Art by Nanna Marie Steffensen
Saved commander deck
Attuma, Atlantean Warlord
Swarm the board with aggressive Merfolk lords and evasive attackers to trigger Attuma's combat card draw repeatedly, using Islandwalk enabling and tempo interaction to overwhelm opponents.
Prompt: Attuma, Atlantean Warlord commander deck
Commander
1 cards
Attuma, Atlantean Warlord
{2}{U}{U}Legendary Creature — Merfolk Warrior Villain
Chosen commander for the requested strategy.
Ramp
10 cards
Stonybrook Banneret
{1}{U}Creature — Merfolk Wizard
Reduces casting costs of Merfolk and Wizards
Card Draw
10 cards
Bident of Thassa
{2}{U}{U}Legendary Enchantment Artifact
Draws cards whenever creatures deal combat damage
Kindred Discovery
{3}{U}{U}Enchantment
Massive draw engine for Merfolk entering and attacking
Distant Melody
{3}{U}Sorcery
Draws cards equal to the number of Merfolk controlled
Silvergill Adept
{1}{U}Creature — Merfolk Wizard
Efficient Merfolk cantrip creature
Seafloor Oracle
{2}{U}{U}Creature — Merfolk Wizard
Draws a card whenever any Merfolk deals combat damage to a player
Wavebreak Hippocamp
{2}{U}Enchantment Creature — Horse Fish
Rewards casting interaction on opponents' turns with cards
Removal
13 cards
Curse of the Swine
{X}{U}{U}Sorcery
Flexible mass exile for problematic creatures
Imprisoned in the Moon
{2}{U}Enchantment — Aura
Neutralizes commanders, creatures, or lands
Raise the Palisade
{4}{U}Sorcery
One-sided bounce wipe choosing Merfolk to clear blockers
Threats/Wincons
21 cards
Deeproot Pilgrimage
{1}{U}Enchantment
Generates Merfolk tokens whenever nontoken Merfolk tap
Lord of Atlantis
{U}{U}Creature — Merfolk
Anthem buff and Islandwalk for all Merfolk
Master of the Pearl Trident
{U}{U}Creature — Merfolk
Lord that grants +1/+1 and Islandwalk to Merfolk
Merfolk Sovereign
{1}{U}{U}Creature — Merfolk Noble
Pumps Merfolk and makes one unblockable
Merrow Reejerey
{2}{U}Creature — Merfolk Soldier
Buffs Merfolk and untaps lands or taps opposing blockers
Coralhelm Commander
{U}{U}Creature — Merfolk Soldier
Level-up creature that becomes a flying Merfolk lord
Svyelun of Sea and Sky
{1}{U}{U}Legendary Creature — Merfolk God
Grants ward to Merfolk, draws cards, and has indestructible
Vodalian Hexcatcher
{1}{U}Creature — Merfolk Wizard
Flash Merfolk lord that can sacrifice Merfolk to counter spells
Emperor Mihail II
{1}{U}{U}Legendary Creature — Merfolk Noble
Casts Merfolk from library and creates Merfolk tokens
Master of Waves
{3}{U}Creature — Merfolk Wizard
Spawns numerous elemental tokens based on blue devotion
Thieving Skydiver
{1}{U}Creature — Merfolk Rogue
Flying Merfolk that steals opposing mana rocks
True-Name Nemesis
{1}{U}{U}Creature — Merfolk Rogue
Protection from chosen player makes for an unblockable attacker
Tidebinder Mage
{U}{U}Creature — Merfolk Wizard
Locks down red and green commanders or threats
Harbinger of the Tides
{U}{U}Creature — Merfolk Wizard
Bounces tapped attacking creatures on an aggressive body
Mistcaller
{U}Creature — Merfolk Wizard
One-drop Merfolk that shuts down sneak attack and reanimation
Cursecatcher
{U}Creature — Merfolk Wizard
Early Merfolk drop that taxes opposing instants and sorceries
Kopala, Warden of Waves
{1}{U}{U}Legendary Creature — Merfolk Wizard
Taxes opponent targeting of your Merfolk
Deepchannel Mentor
{5}{U}Creature — Merfolk Rogue
Makes all blue creatures entirely unblockable
Thassa, God of the Sea
{2}{U}Legendary Enchantment Creature — God
Provides scrying and unblockability for attackers
Tishana's Tidebinder
{2}{U}Creature — Merfolk Wizard
Stifles abilities and permanently shuts down targets
Merfolk Trickster
{U}{U}Creature — Merfolk Wizard
Flash Merfolk that taps an opposing threat and removes abilities
Utility
7 cards
Aquitect's Will
{U}Kindred Sorcery — Merfolk
Gives an opponent's land Island type to enable Islandwalk and cantrips
Spreading Seas
{1}{U}Enchantment — Aura
Turns a utility land into an Island to activate Islandwalk while cantripping
Quicksilver Fountain
{3}Artifact
Repeatedly turns opponent lands into Islands for unblockable attacks
Reflections of Littjara
{4}{U}Enchantment
Copies every Merfolk spell cast for massive board presence
Lightning Greaves
{2}Artifact — Equipment
Haste and protection for Attuma and key lords
Swiftfoot Boots
{2}Artifact — Equipment
Hexproof and haste protection for key attackers
Roaming Throne
{4}Artifact Creature — Golem
Doubles all Merfolk triggered abilities including Attuma's draw
