Emperor Mihail II (Commander) - Upgraded

Emperor Mihail II
Rank #1,503
54decks
As CommanderAs CardAverage DeckDecks
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Budget
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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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Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Utility Lands
Mana Artifacts
Lands
Back to Top
Harmonized Trio
44%inclusion4 decks9 decks
39%synergy
Mana Sculpt
10%inclusion1 decks10 decks
5%synergy
Orysa, Tide Choreographer
10%inclusion1 decks10 decks
10%synergy
Attuma, Atlantean Warlord
9.4%inclusion3 decks32 decks
9%synergy
Namor the Sub-Mariner
9.4%inclusion3 decks32 decks
9%synergy
High Synergy Cards
Svyelun of Sea and Sky
98%inclusion53 decks54 decks
97%synergy
Vodalian Hexcatcher
98%inclusion53 decks54 decks
97%synergy
Stonybrook Banneret
98%inclusion53 decks54 decks
95%synergy
Merrow Reejerey
94%inclusion51 decks54 decks
93%synergy
Master of the Pearl Trident
94%inclusion51 decks54 decks
93%synergy
Merfolk Sovereign
93%inclusion50 decks54 decks
91%synergy
Deeproot Waters
89%inclusion48 decks54 decks
88%synergy
Kopala, Warden of Waves
89%inclusion48 decks54 decks
87%synergy
Lord of Atlantis
89%inclusion48 decks54 decks
87%synergy
Seafloor Oracle
83%inclusion45 decks54 decks
82%synergy
Top Cards
Counterspell
85%inclusion46 decks54 decks
19%synergy
Deeproot Pilgrimage
83%inclusion45 decks54 decks
82%synergy
Merrow Commerce
81%inclusion44 decks54 decks
80%synergy
Merrow Harbinger
78%inclusion42 decks54 decks
77%synergy
Sapphire Medallion
72%inclusion39 decks54 decks
13%synergy
Lullmage Mentor
67%inclusion36 decks54 decks
65%synergy
Mist Dancer
65%inclusion35 decks54 decks
64%synergy
Merfolk Trickster
63%inclusion34 decks54 decks
62%synergy
Reflections of Littjara
61%inclusion33 decks54 decks
58%synergy
Deepchannel Mentor
59%inclusion32 decks54 decks
58%synergy
Game Changers
Rhystic Study
30%inclusion16 decks54 decks
-2%synergy
Thassa's Oracle
20%inclusion11 decks54 decks
8%synergy
Cyclonic Rift
20%inclusion11 decks54 decks
-12%synergy
Mystical Tutor
11%inclusion6 decks54 decks
-11%synergy
Force of Will
9.3%inclusion5 decks54 decks
-8%synergy
Fierce Guardianship
7.4%inclusion4 decks54 decks
-15%synergy
Chrome Mox
5.6%inclusion3 decks54 decks
-3%synergy
Creatures
Thieving Skydiver
59%inclusion32 decks54 decks
55%synergy
Mindspring Merfolk
57%inclusion30 decks53 decks
56%synergy
Tishana's Tidebinder
50%inclusion27 decks54 decks
46%synergy
Coralhelm Commander
46%inclusion25 decks54 decks
46%synergy
Thada Adel, Acquisitor
46%inclusion25 decks54 decks
45%synergy
Tempest Caller
44%inclusion24 decks54 decks
43%synergy
River Sneak
44%inclusion24 decks54 decks
44%synergy
Mist-Cloaked Herald
44%inclusion24 decks54 decks
42%synergy
Tide Shaper
44%inclusion24 decks54 decks
44%synergy
Disruptor of Currents
44%inclusion12 decks27 decks
44%synergy
Harbinger of the Tides
43%inclusion23 decks54 decks
41%synergy
Wanderwine Prophets
39%inclusion21 decks54 decks
38%synergy
Cosi's Trickster
37%inclusion20 decks54 decks
36%synergy
Silvergill Adept
37%inclusion20 decks54 decks
36%synergy
Champions of the Shoal
37%inclusion10 decks27 decks
37%synergy
True-Name Nemesis
35%inclusion19 decks54 decks
34%synergy
Cursecatcher
35%inclusion19 decks54 decks
34%synergy
Seahunter
33%inclusion18 decks54 decks
33%synergy
Triton Shorestalker
33%inclusion18 decks54 decks
31%synergy
Harbinger of the Seas
30%inclusion16 decks54 decks
21%synergy
Silvergill Mentor
30%inclusion8 decks27 decks
29%synergy
Empress Galina
30%inclusion16 decks54 decks
29%synergy
Summon: Leviathan
28%inclusion13 decks46 decks
27%synergy
Kiora, the Rising Tide
26%inclusion14 decks53 decks
23%synergy
Master of Waves
26%inclusion14 decks54 decks
22%synergy
Streambed Aquitects
26%inclusion14 decks54 decks
25%synergy
Tidal Warrior
26%inclusion14 decks54 decks
25%synergy
Drowner of Secrets
22%inclusion12 decks54 decks
22%synergy
Merfolk Looter
22%inclusion12 decks54 decks
20%synergy
Floodpits Drowner
20%inclusion11 decks54 decks
19%synergy
Thassa, God of the Sea
20%inclusion11 decks54 decks
17%synergy
Rishadan Dockhand
20%inclusion11 decks54 decks
20%synergy
Stormtide Leviathan
19%inclusion10 decks54 decks
12%synergy
Defiler of Dreams
19%inclusion10 decks54 decks
10%synergy
Wake Thrasher
19%inclusion10 decks54 decks
18%synergy
Tideshaper Mystic
15%inclusion8 decks54 decks
15%synergy
Reef Shaman
15%inclusion8 decks54 decks
15%synergy
Library Larcenist
15%inclusion8 decks54 decks
14%synergy
Gray Harbor Merfolk
15%inclusion8 decks54 decks
14%synergy
Sea Scryer
15%inclusion8 decks54 decks
14%synergy
Titan of Littjara
15%inclusion8 decks54 decks
13%synergy
Mistcaller
15%inclusion8 decks54 decks
14%synergy
Enclave Cryptologist
15%inclusion8 decks54 decks
14%synergy
Adaptive Automaton
11%inclusion6 decks54 decks
10%synergy
Fallowsage
11%inclusion6 decks54 decks
10%synergy
Umara Wizard
11%inclusion6 decks54 decks
11%synergy
Talrand, Sky Summoner
11%inclusion6 decks54 decks
-2%synergy
Volshe Tideturner
11%inclusion6 decks54 decks
10%synergy
Omni-Changeling
11%inclusion3 decks27 decks
9%synergy
Alandra, Sky Dreamer
11%inclusion6 decks54 decks
4%synergy
Instants
High Tide
54%inclusion29 decks54 decks
10%synergy
Pongify
44%inclusion24 decks54 decks
4%synergy
Harmonized Crescendo
44%inclusion12 decks27 decks
41%synergy
Negate
41%inclusion22 decks54 decks
3%synergy
Rapid Hybridization
37%inclusion20 decks54 decks
3%synergy
An Offer You Can't Refuse
37%inclusion20 decks54 decks
0%synergy
Reality Shift
37%inclusion20 decks54 decks
10%synergy
Thassa's Rebuff
33%inclusion18 decks54 decks
32%synergy
Aetherize
31%inclusion17 decks54 decks
1%synergy
Brainstorm
30%inclusion16 decks54 decks
-11%synergy
Arcane Denial
28%inclusion15 decks54 decks
-8%synergy
Flare of Denial
26%inclusion14 decks54 decks
19%synergy
Cryptic Command
22%inclusion12 decks54 decks
10%synergy
Sink into Stupor
22%inclusion12 decks54 decks
0%synergy
Flow of Knowledge
22%inclusion12 decks54 decks
7%synergy
Muddle the Mixture
20%inclusion11 decks54 decks
5%synergy
Mana Drain
20%inclusion11 decks54 decks
-6%synergy
Swan Song
17%inclusion9 decks54 decks
-10%synergy
Engulf the Shore
15%inclusion8 decks54 decks
7%synergy
Filter Out
15%inclusion8 decks54 decks
11%synergy
Resculpt
11%inclusion6 decks54 decks
-6%synergy
Spell Pierce
11%inclusion6 decks54 decks
3%synergy
Abjure
11%inclusion6 decks54 decks
7%synergy
Opt
11%inclusion6 decks54 decks
-14%synergy
Thassa's Intervention
11%inclusion6 decks54 decks
10%synergy
Aetherspouts
9.3%inclusion5 decks54 decks
2%synergy
Mystic Reflection
9.3%inclusion5 decks54 decks
7%synergy
Wash Away
9.3%inclusion5 decks54 decks
5%synergy
Mystic Confluence
9.3%inclusion5 decks54 decks
0%synergy
Force of Negation
9.3%inclusion5 decks54 decks
-6%synergy
Snap
9.3%inclusion5 decks54 decks
-9%synergy
Transcendent Message
7.4%inclusion4 decks54 decks
5%synergy
Three Steps Ahead
7.4%inclusion4 decks54 decks
-3%synergy
Into the Flood Maw
7.4%inclusion4 decks54 decks
1%synergy
Archmage's Charm
7.4%inclusion4 decks54 decks
-10%synergy
Disallow
7.4%inclusion4 decks54 decks
1%synergy
Narset's Reversal
7.4%inclusion4 decks54 decks
-5%synergy
Frantic Search
5.6%inclusion3 decks54 decks
-25%synergy
Dispel
5.6%inclusion3 decks54 decks
-3%synergy
Strix Serenade
5.6%inclusion3 decks54 decks
-3%synergy
Foil
5.6%inclusion3 decks54 decks
0%synergy
Unsummon
5.6%inclusion3 decks54 decks
1%synergy
Brainsurge
5.6%inclusion3 decks54 decks
-3%synergy
Jwari Disruption
5.6%inclusion3 decks54 decks
1%synergy
March of Swirling Mist
5.6%inclusion3 decks54 decks
-2%synergy
Saw It Coming
5.6%inclusion3 decks54 decks
3%synergy
Wizard's Retort
5.6%inclusion3 decks54 decks
1%synergy
Misdirection
5.6%inclusion3 decks54 decks
0%synergy
Sorceries
Aquitect's Will
59%inclusion32 decks54 decks
54%synergy
Distant Melody
48%inclusion26 decks54 decks
43%synergy
Ponder
35%inclusion19 decks54 decks
6%synergy
Raise the Palisade
35%inclusion19 decks54 decks
32%synergy
Preordain
28%inclusion15 decks54 decks
4%synergy
Rite of Replication
19%inclusion10 decks54 decks
12%synergy
Wash Out
15%inclusion8 decks54 decks
10%synergy
Spectral Deluge
15%inclusion8 decks54 decks
4%synergy
Ravenform
15%inclusion8 decks54 decks
6%synergy
Inundate
13%inclusion7 decks54 decks
11%synergy
Sea Gate Restoration
13%inclusion7 decks54 decks
-2%synergy
Crashing Tide
13%inclusion7 decks54 decks
13%synergy
Flow of Ideas
11%inclusion6 decks54 decks
7%synergy
Wanderwine Farewell
11%inclusion3 decks27 decks
11%synergy
Curse of the Swine
9.3%inclusion5 decks54 decks
-2%synergy
Chart a Course
7.4%inclusion4 decks54 decks
3%synergy
Windfall
7.4%inclusion4 decks54 decks
-15%synergy
Consuming Tide
5.6%inclusion3 decks54 decks
2%synergy
Serum Visions
5.6%inclusion3 decks54 decks
-4%synergy
Step Through
5.6%inclusion3 decks54 decks
0%synergy
Utility Artifacts
Bident of Thassa
54%inclusion29 decks54 decks
42%synergy
Herald's Horn
43%inclusion23 decks54 decks
41%synergy
Kefnet's Monument
39%inclusion21 decks54 decks
33%synergy
Vanquisher's Banner
28%inclusion15 decks54 decks
27%synergy
Wayfarer's Bauble
26%inclusion14 decks54 decks
8%synergy
Door of Destinies
26%inclusion14 decks54 decks
25%synergy
Banner of Kinship
25%inclusion13 decks53 decks
22%synergy
Swiftfoot Boots
22%inclusion12 decks54 decks
-6%synergy
Sensei's Divining Top
19%inclusion10 decks54 decks
4%synergy
Quicksilver Fountain
17%inclusion9 decks54 decks
15%synergy
Skullclamp
15%inclusion8 decks54 decks
9%synergy
Chronicle of Victory
15%inclusion4 decks27 decks
14%synergy
Lightning Greaves
15%inclusion8 decks54 decks
-11%synergy
Icon of Ancestry
13%inclusion7 decks54 decks
12%synergy
Coat of Arms
13%inclusion7 decks54 decks
11%synergy
Stoneforge Masterwork
11%inclusion6 decks54 decks
11%synergy
Obelisk of Urd
9.3%inclusion5 decks54 decks
8%synergy
The Water Crystal
9.1%inclusion4 decks44 decks
-2%synergy
Dawn-Blessed Pennant
7.4%inclusion2 decks27 decks
7%synergy
Gathering Stone
7.4%inclusion2 decks27 decks
7%synergy
Waterbending Scroll
5.9%inclusion2 decks34 decks
-3%synergy
Sword of the Animist
5.6%inclusion3 decks54 decks
0%synergy
Enchantments
Kindred Discovery
52%inclusion28 decks54 decks
45%synergy
Reconnaissance Mission
33%inclusion18 decks54 decks
27%synergy
Propaganda
24%inclusion13 decks54 decks
-7%synergy
Spreading Seas
24%inclusion13 decks54 decks
23%synergy
Aquatic Incursion
20%inclusion11 decks54 decks
20%synergy
Mystic Remora
19%inclusion10 decks54 decks
-8%synergy
Coastal Piracy
17%inclusion9 decks54 decks
12%synergy
Imprisoned in the Moon
15%inclusion8 decks54 decks
3%synergy
Intruder Alarm
15%inclusion8 decks54 decks
12%synergy
Wizard Class
15%inclusion8 decks54 decks
-2%synergy
Witness Protection
11%inclusion6 decks54 decks
5%synergy
Unstoppable Plan
9.4%inclusion5 decks53 decks
2%synergy
Leyline of Anticipation
9.3%inclusion5 decks54 decks
0%synergy
Eaten by Piranhas
7.4%inclusion4 decks54 decks
5%synergy
Unable to Scream
5.6%inclusion3 decks54 decks
2%synergy
Curiosity
5.6%inclusion3 decks54 decks
3%synergy
Utter Insignificance
5.6%inclusion3 decks54 decks
4%synergy
Levitation
5.6%inclusion3 decks54 decks
5%synergy
Opposition
5.6%inclusion3 decks54 decks
5%synergy
Amphibian Downpour
5.6%inclusion3 decks54 decks
0%synergy
Utility Lands
Reliquary Tower
52%inclusion28 decks54 decks
-4%synergy
Three Tree City
46%inclusion25 decks54 decks
43%synergy
Mystic Sanctuary
44%inclusion24 decks54 decks
-5%synergy
Nykthos, Shrine to Nyx
44%inclusion24 decks54 decks
28%synergy
Castle Vantress
37%inclusion20 decks54 decks
19%synergy
Otawara, Soaring City
30%inclusion16 decks54 decks
4%synergy
Rivendell
24%inclusion13 decks54 decks
13%synergy
Halimar Depths
24%inclusion13 decks54 decks
14%synergy
Lonely Sandbar
22%inclusion12 decks54 decks
8%synergy
Rogue's Passage
22%inclusion12 decks54 decks
7%synergy
War Room
20%inclusion11 decks54 decks
5%synergy
Remote Isle
13%inclusion7 decks54 decks
8%synergy
Scavenger Grounds
13%inclusion7 decks54 decks
5%synergy
Riptide Laboratory
13%inclusion7 decks54 decks
3%synergy
Minamo, School at Water's Edge
11%inclusion6 decks54 decks
-2%synergy
Mutavault
11%inclusion6 decks54 decks
10%synergy
Memorial to Genius
11%inclusion6 decks54 decks
10%synergy
Coral Atoll
11%inclusion6 decks54 decks
8%synergy
Mistrise Village
10%inclusion5 decks50 decks
1%synergy
Terrain Generator
9.3%inclusion5 decks54 decks
1%synergy
Desert of the Mindful
7.4%inclusion4 decks54 decks
4%synergy
Tolaria West
5.6%inclusion3 decks54 decks
0%synergy
Hidden Cataract
5.6%inclusion3 decks54 decks
4%synergy
Sunken Palace
5.6%inclusion3 decks54 decks
2%synergy
Geier Reach Sanitarium
5.6%inclusion3 decks54 decks
2%synergy
Deserted Temple
5.6%inclusion3 decks54 decks
5%synergy
Temple of the False God
5.6%inclusion3 decks54 decks
-4%synergy
Mana Artifacts
Sol Ring
81%inclusion44 decks54 decks
-4%synergy
Arcane Signet
54%inclusion29 decks54 decks
-11%synergy
Thought Vessel
41%inclusion22 decks54 decks
-11%synergy
Heraldic Banner
35%inclusion19 decks54 decks
30%synergy
Patchwork Banner
31%inclusion17 decks54 decks
28%synergy
Sky Diamond
28%inclusion15 decks54 decks
5%synergy
Mind Stone
22%inclusion12 decks54 decks
-13%synergy
Midnight Clock
20%inclusion11 decks54 decks
0%synergy
Caged Sun
17%inclusion9 decks54 decks
6%synergy
Decanter of Endless Water
17%inclusion9 decks54 decks
3%synergy
Throne of Eldraine
17%inclusion9 decks54 decks
8%synergy
Nyx Lotus
15%inclusion8 decks54 decks
11%synergy
Gauntlet of Power
13%inclusion7 decks54 decks
9%synergy
Commander's Sphere
9.3%inclusion5 decks54 decks
0%synergy
Springleaf Drum
9.3%inclusion5 decks54 decks
6%synergy
Fellwar Stone
9.3%inclusion5 decks54 decks
-10%synergy
White Lotus Tile
8.8%inclusion3 decks34 decks
8%synergy
Lotus Petal
7.4%inclusion4 decks54 decks
-5%synergy
Firdoch Core
7.4%inclusion2 decks27 decks
7%synergy
Extraplanar Lens
5.6%inclusion3 decks54 decks
-2%synergy
Lands
Island
96%inclusion52 decks54 decks
3%synergy
Path of Ancestry
43%inclusion23 decks54 decks
39%synergy
Cavern of Souls
33%inclusion18 decks54 decks
29%synergy
Myriad Landscape
30%inclusion16 decks54 decks
4%synergy
Sink into Stupor
22%inclusion12 decks54 decks
0%synergy
Sea Gate Restoration
13%inclusion7 decks54 decks
-2%synergy
Umara Wizard
11%inclusion6 decks54 decks
11%synergy
Glasspool Mimic
9.3%inclusion5 decks54 decks
3%synergy
Terramorphic Expanse
7.4%inclusion4 decks54 decks
4%synergy
Evolving Wilds
7.4%inclusion4 decks54 decks
3%synergy
Misty Rainforest
5.6%inclusion3 decks54 decks
-2%synergy
Jwari Disruption
5.6%inclusion3 decks54 decks
1%synergy
Scalding Tarn
5.6%inclusion3 decks54 decks
-2%synergy
Flooded Strand
5.6%inclusion3 decks54 decks
-3%synergy
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