Kelsien, the Plague (Commander) - Expensive Aggro

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #442
4decks
As CommanderAs CardAverage DeckDecksView Precon
Bracket
All12345
Budget
Any$$$$
Ezra Sassaman
Nov 20, 2025
Ezra Sassaman
Rebuilding Kelsien, the Plague with Avatar: The Last Airbender Eternal
Avatar: The Last Airbender is bringing back experience counters, and that means that we can revamp Kelsien, the Plague.
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Enchantments
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Lands
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Joined Researchers
100%inclusion1 decks1 decks
99%synergy
Flashback
100%inclusion1 decks1 decks
99%synergy
Decorum Dissertation
100%inclusion1 decks1 decks
98%synergy
High Synergy Cards
Sting, the Glinting Dagger
100%inclusion4 decks4 decks
98%synergy
Steelshaper's Gift
100%inclusion4 decks4 decks
97%synergy
Basilisk Collar
100%inclusion4 decks4 decks
96%synergy
Mari, the Killing Quill
100%inclusion4 decks4 decks
94%synergy
Esper Sentinel
100%inclusion4 decks4 decks
82%synergy
Game Changers
Demonic Tutor
75%inclusion3 decks4 decks
56%synergy
Enlightened Tutor
75%inclusion3 decks4 decks
63%synergy
Vampiric Tutor
50%inclusion2 decks4 decks
36%synergy
Teferi's Protection
25%inclusion1 decks4 decks
6%synergy
Smothering Tithe
25%inclusion1 decks4 decks
1%synergy
Opposition Agent
25%inclusion1 decks4 decks
22%synergy
Gamble
25%inclusion1 decks4 decks
19%synergy
Creatures
Drumbellower
75%inclusion3 decks4 decks
73%synergy
Humble Defector
75%inclusion3 decks4 decks
73%synergy
Morbid Opportunist
75%inclusion3 decks4 decks
57%synergy
Stoneforge Mystic
75%inclusion3 decks4 decks
72%synergy
Mother of Runes
75%inclusion3 decks4 decks
68%synergy
Falthis, Shadowcat Familiar
75%inclusion3 decks4 decks
74%synergy
Puresteel Paladin
75%inclusion3 decks4 decks
71%synergy
Sram, Senior Edificer
75%inclusion3 decks4 decks
72%synergy
Ardenn, Intrepid Archaeologist
50%inclusion2 decks4 decks
49%synergy
Otharri, Suns' Glory
50%inclusion2 decks4 decks
44%synergy
Lucy MacLean, Positively Armed
50%inclusion1 decks2 decks
50%synergy
Ellie, Brick Master
33%inclusion1 decks3 decks
33%synergy
Starnheim Courser
25%inclusion1 decks4 decks
25%synergy
Blood Cultist
25%inclusion1 decks4 decks
25%synergy
Bronzeplate Boar
25%inclusion1 decks4 decks
25%synergy
Servant of the Stinger
25%inclusion1 decks4 decks
25%synergy
High-Society Hunter
25%inclusion1 decks4 decks
23%synergy
Kellan, the Fae-Blooded
25%inclusion1 decks4 decks
24%synergy
Maha, Its Feathers Night
25%inclusion1 decks4 decks
24%synergy
Taii Wakeen, Perfect Shot
25%inclusion1 decks4 decks
24%synergy
Foundry Inspector
25%inclusion1 decks4 decks
23%synergy
Skrelv, Defector Mite
25%inclusion1 decks4 decks
24%synergy
Shadrix Silverquill
25%inclusion1 decks4 decks
23%synergy
Varchild, Betrayer of Kjeldor
25%inclusion1 decks4 decks
25%synergy
Serra Ascendant
25%inclusion1 decks4 decks
23%synergy
Blood Artist
25%inclusion1 decks4 decks
7%synergy
Ornithopter of Paradise
25%inclusion1 decks4 decks
23%synergy
Imperial Recruiter
25%inclusion1 decks4 decks
20%synergy
White Plume Adventurer
25%inclusion1 decks4 decks
24%synergy
Termination Facilitator
25%inclusion1 decks4 decks
23%synergy
Harvester of Souls
25%inclusion1 decks4 decks
22%synergy
Komainu Battle Armor
25%inclusion1 decks4 decks
25%synergy
Alesha, Who Smiles at Death
25%inclusion1 decks4 decks
21%synergy
Void Beckoner
25%inclusion1 decks4 decks
24%synergy
Zulaport Cutthroat
25%inclusion1 decks4 decks
15%synergy
Atraxa's Skitterfang
25%inclusion1 decks4 decks
25%synergy
Relic Robber
25%inclusion1 decks4 decks
25%synergy
Daxos the Returned
25%inclusion1 decks4 decks
24%synergy
Torbran, Thane of Red Fell
25%inclusion1 decks4 decks
25%synergy
Akroan Horse
25%inclusion1 decks4 decks
25%synergy
General's Enforcer
25%inclusion1 decks4 decks
17%synergy
Shay Cormac
25%inclusion1 decks4 decks
22%synergy
Royal Assassin
25%inclusion1 decks4 decks
22%synergy
Slaughter Specialist
25%inclusion1 decks4 decks
24%synergy
Voice of Victory
25%inclusion1 decks4 decks
9%synergy
Stonehewer Giant
25%inclusion1 decks4 decks
24%synergy
Armored Skyhunter
25%inclusion1 decks4 decks
23%synergy
Qarsi Revenant
25%inclusion1 decks4 decks
22%synergy
Bureau Headmaster
25%inclusion1 decks4 decks
24%synergy
Akiri, Fearless Voyager
25%inclusion1 decks4 decks
23%synergy
Instants
Flawless Maneuver
75%inclusion3 decks4 decks
60%synergy
Deadly Rollick
50%inclusion2 decks4 decks
39%synergy
Wear // Tear
50%inclusion2 decks4 decks
39%synergy
You Are Already Dead
50%inclusion2 decks4 decks
48%synergy
Anguished Unmaking
50%inclusion2 decks4 decks
17%synergy
Deflecting Swat
50%inclusion2 decks4 decks
34%synergy
Swords to Plowshares
50%inclusion2 decks4 decks
-12%synergy
Path to Exile
50%inclusion2 decks4 decks
3%synergy
Mirrodin Avenged
50%inclusion2 decks4 decks
49%synergy
Crackling Doom
50%inclusion2 decks4 decks
33%synergy
Untimely Malfunction
25%inclusion1 decks4 decks
20%synergy
Dark Ritual
25%inclusion1 decks4 decks
8%synergy
Blacksmith's Skill
25%inclusion1 decks4 decks
24%synergy
Tibalt's Trickery
25%inclusion1 decks4 decks
21%synergy
Malakir Rebirth
25%inclusion1 decks4 decks
20%synergy
Inventory Management
25%inclusion1 decks4 decks
24%synergy
Bladebrand
25%inclusion1 decks4 decks
25%synergy
Despark
25%inclusion1 decks4 decks
11%synergy
Flicker of Fate
25%inclusion1 decks4 decks
24%synergy
Heliod's Intervention
25%inclusion1 decks4 decks
23%synergy
Rebuff the Wicked
25%inclusion1 decks4 decks
24%synergy
Generous Gift
25%inclusion1 decks4 decks
7%synergy
Sorceries
Open the Armory
75%inclusion3 decks4 decks
71%synergy
Call of the Death-Dweller
50%inclusion2 decks4 decks
50%synergy
Reanimate
50%inclusion2 decks4 decks
32%synergy
Sevinne's Reclamation
25%inclusion1 decks4 decks
17%synergy
Profane Tutor
25%inclusion1 decks4 decks
24%synergy
Vandalblast
25%inclusion1 decks4 decks
15%synergy
Unearth
25%inclusion1 decks4 decks
23%synergy
Painful Truths
25%inclusion1 decks4 decks
17%synergy
Vindicate
25%inclusion1 decks4 decks
19%synergy
Chainer's Edict
25%inclusion1 decks4 decks
25%synergy
Ruinous Ultimatum
25%inclusion1 decks4 decks
-14%synergy
Wheel of Fortune
25%inclusion1 decks4 decks
21%synergy
Insatiable Avarice
25%inclusion1 decks4 decks
23%synergy
Toxic Deluge
25%inclusion1 decks4 decks
17%synergy
Damn
25%inclusion1 decks4 decks
7%synergy
Grim Tutor
25%inclusion1 decks4 decks
21%synergy
Reckless Handling
25%inclusion1 decks4 decks
24%synergy
Utility Artifacts
Vorpal Sword
75%inclusion3 decks4 decks
73%synergy
Thornbite Staff
75%inclusion3 decks4 decks
74%synergy
Dragonfire Blade
67%inclusion2 decks3 decks
65%synergy
Gorgon's Head
50%inclusion2 decks4 decks
49%synergy
The Reaver Cleaver
50%inclusion2 decks4 decks
44%synergy
Shadowspear
50%inclusion2 decks4 decks
46%synergy
Hunter's Blowgun
50%inclusion2 decks4 decks
49%synergy
Hammer of Nazahn
50%inclusion2 decks4 decks
48%synergy
Nettlecyst
25%inclusion1 decks4 decks
24%synergy
Quietus Spike
25%inclusion1 decks4 decks
24%synergy
Illusionist's Bracers
25%inclusion1 decks4 decks
23%synergy
Dowsing Device
25%inclusion1 decks4 decks
25%synergy
Rogue's Gloves
25%inclusion1 decks4 decks
25%synergy
Mithril Coat
25%inclusion1 decks4 decks
20%synergy
Robe of Stars
25%inclusion1 decks4 decks
24%synergy
Skullclamp
25%inclusion1 decks4 decks
-4%synergy
Sculpting Steel
25%inclusion1 decks4 decks
24%synergy
Infantry Shield
25%inclusion1 decks4 decks
16%synergy
Cranial Plating
25%inclusion1 decks4 decks
24%synergy
Sword of Truth and Justice
25%inclusion1 decks4 decks
24%synergy
Helm of the Host
25%inclusion1 decks4 decks
19%synergy
Gilded Pinions
25%inclusion1 decks4 decks
25%synergy
Gorgon Flail
25%inclusion1 decks4 decks
24%synergy
Conqueror's Flail
25%inclusion1 decks4 decks
24%synergy
Magewright's Stone
25%inclusion1 decks4 decks
24%synergy
Battlemage's Bracers
25%inclusion1 decks4 decks
24%synergy
Swiftfoot Boots
25%inclusion1 decks4 decks
-7%synergy
Sword of Feast and Famine
25%inclusion1 decks4 decks
21%synergy
Sunforger
25%inclusion1 decks4 decks
22%synergy
Mask of Memory
25%inclusion1 decks4 decks
24%synergy
Adaptive Omnitool
25%inclusion1 decks4 decks
25%synergy
Cranial Ram
25%inclusion1 decks4 decks
24%synergy
Enchantments
Fighter Class
75%inclusion3 decks4 decks
72%synergy
Sigarda's Aid
50%inclusion2 decks4 decks
47%synergy
Rune of Mortality
50%inclusion2 decks4 decks
49%synergy
Revel in Riches
50%inclusion2 decks4 decks
44%synergy
Brilliant Wings
33%inclusion1 decks3 decks
33%synergy
Black Market
25%inclusion1 decks4 decks
20%synergy
Tocasia's Welcome
25%inclusion1 decks4 decks
20%synergy
Ghoulish Impetus
25%inclusion1 decks4 decks
24%synergy
Gift of Doom
25%inclusion1 decks4 decks
24%synergy
Forge Anew
25%inclusion1 decks4 decks
23%synergy
Haunted One
25%inclusion1 decks4 decks
25%synergy
Retreat to Hagra
25%inclusion1 decks4 decks
25%synergy
All That Glitters
25%inclusion1 decks4 decks
24%synergy
Death Pits of Rath
25%inclusion1 decks4 decks
25%synergy
Black Market Connections
25%inclusion1 decks4 decks
9%synergy
Land Tax
25%inclusion1 decks4 decks
19%synergy
All-Out Assault
25%inclusion1 decks4 decks
13%synergy
Etali's Favor
25%inclusion1 decks4 decks
25%synergy
Dead Man's Chest
25%inclusion1 decks4 decks
25%synergy
Utility Lands
Urborg, Tomb of Yawgmoth
75%inclusion3 decks4 decks
62%synergy
Vault of the Archangel
50%inclusion2 decks4 decks
27%synergy
Secluded Starforge
33%inclusion1 decks3 decks
33%synergy
Shizo, Death's Storehouse
25%inclusion1 decks4 decks
18%synergy
Ancient Den
25%inclusion1 decks4 decks
22%synergy
Bojuka Bog
25%inclusion1 decks4 decks
-6%synergy
Vault of Whispers
25%inclusion1 decks4 decks
22%synergy
Shinka, the Bloodsoaked Keep
25%inclusion1 decks4 decks
22%synergy
Urza's Saga
25%inclusion1 decks4 decks
21%synergy
Inkmoth Nexus
25%inclusion1 decks4 decks
25%synergy
Eiganjo Castle
25%inclusion1 decks4 decks
24%synergy
Axgard Armory
25%inclusion1 decks4 decks
23%synergy
Great Furnace
25%inclusion1 decks4 decks
22%synergy
Mana Artifacts
Arcane Signet
100%inclusion4 decks4 decks
14%synergy
Sol Ring
100%inclusion4 decks4 decks
12%synergy
Patriar's Seal
50%inclusion2 decks4 decks
48%synergy
Mox Opal
50%inclusion2 decks4 decks
46%synergy
Talisman of Indulgence
25%inclusion1 decks4 decks
-12%synergy
Aetheric Amplifier
25%inclusion1 decks4 decks
25%synergy
Rakdos Signet
25%inclusion1 decks4 decks
-4%synergy
Boros Signet
25%inclusion1 decks4 decks
-2%synergy
The Aetherspark
25%inclusion1 decks4 decks
24%synergy
Talisman of Conviction
25%inclusion1 decks4 decks
-17%synergy
Mox Amber
25%inclusion1 decks4 decks
21%synergy
Fellwar Stone
25%inclusion1 decks4 decks
-3%synergy
Talisman of Hierarchy
25%inclusion1 decks4 decks
-16%synergy
Orzhov Signet
25%inclusion1 decks4 decks
-6%synergy
Bounty Board
25%inclusion1 decks4 decks
23%synergy
Lands
Savai Triome
100%inclusion4 decks4 decks
62%synergy
Command Tower
100%inclusion4 decks4 decks
8%synergy
Blood Crypt
100%inclusion4 decks4 decks
55%synergy
Sacred Foundry
100%inclusion4 decks4 decks
55%synergy
Swamp
100%inclusion4 decks4 decks
5%synergy
Godless Shrine
100%inclusion4 decks4 decks
52%synergy
Luxury Suite
100%inclusion4 decks4 decks
69%synergy
Mountain
100%inclusion4 decks4 decks
6%synergy
Plains
100%inclusion4 decks4 decks
5%synergy
Arid Mesa
100%inclusion4 decks4 decks
69%synergy
Spectator Seating
100%inclusion4 decks4 decks
69%synergy
Marsh Flats
100%inclusion4 decks4 decks
69%synergy
Vault of Champions
100%inclusion4 decks4 decks
68%synergy
Bloodstained Mire
100%inclusion4 decks4 decks
67%synergy
Exotic Orchard
75%inclusion3 decks4 decks
23%synergy
Fetid Heath
75%inclusion3 decks4 decks
54%synergy
Graven Cairns
75%inclusion3 decks4 decks
63%synergy
Rugged Prairie
75%inclusion3 decks4 decks
58%synergy
Mana Confluence
75%inclusion3 decks4 decks
66%synergy
Badlands
50%inclusion2 decks4 decks
38%synergy
Caves of Koilos
50%inclusion2 decks4 decks
11%synergy
Sundown Pass
50%inclusion2 decks4 decks
29%synergy
Dragonskull Summit
50%inclusion2 decks4 decks
-2%synergy
Battlefield Forge
50%inclusion2 decks4 decks
9%synergy
Isolated Chapel
50%inclusion2 decks4 decks
-3%synergy
Plateau
50%inclusion2 decks4 decks
38%synergy
Shattered Sanctum
50%inclusion2 decks4 decks
25%synergy
Scrubland
50%inclusion2 decks4 decks
38%synergy
Clifftop Retreat
50%inclusion2 decks4 decks
-1%synergy
City of Brass
50%inclusion2 decks4 decks
40%synergy
Sulfurous Springs
50%inclusion2 decks4 decks
22%synergy
Prismatic Vista
25%inclusion1 decks4 decks
21%synergy
Raucous Theater
25%inclusion1 decks4 decks
15%synergy
Brotherhood Headquarters
25%inclusion1 decks4 decks
24%synergy
Brightclimb Pathway
25%inclusion1 decks4 decks
16%synergy
Shadowy Backstreet
25%inclusion1 decks4 decks
15%synergy
Bleachbone Verge
25%inclusion1 decks4 decks
15%synergy
Concealed Courtyard
25%inclusion1 decks4 decks
19%synergy
Smoldering Marsh
25%inclusion1 decks4 decks
-12%synergy
Inspiring Vantage
25%inclusion1 decks4 decks
21%synergy
Nomad Outpost
25%inclusion1 decks4 decks
-33%synergy
Blackcleave Cliffs
25%inclusion1 decks4 decks
19%synergy
Reflecting Pool
25%inclusion1 decks4 decks
18%synergy
Shattered Landscape
25%inclusion1 decks4 decks
6%synergy
Blazemire Verge
25%inclusion1 decks4 decks
13%synergy
Elegant Parlor
25%inclusion1 decks4 decks
15%synergy
Sunbillow Verge
25%inclusion1 decks4 decks
16%synergy
Malakir Rebirth
25%inclusion1 decks4 decks
20%synergy
Needleverge Pathway
25%inclusion1 decks4 decks
17%synergy
Forbidden Orchard
25%inclusion1 decks4 decks
22%synergy
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