Emperor Mihail II (Commander) - Upgraded

Emperor Mihail II
Rank #1,481
51decks
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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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Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Utility Lands
Mana Artifacts
Lands
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Disruptor of Currents
52%inclusion12 decks23 decks
51%synergy
Harmonized Crescendo
48%inclusion11 decks23 decks
44%synergy
Champions of the Shoal
39%inclusion9 decks23 decks
39%synergy
Silvergill Mentor
35%inclusion8 decks23 decks
34%synergy
Wanderwine Farewell
13%inclusion3 decks23 decks
13%synergy
High Synergy Cards
Svyelun of Sea and Sky
98%inclusion50 decks51 decks
97%synergy
Vodalian Hexcatcher
98%inclusion50 decks51 decks
96%synergy
Stonybrook Banneret
96%inclusion49 decks51 decks
93%synergy
Merrow Reejerey
94%inclusion48 decks51 decks
93%synergy
Master of the Pearl Trident
94%inclusion48 decks51 decks
92%synergy
Merfolk Sovereign
92%inclusion47 decks51 decks
91%synergy
Lord of Atlantis
90%inclusion46 decks51 decks
89%synergy
Deeproot Waters
88%inclusion45 decks51 decks
87%synergy
Kopala, Warden of Waves
88%inclusion45 decks51 decks
87%synergy
Seafloor Oracle
84%inclusion43 decks51 decks
83%synergy
Top Cards
Counterspell
86%inclusion44 decks51 decks
20%synergy
Deeproot Pilgrimage
82%inclusion42 decks51 decks
81%synergy
Merrow Commerce
78%inclusion40 decks51 decks
77%synergy
Merrow Harbinger
75%inclusion38 decks51 decks
73%synergy
Sapphire Medallion
71%inclusion36 decks51 decks
12%synergy
Lullmage Mentor
67%inclusion34 decks51 decks
65%synergy
Merfolk Trickster
65%inclusion33 decks51 decks
63%synergy
Mist Dancer
63%inclusion32 decks51 decks
62%synergy
Thieving Skydiver
61%inclusion31 decks51 decks
57%synergy
Reflections of Littjara
57%inclusion29 decks51 decks
54%synergy
Game Changers
Rhystic Study
29%inclusion15 decks51 decks
-3%synergy
Thassa's Oracle
22%inclusion11 decks51 decks
9%synergy
Cyclonic Rift
20%inclusion10 decks51 decks
-14%synergy
Mystical Tutor
12%inclusion6 decks51 decks
-11%synergy
Force of Will
10%inclusion5 decks51 decks
-7%synergy
Fierce Guardianship
7.8%inclusion4 decks51 decks
-15%synergy
Chrome Mox
5.9%inclusion3 decks51 decks
-3%synergy
Creatures
Mindspring Merfolk
56%inclusion28 decks50 decks
55%synergy
Deepchannel Mentor
55%inclusion28 decks51 decks
54%synergy
Tishana's Tidebinder
51%inclusion26 decks51 decks
47%synergy
River Sneak
47%inclusion24 decks51 decks
46%synergy
Thada Adel, Acquisitor
47%inclusion24 decks51 decks
45%synergy
Mist-Cloaked Herald
47%inclusion24 decks51 decks
45%synergy
Tide Shaper
47%inclusion24 decks51 decks
46%synergy
Coralhelm Commander
45%inclusion23 decks51 decks
44%synergy
Tempest Caller
45%inclusion23 decks51 decks
44%synergy
Harbinger of the Tides
41%inclusion21 decks51 decks
40%synergy
Wanderwine Prophets
39%inclusion20 decks51 decks
39%synergy
Silvergill Adept
39%inclusion20 decks51 decks
39%synergy
Cosi's Trickster
37%inclusion19 decks51 decks
37%synergy
True-Name Nemesis
35%inclusion18 decks51 decks
34%synergy
Triton Shorestalker
35%inclusion18 decks51 decks
33%synergy
Cursecatcher
33%inclusion17 decks51 decks
32%synergy
Seahunter
31%inclusion16 decks51 decks
31%synergy
Kiora, the Rising Tide
28%inclusion14 decks50 decks
25%synergy
Summon: Leviathan
28%inclusion12 decks43 decks
26%synergy
Harbinger of the Seas
27%inclusion14 decks51 decks
19%synergy
Empress Galina
27%inclusion14 decks51 decks
27%synergy
Tidal Warrior
25%inclusion13 decks51 decks
25%synergy
Streambed Aquitects
25%inclusion13 decks51 decks
25%synergy
Master of Waves
24%inclusion12 decks51 decks
20%synergy
Thassa, God of the Sea
22%inclusion11 decks51 decks
18%synergy
Merfolk Looter
22%inclusion11 decks51 decks
19%synergy
Rishadan Dockhand
20%inclusion10 decks51 decks
19%synergy
Floodpits Drowner
20%inclusion10 decks51 decks
18%synergy
Wake Thrasher
20%inclusion10 decks51 decks
19%synergy
Defiler of Dreams
20%inclusion10 decks51 decks
11%synergy
Drowner of Secrets
18%inclusion9 decks51 decks
17%synergy
Gray Harbor Merfolk
18%inclusion9 decks51 decks
17%synergy
Stormtide Leviathan
16%inclusion8 decks51 decks
9%synergy
Tideshaper Mystic
16%inclusion8 decks51 decks
15%synergy
Mistcaller
16%inclusion8 decks51 decks
15%synergy
Reef Shaman
16%inclusion8 decks51 decks
15%synergy
Enclave Cryptologist
16%inclusion8 decks51 decks
15%synergy
Sea Scryer
16%inclusion8 decks51 decks
15%synergy
Titan of Littjara
16%inclusion8 decks51 decks
14%synergy
Library Larcenist
16%inclusion8 decks51 decks
15%synergy
Umara Wizard
14%inclusion7 decks51 decks
13%synergy
Adaptive Automaton
12%inclusion6 decks51 decks
10%synergy
Shipwreck Dowser
12%inclusion6 decks51 decks
9%synergy
Volshe Tideturner
12%inclusion6 decks51 decks
11%synergy
Wonder
10%inclusion5 decks51 decks
4%synergy
Metallic Mimic
10%inclusion5 decks51 decks
9%synergy
Tidal Courier
10%inclusion5 decks51 decks
10%synergy
Fallowsage
10%inclusion5 decks51 decks
9%synergy
Merfolk Windrobber
10%inclusion5 decks51 decks
9%synergy
Glasspool Mimic
10%inclusion5 decks51 decks
3%synergy
Instants
High Tide
53%inclusion27 decks51 decks
9%synergy
Pongify
45%inclusion23 decks51 decks
5%synergy
Reality Shift
41%inclusion21 decks51 decks
14%synergy
Negate
37%inclusion19 decks51 decks
-1%synergy
An Offer You Can't Refuse
37%inclusion19 decks51 decks
0%synergy
Rapid Hybridization
35%inclusion18 decks51 decks
1%synergy
Aetherize
33%inclusion17 decks51 decks
4%synergy
Arcane Denial
31%inclusion16 decks51 decks
-5%synergy
Thassa's Rebuff
31%inclusion16 decks51 decks
30%synergy
Brainstorm
29%inclusion15 decks51 decks
-12%synergy
Flare of Denial
27%inclusion14 decks51 decks
21%synergy
Cryptic Command
24%inclusion12 decks51 decks
12%synergy
Muddle the Mixture
22%inclusion11 decks51 decks
6%synergy
Sink into Stupor
22%inclusion11 decks51 decks
0%synergy
Flow of Knowledge
22%inclusion11 decks51 decks
6%synergy
Mana Drain
20%inclusion10 decks51 decks
-7%synergy
Engulf the Shore
16%inclusion8 decks51 decks
8%synergy
Swan Song
16%inclusion8 decks51 decks
-11%synergy
Filter Out
14%inclusion7 decks51 decks
10%synergy
Abjure
14%inclusion7 decks51 decks
9%synergy
Opt
12%inclusion6 decks51 decks
-13%synergy
Resculpt
12%inclusion6 decks51 decks
-6%synergy
Aetherspouts
10%inclusion5 decks51 decks
2%synergy
Mystic Reflection
10%inclusion5 decks51 decks
8%synergy
Transcendent Message
10%inclusion5 decks51 decks
8%synergy
Force of Negation
10%inclusion5 decks51 decks
-5%synergy
Snap
10%inclusion5 decks51 decks
-9%synergy
Spell Pierce
10%inclusion5 decks51 decks
1%synergy
Wash Away
10%inclusion5 decks51 decks
5%synergy
Mystic Confluence
10%inclusion5 decks51 decks
1%synergy
Three Steps Ahead
7.8%inclusion4 decks51 decks
-2%synergy
Archmage's Charm
7.8%inclusion4 decks51 decks
-9%synergy
Disallow
7.8%inclusion4 decks51 decks
1%synergy
Thassa's Intervention
7.8%inclusion4 decks51 decks
7%synergy
Frantic Search
5.9%inclusion3 decks51 decks
-25%synergy
Brainsurge
5.9%inclusion3 decks51 decks
-2%synergy
Dispel
5.9%inclusion3 decks51 decks
-3%synergy
Foil
5.9%inclusion3 decks51 decks
0%synergy
Into the Flood Maw
5.9%inclusion3 decks51 decks
0%synergy
Saw It Coming
5.9%inclusion3 decks51 decks
3%synergy
Wizard's Retort
5.9%inclusion3 decks51 decks
1%synergy
Misdirection
5.9%inclusion3 decks51 decks
1%synergy
Narset's Reversal
5.9%inclusion3 decks51 decks
-6%synergy
March of Swirling Mist
5.9%inclusion3 decks51 decks
-2%synergy
Long River's Pull
5.9%inclusion3 decks51 decks
2%synergy
Sorceries
Aquitect's Will
57%inclusion29 decks51 decks
52%synergy
Distant Melody
47%inclusion24 decks51 decks
42%synergy
Ponder
37%inclusion19 decks51 decks
8%synergy
Raise the Palisade
33%inclusion17 decks51 decks
30%synergy
Preordain
27%inclusion14 decks51 decks
4%synergy
Wash Out
18%inclusion9 decks51 decks
13%synergy
Rite of Replication
18%inclusion9 decks51 decks
11%synergy
Ravenform
16%inclusion8 decks51 decks
7%synergy
Sea Gate Restoration
14%inclusion7 decks51 decks
-1%synergy
Spectral Deluge
14%inclusion7 decks51 decks
3%synergy
Inundate
12%inclusion6 decks51 decks
10%synergy
Crashing Tide
12%inclusion6 decks51 decks
11%synergy
Flow of Ideas
12%inclusion6 decks51 decks
7%synergy
Chart a Course
7.8%inclusion4 decks51 decks
3%synergy
Windfall
7.8%inclusion4 decks51 decks
-15%synergy
Curse of the Swine
7.8%inclusion4 decks51 decks
-3%synergy
Serum Visions
7.8%inclusion4 decks51 decks
-2%synergy
Consuming Tide
5.9%inclusion3 decks51 decks
3%synergy
Step Through
5.9%inclusion3 decks51 decks
1%synergy
River's Rebuke
5.9%inclusion3 decks51 decks
2%synergy
Karn's Temporal Sundering
5.9%inclusion3 decks51 decks
4%synergy
Utility Artifacts
Bident of Thassa
53%inclusion27 decks51 decks
41%synergy
Herald's Horn
43%inclusion22 decks51 decks
41%synergy
Kefnet's Monument
39%inclusion20 decks51 decks
33%synergy
Vanquisher's Banner
29%inclusion15 decks51 decks
28%synergy
Door of Destinies
27%inclusion14 decks51 decks
27%synergy
Wayfarer's Bauble
25%inclusion13 decks51 decks
8%synergy
Banner of Kinship
24%inclusion12 decks50 decks
21%synergy
Swiftfoot Boots
24%inclusion12 decks51 decks
-5%synergy
Quicksilver Fountain
18%inclusion9 decks51 decks
16%synergy
Sensei's Divining Top
18%inclusion9 decks51 decks
3%synergy
Skullclamp
16%inclusion8 decks51 decks
10%synergy
Lightning Greaves
16%inclusion8 decks51 decks
-10%synergy
Icon of Ancestry
14%inclusion7 decks51 decks
13%synergy
Stoneforge Masterwork
14%inclusion7 decks51 decks
13%synergy
Chronicle of Victory
13%inclusion3 decks23 decks
12%synergy
The Water Crystal
12%inclusion5 decks41 decks
2%synergy
Coat of Arms
12%inclusion6 decks51 decks
10%synergy
Obelisk of Urd
10%inclusion5 decks51 decks
9%synergy
Dawn-Blessed Pennant
8.7%inclusion2 decks23 decks
9%synergy
Waterbending Scroll
6.5%inclusion2 decks31 decks
-2%synergy
Sword of the Animist
5.9%inclusion3 decks51 decks
0%synergy
Enchantments
Kindred Discovery
53%inclusion27 decks51 decks
46%synergy
Reconnaissance Mission
37%inclusion19 decks51 decks
31%synergy
Spreading Seas
24%inclusion12 decks51 decks
22%synergy
Propaganda
24%inclusion12 decks51 decks
-7%synergy
Mystic Remora
18%inclusion9 decks51 decks
-9%synergy
Aquatic Incursion
18%inclusion9 decks51 decks
17%synergy
Coastal Piracy
18%inclusion9 decks51 decks
13%synergy
Wizard Class
16%inclusion8 decks51 decks
-1%synergy
Imprisoned in the Moon
16%inclusion8 decks51 decks
4%synergy
Leyline of Anticipation
14%inclusion7 decks51 decks
5%synergy
Intruder Alarm
12%inclusion6 decks51 decks
9%synergy
Witness Protection
12%inclusion6 decks51 decks
6%synergy
Unstoppable Plan
10%inclusion5 decks50 decks
2%synergy
Eaten by Piranhas
7.8%inclusion4 decks51 decks
5%synergy
Curiosity
5.9%inclusion3 decks51 decks
3%synergy
Unable to Scream
5.9%inclusion3 decks51 decks
2%synergy
Levitation
5.9%inclusion3 decks51 decks
5%synergy
Utter Insignificance
5.9%inclusion3 decks51 decks
5%synergy
Amphibian Downpour
5.9%inclusion3 decks51 decks
0%synergy
Opposition
5.9%inclusion3 decks51 decks
5%synergy
Utility Lands
Reliquary Tower
51%inclusion26 decks51 decks
-5%synergy
Mystic Sanctuary
47%inclusion24 decks51 decks
-3%synergy
Nykthos, Shrine to Nyx
47%inclusion24 decks51 decks
31%synergy
Three Tree City
45%inclusion23 decks51 decks
42%synergy
Castle Vantress
39%inclusion20 decks51 decks
21%synergy
Otawara, Soaring City
31%inclusion16 decks51 decks
6%synergy
Rivendell
25%inclusion13 decks51 decks
14%synergy
Halimar Depths
24%inclusion12 decks51 decks
14%synergy
Rogue's Passage
24%inclusion12 decks51 decks
8%synergy
Lonely Sandbar
22%inclusion11 decks51 decks
8%synergy
War Room
20%inclusion10 decks51 decks
4%synergy
Riptide Laboratory
14%inclusion7 decks51 decks
4%synergy
Remote Isle
14%inclusion7 decks51 decks
9%synergy
Scavenger Grounds
14%inclusion7 decks51 decks
6%synergy
Coral Atoll
12%inclusion6 decks51 decks
8%synergy
Minamo, School at Water's Edge
12%inclusion6 decks51 decks
-1%synergy
Memorial to Genius
12%inclusion6 decks51 decks
10%synergy
Mutavault
12%inclusion6 decks51 decks
11%synergy
Terrain Generator
10%inclusion5 decks51 decks
2%synergy
Mistrise Village
8.5%inclusion4 decks47 decks
-1%synergy
Desert of the Mindful
7.8%inclusion4 decks51 decks
4%synergy
Tolaria West
5.9%inclusion3 decks51 decks
0%synergy
Deserted Temple
5.9%inclusion3 decks51 decks
5%synergy
Sunken Palace
5.9%inclusion3 decks51 decks
2%synergy
Temple of the False God
5.9%inclusion3 decks51 decks
-4%synergy
Geier Reach Sanitarium
5.9%inclusion3 decks51 decks
2%synergy
Hidden Cataract
5.9%inclusion3 decks51 decks
4%synergy
Mana Artifacts
Sol Ring
84%inclusion43 decks51 decks
-1%synergy
Arcane Signet
57%inclusion29 decks51 decks
-8%synergy
Thought Vessel
43%inclusion22 decks51 decks
-9%synergy
Heraldic Banner
35%inclusion18 decks51 decks
30%synergy
Patchwork Banner
29%inclusion15 decks51 decks
26%synergy
Sky Diamond
27%inclusion14 decks51 decks
5%synergy
Mind Stone
25%inclusion13 decks51 decks
-10%synergy
Decanter of Endless Water
18%inclusion9 decks51 decks
4%synergy
Midnight Clock
18%inclusion9 decks51 decks
-3%synergy
Caged Sun
16%inclusion8 decks51 decks
5%synergy
Nyx Lotus
16%inclusion8 decks51 decks
12%synergy
Gauntlet of Power
14%inclusion7 decks51 decks
10%synergy
Throne of Eldraine
14%inclusion7 decks51 decks
5%synergy
Fellwar Stone
12%inclusion6 decks51 decks
-8%synergy
Commander's Sphere
10%inclusion5 decks51 decks
0%synergy
Springleaf Drum
10%inclusion5 decks51 decks
6%synergy
White Lotus Tile
10%inclusion3 decks31 decks
9%synergy
Firdoch Core
8.7%inclusion2 decks23 decks
8%synergy
Lotus Petal
7.8%inclusion4 decks51 decks
-4%synergy
Extraplanar Lens
5.9%inclusion3 decks51 decks
-2%synergy
Lands
Island
96%inclusion49 decks51 decks
2%synergy
Path of Ancestry
45%inclusion23 decks51 decks
41%synergy
Myriad Landscape
33%inclusion17 decks51 decks
8%synergy
Cavern of Souls
33%inclusion17 decks51 decks
29%synergy
Sink into Stupor
22%inclusion11 decks51 decks
0%synergy
Sea Gate Restoration
14%inclusion7 decks51 decks
-1%synergy
Umara Wizard
14%inclusion7 decks51 decks
13%synergy
Glasspool Mimic
10%inclusion5 decks51 decks
3%synergy
Terramorphic Expanse
7.8%inclusion4 decks51 decks
5%synergy
Evolving Wilds
7.8%inclusion4 decks51 decks
4%synergy
Misty Rainforest
5.9%inclusion3 decks51 decks
-2%synergy
Scalding Tarn
5.9%inclusion3 decks51 decks
-2%synergy
Flooded Strand
5.9%inclusion3 decks51 decks
-2%synergy
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