Kelsien, the Plague (Commander) - Expensive Core

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #446
70decks
As CommanderAs CardAverage DeckDecksView Precon
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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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Thor, God of Thunder
17%inclusion1 decks6 decks
17%synergy
High Synergy Cards
Basilisk Collar
96%inclusion67 decks70 decks
91%synergy
Drumbellower
76%inclusion53 decks70 decks
74%synergy
Otharri, Suns' Glory
79%inclusion55 decks70 decks
73%synergy
Mari, the Killing Quill
77%inclusion54 decks70 decks
71%synergy
Vorpal Sword
71%inclusion50 decks70 decks
69%synergy
Rune of Mortality
69%inclusion48 decks70 decks
67%synergy
Gorgon's Head
67%inclusion47 decks70 decks
66%synergy
Thornbite Staff
66%inclusion46 decks70 decks
64%synergy
Minthara, Merciless Soul
64%inclusion45 decks70 decks
63%synergy
Sting, the Glinting Dagger
63%inclusion44 decks70 decks
61%synergy
Top Cards
Morbid Opportunist
79%inclusion55 decks70 decks
60%synergy
Shadowspear
60%inclusion42 decks70 decks
56%synergy
Shay Cormac
57%inclusion40 decks70 decks
54%synergy
Falthis, Shadowcat Familiar
56%inclusion39 decks70 decks
54%synergy
Maha, Its Feathers Night
54%inclusion38 decks70 decks
53%synergy
White Plume Adventurer
54%inclusion38 decks70 decks
53%synergy
Humble Defector
50%inclusion35 decks70 decks
48%synergy
You Are Already Dead
50%inclusion35 decks70 decks
48%synergy
Mother of Runes
49%inclusion34 decks70 decks
41%synergy
General's Enforcer
46%inclusion32 decks70 decks
38%synergy
Game Changers
Teferi's Protection
14%inclusion10 decks70 decks
-5%synergy
Orcish Bowmasters
13%inclusion9 decks70 decks
7%synergy
Farewell
10%inclusion7 decks70 decks
-0%synergy
Creatures
Goblin Sharpshooter
46%inclusion32 decks70 decks
45%synergy
Magda, the Hoardmaster
46%inclusion32 decks70 decks
44%synergy
Daxos the Returned
41%inclusion29 decks70 decks
41%synergy
Taii Wakeen, Perfect Shot
40%inclusion28 decks70 decks
39%synergy
Termination Facilitator
39%inclusion27 decks70 decks
37%synergy
Esper Sentinel
36%inclusion25 decks70 decks
17%synergy
Slaughter Specialist
34%inclusion24 decks70 decks
33%synergy
Stoneforge Mystic
30%inclusion21 decks70 decks
27%synergy
Puresteel Paladin
30%inclusion21 decks70 decks
26%synergy
Kalemne, Disciple of Iroas
30%inclusion21 decks70 decks
29%synergy
Ertha Jo, Frontier Mentor
29%inclusion20 decks70 decks
28%synergy
Mathas, Fiend Seeker
29%inclusion20 decks70 decks
27%synergy
Massacre Girl, Known Killer
29%inclusion20 decks70 decks
26%synergy
Stensian Sanguinist
25%inclusion3 decks12 decks
23%synergy
Lae'zel, Vlaakith's Champion
24%inclusion17 decks70 decks
22%synergy
Archetype of Finality
23%inclusion16 decks70 decks
22%synergy
Athreos, Shroud-Veiled
23%inclusion16 decks70 decks
21%synergy
Marvin, Murderous Mimic
22%inclusion14 decks65 decks
20%synergy
Blood Cultist
21%inclusion15 decks70 decks
21%synergy
Harvester of Souls
21%inclusion15 decks70 decks
18%synergy
Giver of Runes
20%inclusion14 decks70 decks
17%synergy
Kratos, Stoic Father
19%inclusion6 decks31 decks
19%synergy
Witch Enchanter
19%inclusion13 decks70 decks
12%synergy
Assault Intercessor
19%inclusion13 decks70 decks
18%synergy
Void Beckoner
19%inclusion13 decks70 decks
18%synergy
Sun Titan
19%inclusion13 decks70 decks
8%synergy
Cunning Sparkmage
17%inclusion12 decks70 decks
17%synergy
Emeritus of Woe
17%inclusion2 decks12 decks
11%synergy
Akiri, Fearless Voyager
16%inclusion11 decks70 decks
14%synergy
Clackbridge Troll
14%inclusion10 decks70 decks
14%synergy
Zagras, Thief of Heartbeats
14%inclusion10 decks70 decks
13%synergy
Bureau Headmaster
13%inclusion9 decks70 decks
12%synergy
Queen Marchesa
13%inclusion9 decks70 decks
7%synergy
Qarsi Revenant
12%inclusion5 decks42 decks
9%synergy
Ankle Shanker
11%inclusion8 decks70 decks
8%synergy
Loran of the Third Path
11%inclusion8 decks70 decks
4%synergy
Rev, Tithe Extractor
10%inclusion6 decks59 decks
8%synergy
Weathered Wayfarer
10%inclusion7 decks70 decks
8%synergy
Deathbringer Thoctar
10%inclusion7 decks70 decks
10%synergy
Blood Artist
10%inclusion7 decks70 decks
-8%synergy
Boggart Trawler
10%inclusion7 decks70 decks
7%synergy
Sram, Senior Edificer
10%inclusion7 decks70 decks
7%synergy
Massacre Wurm
10%inclusion7 decks70 decks
9%synergy
Royal Assassin
10%inclusion7 decks70 decks
7%synergy
Codsworth, Handy Helper
10%inclusion7 decks70 decks
9%synergy
Tor Wauki the Younger
10%inclusion7 decks70 decks
10%synergy
Metastatic Evangel
8.6%inclusion6 decks70 decks
8%synergy
Lotho, Corrupt Shirriff
8.6%inclusion6 decks70 decks
-5%synergy
Mahadi, Emporium Master
8.6%inclusion6 decks70 decks
0%synergy
Vulshok Sorcerer
8.6%inclusion6 decks70 decks
8%synergy
Instants
Swords to Plowshares
44%inclusion31 decks70 decks
-18%synergy
Anguished Unmaking
40%inclusion28 decks70 decks
7%synergy
Boros Charm
39%inclusion27 decks70 decks
10%synergy
Mirrodin Avenged
34%inclusion24 decks70 decks
34%synergy
Stroke of Midnight
31%inclusion22 decks70 decks
20%synergy
Fracture
29%inclusion20 decks70 decks
23%synergy
Deflecting Swat
27%inclusion19 decks70 decks
11%synergy
Path to Exile
26%inclusion18 decks70 decks
-21%synergy
Despark
24%inclusion17 decks70 decks
11%synergy
Crackling Doom
24%inclusion17 decks70 decks
7%synergy
Flawless Maneuver
23%inclusion16 decks70 decks
8%synergy
Malakir Rebirth
23%inclusion16 decks70 decks
17%synergy
Generous Gift
23%inclusion16 decks70 decks
5%synergy
Fell the Profane
17%inclusion12 decks70 decks
11%synergy
Wear // Tear
17%inclusion12 decks70 decks
6%synergy
Chaos Warp
14%inclusion10 decks70 decks
-1%synergy
Valakut Awakening
14%inclusion10 decks70 decks
11%synergy
Swift Demise
13%inclusion2 decks15 decks
13%synergy
Rakdos Charm
13%inclusion9 decks70 decks
4%synergy
Untimely Malfunction
12%inclusion8 decks65 decks
7%synergy
Dawn's Truce
11%inclusion8 decks70 decks
5%synergy
Offer Immortality
11%inclusion8 decks70 decks
11%synergy
Redirect Lightning
11%inclusion4 decks35 decks
5%synergy
Restoration Magic
11%inclusion4 decks37 decks
9%synergy
Terminate
10%inclusion7 decks70 decks
-2%synergy
Bladebrand
10%inclusion7 decks70 decks
10%synergy
Bedevil
10%inclusion7 decks70 decks
3%synergy
Deadly Rollick
8.6%inclusion6 decks70 decks
-3%synergy
Tibalt's Trickery
8.6%inclusion6 decks70 decks
5%synergy
Sejiri Shelter
8.6%inclusion6 decks70 decks
6%synergy
Mortify
8.6%inclusion6 decks70 decks
-7%synergy
Erode
8.3%inclusion1 decks12 decks
4%synergy
Clever Concealment
7.1%inclusion5 decks70 decks
3%synergy
Big Score
7.1%inclusion5 decks70 decks
-4%synergy
Disenchant
7.1%inclusion5 decks70 decks
5%synergy
Volt Charge
7.1%inclusion5 decks70 decks
7%synergy
Bolt Bend
7.1%inclusion5 decks70 decks
5%synergy
Deflecting Palm
7.1%inclusion5 decks70 decks
0%synergy
Fire Covenant
5.7%inclusion4 decks70 decks
4%synergy
Legion Leadership
5.7%inclusion4 decks70 decks
1%synergy
Virulent Swipe
5.7%inclusion4 decks70 decks
6%synergy
Galadriel's Dismissal
5.7%inclusion4 decks70 decks
4%synergy
Final Showdown
5.7%inclusion4 decks70 decks
4%synergy
Akroma's Will
5.7%inclusion4 decks70 decks
-8%synergy
Utter End
5.7%inclusion4 decks70 decks
1%synergy
Sorceries
Ruinous Ultimatum
46%inclusion32 decks70 decks
7%synergy
Open the Armory
33%inclusion23 decks70 decks
29%synergy
Blasphemous Act
29%inclusion20 decks70 decks
6%synergy
Night's Whisper
29%inclusion20 decks70 decks
15%synergy
Steelshaper's Gift
29%inclusion20 decks70 decks
25%synergy
Mythos of Snapdax
27%inclusion19 decks70 decks
22%synergy
Painful Truths
26%inclusion18 decks70 decks
18%synergy
Vandalblast
24%inclusion17 decks70 decks
14%synergy
Call of the Death-Dweller
23%inclusion16 decks70 decks
22%synergy
Read the Bones
21%inclusion15 decks70 decks
13%synergy
Sign in Blood
20%inclusion14 decks70 decks
12%synergy
Restoration Seminar
17%inclusion2 decks12 decks
15%synergy
Decorum Dissertation
17%inclusion2 decks12 decks
15%synergy
Sevinne's Reclamation
16%inclusion11 decks70 decks
8%synergy
Vindicate
16%inclusion11 decks70 decks
10%synergy
Toxic Deluge
16%inclusion11 decks70 decks
8%synergy
Drown in Ichor
14%inclusion10 decks70 decks
14%synergy
Chandra's Ignition
14%inclusion10 decks70 decks
12%synergy
Faithless Looting
13%inclusion9 decks70 decks
-3%synergy
Damn
13%inclusion9 decks70 decks
-5%synergy
Reanimate
10%inclusion7 decks70 decks
-8%synergy
Unfinished Business
8.6%inclusion6 decks70 decks
8%synergy
Improvisation Capstone
8.3%inclusion1 decks12 decks
7%synergy
Ominous Harvest
8.3%inclusion1 decks12 decks
8%synergy
Divine Reckoning
7.1%inclusion5 decks70 decks
7%synergy
Unearth
7.1%inclusion5 decks70 decks
5%synergy
Feed the Swarm
7.1%inclusion5 decks70 decks
2%synergy
Tempt with Bunnies
7.1%inclusion5 decks70 decks
6%synergy
Single Combat
7.1%inclusion5 decks70 decks
6%synergy
Agadeem's Awakening
5.7%inclusion4 decks70 decks
3%synergy
Rip Apart
5.7%inclusion4 decks70 decks
5%synergy
Utility Artifacts
Magewright's Stone
44%inclusion31 decks70 decks
43%synergy
Swiftfoot Boots
40%inclusion28 decks70 decks
8%synergy
Illusionist's Bracers
36%inclusion25 decks70 decks
34%synergy
Gorgon Flail
36%inclusion25 decks70 decks
35%synergy
Thousand-Year Elixir
34%inclusion24 decks70 decks
33%synergy
Quietus Spike
30%inclusion21 decks70 decks
29%synergy
Mithril Coat
26%inclusion18 decks70 decks
20%synergy
Hunter's Blowgun
20%inclusion14 decks70 decks
19%synergy
Lightning Greaves
17%inclusion12 decks70 decks
-17%synergy
Battlemage's Bracers
16%inclusion11 decks70 decks
15%synergy
Glaring Spotlight
14%inclusion10 decks70 decks
14%synergy
Wayfarer's Bauble
14%inclusion10 decks70 decks
6%synergy
Brotherhood Regalia
14%inclusion10 decks70 decks
11%synergy
Sword of Truth and Justice
14%inclusion10 decks70 decks
14%synergy
Halo Fountain
11%inclusion8 decks70 decks
11%synergy
Robe of Stars
11%inclusion8 decks70 decks
11%synergy
Sword of the Animist
11%inclusion8 decks70 decks
3%synergy
Hidden Blade
8.6%inclusion6 decks70 decks
8%synergy
Hammer of Nazahn
8.6%inclusion6 decks70 decks
7%synergy
The Masamune
8.1%inclusion3 decks37 decks
8%synergy
Nazgûl Battle-Mace
7.1%inclusion5 decks70 decks
7%synergy
Helm of the Host
7.1%inclusion5 decks70 decks
1%synergy
Haystack
7.1%inclusion5 decks70 decks
6%synergy
Embercleave
5.7%inclusion4 decks70 decks
3%synergy
Sword of Hearth and Home
5.7%inclusion4 decks70 decks
3%synergy
Mask of Griselbrand
5.7%inclusion4 decks70 decks
5%synergy
Mask of Memory
5.7%inclusion4 decks70 decks
4%synergy
Scythe of the Wretched
5.7%inclusion4 decks70 decks
6%synergy
Sword of Feast and Famine
5.7%inclusion4 decks70 decks
2%synergy
Enchantments
Gift of Doom
41%inclusion29 decks70 decks
41%synergy
Fighter Class
41%inclusion29 decks70 decks
39%synergy
Black Market Connections
37%inclusion26 decks70 decks
21%synergy
Phyrexian Arena
37%inclusion26 decks70 decks
19%synergy
All-Out Assault
36%inclusion15 decks42 decks
24%synergy
Dazzling Theater // Prop Room
30%inclusion19 decks64 decks
28%synergy
Revel in Riches
27%inclusion19 decks70 decks
21%synergy
Reconnaissance
26%inclusion18 decks70 decks
14%synergy
At Knifepoint
26%inclusion18 decks70 decks
24%synergy
Sigarda's Aid
20%inclusion14 decks70 decks
17%synergy
Agent of the Shadow Thieves
20%inclusion14 decks70 decks
19%synergy
Black Market
16%inclusion11 decks70 decks
11%synergy
Aspect of Gorgon
16%inclusion11 decks70 decks
15%synergy
Forge Anew
16%inclusion11 decks70 decks
13%synergy
Land Tax
14%inclusion10 decks70 decks
8%synergy
Death Pits of Rath
13%inclusion9 decks70 decks
13%synergy
Spiteful Banditry
13%inclusion9 decks70 decks
11%synergy
Retreat to Hagra
10%inclusion7 decks70 decks
10%synergy
Trouble in Pairs
10%inclusion7 decks70 decks
5%synergy
Gift of Immortality
8.6%inclusion6 decks70 decks
8%synergy
Grave Betrayal
7.1%inclusion5 decks70 decks
7%synergy
Life Insurance
5.7%inclusion4 decks70 decks
4%synergy
Eternal Thirst
5.7%inclusion4 decks70 decks
5%synergy
Eye of Nidhogg
5.4%inclusion2 decks37 decks
5%synergy
Planeswalkers
Kaya, Geist Hunter
11%inclusion8 decks70 decks
7%synergy
Vraska, Betrayal's Sting
10%inclusion7 decks70 decks
10%synergy
Dihada, Binder of Wills
5.7%inclusion4 decks70 decks
2%synergy
Utility Lands
Vault of the Archangel
59%inclusion41 decks70 decks
36%synergy
Rogue's Passage
46%inclusion32 decks70 decks
22%synergy
Arcane Lighthouse
44%inclusion31 decks70 decks
43%synergy
Bojuka Bog
36%inclusion25 decks70 decks
5%synergy
Urborg, Tomb of Yawgmoth
33%inclusion23 decks70 decks
20%synergy
Detection Tower
24%inclusion17 decks70 decks
24%synergy
Shizo, Death's Storehouse
23%inclusion16 decks70 decks
16%synergy
Karn's Bastion
23%inclusion16 decks70 decks
22%synergy
Urza's Saga
20%inclusion14 decks70 decks
16%synergy
Eiganjo, Seat of the Empire
19%inclusion13 decks70 decks
12%synergy
Reliquary Tower
17%inclusion12 decks70 decks
2%synergy
Axgard Armory
13%inclusion9 decks70 decks
11%synergy
Maze of Ith
8.6%inclusion6 decks70 decks
5%synergy
Command Beacon
8.6%inclusion6 decks70 decks
3%synergy
Cabal Coffers
7.1%inclusion5 decks70 decks
4%synergy
Takenuma, Abandoned Mire
7.1%inclusion5 decks70 decks
-0%synergy
Hall of Heliod's Generosity
5.7%inclusion4 decks70 decks
4%synergy
Mana Artifacts
Arcane Signet
86%inclusion60 decks70 decks
-0%synergy
Sol Ring
86%inclusion60 decks70 decks
-3%synergy
Patriar's Seal
67%inclusion47 decks70 decks
65%synergy
Talisman of Hierarchy
44%inclusion31 decks70 decks
3%synergy
Talisman of Indulgence
43%inclusion30 decks70 decks
6%synergy
Talisman of Conviction
40%inclusion28 decks70 decks
-2%synergy
Rakdos Signet
34%inclusion24 decks70 decks
6%synergy
Orzhov Signet
33%inclusion23 decks70 decks
2%synergy
Boros Signet
27%inclusion19 decks70 decks
0%synergy
Fellwar Stone
24%inclusion17 decks70 decks
-4%synergy
Bounty Board
21%inclusion15 decks70 decks
19%synergy
Bandit's Haul
19%inclusion13 decks70 decks
17%synergy
The Soul Stone
14%inclusion5 decks35 decks
11%synergy
Chromatic Lantern
11%inclusion8 decks70 decks
1%synergy
Aetheric Amplifier
10%inclusion5 decks50 decks
10%synergy
Commander's Sphere
8.6%inclusion6 decks70 decks
-5%synergy
Staff of Compleation
7.1%inclusion5 decks70 decks
7%synergy
Mind Stone
7.1%inclusion5 decks70 decks
-1%synergy
Mardu Banner
7.1%inclusion5 decks70 decks
4%synergy
Savai Crystal
5.7%inclusion4 decks70 decks
4%synergy
Lands
Command Tower
94%inclusion66 decks70 decks
2%synergy
Swamp
94%inclusion66 decks70 decks
-1%synergy
Plains
94%inclusion66 decks70 decks
-1%synergy
Mountain
91%inclusion64 decks70 decks
-3%synergy
Sacred Foundry
90%inclusion63 decks70 decks
45%synergy
Blood Crypt
89%inclusion62 decks70 decks
44%synergy
Godless Shrine
89%inclusion62 decks70 decks
41%synergy
Vault of Champions
84%inclusion59 decks70 decks
52%synergy
Savai Triome
81%inclusion57 decks70 decks
44%synergy
Luxury Suite
80%inclusion56 decks70 decks
49%synergy
Spectator Seating
79%inclusion55 decks70 decks
48%synergy
Arid Mesa
71%inclusion50 decks70 decks
40%synergy
Marsh Flats
71%inclusion50 decks70 decks
40%synergy
Forbidden Orchard
67%inclusion47 decks70 decks
65%synergy
Bloodstained Mire
67%inclusion47 decks70 decks
34%synergy
Exotic Orchard
60%inclusion42 decks70 decks
7%synergy
Sundown Pass
50%inclusion35 decks70 decks
29%synergy
Caves of Koilos
44%inclusion31 decks70 decks
5%synergy
Haunted Ridge
44%inclusion31 decks70 decks
24%synergy
Badlands
43%inclusion30 decks70 decks
31%synergy
Nomad Outpost
41%inclusion29 decks70 decks
-17%synergy
Battlefield Forge
41%inclusion29 decks70 decks
1%synergy
Plateau
41%inclusion29 decks70 decks
29%synergy
Isolated Chapel
40%inclusion28 decks70 decks
-14%synergy
Scrubland
40%inclusion28 decks70 decks
28%synergy
Shattered Sanctum
40%inclusion28 decks70 decks
15%synergy
Dragonskull Summit
36%inclusion25 decks70 decks
-17%synergy
Clifftop Retreat
36%inclusion25 decks70 decks
-16%synergy
Sulfurous Springs
31%inclusion22 decks70 decks
3%synergy
Shadowy Backstreet
26%inclusion18 decks70 decks
15%synergy
Raucous Theater
24%inclusion17 decks70 decks
14%synergy
Brightclimb Pathway
24%inclusion17 decks70 decks
16%synergy
Malakir Rebirth
23%inclusion16 decks70 decks
17%synergy
Elegant Parlor
21%inclusion15 decks70 decks
11%synergy
Needleverge Pathway
21%inclusion15 decks70 decks
14%synergy
Witch Enchanter
19%inclusion13 decks70 decks
12%synergy
Path of Ancestry
19%inclusion13 decks70 decks
-19%synergy
Blightstep Pathway
19%inclusion13 decks70 decks
11%synergy
Fell the Profane
17%inclusion12 decks70 decks
11%synergy
Fetid Heath
17%inclusion12 decks70 decks
-4%synergy
Reflecting Pool
17%inclusion12 decks70 decks
10%synergy
Rugged Prairie
16%inclusion11 decks70 decks
-2%synergy
Plaza of Heroes
16%inclusion11 decks70 decks
12%synergy
City of Brass
14%inclusion10 decks70 decks
4%synergy
Valakut Awakening
14%inclusion10 decks70 decks
11%synergy
Prismatic Vista
13%inclusion9 decks70 decks
9%synergy
Smoldering Marsh
13%inclusion9 decks70 decks
-24%synergy
Verdant Catacombs
13%inclusion9 decks70 decks
6%synergy
Mana Confluence
13%inclusion9 decks70 decks
4%synergy
Blazemire Verge
12%inclusion8 decks65 decks
1%synergy
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