inclusion5 decks8 decks
61%synergy
Wake Thrasher
63%inclusion5 decks8 decks
62%synergy
Merfolk Trickster
63%inclusion5 decks8 decks
61%synergy
Triton Shorestalker
63%inclusion5 decks8 decks
60%synergy
Game Changers
Narset, Parter of Veils
25%inclusion2 decks8 decks
13%synergy
Creatures
Merrow Harbinger
50%inclusion4 decks8 decks
49%synergy
Mist Dancer
50%inclusion4 decks8 decks
49%synergy
Merfolk Looter
50%inclusion4 decks8 decks
48%synergy
Lullmage Mentor
50%inclusion4 decks8 decks
48%synergy
Tide Shaper
50%inclusion4 decks8 decks
49%synergy
Shipwreck Dowser
50%inclusion4 decks8 decks
47%synergy
Summon: Leviathan
50%inclusion2 decks4 decks
48%synergy
Deepchannel Mentor
38%inclusion3 decks8 decks
36%synergy
Silvergill Adept
38%inclusion3 decks8 decks
37%synergy
Talrand, Sky Summoner
38%inclusion3 decks8 decks
24%synergy
Thieving Skydiver
38%inclusion3 decks8 decks
33%synergy
River Sneak
38%inclusion3 decks8 decks
37%synergy
Master of Waves
25%inclusion2 decks8 decks
21%synergy
Stormtide Leviathan
25%inclusion2 decks8 decks
18%synergy
Wonder
25%inclusion2 decks8 decks
20%synergy
Floodpits Drowner
25%inclusion2 decks8 decks
24%synergy
Tazeem Roilmage
25%inclusion2 decks8 decks
25%synergy
Scourge of Fleets
25%inclusion2 decks8 decks
12%synergy
Tishana's Tidebinder
25%inclusion2 decks8 decks
20%synergy
Streambed Aquitects
25%inclusion2 decks8 decks
24%synergy
Slinn Voda, the Rising Deep
25%inclusion2 decks8 decks
24%synergy
Mist-Cloaked Herald
25%inclusion2 decks8 decks
23%synergy
Cosi's Trickster
25%inclusion2 decks8 decks
24%synergy
Mistcaller
25%inclusion2 decks8 decks
24%synergy
Brineborn Cutthroat
25%inclusion2 decks8 decks
24%synergy
Alandra, Sky Dreamer
25%inclusion2 decks8 decks
18%synergy
Cursecatcher
25%inclusion2 decks8 decks
23%synergy
Archetype of Imagination
25%inclusion2 decks8 decks
20%synergy
Tempest Caller
25%inclusion2 decks8 decks
24%synergy
Hullbreaker Horror
25%inclusion2 decks8 decks
0%synergy
Library Larcenist
25%inclusion2 decks8 decks
24%synergy
Gray Harbor Merfolk
25%inclusion2 decks8 decks
25%synergy
Caller of Gales
25%inclusion2 decks8 decks
25%synergy
Triton Shorethief
25%inclusion2 decks8 decks
25%synergy
Kiora, the Rising Tide
14%inclusion1 decks7 decks
11%synergy
Eluge, the Shoreless Sea
13%inclusion1 decks8 decks
4%synergy
Coralhelm Commander
13%inclusion1 decks8 decks
12%synergy
True-Name Nemesis
13%inclusion1 decks8 decks
12%synergy
Towering-Wave Mystic
13%inclusion1 decks8 decks
12%synergy
Merfolk Thaumaturgist
13%inclusion1 decks8 decks
12%synergy
Seasinger
13%inclusion1 decks8 decks
12%synergy
Rootwater Matriarch
13%inclusion1 decks8 decks
12%synergy
Sentinel of the Pearl Trident
13%inclusion1 decks8 decks
12%synergy
Vodalian Arcanist
13%inclusion1 decks8 decks
12%synergy
Razorfin Abolisher
13%inclusion1 decks8 decks
12%synergy
Merfolk Skyscout
13%inclusion1 decks8 decks
12%synergy
Merfolk of the Pearl Trident
13%inclusion1 decks8 decks
12%synergy
Reef Shaman
13%inclusion1 decks8 decks
12%synergy
Mothdust Changeling
13%inclusion1 decks8 decks
12%synergy
Scroll Thief
13%inclusion1 decks8 decks
12%synergy
Instants
Aetherize
63%inclusion5 decks8 decks
34%synergy
Frantic Search
50%inclusion4 decks8 decks
20%synergy
Dispel
50%inclusion4 decks8 decks
41%synergy
High Tide
50%inclusion4 decks8 decks
6%synergy
Dissipate
38%inclusion3 decks8 decks
35%synergy
Defabricate
38%inclusion3 decks8 decks
35%synergy
Unsummon
38%inclusion3 decks8 decks
33%synergy
Filter Out
38%inclusion3 decks8 decks
33%synergy
Thassa's Rebuff
38%inclusion3 decks8 decks
36%synergy
Reality Shift
38%inclusion3 decks8 decks
10%synergy
Mana Leak
38%inclusion3 decks8 decks
31%synergy
Disdainful Stroke
25%inclusion2 decks8 decks
20%synergy
Brainstorm
25%inclusion2 decks8 decks
-16%synergy
Stubborn Denial
25%inclusion2 decks8 decks
22%synergy
Familiar's Ruse
25%inclusion2 decks8 decks
24%synergy
Cancel
25%inclusion2 decks8 decks
20%synergy
Scatter Ray
25%inclusion2 decks8 decks
25%synergy
Opt
25%inclusion2 decks8 decks
0%synergy
Flow of Knowledge
25%inclusion2 decks8 decks
9%synergy
Annul
25%inclusion2 decks8 decks
23%synergy
Spell Pierce
25%inclusion2 decks8 decks
17%synergy
Refute
14%inclusion1 decks7 decks
9%synergy
Pongify
13%inclusion1 decks8 decks
-28%synergy
Muddle the Mixture
13%inclusion1 decks8 decks
-3%synergy
Essence Capture
13%inclusion1 decks8 decks
11%synergy
Lose Focus
13%inclusion1 decks8 decks
12%synergy
Transcendent Message
13%inclusion1 decks8 decks
10%synergy
Run Away Together
13%inclusion1 decks8 decks
9%synergy
Spell Snuff
13%inclusion1 decks8 decks
12%synergy
Memory Drain
13%inclusion1 decks8 decks
12%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
Dissolve
13%inclusion1 decks8 decks
10%synergy
Dive Down
13%inclusion1 decks8 decks
9%synergy
Blue Elemental Blast
13%inclusion1 decks8 decks
11%synergy
Ertai's Scorn
13%inclusion1 decks8 decks
11%synergy
Broken Concentration
13%inclusion1 decks8 decks
12%synergy
Foil
13%inclusion1 decks8 decks
7%synergy
Force Spike
13%inclusion1 decks8 decks
12%synergy
Ovinize
13%inclusion1 decks8 decks
12%synergy
Engulf the Shore
13%inclusion1 decks8 decks
4%synergy
Anticipate
13%inclusion1 decks8 decks
10%synergy
Arcane Denial
13%inclusion1 decks8 decks
-23%synergy
Admiral's Order
13%inclusion1 decks8 decks
12%synergy
Disruption Protocol
13%inclusion1 decks8 decks
10%synergy
Rewind
13%inclusion1 decks8 decks
0%synergy
Memory Lapse
13%inclusion1 decks8 decks
10%synergy
Wizard's Retort
13%inclusion1 decks8 decks
8%synergy
Tidal Bore
13%inclusion1 decks8 decks
12%synergy
Sorceries
Flow of Ideas
38%inclusion3 decks8 decks
33%synergy
Step Through
38%inclusion3 decks8 decks
32%synergy
Chart a Course
25%inclusion2 decks8 decks
21%synergy
Crashing Tide
25%inclusion2 decks8 decks
25%synergy
Curse of the Swine
25%inclusion2 decks8 decks
13%synergy
Wash Out
25%inclusion2 decks8 decks
20%synergy
Divination
13%inclusion1 decks8 decks
11%synergy
Consuming Tide
13%inclusion1 decks8 decks
9%synergy
Cone of Cold
13%inclusion1 decks8 decks
12%synergy
Commit // Memory
13%inclusion1 decks8 decks
10%synergy
Silver Scrutiny
13%inclusion1 decks8 decks
11%synergy
Sleep of the Dead
13%inclusion1 decks8 decks
12%synergy
Inaction Injunction
13%inclusion1 decks8 decks
12%synergy
Inevitable Betrayal
13%inclusion1 decks8 decks
11%synergy
Preordain
13%inclusion1 decks8 decks
-12%synergy
Impede Momentum
13%inclusion1 decks8 decks
12%synergy
Ravenform
13%inclusion1 decks8 decks
3%synergy
Solve the Equation
13%inclusion1 decks8 decks
-1%synergy
Raise the Palisade
13%inclusion1 decks8 decks
10%synergy
Entrancing Melody
13%inclusion1 decks8 decks
12%synergy
Cosmic Epiphany
13%inclusion1 decks8 decks
12%synergy
Aether Gale
13%inclusion1 decks8 decks
10%synergy
River's Rebuke
13%inclusion1 decks8 decks
9%synergy
Aquitect's Will
13%inclusion1 decks8 decks
7%synergy
Utility Artifacts
Sapphire Medallion
50%inclusion4 decks8 decks
-7%synergy
Winter Moon
38%inclusion3 decks8 decks
33%synergy
Icon of Ancestry
25%inclusion2 decks8 decks
24%synergy
Kefnet's Monument
25%inclusion2 decks8 decks
18%synergy
Herald's Horn
25%inclusion2 decks8 decks
23%synergy
Swiftfoot Boots
25%inclusion2 decks8 decks
-3%synergy
Cryogen Relic
25%inclusion1 decks4 decks
21%synergy
Vanquisher's Banner
25%inclusion2 decks8 decks
24%synergy
Banner of Kinship
14%inclusion1 decks7 decks
12%synergy
Mindlink Mech
13%inclusion1 decks8 decks
12%synergy
Quicksilver Fountain
13%inclusion1 decks8 decks
11%synergy
Staff of the Mind Magus
13%inclusion1 decks8 decks
12%synergy
Soul-Guide Lantern
13%inclusion1 decks8 decks
8%synergy
Oblivion Stone
13%inclusion1 decks8 decks
12%synergy
Aether Spellbomb
13%inclusion1 decks8 decks
4%synergy
Robe of the Archmagi
13%inclusion1 decks8 decks
11%synergy
Stoneforge Masterwork
13%inclusion1 decks8 decks
12%synergy
Vexing Bauble
13%inclusion1 decks8 decks
11%synergy
Relic Amulet
13%inclusion1 decks8 decks
12%synergy
Mindsplice Apparatus
13%inclusion1 decks8 decks
8%synergy
Diviner's Wand
13%inclusion1 decks8 decks
12%synergy
Lightning Greaves
13%inclusion1 decks8 decks
-14%synergy
Commander's Plate
13%inclusion1 decks8 decks
8%synergy
Endless Atlas
13%inclusion1 decks8 decks
12%synergy
Disruptor Flute
13%inclusion1 decks8 decks
12%synergy
Blackblade Reforged
13%inclusion1 decks8 decks
8%synergy
Hero's Heirloom
13%inclusion1 decks8 decks
12%synergy
Aether Vial
13%inclusion1 decks8 decks
12%synergy
Heirloom Blade
13%inclusion1 decks8 decks
12%synergy
Sword of Forge and Frontier
13%inclusion1 decks8 decks
12%synergy
Ghirapur Orrery
13%inclusion1 decks8 decks
11%synergy
Pariah's Shield
13%inclusion1 decks8 decks
12%synergy
Vedalken Shackles
13%inclusion1 decks8 decks
10%synergy
Enchantments
Merrow Commerce
50%inclusion4 decks8 decks
49%synergy
Kindred Discovery
38%inclusion3 decks8 decks
31%synergy
Wizard Class
38%inclusion3 decks8 decks
21%synergy
Imprisoned in the Moon
38%inclusion3 decks8 decks
26%synergy
Reflections of Littjara
38%inclusion3 decks8 decks
34%synergy
Combat Research
38%inclusion3 decks8 decks
35%synergy
Military Intelligence
25%inclusion2 decks8 decks
24%synergy
Ominous Seas
25%inclusion2 decks8 decks
14%synergy
Frogify
25%inclusion2 decks8 decks
23%synergy
Aqueous Form
25%inclusion2 decks8 decks
20%synergy
Witness Protection
25%inclusion2 decks8 decks
19%synergy
Eaten by Piranhas
25%inclusion2 decks8 decks
22%synergy
Propaganda
25%inclusion2 decks8 decks
-5%synergy
Unstoppable Plan
14%inclusion1 decks7 decks
7%synergy
Reconnaissance Mission
13%inclusion1 decks8 decks
6%synergy
Intruder Alarm
13%inclusion1 decks8 decks
9%synergy
In Too Deep
13%inclusion1 decks8 decks
12%synergy
Fishliver Oil
13%inclusion1 decks8 decks
12%synergy
Omniscience
13%inclusion1 decks8 decks
4%synergy
Ichthyomorphosis
13%inclusion1 decks8 decks
12%synergy
Vow of Flight
13%inclusion1 decks8 decks
12%synergy
Gossip's Talent
13%inclusion1 decks8 decks
12%synergy
Leyline of Anticipation
13%inclusion1 decks8 decks
3%synergy
Amphibian Downpour
13%inclusion1 decks8 decks
7%synergy
Nerd Rage
13%inclusion1 decks8 decks
9%synergy
Vanishing
13%inclusion1 decks8 decks
11%synergy
Telepathy
13%inclusion1 decks8 decks
10%synergy
Confiscate
13%inclusion1 decks8 decks
12%synergy
Coastal Piracy
13%inclusion1 decks8 decks
8%synergy
Teferi's Tutelage
13%inclusion1 decks8 decks
9%synergy
Planeswalkers
Jace, Arcane Strategist
13%inclusion1 decks8 decks
11%synergy
Utility Lands
Reliquary Tower
63%inclusion5 decks8 decks
6%synergy
Mystic Sanctuary
50%inclusion4 decks8 decks
-1%synergy
Halimar Depths
50%inclusion4 decks8 decks
40%synergy
Rogue's Passage
38%inclusion3 decks8 decks
23%synergy
Castle Vantress
25%inclusion2 decks8 decks
6%synergy
Lotus Field
13%inclusion1 decks8 decks
12%synergy
Mage-Ring Network
13%inclusion1 decks8 decks
11%synergy
Coral Atoll
13%inclusion1 decks8 decks
9%synergy
Svyelunite Temple
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
Field of Ruin
13%inclusion1 decks8 decks
10%synergy
Mutavault
13%inclusion1 decks8 decks
12%synergy
Blasted Landscape
13%inclusion1 decks8 decks
12%synergy
Mana Artifacts
Sol Ring
75%inclusion6 decks8 decks
-10%synergy
Sky Diamond
50%inclusion4 decks8 decks
26%synergy
Thought Vessel
50%inclusion4 decks8 decks
-2%synergy
Arcane Signet
25%inclusion2 decks8 decks
-40%synergy
Midnight Clock
25%inclusion2 decks8 decks
4%synergy
Caged Sun
13%inclusion1 decks8 decks
1%synergy
Heraldic Banner
13%inclusion1 decks8 decks
7%synergy
Patchwork Banner
13%inclusion1 decks8 decks
9%synergy
Mind Stone
13%inclusion1 decks8 decks
-24%synergy
Springleaf Drum
13%inclusion1 decks8 decks
9%synergy
Lands
Island
100%inclusion8 decks8 decks
7%synergy
Path of Ancestry
38%inclusion3 decks8 decks
34%synergy
Myriad Landscape
25%inclusion2 decks8 decks
-2%synergy
Evolving Wilds
13%inclusion1 decks8 decks
8%synergy
Ash Barrens
13%inclusion1 decks8 decks
11%synergy
Glasspool Mimic
13%inclusion1 decks8 decks
6%synergy
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