Svyelun of Sea and Sky (Commander) - Upgraded Merfolk

Svyelun of Sea and Sky
Rank #1,158
4decks
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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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Utility Lands
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Merfolk Sovereign
100%inclusion4 decks4 decks
98%synergy
Master of the Pearl Trident
100%inclusion4 decks4 decks
98%synergy
Sapphire Medallion
100%inclusion4 decks4 decks
41%synergy
Game Changers
Thassa's Oracle
25%inclusion1 decks4 decks
12%synergy
Creatures
Kopala, Warden of Waves
75%inclusion3 decks4 decks
74%synergy
Stonybrook Banneret
75%inclusion3 decks4 decks
71%synergy
Merfolk Looter
75%inclusion3 decks4 decks
73%synergy
Merrow Reejerey
75%inclusion3 decks4 decks
73%synergy
Wanderwine Prophets
75%inclusion3 decks4 decks
74%synergy
Lord of Atlantis
75%inclusion3 decks4 decks
74%synergy
Sea Scryer
75%inclusion3 decks4 decks
74%synergy
Merrow Harbinger
50%inclusion2 decks4 decks
49%synergy
Master of Waves
50%inclusion2 decks4 decks
46%synergy
Whirlpool Rider
50%inclusion2 decks4 decks
49%synergy
Vodalian Hexcatcher
50%inclusion2 decks4 decks
48%synergy
Sigil Tracer
50%inclusion2 decks4 decks
49%synergy
Deepchannel Mentor
50%inclusion2 decks4 decks
49%synergy
Kiora, the Rising Tide
50%inclusion2 decks4 decks
47%synergy
Streambed Aquitects
50%inclusion2 decks4 decks
49%synergy
Scroll Thief
50%inclusion2 decks4 decks
49%synergy
Thassa, God of the Sea
50%inclusion2 decks4 decks
46%synergy
Emperor Mihail II
50%inclusion2 decks4 decks
49%synergy
Lullmage Mentor
50%inclusion2 decks4 decks
48%synergy
Tidal Warrior
50%inclusion2 decks4 decks
49%synergy
Defiler of Dreams
50%inclusion2 decks4 decks
41%synergy
Harbinger of the Tides
50%inclusion2 decks4 decks
49%synergy
Tempest Caller
50%inclusion2 decks4 decks
49%synergy
Enclave Cryptologist
50%inclusion2 decks4 decks
49%synergy
Mist Dancer
50%inclusion2 decks4 decks
49%synergy
Tide Shaper
50%inclusion2 decks4 decks
49%synergy
Stonybrook Angler
50%inclusion2 decks4 decks
50%synergy
Library Larcenist
50%inclusion2 decks4 decks
49%synergy
Merfolk Trickster
50%inclusion2 decks4 decks
49%synergy
Tidebinder Mage
50%inclusion2 decks4 decks
50%synergy
Seafloor Oracle
50%inclusion2 decks4 decks
49%synergy
Summon: Leviathan
50%inclusion1 decks2 decks
48%synergy
Coralhelm Commander
25%inclusion1 decks4 decks
24%synergy
Azami, Lady of Scrolls
25%inclusion1 decks4 decks
22%synergy
Stormtide Leviathan
25%inclusion1 decks4 decks
18%synergy
Tandem Lookout
25%inclusion1 decks4 decks
24%synergy
Vodalian Arcanist
25%inclusion1 decks4 decks
25%synergy
Rootwater Matriarch
25%inclusion1 decks4 decks
25%synergy
Metallic Mimic
25%inclusion1 decks4 decks
24%synergy
Thassa, Deep-Dwelling
25%inclusion1 decks4 decks
21%synergy
Mulldrifter
25%inclusion1 decks4 decks
18%synergy
Sentinel of the Pearl Trident
25%inclusion1 decks4 decks
25%synergy
Cosi's Trickster
25%inclusion1 decks4 decks
24%synergy
Rishadan Dockhand
25%inclusion1 decks4 decks
24%synergy
Tideshaper Mystic
25%inclusion1 decks4 decks
25%synergy
Surgespanner
25%inclusion1 decks4 decks
24%synergy
Floodpits Drowner
25%inclusion1 decks4 decks
24%synergy
Merfolk Wayfinder
25%inclusion1 decks4 decks
25%synergy
Adaptive Automaton
25%inclusion1 decks4 decks
24%synergy
Seahunter
25%inclusion1 decks4 decks
24%synergy
Instants
Engulf the Shore
75%inclusion3 decks4 decks
67%synergy
An Offer You Can't Refuse
50%inclusion2 decks4 decks
13%synergy
Saw It Coming
50%inclusion2 decks4 decks
47%synergy
Arcane Denial
50%inclusion2 decks4 decks
14%synergy
Counterspell
50%inclusion2 decks4 decks
-16%synergy
High Tide
50%inclusion2 decks4 decks
6%synergy
Pongify
25%inclusion1 decks4 decks
-15%synergy
Disdainful Stroke
25%inclusion1 decks4 decks
20%synergy
Lose Focus
25%inclusion1 decks4 decks
24%synergy
Chain of Vapor
25%inclusion1 decks4 decks
20%synergy
Negate
25%inclusion1 decks4 decks
-13%synergy
Aetherspouts
25%inclusion1 decks4 decks
18%synergy
Mystic Reflection
25%inclusion1 decks4 decks
23%synergy
Redirect
25%inclusion1 decks4 decks
24%synergy
Divide by Zero
25%inclusion1 decks4 decks
25%synergy
Resculpt
25%inclusion1 decks4 decks
7%synergy
Alchemist's Retrieval
25%inclusion1 decks4 decks
24%synergy
Filter Out
25%inclusion1 decks4 decks
21%synergy
Swan Song
25%inclusion1 decks4 decks
-2%synergy
Jwari Disruption
25%inclusion1 decks4 decks
20%synergy
Delay
25%inclusion1 decks4 decks
21%synergy
Commandeer
25%inclusion1 decks4 decks
20%synergy
Silundi Vision
25%inclusion1 decks4 decks
20%synergy
Flow of Knowledge
25%inclusion1 decks4 decks
9%synergy
Memory Lapse
25%inclusion1 decks4 decks
22%synergy
Thassa's Rebuff
25%inclusion1 decks4 decks
24%synergy
Sink into Stupor
25%inclusion1 decks4 decks
3%synergy
Hinder
25%inclusion1 decks4 decks
24%synergy
Confound
25%inclusion1 decks4 decks
24%synergy
Thassa's Intervention
25%inclusion1 decks4 decks
24%synergy
Sorceries
Distant Melody
50%inclusion2 decks4 decks
45%synergy
Aquitect's Will
50%inclusion2 decks4 decks
45%synergy
Theft of Dreams
25%inclusion1 decks4 decks
25%synergy
Inundate
25%inclusion1 decks4 decks
23%synergy
Devastation Tide
25%inclusion1 decks4 decks
22%synergy
Season of Weaving
25%inclusion1 decks4 decks
20%synergy
Crashing Tide
25%inclusion1 decks4 decks
25%synergy
Commit // Memory
25%inclusion1 decks4 decks
22%synergy
Lórien Revealed
25%inclusion1 decks4 decks
16%synergy
Concentrate
25%inclusion1 decks4 decks
24%synergy
Spectral Deluge
25%inclusion1 decks4 decks
14%synergy
Step Through
25%inclusion1 decks4 decks
20%synergy
Coastal Breach
25%inclusion1 decks4 decks
24%synergy
Whelming Wave
25%inclusion1 decks4 decks
21%synergy
Raise the Palisade
25%inclusion1 decks4 decks
22%synergy
Utility Artifacts
Vanquisher's Banner
50%inclusion2 decks4 decks
49%synergy
Urza's Incubator
50%inclusion2 decks4 decks
49%synergy
Lightning Greaves
50%inclusion2 decks4 decks
24%synergy
Bident of Thassa
50%inclusion2 decks4 decks
38%synergy
Quicksilver Fountain
25%inclusion1 decks4 decks
23%synergy
Sensei's Divining Top
25%inclusion1 decks4 decks
10%synergy
The Indomitable
25%inclusion1 decks4 decks
23%synergy
Wayfarer's Bauble
25%inclusion1 decks4 decks
7%synergy
Coat of Arms
25%inclusion1 decks4 decks
23%synergy
Heirloom Blade
25%inclusion1 decks4 decks
25%synergy
Banner of Kinship
25%inclusion1 decks4 decks
22%synergy
Scytheclaw
25%inclusion1 decks4 decks
25%synergy
Kefnet's Monument
25%inclusion1 decks4 decks
19%synergy
Herald's Horn
25%inclusion1 decks4 decks
23%synergy
Swiftfoot Boots
25%inclusion1 decks4 decks
-3%synergy
Endless Atlas
25%inclusion1 decks4 decks
24%synergy
Blackblade Reforged
25%inclusion1 decks4 decks
20%synergy
Obelisk of Urd
25%inclusion1 decks4 decks
24%synergy
Renegade Map
25%inclusion1 decks4 decks
25%synergy
Enchantments
Deeproot Waters
75%inclusion3 decks4 decks
74%synergy
Reflections of Littjara
75%inclusion3 decks4 decks
72%synergy
Kindred Discovery
50%inclusion2 decks4 decks
43%synergy
Deeproot Pilgrimage
50%inclusion2 decks4 decks
48%synergy
Intruder Alarm
50%inclusion2 decks4 decks
47%synergy
Merrow Commerce
50%inclusion2 decks4 decks
49%synergy
Aquatic Incursion
50%inclusion2 decks4 decks
50%synergy
Drake Umbra
25%inclusion1 decks4 decks
25%synergy
Eel Umbra
25%inclusion1 decks4 decks
23%synergy
Octopus Umbra
25%inclusion1 decks4 decks
24%synergy
Coastal Piracy
25%inclusion1 decks4 decks
20%synergy
Mystic Remora
25%inclusion1 decks4 decks
-2%synergy
Spreading Seas
25%inclusion1 decks4 decks
24%synergy
Retreat to Coralhelm
25%inclusion1 decks4 decks
22%synergy
Feywild Visitor
25%inclusion1 decks4 decks
24%synergy
Lingering Mirage
25%inclusion1 decks4 decks
25%synergy
Sea's Claim
25%inclusion1 decks4 decks
25%synergy
Planeswalkers
Tamiyo, the Moon Sage
25%inclusion1 decks4 decks
23%synergy
Utility Lands
Mistrise Village
50%inclusion1 decks2 decks
41%synergy
Nykthos, Shrine to Nyx
50%inclusion2 decks4 decks
34%synergy
Reliquary Tower
50%inclusion2 decks4 decks
-6%synergy
Rogue's Passage
50%inclusion2 decks4 decks
35%synergy
Ghost Quarter
25%inclusion1 decks4 decks
22%synergy
Seat of the Synod
25%inclusion1 decks4 decks
7%synergy
Tyrite Sanctum
25%inclusion1 decks4 decks
23%synergy
Coral Atoll
25%inclusion1 decks4 decks
21%synergy
Halimar Depths
25%inclusion1 decks4 decks
15%synergy
Riptide Laboratory
25%inclusion1 decks4 decks
15%synergy
Magosi, the Waterveil
25%inclusion1 decks4 decks
24%synergy
War Room
25%inclusion1 decks4 decks
9%synergy
Lonely Sandbar
25%inclusion1 decks4 decks
11%synergy
Skyline Cascade
25%inclusion1 decks4 decks
24%synergy
Darksteel Citadel
25%inclusion1 decks4 decks
14%synergy
Hidden Cataract
25%inclusion1 decks4 decks
23%synergy
Soaring Seacliff
25%inclusion1 decks4 decks
24%synergy
Mikokoro, Center of the Sea
25%inclusion1 decks4 decks
21%synergy
Thespian's Stage
25%inclusion1 decks4 decks
23%synergy
Dark Depths
25%inclusion1 decks4 decks
24%synergy
Castle Vantress
25%inclusion1 decks4 decks
6%synergy
Temple of the False God
25%inclusion1 decks4 decks
15%synergy
Three Tree City
25%inclusion1 decks4 decks
21%synergy
Otawara, Soaring City
25%inclusion1 decks4 decks
-1%synergy
Mana Artifacts
Sol Ring
75%inclusion3 decks4 decks
-10%synergy
Caged Sun
50%inclusion2 decks4 decks
39%synergy
Arcane Signet
50%inclusion2 decks4 decks
-15%synergy
Heraldic Banner
50%inclusion2 decks4 decks
44%synergy
Patchwork Banner
50%inclusion2 decks4 decks
46%synergy
Sky Diamond
25%inclusion1 decks4 decks
2%synergy
Progenitor's Icon
25%inclusion1 decks4 decks
25%synergy
Decanter of Endless Water
25%inclusion1 decks4 decks
11%synergy
Fellwar Stone
25%inclusion1 decks4 decks
5%synergy
Midnight Clock
25%inclusion1 decks4 decks
5%synergy
Sceptre of Eternal Glory
25%inclusion1 decks4 decks
21%synergy
Nyx Lotus
25%inclusion1 decks4 decks
21%synergy
Lands
Island
100%inclusion4 decks4 decks
6%synergy
Path of Ancestry
50%inclusion2 decks4 decks
46%synergy
Terramorphic Expanse
25%inclusion1 decks4 decks
22%synergy
Myriad Landscape
25%inclusion1 decks4 decks
-1%synergy
Ash Barrens
25%inclusion1 decks4 decks
24%synergy
Umara Wizard
25%inclusion1 decks4 decks
25%synergy
Cavern of Souls
25%inclusion1 decks4 decks
20%synergy
Jwari Disruption
25%inclusion1 decks4 decks
20%synergy
Evolving Wilds
25%inclusion1 decks4 decks
21%synergy
Silundi Vision
25%inclusion1 decks4 decks
20%synergy
Sink into Stupor
25%inclusion1 decks4 decks
3%synergy
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