Svyelun of Sea and Sky (Commander) - Budget Upgraded

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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Agna Qel'a
25%inclusion1 decks4 decks
17%synergy
High Synergy Cards
Silvergill Adept
100%inclusion7 decks7 decks
99%synergy
Merrow Harbinger
100%inclusion7 decks7 decks
99%synergy
Seafloor Oracle
100%inclusion7 decks7 decks
99%synergy
Vodalian Hexcatcher
100%inclusion7 decks7 decks
98%synergy
Merrow Reejerey
100%inclusion7 decks7 decks
98%synergy
Master of the Pearl Trident
100%inclusion7 decks7 decks
98%synergy
Stonybrook Banneret
100%inclusion7 decks7 decks
96%synergy
Bident of Thassa
100%inclusion7 decks7 decks
88%synergy
Emperor Mihail II
86%inclusion6 decks7 decks
85%synergy
Mist Dancer
86%inclusion6 decks7 decks
85%synergy
Top Cards
Deeproot Pilgrimage
86%inclusion6 decks7 decks
84%synergy
Thieving Skydiver
86%inclusion6 decks7 decks
81%synergy
Merfolk Trickster
86%inclusion6 decks7 decks
84%synergy
Kopala, Warden of Waves
86%inclusion6 decks7 decks
84%synergy
Merfolk Sovereign
86%inclusion6 decks7 decks
84%synergy
Tempest Caller
86%inclusion6 decks7 decks
85%synergy
Counterspell
86%inclusion6 decks7 decks
19%synergy
River Sneak
71%inclusion5 decks7 decks
71%synergy
Triton Shorestalker
71%inclusion5 decks7 decks
69%synergy
Spreading Seas
71%inclusion5 decks7 decks
70%synergy
Game Changers
Thassa's Oracle
14%inclusion1 decks7 decks
1%synergy
Creatures
Lord of Atlantis
71%inclusion5 decks7 decks
70%synergy
Tide Shaper
71%inclusion5 decks7 decks
70%synergy
Coralhelm Commander
71%inclusion5 decks7 decks
71%synergy
Deepchannel Mentor
71%inclusion5 decks7 decks
70%synergy
Mist-Cloaked Herald
57%inclusion4 decks7 decks
55%synergy
Lullmage Mentor
57%inclusion4 decks7 decks
56%synergy
Harbinger of the Tides
57%inclusion4 decks7 decks
56%synergy
Cursecatcher
57%inclusion4 decks7 decks
56%synergy
Rishadan Dockhand
57%inclusion4 decks7 decks
57%synergy
Tideshaper Mystic
57%inclusion4 decks7 decks
57%synergy
Tidal Warrior
57%inclusion4 decks7 decks
57%synergy
Reef Shaman
57%inclusion4 decks7 decks
57%synergy
Streambed Aquitects
57%inclusion4 decks7 decks
57%synergy
Gray Harbor Merfolk
57%inclusion4 decks7 decks
57%synergy
Tishana's Tidebinder
43%inclusion3 decks7 decks
38%synergy
Harbinger of the Seas
43%inclusion3 decks7 decks
34%synergy
Master of Waves
43%inclusion3 decks7 decks
39%synergy
Cosi's Trickster
43%inclusion3 decks7 decks
42%synergy
Enclave Cryptologist
43%inclusion3 decks7 decks
42%synergy
Wake Thrasher
43%inclusion3 decks7 decks
42%synergy
Surgespanner
43%inclusion3 decks7 decks
42%synergy
Stormtide Leviathan
29%inclusion2 decks7 decks
22%synergy
Adaptive Automaton
29%inclusion2 decks7 decks
27%synergy
Hydroelectric Specimen
29%inclusion2 decks7 decks
15%synergy
Thada Adel, Acquisitor
29%inclusion2 decks7 decks
27%synergy
Benthic Biomancer
29%inclusion2 decks7 decks
28%synergy
Talrand, Sky Summoner
29%inclusion2 decks7 decks
15%synergy
Merfolk Seastalkers
29%inclusion2 decks7 decks
29%synergy
Alandra, Sky Dreamer
29%inclusion2 decks7 decks
22%synergy
Deeptread Merrow
29%inclusion2 decks7 decks
29%synergy
Rootwater Commando
29%inclusion2 decks7 decks
28%synergy
True-Name Nemesis
29%inclusion2 decks7 decks
28%synergy
Merfolk Raiders
29%inclusion2 decks7 decks
29%synergy
Kiora, the Rising Tide
29%inclusion2 decks7 decks
25%synergy
Scroll Thief
29%inclusion2 decks7 decks
28%synergy
Summon: Leviathan
17%inclusion1 decks6 decks
15%synergy
River Herald Scout
14%inclusion1 decks7 decks
14%synergy
Mindspring Merfolk
14%inclusion1 decks7 decks
14%synergy
Merfolk Wayfinder
14%inclusion1 decks7 decks
14%synergy
Sigil Tracer
14%inclusion1 decks7 decks
13%synergy
Seasinger
14%inclusion1 decks7 decks
14%synergy
Whirlpool Rider
14%inclusion1 decks7 decks
14%synergy
Paragon of Gathering Mists
14%inclusion1 decks7 decks
14%synergy
Scourge of Fleets
14%inclusion1 decks7 decks
2%synergy
Body of Knowledge
14%inclusion1 decks7 decks
8%synergy
Wanderwine Prophets
14%inclusion1 decks7 decks
14%synergy
Tidal Courier
14%inclusion1 decks7 decks
14%synergy
Silvergill Douser
14%inclusion1 decks7 decks
14%synergy
Fallowsage
14%inclusion1 decks7 decks
14%synergy
Sea-Dasher Octopus
14%inclusion1 decks7 decks
13%synergy
Instants
Pongify
71%inclusion5 decks7 decks
31%synergy
Negate
71%inclusion5 decks7 decks
33%synergy
Flow of Knowledge
57%inclusion4 decks7 decks
41%synergy
Rapid Hybridization
43%inclusion3 decks7 decks
8%synergy
Frantic Search
43%inclusion3 decks7 decks
13%synergy
Aetherize
43%inclusion3 decks7 decks
14%synergy
High Tide
43%inclusion3 decks7 decks
-1%synergy
An Offer You Can't Refuse
43%inclusion3 decks7 decks
6%synergy
Reality Shift
43%inclusion3 decks7 decks
15%synergy
Resculpt
43%inclusion3 decks7 decks
24%synergy
Mizzium Skin
29%inclusion2 decks7 decks
27%synergy
Arcane Denial
29%inclusion2 decks7 decks
-7%synergy
Abjure
29%inclusion2 decks7 decks
24%synergy
Archmage's Charm
29%inclusion2 decks7 decks
12%synergy
Brainstorm
14%inclusion1 decks7 decks
-27%synergy
Foil
14%inclusion1 decks7 decks
9%synergy
Tale's End
14%inclusion1 decks7 decks
11%synergy
Fleeting Reflection
14%inclusion1 decks7 decks
14%synergy
Piracy Charm
14%inclusion1 decks7 decks
14%synergy
Opt
14%inclusion1 decks7 decks
-11%synergy
Bane's Contingency
14%inclusion1 decks7 decks
12%synergy
Engulf the Shore
14%inclusion1 decks7 decks
6%synergy
Remand
14%inclusion1 decks7 decks
12%synergy
Into the Story
14%inclusion1 decks7 decks
12%synergy
Thassa's Intervention
14%inclusion1 decks7 decks
13%synergy
Flare of Denial
14%inclusion1 decks7 decks
8%synergy
Essence Scatter
14%inclusion1 decks7 decks
11%synergy
Defabricate
14%inclusion1 decks7 decks
12%synergy
Unsummon
14%inclusion1 decks7 decks
10%synergy
Perplexing Test
14%inclusion1 decks7 decks
11%synergy
Filter Out
14%inclusion1 decks7 decks
10%synergy
Admiral's Order
14%inclusion1 decks7 decks
14%synergy
Wizard's Retort
14%inclusion1 decks7 decks
10%synergy
Thassa's Rebuff
14%inclusion1 decks7 decks
13%synergy
Sorceries
Aquitect's Will
71%inclusion5 decks7 decks
66%synergy
Ravenform
57%inclusion4 decks7 decks
48%synergy
Distant Melody
43%inclusion3 decks7 decks
38%synergy
Rite of Replication
43%inclusion3 decks7 decks
36%synergy
Spectral Deluge
29%inclusion2 decks7 decks
18%synergy
Ponder
29%inclusion2 decks7 decks
-1%synergy
Aether Gale
14%inclusion1 decks7 decks
12%synergy
Entrancing Melody
14%inclusion1 decks7 decks
14%synergy
Wash Out
14%inclusion1 decks7 decks
9%synergy
Commit // Memory
14%inclusion1 decks7 decks
11%synergy
Preordain
14%inclusion1 decks7 decks
-10%synergy
River's Rebuke
14%inclusion1 decks7 decks
11%synergy
Crashing Tide
14%inclusion1 decks7 decks
14%synergy
Curse of the Swine
14%inclusion1 decks7 decks
3%synergy
Treasure Cruise
14%inclusion1 decks7 decks
3%synergy
Blatant Thievery
14%inclusion1 decks7 decks
11%synergy
Utility Artifacts
Wayfarer's Bauble
29%inclusion2 decks7 decks
10%synergy
Vanquisher's Banner
29%inclusion2 decks7 decks
27%synergy
Kefnet's Monument
29%inclusion2 decks7 decks
22%synergy
Winter Moon
29%inclusion2 decks7 decks
24%synergy
Herald's Horn
29%inclusion2 decks7 decks
27%synergy
Sapphire Medallion
29%inclusion2 decks7 decks
-29%synergy
Aether Vial
29%inclusion2 decks7 decks
28%synergy
Icon of Ancestry
14%inclusion1 decks7 decks
14%synergy
Rogue's Gloves
14%inclusion1 decks7 decks
14%synergy
Stoneforge Masterwork
14%inclusion1 decks7 decks
14%synergy
Scytheclaw
14%inclusion1 decks7 decks
14%synergy
Swiftfoot Boots
14%inclusion1 decks7 decks
-14%synergy
Quietus Spike
14%inclusion1 decks7 decks
13%synergy
Mask of the Schemer
14%inclusion1 decks7 decks
14%synergy
Bloodforged Battle-Axe
14%inclusion1 decks7 decks
14%synergy
Goldvein Pick
14%inclusion1 decks7 decks
14%synergy
Lightning Greaves
14%inclusion1 decks7 decks
-12%synergy
Soul-Guide Lantern
14%inclusion1 decks7 decks
10%synergy
Mask of Memory
14%inclusion1 decks7 decks
13%synergy
Enchantments
Deeproot Waters
71%inclusion5 decks7 decks
70%synergy
Merrow Commerce
71%inclusion5 decks7 decks
70%synergy
Reconnaissance Mission
43%inclusion3 decks7 decks
36%synergy
Reflections of Littjara
43%inclusion3 decks7 decks
39%synergy
Curiosity
43%inclusion3 decks7 decks
40%synergy
Military Intelligence
43%inclusion3 decks7 decks
42%synergy
Sea's Claim
29%inclusion2 decks7 decks
28%synergy
Wizard Class
29%inclusion2 decks7 decks
12%synergy
Ordeal of Thassa
29%inclusion2 decks7 decks
28%synergy
Fishliver Oil
29%inclusion2 decks7 decks
28%synergy
Kindred Discovery
29%inclusion2 decks7 decks
22%synergy
Imprisoned in the Moon
29%inclusion2 decks7 decks
17%synergy
Coastal Piracy
29%inclusion2 decks7 decks
24%synergy
Mystic Remora
29%inclusion2 decks7 decks
1%synergy
Curious Obsession
14%inclusion1 decks7 decks
14%synergy
Ominous Seas
14%inclusion1 decks7 decks
3%synergy
Opposition
14%inclusion1 decks7 decks
13%synergy
Lingering Mirage
14%inclusion1 decks7 decks
14%synergy
Combat Research
14%inclusion1 decks7 decks
12%synergy
Back to Basics
14%inclusion1 decks7 decks
7%synergy
Aquatic Incursion
14%inclusion1 decks7 decks
14%synergy
Leyline of Anticipation
14%inclusion1 decks7 decks
5%synergy
Control Magic
14%inclusion1 decks7 decks
12%synergy
As Foretold
14%inclusion1 decks7 decks
10%synergy
Propaganda
14%inclusion1 decks7 decks
-15%synergy
Utility Lands
Rogue's Passage
71%inclusion5 decks7 decks
56%synergy
Lonely Sandbar
57%inclusion4 decks7 decks
43%synergy
Reliquary Tower
57%inclusion4 decks7 decks
1%synergy
Halimar Depths
43%inclusion3 decks7 decks
33%synergy
Mystic Sanctuary
43%inclusion3 decks7 decks
-8%synergy
Castle Vantress
43%inclusion3 decks7 decks
24%synergy
Temple of the False God
29%inclusion2 decks7 decks
18%synergy
Rivendell
14%inclusion1 decks7 decks
3%synergy
Isolated Watchtower
14%inclusion1 decks7 decks
14%synergy
Scavenger Grounds
14%inclusion1 decks7 decks
7%synergy
Hidden Cataract
14%inclusion1 decks7 decks
13%synergy
Access Tunnel
14%inclusion1 decks7 decks
13%synergy
Zhalfirin Void
14%inclusion1 decks7 decks
13%synergy
Ghost Quarter
14%inclusion1 decks7 decks
12%synergy
Mana Artifacts
Arcane Signet
71%inclusion5 decks7 decks
6%synergy
Sol Ring
57%inclusion4 decks7 decks
-28%synergy
Sky Diamond
43%inclusion3 decks7 decks
19%synergy
Thought Vessel
43%inclusion3 decks7 decks
-9%synergy
Mind Stone
29%inclusion2 decks7 decks
-8%synergy
Heraldic Banner
14%inclusion1 decks7 decks
8%synergy
Midnight Clock
14%inclusion1 decks7 decks
-6%synergy
Caged Sun
14%inclusion1 decks7 decks
3%synergy
Springleaf Drum
14%inclusion1 decks7 decks
11%synergy
Lands
Island
100%inclusion7 decks7 decks
7%synergy
Hydroelectric Specimen
29%inclusion2 decks7 decks
15%synergy
Myriad Landscape
29%inclusion2 decks7 decks
2%synergy
Demolition Field
14%inclusion1 decks7 decks
9%synergy
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