Emperor Mihail II (Commander) - Upgraded Merfolk

Emperor Mihail II
Rank #1,461
7decks
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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 Artifacts
Enchantments
Utility Lands
Mana Artifacts
Lands
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Disruptor of Currents
50%inclusion2 decks4 decks
49%synergy
Harmonized Crescendo
50%inclusion2 decks4 decks
47%synergy
Champions of the Shoal
50%inclusion2 decks4 decks
50%synergy
Silvergill Mentor
25%inclusion1 decks4 decks
25%synergy
Omni-Changeling
25%inclusion1 decks4 decks
23%synergy
High Synergy Cards
Svyelun of Sea and Sky
100%inclusion7 decks7 decks
99%synergy
Lord of Atlantis
100%inclusion7 decks7 decks
99%synergy
Kopala, Warden of Waves
100%inclusion7 decks7 decks
99%synergy
Vodalian Hexcatcher
100%inclusion7 decks7 decks
98%synergy
Merrow Reejerey
100%inclusion7 decks7 decks
98%synergy
Deeproot Pilgrimage
100%inclusion7 decks7 decks
98%synergy
Merfolk Sovereign
100%inclusion7 decks7 decks
98%synergy
Master of the Pearl Trident
100%inclusion7 decks7 decks
98%synergy
Mist Dancer
86%inclusion6 decks7 decks
85%synergy
Deeproot Waters
86%inclusion6 decks7 decks
84%synergy
Top Cards
Stonybrook Banneret
86%inclusion6 decks7 decks
82%synergy
Lullmage Mentor
86%inclusion6 decks7 decks
84%synergy
Counterspell
86%inclusion6 decks7 decks
19%synergy
Seafloor Oracle
86%inclusion6 decks7 decks
84%synergy
Kindred Discovery
71%inclusion5 decks7 decks
65%synergy
Merrow Harbinger
71%inclusion5 decks7 decks
70%synergy
Tishana's Tidebinder
71%inclusion5 decks7 decks
67%synergy
River Sneak
71%inclusion5 decks7 decks
71%synergy
Thada Adel, Acquisitor
71%inclusion5 decks7 decks
70%synergy
Aquitect's Will
71%inclusion5 decks7 decks
66%synergy
Game Changers
Thassa's Oracle
29%inclusion2 decks7 decks
16%synergy
The One Ring
14%inclusion1 decks7 decks
2%synergy
Rhystic Study
14%inclusion1 decks7 decks
-18%synergy
Cyclonic Rift
14%inclusion1 decks7 decks
-20%synergy
Chrome Mox
14%inclusion1 decks7 decks
5%synergy
Creatures
Coralhelm Commander
57%inclusion4 decks7 decks
56%synergy
Tide Shaper
57%inclusion4 decks7 decks
56%synergy
Thieving Skydiver
57%inclusion4 decks7 decks
53%synergy
Merfolk Trickster
57%inclusion4 decks7 decks
56%synergy
Merfolk Looter
43%inclusion3 decks7 decks
41%synergy
Thassa, God of the Sea
43%inclusion3 decks7 decks
39%synergy
Mist-Cloaked Herald
43%inclusion3 decks7 decks
40%synergy
True-Name Nemesis
29%inclusion2 decks7 decks
28%synergy
Wonder
29%inclusion2 decks7 decks
23%synergy
Mindspring Merfolk
29%inclusion2 decks7 decks
28%synergy
Rishadan Dockhand
29%inclusion2 decks7 decks
28%synergy
Tideshaper Mystic
29%inclusion2 decks7 decks
28%synergy
Deepchannel Mentor
29%inclusion2 decks7 decks
27%synergy
Streambed Aquitects
29%inclusion2 decks7 decks
28%synergy
Triton Shorestalker
29%inclusion2 decks7 decks
26%synergy
Alandra, Sky Dreamer
29%inclusion2 decks7 decks
22%synergy
Wanderwine Prophets
29%inclusion2 decks7 decks
28%synergy
Tempest Caller
29%inclusion2 decks7 decks
28%synergy
Silvergill Adept
29%inclusion2 decks7 decks
28%synergy
Empress Galina
29%inclusion2 decks7 decks
28%synergy
Gray Harbor Merfolk
29%inclusion2 decks7 decks
28%synergy
Sea Scryer
29%inclusion2 decks7 decks
28%synergy
Titan of Littjara
29%inclusion2 decks7 decks
27%synergy
Expedition Lookout
29%inclusion2 decks7 decks
28%synergy
Summon: Leviathan
29%inclusion2 decks7 decks
27%synergy
River Herald Scout
14%inclusion1 decks7 decks
14%synergy
Eluge, the Shoreless Sea
14%inclusion1 decks7 decks
6%synergy
Volatile Stormdrake
14%inclusion1 decks7 decks
11%synergy
Towering-Wave Mystic
14%inclusion1 decks7 decks
14%synergy
Stormtide Leviathan
14%inclusion1 decks7 decks
8%synergy
Seasinger
14%inclusion1 decks7 decks
14%synergy
Bruvac the Grandiloquent
14%inclusion1 decks7 decks
10%synergy
Teferi, Mage of Zhalfir
14%inclusion1 decks7 decks
11%synergy
Phyrexian Metamorph
14%inclusion1 decks7 decks
-5%synergy
Surgespanner
14%inclusion1 decks7 decks
14%synergy
Floodpits Drowner
14%inclusion1 decks7 decks
13%synergy
Reef Shaman
14%inclusion1 decks7 decks
14%synergy
Fleet Swallower
14%inclusion1 decks7 decks
10%synergy
Adaptive Automaton
14%inclusion1 decks7 decks
13%synergy
Seahunter
14%inclusion1 decks7 decks
14%synergy
Kiora, the Rising Tide
14%inclusion1 decks7 decks
11%synergy
Scroll Thief
14%inclusion1 decks7 decks
14%synergy
Dakra Mystic
14%inclusion1 decks7 decks
14%synergy
Rootwater Thief
14%inclusion1 decks7 decks
14%synergy
Umara Wizard
14%inclusion1 decks7 decks
14%synergy
Drift of Phantasms
14%inclusion1 decks7 decks
12%synergy
Forensic Researcher
14%inclusion1 decks7 decks
13%synergy
Harbinger of the Seas
14%inclusion1 decks7 decks
5%synergy
Sage of the Falls
14%inclusion1 decks7 decks
14%synergy
Mistway Spy
14%inclusion1 decks7 decks
14%synergy
Instants
Pongify
57%inclusion4 decks7 decks
17%synergy
Rapid Hybridization
57%inclusion4 decks7 decks
23%synergy
Aetherize
57%inclusion4 decks7 decks
28%synergy
Thassa's Rebuff
57%inclusion4 decks7 decks
56%synergy
Arcane Denial
43%inclusion3 decks7 decks
7%synergy
Muddle the Mixture
29%inclusion2 decks7 decks
13%synergy
Transcendent Message
29%inclusion2 decks7 decks
27%synergy
Polymorphist's Jest
29%inclusion2 decks7 decks
27%synergy
Reality Shift
29%inclusion2 decks7 decks
1%synergy
Mana Drain
29%inclusion2 decks7 decks
2%synergy
Slip Out the Back
29%inclusion2 decks7 decks
21%synergy
Cryptic Command
29%inclusion2 decks7 decks
17%synergy
Sink into Stupor
29%inclusion2 decks7 decks
7%synergy
High Tide
29%inclusion2 decks7 decks
-16%synergy
Abjure
29%inclusion2 decks7 decks
24%synergy
Wild Unraveling
25%inclusion1 decks4 decks
24%synergy
An Offer You Can't Refuse
14%inclusion1 decks7 decks
-23%synergy
Three Steps Ahead
14%inclusion1 decks7 decks
4%synergy
Negate
14%inclusion1 decks7 decks
-24%synergy
Brainstorm
14%inclusion1 decks7 decks
-27%synergy
Familiar's Ruse
14%inclusion1 decks7 decks
13%synergy
Meeting of Minds
14%inclusion1 decks7 decks
11%synergy
Turn Aside
14%inclusion1 decks7 decks
13%synergy
Flare of Denial
14%inclusion1 decks7 decks
7%synergy
Brainsurge
14%inclusion1 decks7 decks
6%synergy
Mystic Reflection
14%inclusion1 decks7 decks
12%synergy
Consider
14%inclusion1 decks7 decks
0%synergy
Keep Safe
14%inclusion1 decks7 decks
12%synergy
Blue Sun's Zenith
14%inclusion1 decks7 decks
3%synergy
Opt
14%inclusion1 decks7 decks
-11%synergy
Strix Serenade
14%inclusion1 decks7 decks
5%synergy
Disallow
14%inclusion1 decks7 decks
7%synergy
Into the Flood Maw
14%inclusion1 decks7 decks
8%synergy
Swan Song
14%inclusion1 decks7 decks
-12%synergy
Jwari Disruption
14%inclusion1 decks7 decks
9%synergy
Delay
14%inclusion1 decks7 decks
10%synergy
Engulf the Shore
14%inclusion1 decks7 decks
6%synergy
Wash Away
14%inclusion1 decks7 decks
10%synergy
Flow of Knowledge
14%inclusion1 decks7 decks
-2%synergy
Unsubstantiate
14%inclusion1 decks7 decks
12%synergy
Misdirection
14%inclusion1 decks7 decks
9%synergy
Dream Fracture
14%inclusion1 decks7 decks
12%synergy
Mystic Confluence
14%inclusion1 decks7 decks
5%synergy
Borne Upon a Wind
14%inclusion1 decks7 decks
10%synergy
Narset's Reversal
14%inclusion1 decks7 decks
2%synergy
Long River's Pull
14%inclusion1 decks7 decks
10%synergy
Spell Syphon
14%inclusion1 decks7 decks
14%synergy
Teferi's Time Twist
14%inclusion1 decks7 decks
9%synergy
Thassa's Intervention
14%inclusion1 decks7 decks
13%synergy
Dreams of Laguna
14%inclusion1 decks7 decks
13%synergy
Sorceries
Ponder
57%inclusion4 decks7 decks
28%synergy
Raise the Palisade
57%inclusion4 decks7 decks
54%synergy
Distant Melody
43%inclusion3 decks7 decks
38%synergy
Wash Out
29%inclusion2 decks7 decks
24%synergy
Preordain
29%inclusion2 decks7 decks
5%synergy
Inundate
14%inclusion1 decks7 decks
12%synergy
Chart a Course
14%inclusion1 decks7 decks
10%synergy
Walk the Aeons
14%inclusion1 decks7 decks
12%synergy
Season of Weaving
14%inclusion1 decks7 decks
9%synergy
Crashing Tide
14%inclusion1 decks7 decks
14%synergy
Serum Visions
14%inclusion1 decks7 decks
4%synergy
Karn's Temporal Sundering
14%inclusion1 decks7 decks
12%synergy
Enter the Enigma
14%inclusion1 decks7 decks
8%synergy
Hidden Strings
14%inclusion1 decks7 decks
10%synergy
Retraced Image
14%inclusion1 decks7 decks
12%synergy
Spectral Deluge
14%inclusion1 decks7 decks
4%synergy
River's Rebuke
14%inclusion1 decks7 decks
11%synergy
Fractured Sanity
14%inclusion1 decks7 decks
8%synergy
Ravenform
14%inclusion1 decks7 decks
5%synergy
Maddening Cacophony
14%inclusion1 decks7 decks
7%synergy
Tasha's Hideous Laughter
14%inclusion1 decks7 decks
9%synergy
Rite of Replication
14%inclusion1 decks7 decks
8%synergy
Utility Artifacts
Sapphire Medallion
71%inclusion5 decks7 decks
13%synergy
Door of Destinies
57%inclusion4 decks7 decks
56%synergy
Herald's Horn
57%inclusion4 decks7 decks
55%synergy
Banner of Kinship
43%inclusion3 decks7 decks
40%synergy
Kefnet's Monument
43%inclusion3 decks7 decks
36%synergy
Bident of Thassa
43%inclusion3 decks7 decks
31%synergy
Sensei's Divining Top
29%inclusion2 decks7 decks
14%synergy
Skullclamp
29%inclusion2 decks7 decks
23%synergy
Stoneforge Masterwork
29%inclusion2 decks7 decks
28%synergy
Vanquisher's Banner
29%inclusion2 decks7 decks
27%synergy
Swiftfoot Boots
29%inclusion2 decks7 decks
0%synergy
The Water Crystal
29%inclusion2 decks7 decks
18%synergy
Waterbending Scroll
20%inclusion1 decks5 decks
11%synergy
Icon of Ancestry
14%inclusion1 decks7 decks
14%synergy
Expedition Map
14%inclusion1 decks7 decks
10%synergy
Altar of the Brood
14%inclusion1 decks7 decks
11%synergy
Lightning Greaves
14%inclusion1 decks7 decks
-12%synergy
Altar of Dementia
14%inclusion1 decks7 decks
13%synergy
Dowsing Dagger
14%inclusion1 decks7 decks
13%synergy
Throne of the God-Pharaoh
14%inclusion1 decks7 decks
14%synergy
Enchantments
Merrow Commerce
57%inclusion4 decks7 decks
56%synergy
Reflections of Littjara
57%inclusion4 decks7 decks
54%synergy
Reconnaissance Mission
43%inclusion3 decks7 decks
36%synergy
Spreading Seas
43%inclusion3 decks7 decks
42%synergy
Propaganda
43%inclusion3 decks7 decks
13%synergy
Intruder Alarm
29%inclusion2 decks7 decks
26%synergy
Leyline of Anticipation
29%inclusion2 decks7 decks
19%synergy
Counterbalance
14%inclusion1 decks7 decks
11%synergy
Curiosity
14%inclusion1 decks7 decks
11%synergy
Court of Cunning
14%inclusion1 decks7 decks
11%synergy
Frozen Aether
14%inclusion1 decks7 decks
13%synergy
Psychic Corrosion
14%inclusion1 decks7 decks
6%synergy
Ringing Strike Mastery
14%inclusion1 decks7 decks
14%synergy
Imprisoned in the Moon
14%inclusion1 decks7 decks
2%synergy
Unable to Scream
14%inclusion1 decks7 decks
11%synergy
Military Intelligence
14%inclusion1 decks7 decks
13%synergy
Coastal Piracy
14%inclusion1 decks7 decks
10%synergy
Mystic Remora
14%inclusion1 decks7 decks
-13%synergy
Amphibian Downpour
14%inclusion1 decks7 decks
9%synergy
Eaten by Piranhas
14%inclusion1 decks7 decks
11%synergy
Drowned Secrets
14%inclusion1 decks7 decks
11%synergy
Aquatic Incursion
14%inclusion1 decks7 decks
14%synergy
Utility Lands
Nykthos, Shrine to Nyx
86%inclusion6 decks7 decks
69%synergy
Rivendell
57%inclusion4 decks7 decks
46%synergy
Mystic Sanctuary
43%inclusion3 decks7 decks
-7%synergy
Halimar Depths
43%inclusion3 decks7 decks
33%synergy
Reliquary Tower
43%inclusion3 decks7 decks
-14%synergy
Otawara, Soaring City
43%inclusion3 decks7 decks
17%synergy
Remote Isle
29%inclusion2 decks7 decks
24%synergy
Mutavault
29%inclusion2 decks7 decks
28%synergy
Lonely Sandbar
29%inclusion2 decks7 decks
15%synergy
Memorial to Genius
29%inclusion2 decks7 decks
27%synergy
Hidden Cataract
29%inclusion2 decks7 decks
27%synergy
Castle Vantress
29%inclusion2 decks7 decks
10%synergy
Three Tree City
29%inclusion2 decks7 decks
25%synergy
Rogue's Passage
29%inclusion2 decks7 decks
13%synergy
Arcane Lighthouse
14%inclusion1 decks7 decks
12%synergy
Mistrise Village
14%inclusion1 decks7 decks
5%synergy
Soulstone Sanctuary
14%inclusion1 decks7 decks
14%synergy
Coral Atoll
14%inclusion1 decks7 decks
11%synergy
Riptide Laboratory
14%inclusion1 decks7 decks
4%synergy
Tolaria West
14%inclusion1 decks7 decks
9%synergy
Sand Silos
14%inclusion1 decks7 decks
14%synergy
Urza's Saga
14%inclusion1 decks7 decks
-2%synergy
Desert of the Mindful
14%inclusion1 decks7 decks
11%synergy
Scavenger Grounds
14%inclusion1 decks7 decks
7%synergy
Geier Reach Sanitarium
14%inclusion1 decks7 decks
11%synergy
Deserted Temple
14%inclusion1 decks7 decks
14%synergy
Soaring Seacliff
14%inclusion1 decks7 decks
13%synergy
Mikokoro, Center of the Sea
14%inclusion1 decks7 decks
11%synergy
Dark Depths
14%inclusion1 decks7 decks
13%synergy
The Surgical Bay
14%inclusion1 decks7 decks
13%synergy
Access Tunnel
14%inclusion1 decks7 decks
13%synergy
Mana Artifacts
Sol Ring
71%inclusion5 decks7 decks
-14%synergy
Arcane Signet
57%inclusion4 decks7 decks
-8%synergy
Thought Vessel
57%inclusion4 decks7 decks
5%synergy
Heraldic Banner
43%inclusion3 decks7 decks
37%synergy
Midnight Clock
29%inclusion2 decks7 decks
8%synergy
Bender's Waterskin
17%inclusion1 decks6 decks
7%synergy
Caged Sun
14%inclusion1 decks7 decks
3%synergy
Replicating Ring
14%inclusion1 decks7 decks
12%synergy
Strixhaven Stadium
14%inclusion1 decks7 decks
13%synergy
Lotus Petal
14%inclusion1 decks7 decks
2%synergy
Patchwork Banner
14%inclusion1 decks7 decks
11%synergy
Mox Amber
14%inclusion1 decks7 decks
7%synergy
Decanter of Endless Water
14%inclusion1 decks7 decks
0%synergy
Fellwar Stone
14%inclusion1 decks7 decks
-5%synergy
Springleaf Drum
14%inclusion1 decks7 decks
11%synergy
Mind Stone
14%inclusion1 decks7 decks
-21%synergy
Prismatic Lens
14%inclusion1 decks7 decks
11%synergy
Mox Opal
14%inclusion1 decks7 decks
4%synergy
Extraplanar Lens
14%inclusion1 decks7 decks
6%synergy
Lands
Island
86%inclusion6 decks7 decks
-8%synergy
Myriad Landscape
43%inclusion3 decks7 decks
17%synergy
Path of Ancestry
43%inclusion3 decks7 decks
39%synergy
Cavern of Souls
29%inclusion2 decks7 decks
24%synergy
Sink into Stupor
29%inclusion2 decks7 decks
7%synergy
Terramorphic Expanse
14%inclusion1 decks7 decks
11%synergy
Ash Barrens
14%inclusion1 decks7 decks
13%synergy
Snow-Covered Island
14%inclusion1 decks7 decks
6%synergy
Umara Wizard
14%inclusion1 decks7 decks
14%synergy
Jwari Disruption
14%inclusion1 decks7 decks
9%synergy
Gemstone Caverns
14%inclusion1 decks7 decks
8%synergy
Glasspool Mimic
14%inclusion1 decks7 decks
8%synergy
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