Svyelun of Sea and Sky (Commander) - Optimized Combo

Svyelun of Sea and Sky
Rank #1,278
3decks
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Ethan Coover
Sep 16, 2026
Ethan Coover
Ranking the Best Merfolk Combos in Commander
The 10 best Merfolk combo cards, from Emry and Adrix and Nev to hidden gems like Leech Bonder, ranked by Commander Spellbook combo count.
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Commander Spellbook
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Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Utility Lands
Mana Artifacts
Lands
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Thassa's Oracle
33%inclusion1 decks3 decks
21%synergy
Ancient Tomb
33%inclusion1 decks3 decks
22%synergy
Rhystic Study
33%inclusion1 decks3 decks
3%synergy
Cyclonic Rift
33%inclusion1 decks3 decks
2%synergy
Mystical Tutor
33%inclusion1 decks3 decks
13%synergy
Creatures
Kopala, Warden of Waves
100%inclusion3 decks3 decks
98%synergy
Vodalian Hexcatcher
100%inclusion3 decks3 decks
98%synergy
Merrow Reejerey
100%inclusion3 decks3 decks
98%synergy
Harbinger of the Seas
100%inclusion3 decks3 decks
92%synergy
Wanderwine Prophets
100%inclusion3 decks3 decks
99%synergy
Master of the Pearl Trident
100%inclusion3 decks3 decks
97%synergy
Thieving Skydiver
100%inclusion3 decks3 decks
96%synergy
Merrow Harbinger
67%inclusion2 decks3 decks
65%synergy
Stonybrook Banneret
67%inclusion2 decks3 decks
63%synergy
Merfolk Sovereign
67%inclusion2 decks3 decks
64%synergy
Seahunter
67%inclusion2 decks3 decks
66%synergy
Emperor Mihail II
67%inclusion2 decks3 decks
65%synergy
Lullmage Mentor
67%inclusion2 decks3 decks
64%synergy
Lord of Atlantis
67%inclusion2 decks3 decks
64%synergy
Tide Shaper
67%inclusion2 decks3 decks
66%synergy
Merfolk Trickster
67%inclusion2 decks3 decks
65%synergy
Seafloor Oracle
67%inclusion2 decks3 decks
65%synergy
Namor the Sub-Mariner
50%inclusion1 decks2 decks
49%synergy
Attuma, Atlantean Warlord
50%inclusion1 decks2 decks
47%synergy
Disruptor of Currents
50%inclusion1 decks2 decks
49%synergy
Harmonized Trio
50%inclusion1 decks2 decks
42%synergy
Master of Waves
33%inclusion1 decks3 decks
30%synergy
Towering-Wave Mystic
33%inclusion1 decks3 decks
33%synergy
Whirlpool Rider
33%inclusion1 decks3 decks
32%synergy
Drowner Initiate
33%inclusion1 decks3 decks
33%synergy
Vodalian Arcanist
33%inclusion1 decks3 decks
33%synergy
Tishana's Tidebinder
33%inclusion1 decks3 decks
29%synergy
Crashing Drawbridge
33%inclusion1 decks3 decks
31%synergy
Mindspring Merfolk
33%inclusion1 decks3 decks
32%synergy
Rishadan Dockhand
33%inclusion1 decks3 decks
33%synergy
Surgespanner
33%inclusion1 decks3 decks
33%synergy
Unctus, Grand Metatect
33%inclusion1 decks3 decks
28%synergy
Tazeem Roilmage
33%inclusion1 decks3 decks
33%synergy
Kiora, the Rising Tide
33%inclusion1 decks3 decks
31%synergy
Merfolk Looter
33%inclusion1 decks3 decks
31%synergy
Mist-Cloaked Herald
33%inclusion1 decks3 decks
30%synergy
Forensic Researcher
33%inclusion1 decks3 decks
32%synergy
Merrow Witsniper
33%inclusion1 decks3 decks
33%synergy
Caller of Gales
33%inclusion1 decks3 decks
33%synergy
Kelpie Guide
33%inclusion1 decks3 decks
31%synergy
Brineborn Cutthroat
33%inclusion1 decks3 decks
32%synergy
Defiler of Dreams
33%inclusion1 decks3 decks
26%synergy
Harbinger of the Tides
33%inclusion1 decks3 decks
32%synergy
Merrow Levitator
33%inclusion1 decks3 decks
33%synergy
Naga Fleshcrafter
33%inclusion1 decks3 decks
31%synergy
Cursecatcher
33%inclusion1 decks3 decks
32%synergy
Thada Adel, Acquisitor
33%inclusion1 decks3 decks
32%synergy
Enclave Cryptologist
33%inclusion1 decks3 decks
33%synergy
Glasspool Mimic
33%inclusion1 decks3 decks
27%synergy
Silvergill Adept
33%inclusion1 decks3 decks
33%synergy
Instants
Negate
100%inclusion3 decks3 decks
63%synergy
High Tide
100%inclusion3 decks3 decks
56%synergy
An Offer You Can't Refuse
67%inclusion2 decks3 decks
27%synergy
Mana Drain
67%inclusion2 decks3 decks
40%synergy
Spell Pierce
67%inclusion2 decks3 decks
58%synergy
Harmonized Crescendo
50%inclusion1 decks2 decks
45%synergy
Pongify
33%inclusion1 decks3 decks
-7%synergy
Rapid Hybridization
33%inclusion1 decks3 decks
-2%synergy
Phantom Interference
33%inclusion1 decks3 decks
33%synergy
Memory Drain
33%inclusion1 decks3 decks
33%synergy
Countervailing Winds
33%inclusion1 decks3 decks
33%synergy
Power Sink
33%inclusion1 decks3 decks
33%synergy
Unauthorized Exit
33%inclusion1 decks3 decks
33%synergy
Turn Aside
33%inclusion1 decks3 decks
32%synergy
Flare of Denial
33%inclusion1 decks3 decks
26%synergy
Essence Scatter
33%inclusion1 decks3 decks
29%synergy
Anticognition
33%inclusion1 decks3 decks
33%synergy
Mystic Reflection
33%inclusion1 decks3 decks
32%synergy
Blink of an Eye
33%inclusion1 decks3 decks
32%synergy
Commit // Memory
33%inclusion1 decks3 decks
31%synergy
Thought Collapse
33%inclusion1 decks3 decks
30%synergy
Dispel
33%inclusion1 decks3 decks
25%synergy
Repulse
33%inclusion1 decks3 decks
32%synergy
Reality Shift
33%inclusion1 decks3 decks
7%synergy
Cancel
33%inclusion1 decks3 decks
29%synergy
Resculpt
33%inclusion1 decks3 decks
17%synergy
Mindstatic
33%inclusion1 decks3 decks
33%synergy
Disallow
33%inclusion1 decks3 decks
27%synergy
Miscalculation
33%inclusion1 decks3 decks
33%synergy
Sinister Sabotage
33%inclusion1 decks3 decks
32%synergy
Cackling Counterpart
33%inclusion1 decks3 decks
30%synergy
Wash Away
33%inclusion1 decks3 decks
29%synergy
Change of Plans
33%inclusion1 decks3 decks
32%synergy
Deny Existence
33%inclusion1 decks3 decks
33%synergy
Wizard's Retort
33%inclusion1 decks3 decks
29%synergy
Thassa's Rebuff
33%inclusion1 decks3 decks
32%synergy
Mana Leak
33%inclusion1 decks3 decks
27%synergy
Shore Up
33%inclusion1 decks3 decks
28%synergy
Convolute
33%inclusion1 decks3 decks
33%synergy
Remand
33%inclusion1 decks3 decks
31%synergy
Dramatic Reversal
33%inclusion1 decks3 decks
15%synergy
Unwind
33%inclusion1 decks3 decks
24%synergy
Think Twice
33%inclusion1 decks3 decks
29%synergy
Devious Cover-Up
33%inclusion1 decks3 decks
33%synergy
Sorceries
Inundate
33%inclusion1 decks3 decks
31%synergy
Divination
33%inclusion1 decks3 decks
32%synergy
Tome Scour
33%inclusion1 decks3 decks
32%synergy
Sea Gate Restoration
33%inclusion1 decks3 decks
18%synergy
Crashing Tide
33%inclusion1 decks3 decks
33%synergy
See Beyond
33%inclusion1 decks3 decks
33%synergy
Gust of Wind
33%inclusion1 decks3 decks
33%synergy
Huddle Up
33%inclusion1 decks3 decks
33%synergy
Distant Melody
33%inclusion1 decks3 decks
28%synergy
Spectral Deluge
33%inclusion1 decks3 decks
24%synergy
Secrets of the Golden City
33%inclusion1 decks3 decks
33%synergy
Step Through
33%inclusion1 decks3 decks
28%synergy
Winged Words
33%inclusion1 decks3 decks
30%synergy
Aquitect's Will
33%inclusion1 decks3 decks
28%synergy
Seize the Secrets
33%inclusion1 decks3 decks
33%synergy
Raise the Palisade
33%inclusion1 decks3 decks
29%synergy
Utility Artifacts
Quicksilver Fountain
67%inclusion2 decks3 decks
65%synergy
Lightning Greaves
67%inclusion2 decks3 decks
41%synergy
Wayfarer's Bauble
33%inclusion1 decks3 decks
17%synergy
Coat of Arms
33%inclusion1 decks3 decks
32%synergy
Haunted Cloak
33%inclusion1 decks3 decks
33%synergy
Vanquisher's Banner
33%inclusion1 decks3 decks
32%synergy
Whispersilk Cloak
33%inclusion1 decks3 decks
31%synergy
Feldon's Cane
33%inclusion1 decks3 decks
33%synergy
Strata Scythe
33%inclusion1 decks3 decks
32%synergy
Urza's Incubator
33%inclusion1 decks3 decks
32%synergy
Kefnet's Monument
33%inclusion1 decks3 decks
27%synergy
Swiftfoot Boots
33%inclusion1 decks3 decks
5%synergy
Bident of Thassa
33%inclusion1 decks3 decks
21%synergy
Obelisk of Urd
33%inclusion1 decks3 decks
32%synergy
Sapphire Medallion
33%inclusion1 decks3 decks
-26%synergy
Pariah's Shield
33%inclusion1 decks3 decks
33%synergy
Aether Vial
33%inclusion1 decks3 decks
33%synergy
Enchantments
Deeproot Pilgrimage
100%inclusion3 decks3 decks
98%synergy
Kindred Discovery
67%inclusion2 decks3 decks
60%synergy
Deeproot Waters
67%inclusion2 decks3 decks
65%synergy
Merrow Commerce
67%inclusion2 decks3 decks
65%synergy
Freed from the Real
33%inclusion1 decks3 decks
30%synergy
Verity Circle
33%inclusion1 decks3 decks
32%synergy
Intruder Alarm
33%inclusion1 decks3 decks
30%synergy
Spreading Seas
33%inclusion1 decks3 decks
32%synergy
Opposition
33%inclusion1 decks3 decks
32%synergy
Call to the Kindred
33%inclusion1 decks3 decks
33%synergy
Combat Research
33%inclusion1 decks3 decks
31%synergy
Utility Lands
Minamo, School at Water's Edge
33%inclusion1 decks3 decks
20%synergy
Mystic Sanctuary
33%inclusion1 decks3 decks
-17%synergy
Sunscorched Desert
33%inclusion1 decks3 decks
32%synergy
Coral Atoll
33%inclusion1 decks3 decks
30%synergy
Riptide Laboratory
33%inclusion1 decks3 decks
24%synergy
Tolaria West
33%inclusion1 decks3 decks
28%synergy
Mutavault
33%inclusion1 decks3 decks
32%synergy
Nykthos, Shrine to Nyx
33%inclusion1 decks3 decks
17%synergy
Reliquary Tower
33%inclusion1 decks3 decks
-23%synergy
Three Tree City
33%inclusion1 decks3 decks
29%synergy
Otawara, Soaring City
33%inclusion1 decks3 decks
7%synergy
Rogue's Passage
33%inclusion1 decks3 decks
18%synergy
Mana Artifacts
Arcane Signet
100%inclusion3 decks3 decks
35%synergy
Sol Ring
100%inclusion3 decks3 decks
15%synergy
Thought Vessel
67%inclusion2 decks3 decks
15%synergy
Mind Stone
67%inclusion2 decks3 decks
33%synergy
Nyx Lotus
67%inclusion2 decks3 decks
63%synergy
Everflowing Chalice
33%inclusion1 decks3 decks
18%synergy
Gilded Lotus
33%inclusion1 decks3 decks
23%synergy
Springleaf Drum
33%inclusion1 decks3 decks
29%synergy
Midnight Clock
33%inclusion1 decks3 decks
14%synergy
Lands
Island
100%inclusion3 decks3 decks
6%synergy
Path of Ancestry
67%inclusion2 decks3 decks
63%synergy
Terramorphic Expanse
33%inclusion1 decks3 decks
30%synergy
Myriad Landscape
33%inclusion1 decks3 decks
9%synergy
Sea Gate Restoration
33%inclusion1 decks3 decks
18%synergy
Ash Barrens
33%inclusion1 decks3 decks
32%synergy
Cavern of Souls
33%inclusion1 decks3 decks
29%synergy
Evolving Wilds
33%inclusion1 decks3 decks
29%synergy
Brokers Hideout
33%inclusion1 decks3 decks
33%synergy
Glasspool Mimic
33%inclusion1 decks3 decks
27%synergy
Obscura Storefront
33%inclusion1 decks3 decks
33%synergy
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