Altaïr, Brotherhood Mentor (Commander) - Treasure

Original Name:

Kelsien, the PlagueKelsien, the Plague

Ezra Sassaman
Nov 20, 2025
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.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Casey Jones, Back Alley Brute
50%inclusion1 decks2 decks
50%synergy
High Synergy Cards
Basilisk Collar
91%inclusion39 decks43 decks
86%synergy
Mari, the Killing Quill
91%inclusion39 decks43 decks
84%synergy
Minthara, Merciless Soul
72%inclusion31 decks43 decks
70%synergy
Drumbellower
67%inclusion29 decks43 decks
66%synergy
Magda, the Hoardmaster
65%inclusion28 decks43 decks
63%synergy
Rune of Mortality
63%inclusion27 decks43 decks
61%synergy
Vorpal Sword
63%inclusion27 decks43 decks
61%synergy
Shay Cormac
63%inclusion22 decks35 decks
60%synergy
Thornbite Staff
60%inclusion26 decks43 decks
59%synergy
Revel in Riches
65%inclusion28 decks43 decks
59%synergy
Top Cards
Morbid Opportunist
74%inclusion32 decks43 decks
56%synergy
Otharri, Suns' Glory
63%inclusion27 decks43 decks
57%synergy
Black Market Connections
60%inclusion26 decks43 decks
45%synergy
Shadowspear
53%inclusion23 decks43 decks
49%synergy
Swords to Plowshares
53%inclusion23 decks43 decks
-8%synergy
Open the Armory
51%inclusion22 decks43 decks
47%synergy
Falthis, Shadowcat Familiar
51%inclusion22 decks43 decks
50%synergy
Sting, the Glinting Dagger
51%inclusion22 decks43 decks
49%synergy
White Plume Adventurer
44%inclusion19 decks43 decks
43%synergy
Termination Facilitator
44%inclusion19 decks43 decks
43%synergy
Game Changers
Smothering Tithe
65%inclusion28 decks43 decks
40%synergy
Enlightened Tutor
33%inclusion14 decks43 decks
21%synergy
Demonic Tutor
28%inclusion12 decks43 decks
9%synergy
Teferi's Protection
26%inclusion11 decks43 decks
6%synergy
Vampiric Tutor
23%inclusion10 decks43 decks
9%synergy
Jeska's Will
14%inclusion6 decks43 decks
4%synergy
Orcish Bowmasters
12%inclusion5 decks43 decks
6%synergy
Opposition Agent
9.3%inclusion4 decks43 decks
6%synergy
The One Ring
7.0%inclusion3 decks43 decks
-1%synergy
Farewell
7.0%inclusion3 decks43 decks
-4%synergy
Creatures
Esper Sentinel
42%inclusion18 decks43 decks
24%synergy
Maha, Its Feathers Night
40%inclusion12 decks30 decks
39%synergy
Taii Wakeen, Perfect Shot
40%inclusion17 decks43 decks
39%synergy
Professional Face-Breaker
35%inclusion15 decks43 decks
20%synergy
Mahadi, Emporium Master
35%inclusion15 decks43 decks
26%synergy
Mathas, Fiend Seeker
35%inclusion15 decks43 decks
33%synergy
General's Enforcer
33%inclusion14 decks43 decks
24%synergy
Lae'zel, Vlaakith's Champion
33%inclusion14 decks43 decks
31%synergy
Queen Marchesa
33%inclusion14 decks43 decks
26%synergy
Lotho, Corrupt Shirriff
30%inclusion13 decks43 decks
17%synergy
Grim Hireling
30%inclusion13 decks43 decks
24%synergy
Marvin, Murderous Mimic
30%inclusion6 decks20 decks
29%synergy
Ragavan, Nimble Pilferer
28%inclusion12 decks43 decks
20%synergy
Olivia, Opulent Outlaw
28%inclusion12 decks43 decks
24%synergy
Daxos the Returned
28%inclusion12 decks43 decks
27%synergy
Massacre Girl, Known Killer
28%inclusion12 decks43 decks
26%synergy
Witch Enchanter
26%inclusion10 decks38 decks
20%synergy
Vihaan, Goldwaker
26%inclusion11 decks43 decks
22%synergy
Athreos, Shroud-Veiled
26%inclusion11 decks43 decks
24%synergy
Kalemne, Disciple of Iroas
26%inclusion11 decks43 decks
25%synergy
Voice of Victory
25%inclusion1 decks4 decks
8%synergy
Locke, Treasure Hunter
25%inclusion1 decks4 decks
18%synergy
Vincent Valentine
25%inclusion1 decks4 decks
24%synergy
Umbral Collar Zealot
25%inclusion1 decks4 decks
22%synergy
Hexing Squelcher
25%inclusion1 decks4 decks
20%synergy
Harvester of Souls
23%inclusion10 decks43 decks
20%synergy
Zagras, Thief of Heartbeats
23%inclusion10 decks43 decks
22%synergy
Void Beckoner
23%inclusion10 decks43 decks
23%synergy
Humble Defector
21%inclusion9 decks43 decks
19%synergy
Blood Artist
21%inclusion9 decks43 decks
3%synergy
Ertha Jo, Frontier Mentor
19%inclusion8 decks43 decks
18%synergy
Stoneforge Mystic
19%inclusion8 decks43 decks
16%synergy
Goblin Sharpshooter
19%inclusion8 decks43 decks
18%synergy
Hellspur Posse Boss
16%inclusion7 decks43 decks
15%synergy
Assault Intercessor
16%inclusion7 decks43 decks
16%synergy
Mother of Runes
16%inclusion7 decks43 decks
9%synergy
Dockside Extortionist
16%inclusion7 decks43 decks
15%synergy
Slaughter Specialist
16%inclusion7 decks43 decks
15%synergy
Ankle Shanker
14%inclusion6 decks43 decks
11%synergy
Varragoth, Bloodsky Sire
14%inclusion6 decks43 decks
12%synergy
Gisa, the Hellraiser
14%inclusion6 decks43 decks
14%synergy
Puresteel Paladin
14%inclusion6 decks43 decks
10%synergy
Akiri, Fearless Voyager
14%inclusion6 decks43 decks
12%synergy
Archetype of Finality
14%inclusion6 decks43 decks
13%synergy
Ruthless Technomancer
12%inclusion5 decks43 decks
10%synergy
Bounty Hunter
12%inclusion5 decks43 decks
11%synergy
Royal Assassin
12%inclusion5 decks43 decks
9%synergy
Goldspan Dragon
12%inclusion5 decks43 decks
1%synergy
Generous Plunderer
12%inclusion5 decks43 decks
8%synergy
Servant of the Stinger
9.3%inclusion4 decks43 decks
9%synergy
Instants
You Are Already Dead
40%inclusion17 decks43 decks
38%synergy
Dawn's Truce
36%inclusion10 decks28 decks
29%synergy
Anguished Unmaking
33%inclusion14 decks43 decks
-1%synergy
Path to Exile
33%inclusion14 decks43 decks
-14%synergy
Flawless Maneuver
30%inclusion13 decks43 decks
16%synergy
Generous Gift
30%inclusion13 decks43 decks
12%synergy
Boros Charm
23%inclusion10 decks43 decks
-6%synergy
Stroke of Midnight
23%inclusion10 decks43 decks
11%synergy
Deflecting Swat
23%inclusion10 decks43 decks
8%synergy
Deadly Dispute
19%inclusion8 decks43 decks
-4%synergy
Wear // Tear
16%inclusion7 decks43 decks
5%synergy
Sejiri Shelter
16%inclusion7 decks43 decks
14%synergy
Crackling Doom
16%inclusion7 decks43 decks
-1%synergy
Deadly Rollick
14%inclusion6 decks43 decks
3%synergy
Toxin Analysis
14%inclusion6 decks43 decks
14%synergy
Big Score
14%inclusion6 decks43 decks
4%synergy
Despark
14%inclusion6 decks43 decks
0%synergy
Fell the Profane
13%inclusion5 decks38 decks
7%synergy
Legion Leadership
13%inclusion5 decks38 decks
9%synergy
Final Showdown
12%inclusion5 decks43 decks
10%synergy
Malakir Rebirth
12%inclusion5 decks43 decks
6%synergy
Kazuul's Fury
12%inclusion5 decks43 decks
11%synergy
Valakut Awakening
12%inclusion5 decks43 decks
9%synergy
Flare of Fortitude
11%inclusion4 decks38 decks
7%synergy
Untimely Malfunction
10%inclusion2 decks20 decks
5%synergy
Terminate
9.3%inclusion4 decks43 decks
-3%synergy
Fracture
9.3%inclusion4 decks43 decks
3%synergy
Tragic Slip
9.3%inclusion4 decks43 decks
8%synergy
Bladebrand
9.3%inclusion4 decks43 decks
9%synergy
Offer Immortality
9.3%inclusion4 decks43 decks
8%synergy
Reprieve
9.3%inclusion4 decks43 decks
6%synergy
Silence
7.0%inclusion3 decks43 decks
1%synergy
Dark Ritual
7.0%inclusion3 decks43 decks
-10%synergy
Rakdos Charm
7.0%inclusion3 decks43 decks
-2%synergy
Angel's Grace
7.0%inclusion3 decks43 decks
5%synergy
Murder
7.0%inclusion3 decks43 decks
5%synergy
Dead Before Sunrise
7.0%inclusion3 decks43 decks
6%synergy
Mortify
7.0%inclusion3 decks43 decks
-8%synergy
Bedevil
7.0%inclusion3 decks43 decks
0%synergy
Bolt Bend
7.0%inclusion3 decks43 decks
5%synergy
Mirrodin Avenged
7.0%inclusion3 decks43 decks
6%synergy
Rebuff the Wicked
7.0%inclusion3 decks43 decks
6%synergy
Flare of Duplication
5.3%inclusion2 decks38 decks
4%synergy
Sorceries
Steelshaper's Gift
33%inclusion14 decks43 decks
29%synergy
Ruinous Ultimatum
30%inclusion13 decks43 decks
-9%synergy
Mythos of Snapdax
23%inclusion10 decks43 decks
18%synergy
Damn
23%inclusion10 decks43 decks
5%synergy
Blood Money
16%inclusion7 decks43 decks
13%synergy
Blasphemous Act
16%inclusion7 decks43 decks
-6%synergy
Call of the Death-Dweller
16%inclusion7 decks43 decks
16%synergy
Reanimate
16%inclusion7 decks43 decks
-1%synergy
Sevinne's Reclamation
14%inclusion6 decks43 decks
6%synergy
Vandalblast
14%inclusion6 decks43 decks
4%synergy
Insatiable Avarice
14%inclusion6 decks43 decks
12%synergy
Sign in Blood
14%inclusion6 decks43 decks
6%synergy
Back in Town
12%inclusion5 decks43 decks
9%synergy
Starfall Invocation
11%inclusion3 decks28 decks
10%synergy
Sundering Eruption
11%inclusion4 decks38 decks
8%synergy
Faithless Looting
9.3%inclusion4 decks43 decks
-6%synergy
Read the Bones
9.3%inclusion4 decks43 decks
0%synergy
Toxic Deluge
9.3%inclusion4 decks43 decks
1%synergy
Chandra's Ignition
9.3%inclusion4 decks43 decks
7%synergy
Bloodsoaked Insight
7.9%inclusion3 decks38 decks
6%synergy
Idyllic Tutor
7.0%inclusion3 decks43 decks
5%synergy
Seize the Spotlight
7.0%inclusion3 decks43 decks
4%synergy
Hell to Pay
7.0%inclusion3 decks43 decks
5%synergy
Agadeem's Awakening
7.0%inclusion3 decks43 decks
5%synergy
Feed the Swarm
7.0%inclusion3 decks43 decks
2%synergy
Painful Truths
7.0%inclusion3 decks43 decks
-1%synergy
Night's Whisper
7.0%inclusion3 decks43 decks
-6%synergy
Single Combat
7.0%inclusion3 decks43 decks
5%synergy
Gamble
7.0%inclusion3 decks43 decks
1%synergy
Utility Artifacts
Gorgon's Head
42%inclusion18 decks43 decks
41%synergy
Swiftfoot Boots
42%inclusion18 decks43 decks
10%synergy
Lightning Greaves
30%inclusion13 decks43 decks
-4%synergy
Quietus Spike
26%inclusion11 decks43 decks
24%synergy
Phantom Train
25%inclusion1 decks4 decks
25%synergy
Mithril Coat
21%inclusion9 decks43 decks
15%synergy
Hunter's Blowgun
21%inclusion9 decks43 decks
20%synergy
Magewright's Stone
21%inclusion9 decks43 decks
20%synergy
Illusionist's Bracers
19%inclusion8 decks43 decks
17%synergy
Glaring Spotlight
19%inclusion8 decks43 decks
18%synergy
The Reaver Cleaver
16%inclusion7 decks43 decks
10%synergy
Battlemage's Bracers
14%inclusion6 decks43 decks
13%synergy
Gorgon Flail
12%inclusion5 decks43 decks
11%synergy
Whispersilk Cloak
12%inclusion5 decks43 decks
6%synergy
Hammer of Nazahn
12%inclusion5 decks43 decks
10%synergy
Trailblazer's Boots
9.3%inclusion4 decks43 decks
7%synergy
Tempting Contract
9.3%inclusion4 decks43 decks
8%synergy
Brotherhood Regalia
8.6%inclusion3 decks35 decks
5%synergy
Halo Fountain
7.0%inclusion3 decks43 decks
6%synergy
Thousand-Year Elixir
7.0%inclusion3 decks43 decks
6%synergy
Skullclamp
7.0%inclusion3 decks43 decks
-22%synergy
Reaper's Talisman
7.0%inclusion3 decks43 decks
6%synergy
Sword of Feast and Famine
7.0%inclusion3 decks43 decks
3%synergy
Haystack
7.0%inclusion3 decks43 decks
6%synergy
Chainsaw
6.1%inclusion2 decks33 decks
5%synergy
Enchantments
Gift of Doom
35%inclusion15 decks43 decks
34%synergy
Spiteful Banditry
35%inclusion15 decks43 decks
33%synergy
Dazzling Theater // Prop Room
30%inclusion6 decks20 decks
28%synergy
At Knifepoint
28%inclusion12 decks43 decks
26%synergy
All-Out Assault
25%inclusion1 decks4 decks
13%synergy
Mornsong Aria
25%inclusion1 decks4 decks
25%synergy
Black Market
21%inclusion9 decks43 decks
16%synergy
Forging the Tyrite Sword
21%inclusion9 decks43 decks
20%synergy
Fighter Class
21%inclusion9 decks43 decks
18%synergy
Life Insurance
21%inclusion9 decks43 decks
19%synergy
Agent of the Shadow Thieves
21%inclusion9 decks43 decks
20%synergy
Phyrexian Arena
21%inclusion9 decks43 decks
2%synergy
Reconnaissance
16%inclusion7 decks43 decks
5%synergy
Aspect of Gorgon
16%inclusion7 decks43 decks
16%synergy
Death Pits of Rath
16%inclusion7 decks43 decks
16%synergy
Curse of Opulence
16%inclusion7 decks43 decks
10%synergy
Forge Anew
14%inclusion6 decks43 decks
12%synergy
Sigarda's Aid
14%inclusion6 decks43 decks
11%synergy
Nowhere to Run
12%inclusion4 decks33 decks
12%synergy
Discreet Retreat
12%inclusion5 decks43 decks
10%synergy
Smuggler's Share
12%inclusion5 decks43 decks
9%synergy
Grave Betrayal
12%inclusion5 decks43 decks
11%synergy
Charitable Levy
11%inclusion4 decks38 decks
10%synergy
Monologue Tax
9.3%inclusion4 decks43 decks
5%synergy
Animate Dead
9.3%inclusion4 decks43 decks
1%synergy
Glasswing Grace
7.9%inclusion3 decks38 decks
6%synergy
Phyresis
7.0%inclusion3 decks43 decks
7%synergy
Demonic Ruckus
7.0%inclusion3 decks43 decks
7%synergy
Guild Artisan
7.0%inclusion3 decks43 decks
6%synergy
Feast of the Victorious Dead
7.0%inclusion3 decks43 decks
6%synergy
Necropotence
7.0%inclusion3 decks43 decks
2%synergy
Rain of Riches
7.0%inclusion3 decks43 decks
2%synergy
Bitterblossom
7.0%inclusion3 decks43 decks
4%synergy
Cultist of the Absolute
7.0%inclusion3 decks43 decks
7%synergy
Court of Ardenvale
7.0%inclusion3 decks43 decks
5%synergy
Ghostly Prison
7.0%inclusion3 decks43 decks
0%synergy
Trouble in Pairs
7.0%inclusion3 decks43 decks
2%synergy
Ripples of Undeath
5.3%inclusion2 decks38 decks
1%synergy
Sporogenic Infection
5.0%inclusion1 decks20 decks
5%synergy
Planeswalkers
Dihada, Binder of Wills
16%inclusion7 decks43 decks
12%synergy
Utility Lands
Rogue's Passage
49%inclusion21 decks43 decks
25%synergy
Vault of the Archangel
49%inclusion21 decks43 decks
26%synergy
Arcane Lighthouse
35%inclusion15 decks43 decks
34%synergy
Reliquary Tower
26%inclusion11 decks43 decks
10%synergy
Multiversal Passage
25%inclusion1 decks4 decks
24%synergy
Bojuka Bog
23%inclusion10 decks43 decks
-8%synergy
Urza's Saga
21%inclusion9 decks43 decks
17%synergy
Detection Tower
19%inclusion8 decks43 decks
18%synergy
Urborg, Tomb of Yawgmoth
16%inclusion7 decks43 decks
3%synergy
Buried Ruin
14%inclusion6 decks43 decks
11%synergy
Shizo, Death's Storehouse
12%inclusion5 decks43 decks
5%synergy
Treasure Vault
12%inclusion5 decks43 decks
7%synergy
Karn's Bastion
9.3%inclusion4 decks43 decks
8%synergy
Command Beacon
9.3%inclusion4 decks43 decks
4%synergy
Axgard Armory
9.3%inclusion4 decks43 decks
7%synergy
Takenuma, Abandoned Mire
7.0%inclusion3 decks43 decks
-1%synergy
Sunhome, Fortress of the Legion
7.0%inclusion3 decks43 decks
3%synergy
Temple of the False God
7.0%inclusion3 decks43 decks
1%synergy
Spymaster's Vault
5.3%inclusion2 decks38 decks
4%synergy
Mana Artifacts
Arcane Signet
93%inclusion40 decks43 decks
7%synergy
Sol Ring
86%inclusion37 decks43 decks
-3%synergy
Patriar's Seal
58%inclusion25 decks43 decks
56%synergy
Talisman of Hierarchy
40%inclusion17 decks43 decks
-1%synergy
Bounty Board
40%inclusion17 decks43 decks
37%synergy
Talisman of Conviction
37%inclusion16 decks43 decks
-4%synergy
Talisman of Indulgence
30%inclusion13 decks43 decks
-7%synergy
Orzhov Signet
30%inclusion13 decks43 decks
-1%synergy
Rakdos Signet
26%inclusion11 decks43 decks
-4%synergy
Fellwar Stone
26%inclusion11 decks43 decks
-2%synergy
Chromatic Lantern
21%inclusion9 decks43 decks
10%synergy
Bandit's Haul
21%inclusion9 decks43 decks
20%synergy
Boros Signet
16%inclusion7 decks43 decks
-11%synergy
Patchwork Banner
7.1%inclusion2 decks28 decks
2%synergy
Mox Amber
7.0%inclusion3 decks43 decks
3%synergy
Lands
Plains
93%inclusion40 decks43 decks
-2%synergy
Command Tower
88%inclusion38 decks43 decks
-4%synergy
Swamp
88%inclusion38 decks43 decks
-7%synergy
Mountain
88%inclusion38 decks43 decks
-6%synergy
Luxury Suite
65%inclusion28 decks43 decks
34%synergy
Vault of Champions
63%inclusion27 decks43 decks
30%synergy
Savai Triome
60%inclusion26 decks43 decks
23%synergy
Nomad Outpost
58%inclusion25 decks43 decks
0%synergy
Godless Shrine
58%inclusion25 decks43 decks
11%synergy
Spectator Seating
58%inclusion25 decks43 decks
27%synergy
Dragonskull Summit
56%inclusion24 decks43 decks
4%synergy
Blood Crypt
56%inclusion24 decks43 decks
12%synergy
Sacred Foundry
56%inclusion24 decks43 decks
11%synergy
Caves of Koilos
49%inclusion21 decks43 decks
10%synergy
Isolated Chapel
47%inclusion20 decks43 decks
-7%synergy
Clifftop Retreat
47%inclusion20 decks43 decks
-5%synergy
Bloodstained Mire
47%inclusion20 decks43 decks
14%synergy
Exotic Orchard
44%inclusion19 decks43 decks
-8%synergy
Battlefield Forge
44%inclusion19 decks43 decks
4%synergy
Arid Mesa
44%inclusion19 decks43 decks
13%synergy
Forbidden Orchard
42%inclusion18 decks43 decks
39%synergy
Marsh Flats
42%inclusion18 decks43 decks
10%synergy
Sulfurous Springs
40%inclusion17 decks43 decks
12%synergy
Smoldering Marsh
33%inclusion14 decks43 decks
-4%synergy
Path of Ancestry
33%inclusion14 decks43 decks
-5%synergy
Witch Enchanter
26%inclusion10 decks38 decks
20%synergy
Sundown Pass
26%inclusion11 decks43 decks
5%synergy
Shattered Sanctum
26%inclusion11 decks43 decks
2%synergy
Haunted Ridge
26%inclusion11 decks43 decks
6%synergy
Starting Town
25%inclusion1 decks4 decks
22%synergy
Vibrant Cityscape
25%inclusion1 decks4 decks
24%synergy
Shadowy Backstreet
23%inclusion10 decks43 decks
13%synergy
Elegant Parlor
21%inclusion9 decks43 decks
11%synergy
Blightstep Pathway
21%inclusion9 decks43 decks
13%synergy
Rakdos Carnarium
19%inclusion8 decks43 decks
7%synergy
Raucous Theater
19%inclusion8 decks43 decks
9%synergy
Orzhov Basilica
19%inclusion8 decks43 decks
5%synergy
Temple of Triumph
19%inclusion8 decks43 decks
-3%synergy
Needleverge Pathway
19%inclusion8 decks43 decks
11%synergy
Shattered Landscape
18%inclusion7 decks38 decks
-1%synergy
Brightclimb Pathway
16%inclusion7 decks43 decks
8%synergy
Temple of Malice
16%inclusion7 decks43 decks
0%synergy
Evolving Wilds
16%inclusion7 decks43 decks
-10%synergy
Sejiri Shelter
16%inclusion7 decks43 decks
14%synergy
Temple of Silence
16%inclusion7 decks43 decks
-6%synergy
Bleachbone Verge
14%inclusion1 decks7 decks
5%synergy
Sunbillow Verge
14%inclusion1 decks7 decks
5%synergy
Badlands
14%inclusion6 decks43 decks
2%synergy
Terramorphic Expanse
14%inclusion6 decks43 decks
-5%synergy
Plateau
14%inclusion6 decks43 decks
2%synergy