Svyelun of Sea and Sky (Commander) - Optimized Merfolk

Svyelun of Sea and Sky
Rank #1,154
8decks
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Background image for Attuma, Atlantean Warlord Commander Deck Tech
Landon Crispens
Feb 16, 2026
Landon Crispens
Attuma, Atlantean Warlord Commander Deck Tech
Is Attuma, Atlantean Warlord the new best mono-blue Merfolk commander? Come check out this Marvel villain's potential.
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Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
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Champions of the Shoal
50%inclusion1 decks2 decks
50%synergy
High Synergy Cards
Master of the Pearl Trident
100%inclusion8 decks8 decks
98%synergy
Emperor Mihail II
88%inclusion7 decks8 decks
87%synergy
Merrow Commerce
88%inclusion7 decks8 decks
86%synergy
Deepchannel Mentor
88%inclusion7 decks8 decks
86%synergy
Seafloor Oracle
88%inclusion7 decks8 decks
86%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
Triton Shorestalker
88%inclusion7 decks8 decks
85%synergy
Stonybrook Banneret
88%inclusion7 decks8 decks
84%synergy
Top Cards
Harbinger of the Seas
88%inclusion7 decks8 decks
79%synergy
Sapphire Medallion
88%inclusion7 decks8 decks
29%synergy
Kopala, Warden of Waves
75%inclusion6 decks8 decks
74%synergy
Tishana's Tidebinder
75%inclusion6 decks8 decks
70%synergy
Negate
75%inclusion6 decks8 decks
37%synergy
Mist-Cloaked Herald
75%inclusion6 decks8 decks
73%synergy
Lullmage Mentor
75%inclusion6 decks8 decks
73%synergy
Harbinger of the Tides
75%inclusion6 decks8 decks
74%synergy
Thada Adel, Acquisitor
75%inclusion6 decks8 decks
73%synergy
Mist Dancer
75%inclusion6 decks8 decks
74%synergy
Game Changers
Cyclonic Rift
75%inclusion6 decks8 decks
41%synergy
Rhystic Study
63%inclusion5 decks8 decks
30%synergy
Fierce Guardianship
50%inclusion4 decks8 decks
27%synergy
Thassa's Oracle
13%inclusion1 decks8 decks
0%synergy
Force of Will
13%inclusion1 decks8 decks
-5%synergy
Mystical Tutor
13%inclusion1 decks8 decks
-11%synergy
Creatures
Silvergill Adept
75%inclusion6 decks8 decks
74%synergy
Lord of Atlantis
75%inclusion6 decks8 decks
74%synergy
Tide Shaper
75%inclusion6 decks8 decks
74%synergy
Thieving Skydiver
75%inclusion6 decks8 decks
71%synergy
True-Name Nemesis
63%inclusion5 decks8 decks
62%synergy
Wanderwine Prophets
63%inclusion5 decks8 decks
62%synergy
Tempest Caller
63%inclusion5 decks8 decks
62%synergy
Merfolk Trickster
63%inclusion5 decks8 decks
61%synergy
Merrow Harbinger
50%inclusion4 decks8 decks
49%synergy
Master of Waves
50%inclusion4 decks8 decks
46%synergy
Coralhelm Commander
50%inclusion4 decks8 decks
49%synergy
Rishadan Dockhand
50%inclusion4 decks8 decks
49%synergy
Thassa, God of the Sea
50%inclusion4 decks8 decks
46%synergy
River Sneak
38%inclusion3 decks8 decks
37%synergy
Wake Thrasher
38%inclusion3 decks8 decks
37%synergy
Metallic Mimic
25%inclusion2 decks8 decks
24%synergy
Mindspring Merfolk
25%inclusion2 decks8 decks
24%synergy
Seahunter
25%inclusion2 decks8 decks
24%synergy
Kiora, the Rising Tide
25%inclusion2 decks8 decks
22%synergy
Streambed Aquitects
25%inclusion2 decks8 decks
24%synergy
Tidal Warrior
25%inclusion2 decks8 decks
24%synergy
Cursecatcher
25%inclusion2 decks8 decks
23%synergy
Glasspool Mimic
25%inclusion2 decks8 decks
19%synergy
Tidebinder Mage
25%inclusion2 decks8 decks
25%synergy
Summon: Leviathan
25%inclusion2 decks8 decks
23%synergy
Enclave Elite
13%inclusion1 decks8 decks
12%synergy
Roaming Throne
13%inclusion1 decks8 decks
8%synergy
Cosi's Trickster
13%inclusion1 decks8 decks
12%synergy
Salvager of Secrets
13%inclusion1 decks8 decks
12%synergy
Surgespanner
13%inclusion1 decks8 decks
12%synergy
Floodpits Drowner
13%inclusion1 decks8 decks
11%synergy
Merfolk Wayfinder
13%inclusion1 decks8 decks
12%synergy
Sigil Tracer
13%inclusion1 decks8 decks
11%synergy
Adaptive Automaton
13%inclusion1 decks8 decks
11%synergy
Tazeem Roilmage
13%inclusion1 decks8 decks
12%synergy
Scourge of Fleets
13%inclusion1 decks8 decks
0%synergy
Hydroelectric Specimen
13%inclusion1 decks8 decks
-1%synergy
Siren Stormtamer
13%inclusion1 decks8 decks
6%synergy
Merfolk Looter
13%inclusion1 decks8 decks
10%synergy
Slinn Voda, the Rising Deep
13%inclusion1 decks8 decks
11%synergy
Mistcaller
13%inclusion1 decks8 decks
12%synergy
Raving Visionary
13%inclusion1 decks8 decks
12%synergy
Saprazzan Heir
13%inclusion1 decks8 decks
12%synergy
Mistway Spy
13%inclusion1 decks8 decks
12%synergy
Brineborn Cutthroat
13%inclusion1 decks8 decks
12%synergy
Alandra, Sky Dreamer
13%inclusion1 decks8 decks
5%synergy
Vodalian Illusionist
13%inclusion1 decks8 decks
12%synergy
Enclave Cryptologist
13%inclusion1 decks8 decks
12%synergy
Emry, Lurker of the Loch
13%inclusion1 decks8 decks
1%synergy
Shipwreck Dowser
13%inclusion1 decks8 decks
10%synergy
Instants
Counterspell
75%inclusion6 decks8 decks
9%synergy
High Tide
75%inclusion6 decks8 decks
31%synergy
Pongify
63%inclusion5 decks8 decks
22%synergy
Reality Shift
63%inclusion5 decks8 decks
35%synergy
Mana Drain
63%inclusion5 decks8 decks
36%synergy
Aetherize
63%inclusion5 decks8 decks
33%synergy
Arcane Denial
63%inclusion5 decks8 decks
26%synergy
Rapid Hybridization
50%inclusion4 decks8 decks
15%synergy
Thassa's Rebuff
50%inclusion4 decks8 decks
49%synergy
An Offer You Can't Refuse
38%inclusion3 decks8 decks
0%synergy
Brainstorm
25%inclusion2 decks8 decks
-16%synergy
Resculpt
25%inclusion2 decks8 decks
7%synergy
Swan Song
25%inclusion2 decks8 decks
-2%synergy
Force of Negation
25%inclusion2 decks8 decks
10%synergy
Sink into Stupor
25%inclusion2 decks8 decks
3%synergy
Pact of Negation
25%inclusion2 decks8 decks
15%synergy
Spider-Sense
14%inclusion1 decks7 decks
11%synergy
Muddle the Mixture
13%inclusion1 decks8 decks
-3%synergy
Frantic Search
13%inclusion1 decks8 decks
-18%synergy
Flare of Denial
13%inclusion1 decks8 decks
6%synergy
Blink of an Eye
13%inclusion1 decks8 decks
11%synergy
Leadership Vacuum
13%inclusion1 decks8 decks
11%synergy
Strix Serenade
13%inclusion1 decks8 decks
3%synergy
Filter Out
13%inclusion1 decks8 decks
9%synergy
Cryptic Command
13%inclusion1 decks8 decks
1%synergy
Flow of Knowledge
13%inclusion1 decks8 decks
-4%synergy
Mana Leak
13%inclusion1 decks8 decks
6%synergy
Masterful Replication
13%inclusion1 decks8 decks
11%synergy
Mystic Confluence
13%inclusion1 decks8 decks
3%synergy
Narset's Reversal
13%inclusion1 decks8 decks
0%synergy
Abjure
13%inclusion1 decks8 decks
8%synergy
March of Swirling Mist
13%inclusion1 decks8 decks
5%synergy
Sorceries
Distant Melody
63%inclusion5 decks8 decks
57%synergy
Raise the Palisade
63%inclusion5 decks8 decks
59%synergy
Aquitect's Will
50%inclusion4 decks8 decks
45%synergy
Ponder
38%inclusion3 decks8 decks
8%synergy
Spectral Deluge
25%inclusion2 decks8 decks
14%synergy
Inundate
13%inclusion1 decks8 decks
11%synergy
Sleight of Hand
13%inclusion1 decks8 decks
10%synergy
Windfall
13%inclusion1 decks8 decks
-10%synergy
Walk the Aeons
13%inclusion1 decks8 decks
11%synergy
Rhythmic Water Vortex
13%inclusion1 decks8 decks
12%synergy
Sea Gate Restoration
13%inclusion1 decks8 decks
-2%synergy
Part the Waterveil
13%inclusion1 decks8 decks
12%synergy
Curse of the Swine
13%inclusion1 decks8 decks
1%synergy
Ancestral Vision
13%inclusion1 decks8 decks
11%synergy
Timetwister
13%inclusion1 decks8 decks
10%synergy
Solve the Equation
13%inclusion1 decks8 decks
0%synergy
Utility Artifacts
Bident of Thassa
75%inclusion6 decks8 decks
63%synergy
Kefnet's Monument
63%inclusion5 decks8 decks
56%synergy
Herald's Horn
50%inclusion4 decks8 decks
48%synergy
Swiftfoot Boots
50%inclusion4 decks8 decks
22%synergy
Vanquisher's Banner
38%inclusion3 decks8 decks
36%synergy
Coat of Arms
25%inclusion2 decks8 decks
23%synergy
Sword of Hearth and Home
25%inclusion2 decks8 decks
23%synergy
Lightning Greaves
25%inclusion2 decks8 decks
-1%synergy
Sword of the Animist
25%inclusion2 decks8 decks
20%synergy
Sword of Light and Shadow
13%inclusion1 decks8 decks
12%synergy
Zephyr Boots
13%inclusion1 decks8 decks
12%synergy
Nettlecyst
13%inclusion1 decks8 decks
10%synergy
Team Pennant
13%inclusion1 decks8 decks
12%synergy
Umezawa's Jitte
13%inclusion1 decks8 decks
12%synergy
Rogue's Gloves
13%inclusion1 decks8 decks
12%synergy
Wayfarer's Bauble
13%inclusion1 decks8 decks
-5%synergy
Masterwork of Ingenuity
13%inclusion1 decks8 decks
12%synergy
Leyline Axe
13%inclusion1 decks8 decks
10%synergy
Mantle of Tides
13%inclusion1 decks8 decks
12%synergy
Chariot of Victory
13%inclusion1 decks8 decks
12%synergy
Haunted Cloak
13%inclusion1 decks8 decks
12%synergy
Sword of Truth and Justice
13%inclusion1 decks8 decks
11%synergy
Armory of Iroas
13%inclusion1 decks8 decks
12%synergy
Fireshrieker
13%inclusion1 decks8 decks
7%synergy
Sanctuary Blade
13%inclusion1 decks8 decks
12%synergy
Sword of War and Peace
13%inclusion1 decks8 decks
12%synergy
Goldvein Pick
13%inclusion1 decks8 decks
12%synergy
Eldrazi Monument
13%inclusion1 decks8 decks
12%synergy
Sword of Sinew and Steel
13%inclusion1 decks8 decks
12%synergy
Sword of Feast and Famine
13%inclusion1 decks8 decks
11%synergy
Loxodon Warhammer
13%inclusion1 decks8 decks
11%synergy
Blackblade Reforged
13%inclusion1 decks8 decks
8%synergy
Hero's Blade
13%inclusion1 decks8 decks
12%synergy
Forebear's Blade
13%inclusion1 decks8 decks
12%synergy
Aether Vial
13%inclusion1 decks8 decks
12%synergy
Enchantments
Kindred Discovery
63%inclusion5 decks8 decks
56%synergy
Deeproot Pilgrimage
63%inclusion5 decks8 decks
61%synergy
Mystic Remora
50%inclusion4 decks8 decks
23%synergy
Deeproot Waters
50%inclusion4 decks8 decks
49%synergy
Spreading Seas
50%inclusion4 decks8 decks
49%synergy
Reflections of Littjara
50%inclusion4 decks8 decks
47%synergy
Reconnaissance Mission
38%inclusion3 decks8 decks
31%synergy
Imprisoned in the Moon
25%inclusion2 decks8 decks
13%synergy
Witness Protection
25%inclusion2 decks8 decks
19%synergy
Back to Basics
13%inclusion1 decks8 decks
5%synergy
Curiosity
13%inclusion1 decks8 decks
10%synergy
Aqueous Form
13%inclusion1 decks8 decks
7%synergy
Wizard Class
13%inclusion1 decks8 decks
-5%synergy
Unable to Scream
13%inclusion1 decks8 decks
9%synergy
Military Intelligence
13%inclusion1 decks8 decks
11%synergy
Steal Enchantment
13%inclusion1 decks8 decks
11%synergy
Octopus Umbra
13%inclusion1 decks8 decks
12%synergy
Amphibian Downpour
13%inclusion1 decks8 decks
7%synergy
Propaganda
13%inclusion1 decks8 decks
-18%synergy
Planeswalkers
Mu Yanling
13%inclusion1 decks8 decks
12%synergy
Utility Lands
Mystic Sanctuary
75%inclusion6 decks8 decks
25%synergy
Reliquary Tower
75%inclusion6 decks8 decks
19%synergy
Castle Vantress
50%inclusion4 decks8 decks
31%synergy
Nykthos, Shrine to Nyx
38%inclusion3 decks8 decks
21%synergy
Minamo, School at Water's Edge
25%inclusion2 decks8 decks
13%synergy
Scavenger Grounds
25%inclusion2 decks8 decks
18%synergy
Mutavault
25%inclusion2 decks8 decks
24%synergy
War Room
25%inclusion2 decks8 decks
9%synergy
Otawara, Soaring City
25%inclusion2 decks8 decks
-1%synergy
Hall of Storm Giants
13%inclusion1 decks8 decks
10%synergy
Halimar Depths
13%inclusion1 decks8 decks
3%synergy
Riptide Laboratory
13%inclusion1 decks8 decks
2%synergy
Tolaria West
13%inclusion1 decks8 decks
7%synergy
Throne of the High City
13%inclusion1 decks8 decks
12%synergy
Cephalid Coliseum
13%inclusion1 decks8 decks
3%synergy
Three Tree City
13%inclusion1 decks8 decks
9%synergy
Rogue's Passage
13%inclusion1 decks8 decks
-3%synergy
Bonders' Enclave
13%inclusion1 decks8 decks
11%synergy
Field of Ruin
13%inclusion1 decks8 decks
10%synergy
Mana Artifacts
Sol Ring
88%inclusion7 decks8 decks
2%synergy
Arcane Signet
75%inclusion6 decks8 decks
10%synergy
Thought Vessel
75%inclusion6 decks8 decks
23%synergy
Patchwork Banner
63%inclusion5 decks8 decks
59%synergy
Sky Diamond
50%inclusion4 decks8 decks
27%synergy
Caged Sun
25%inclusion2 decks8 decks
14%synergy
Heraldic Banner
25%inclusion2 decks8 decks
19%synergy
Mind Stone
25%inclusion2 decks8 decks
-11%synergy
White Lotus Tile
17%inclusion1 decks6 decks
16%synergy
Hedron Archive
13%inclusion1 decks8 decks
7%synergy
Sol Talisman
13%inclusion1 decks8 decks
11%synergy
Fractured Powerstone
13%inclusion1 decks8 decks
12%synergy
Springleaf Drum
13%inclusion1 decks8 decks
9%synergy
Lands
Island
100%inclusion8 decks8 decks
6%synergy
Path of Ancestry
75%inclusion6 decks8 decks
71%synergy
Myriad Landscape
38%inclusion3 decks8 decks
12%synergy
Cavern of Souls
25%inclusion2 decks8 decks
20%synergy
Sink into Stupor
25%inclusion2 decks8 decks
3%synergy
Glasspool Mimic
25%inclusion2 decks8 decks
19%synergy
Sea Gate Restoration
13%inclusion1 decks8 decks
-2%synergy
Hydroelectric Specimen
13%inclusion1 decks8 decks
-1%synergy
Demolition Field
13%inclusion1 decks8 decks
7%synergy
Opal Palace
13%inclusion1 decks8 decks
12%synergy
Gemstone Caverns
13%inclusion1 decks8 decks
6%synergy
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