Kelsien, the Plague (Commander) - Expensive Core

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #434
73decks
As CommanderAs CardAverage DeckDecksView Precon
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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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Stensian Sanguinist
38%inclusion3 decks8 decks
36%synergy
Decorum Dissertation
25%inclusion2 decks8 decks
23%synergy
Emeritus of Woe
25%inclusion2 decks8 decks
20%synergy
Improvisation Capstone
13%inclusion1 decks8 decks
11%synergy
Restoration Seminar
13%inclusion1 decks8 decks
11%synergy
High Synergy Cards
Basilisk Collar
96%inclusion70 decks73 decks
92%synergy
Drumbellower
78%inclusion57 decks73 decks
76%synergy
Otharri, Suns' Glory
81%inclusion59 decks73 decks
75%synergy
Mari, the Killing Quill
81%inclusion59 decks73 decks
74%synergy
Vorpal Sword
74%inclusion54 decks73 decks
72%synergy
Rune of Mortality
71%inclusion52 decks73 decks
70%synergy
Gorgon's Head
68%inclusion50 decks73 decks
67%synergy
Thornbite Staff
68%inclusion50 decks73 decks
67%synergy
Minthara, Merciless Soul
66%inclusion48 decks73 decks
64%synergy
Sting, the Glinting Dagger
63%inclusion46 decks73 decks
61%synergy
Top Cards
Morbid Opportunist
75%inclusion55 decks73 decks
57%synergy
Shadowspear
62%inclusion45 decks73 decks
57%synergy
Shay Cormac
59%inclusion42 decks71 decks
56%synergy
Falthis, Shadowcat Familiar
59%inclusion43 decks73 decks
58%synergy
Maha, Its Feathers Night
54%inclusion38 decks71 decks
52%synergy
White Plume Adventurer
52%inclusion38 decks73 decks
51%synergy
You Are Already Dead
51%inclusion37 decks73 decks
49%synergy
Humble Defector
48%inclusion35 decks73 decks
46%synergy
General's Enforcer
48%inclusion35 decks73 decks
40%synergy
Mother of Runes
47%inclusion34 decks73 decks
39%synergy
Game Changers
Teferi's Protection
16%inclusion12 decks73 decks
-3%synergy
Orcish Bowmasters
12%inclusion9 decks73 decks
7%synergy
Farewell
11%inclusion8 decks73 decks
1%synergy
Creatures
Goblin Sharpshooter
44%inclusion32 decks73 decks
43%synergy
Daxos the Returned
44%inclusion32 decks73 decks
43%synergy
Magda, the Hoardmaster
42%inclusion31 decks73 decks
40%synergy
Taii Wakeen, Perfect Shot
38%inclusion28 decks73 decks
38%synergy
Termination Facilitator
38%inclusion28 decks73 decks
37%synergy
Esper Sentinel
34%inclusion25 decks73 decks
16%synergy
Slaughter Specialist
32%inclusion23 decks73 decks
31%synergy
Puresteel Paladin
30%inclusion22 decks73 decks
26%synergy
Kalemne, Disciple of Iroas
30%inclusion22 decks73 decks
29%synergy
Ertha Jo, Frontier Mentor
29%inclusion21 decks73 decks
28%synergy
Mathas, Fiend Seeker
29%inclusion21 decks73 decks
27%synergy
Stoneforge Mystic
27%inclusion20 decks73 decks
25%synergy
Massacre Girl, Known Killer
27%inclusion20 decks73 decks
25%synergy
Giver of Runes
23%inclusion17 decks73 decks
20%synergy
Lae'zel, Vlaakith's Champion
23%inclusion17 decks73 decks
21%synergy
Archetype of Finality
23%inclusion17 decks73 decks
22%synergy
Harvester of Souls
22%inclusion16 decks73 decks
19%synergy
Void Beckoner
22%inclusion16 decks73 decks
21%synergy
Marvin, Murderous Mimic
21%inclusion14 decks66 decks
20%synergy
Blood Cultist
19%inclusion14 decks73 decks
19%synergy
Athreos, Shroud-Veiled
19%inclusion14 decks73 decks
18%synergy
Akiri, Fearless Voyager
19%inclusion14 decks73 decks
17%synergy
Sun Titan
18%inclusion13 decks73 decks
7%synergy
Cunning Sparkmage
18%inclusion13 decks73 decks
18%synergy
Kratos, Stoic Father
17%inclusion5 decks29 decks
17%synergy
Witch Enchanter
16%inclusion12 decks73 decks
10%synergy
Assault Intercessor
16%inclusion12 decks73 decks
16%synergy
Ankle Shanker
15%inclusion11 decks73 decks
12%synergy
Zagras, Thief of Heartbeats
15%inclusion11 decks73 decks
14%synergy
Bureau Headmaster
14%inclusion10 decks71 decks
13%synergy
Deathbringer Thoctar
12%inclusion9 decks73 decks
12%synergy
Clackbridge Troll
12%inclusion9 decks73 decks
12%synergy
Queen Marchesa
12%inclusion9 decks73 decks
6%synergy
Vulshok Sorcerer
11%inclusion8 decks73 decks
11%synergy
Rev, Tithe Extractor
10%inclusion6 decks60 decks
8%synergy
Qarsi Revenant
10%inclusion4 decks41 decks
7%synergy
Weathered Wayfarer
10%inclusion7 decks73 decks
8%synergy
Boggart Trawler
10%inclusion7 decks73 decks
7%synergy
Sram, Senior Edificer
10%inclusion7 decks73 decks
7%synergy
Royal Assassin
10%inclusion7 decks73 decks
7%synergy
Ojer Axonil, Deepest Might
10%inclusion7 decks73 decks
9%synergy
Codsworth, Handy Helper
10%inclusion7 decks73 decks
9%synergy
Tor Wauki the Younger
10%inclusion7 decks73 decks
9%synergy
Gisa, Glorious Resurrector
10%inclusion7 decks73 decks
9%synergy
Aang, Airbending Master
8.8%inclusion3 decks34 decks
8%synergy
Cloud, Midgar Mercenary
8.3%inclusion3 decks36 decks
7%synergy
Metastatic Evangel
8.2%inclusion6 decks73 decks
8%synergy
Mahadi, Emporium Master
8.2%inclusion6 decks73 decks
0%synergy
Robaran Mercenaries
8.2%inclusion6 decks73 decks
8%synergy
Rakdos Ickspitter
8.2%inclusion6 decks73 decks
8%synergy
Instants
Swords to Plowshares
44%inclusion32 decks73 decks
-18%synergy
Anguished Unmaking
41%inclusion30 decks73 decks
8%synergy
Boros Charm
37%inclusion27 decks73 decks
8%synergy
Mirrodin Avenged
34%inclusion25 decks73 decks
33%synergy
Stroke of Midnight
33%inclusion24 decks73 decks
21%synergy
Path to Exile
27%inclusion20 decks73 decks
-19%synergy
Flawless Maneuver
26%inclusion19 decks73 decks
11%synergy
Generous Gift
26%inclusion19 decks73 decks
8%synergy
Despark
26%inclusion19 decks73 decks
12%synergy
Deflecting Swat
25%inclusion18 decks73 decks
9%synergy
Fracture
25%inclusion18 decks73 decks
19%synergy
Malakir Rebirth
23%inclusion17 decks73 decks
18%synergy
Crackling Doom
23%inclusion17 decks73 decks
6%synergy
Swift Demise
18%inclusion2 decks11 decks
18%synergy
Wear // Tear
18%inclusion13 decks73 decks
6%synergy
Chaos Warp
15%inclusion11 decks73 decks
-1%synergy
Dawn's Truce
14%inclusion10 decks71 decks
7%synergy
Fell the Profane
14%inclusion10 decks73 decks
7%synergy
Offer Immortality
14%inclusion10 decks73 decks
13%synergy
Erode
13%inclusion1 decks8 decks
9%synergy
Redirect Lightning
12%inclusion4 decks34 decks
6%synergy
Rakdos Charm
11%inclusion8 decks73 decks
2%synergy
Bladebrand
11%inclusion8 decks73 decks
10%synergy
Tibalt's Trickery
10%inclusion7 decks73 decks
6%synergy
Untimely Malfunction
9.1%inclusion6 decks66 decks
4%synergy
Restoration Magic
8.3%inclusion3 decks36 decks
6%synergy
Deadly Rollick
8.2%inclusion6 decks73 decks
-3%synergy
Terminate
8.2%inclusion6 decks73 decks
-4%synergy
Bedevil
8.2%inclusion6 decks73 decks
1%synergy
Volt Charge
8.2%inclusion6 decks73 decks
8%synergy
Sejiri Shelter
8.2%inclusion6 decks73 decks
6%synergy
Deflecting Palm
8.2%inclusion6 decks73 decks
2%synergy
Mortify
8.2%inclusion6 decks73 decks
-7%synergy
Valakut Awakening
8.2%inclusion6 decks73 decks
5%synergy
Fire Covenant
6.8%inclusion5 decks73 decks
5%synergy
Clever Concealment
6.8%inclusion5 decks73 decks
3%synergy
Virulent Swipe
6.8%inclusion5 decks73 decks
7%synergy
Legion Leadership
6.8%inclusion5 decks73 decks
2%synergy
Bolt Bend
6.8%inclusion5 decks73 decks
5%synergy
Big Score
5.5%inclusion4 decks73 decks
-5%synergy
Disenchant
5.5%inclusion4 decks73 decks
4%synergy
Utter End
5.5%inclusion4 decks73 decks
1%synergy
Touch of Moonglove
5.5%inclusion4 decks73 decks
5%synergy
Galadriel's Dismissal
5.5%inclusion4 decks73 decks
4%synergy
Final Showdown
5.5%inclusion4 decks73 decks
4%synergy
Akroma's Will
5.5%inclusion4 decks73 decks
-8%synergy
Sorceries
Ruinous Ultimatum
44%inclusion32 decks73 decks
5%synergy
Open the Armory
36%inclusion26 decks73 decks
31%synergy
Blasphemous Act
29%inclusion21 decks73 decks
6%synergy
Vandalblast
27%inclusion20 decks73 decks
17%synergy
Mythos of Snapdax
26%inclusion19 decks73 decks
21%synergy
Steelshaper's Gift
26%inclusion19 decks73 decks
23%synergy
Call of the Death-Dweller
25%inclusion18 decks73 decks
24%synergy
Night's Whisper
25%inclusion18 decks73 decks
11%synergy
Painful Truths
23%inclusion17 decks73 decks
15%synergy
Read the Bones
19%inclusion14 decks73 decks
10%synergy
Sign in Blood
19%inclusion14 decks73 decks
11%synergy
Sevinne's Reclamation
18%inclusion13 decks73 decks
10%synergy
Vindicate
16%inclusion12 decks73 decks
11%synergy
Toxic Deluge
16%inclusion12 decks73 decks
8%synergy
Chandra's Ignition
14%inclusion10 decks73 decks
12%synergy
Damn
12%inclusion9 decks73 decks
-5%synergy
Faithless Looting
11%inclusion8 decks73 decks
-4%synergy
Reanimate
11%inclusion8 decks73 decks
-6%synergy
Drown in Ichor
11%inclusion8 decks73 decks
11%synergy
Unearth
8.2%inclusion6 decks73 decks
6%synergy
Unfinished Business
8.2%inclusion6 decks73 decks
8%synergy
Single Combat
8.2%inclusion6 decks73 decks
7%synergy
Divine Reckoning
6.8%inclusion5 decks73 decks
6%synergy
Agadeem's Awakening
6.8%inclusion5 decks73 decks
4%synergy
Tempt with Bunnies
5.6%inclusion4 decks71 decks
5%synergy
Rip Apart
5.5%inclusion4 decks73 decks
4%synergy
Utility Artifacts
Magewright's Stone
44%inclusion32 decks73 decks
43%synergy
Swiftfoot Boots
41%inclusion30 decks73 decks
10%synergy
Gorgon Flail
40%inclusion29 decks73 decks
39%synergy
Illusionist's Bracers
37%inclusion27 decks73 decks
35%synergy
Thousand-Year Elixir
34%inclusion25 decks73 decks
33%synergy
Quietus Spike
30%inclusion22 decks73 decks
29%synergy
Mithril Coat
29%inclusion21 decks73 decks
23%synergy
Hunter's Blowgun
19%inclusion14 decks73 decks
19%synergy
Glaring Spotlight
18%inclusion13 decks73 decks
17%synergy
Wayfarer's Bauble
15%inclusion11 decks73 decks
7%synergy
Sword of Truth and Justice
15%inclusion11 decks73 decks
14%synergy
Battlemage's Bracers
15%inclusion11 decks73 decks
14%synergy
Lightning Greaves
15%inclusion11 decks73 decks
-19%synergy
Brotherhood Regalia
14%inclusion10 decks71 decks
11%synergy
Halo Fountain
11%inclusion8 decks73 decks
10%synergy
Robe of Stars
11%inclusion8 decks73 decks
10%synergy
Sword of the Animist
11%inclusion8 decks73 decks
2%synergy
Haystack
10%inclusion7 decks73 decks
8%synergy
The Masamune
8.3%inclusion3 decks36 decks
8%synergy
Hidden Blade
8.2%inclusion6 decks73 decks
7%synergy
Scythe of the Wretched
8.2%inclusion6 decks73 decks
8%synergy
Hammer of Nazahn
8.2%inclusion6 decks73 decks
6%synergy
Nazgûl Battle-Mace
6.8%inclusion5 decks73 decks
6%synergy
Embercleave
6.8%inclusion5 decks73 decks
4%synergy
Helm of the Host
6.8%inclusion5 decks73 decks
1%synergy
Whispersilk Cloak
6.8%inclusion5 decks73 decks
1%synergy
Mask of Griselbrand
6.8%inclusion5 decks73 decks
6%synergy
Sword of Hearth and Home
5.5%inclusion4 decks73 decks
3%synergy
Sword of Feast and Famine
5.5%inclusion4 decks73 decks
2%synergy
Mask of Memory
5.5%inclusion4 decks73 decks
4%synergy
Enchantments
Gift of Doom
44%inclusion32 decks73 decks
43%synergy
Fighter Class
41%inclusion30 decks73 decks
38%synergy
Black Market Connections
38%inclusion28 decks73 decks
23%synergy
Phyrexian Arena
34%inclusion25 decks73 decks
16%synergy
All-Out Assault
34%inclusion14 decks41 decks
22%synergy
Revel in Riches
30%inclusion22 decks73 decks
24%synergy
Dazzling Theater // Prop Room
26%inclusion17 decks65 decks
24%synergy
Reconnaissance
26%inclusion19 decks73 decks
14%synergy
At Knifepoint
25%inclusion18 decks73 decks
23%synergy
Sigarda's Aid
22%inclusion16 decks73 decks
19%synergy
Agent of the Shadow Thieves
19%inclusion14 decks73 decks
18%synergy
Black Market
16%inclusion12 decks73 decks
11%synergy
Forge Anew
16%inclusion12 decks73 decks
14%synergy
Aspect of Gorgon
15%inclusion11 decks73 decks
15%synergy
Land Tax
15%inclusion11 decks73 decks
9%synergy
Death Pits of Rath
12%inclusion9 decks73 decks
12%synergy
Spiteful Banditry
12%inclusion9 decks73 decks
10%synergy
Retreat to Hagra
11%inclusion8 decks73 decks
11%synergy
Gift of Immortality
10%inclusion7 decks73 decks
9%synergy
Trouble in Pairs
10%inclusion7 decks73 decks
5%synergy
Grave Betrayal
6.8%inclusion5 decks73 decks
6%synergy
Eye of Nidhogg
5.6%inclusion2 decks36 decks
5%synergy
Ghoulish Impetus
5.5%inclusion4 decks73 decks
5%synergy
Life Insurance
5.5%inclusion4 decks73 decks
3%synergy
Glasswing Grace
5.5%inclusion4 decks73 decks
4%synergy
Eternal Thirst
5.5%inclusion4 decks73 decks
5%synergy
Phyrexian Reclamation
5.5%inclusion4 decks73 decks
3%synergy
Planeswalkers
Kaya, Geist Hunter
12%inclusion9 decks73 decks
8%synergy
Vraska, Betrayal's Sting
11%inclusion8 decks73 decks
11%synergy
Utility Lands
Vault of the Archangel
60%inclusion44 decks73 decks
37%synergy
Arcane Lighthouse
47%inclusion34 decks73 decks
45%synergy
Rogue's Passage
44%inclusion32 decks73 decks
20%synergy
Bojuka Bog
38%inclusion28 decks73 decks
7%synergy
Urborg, Tomb of Yawgmoth
33%inclusion24 decks73 decks
20%synergy
Shizo, Death's Storehouse
29%inclusion21 decks73 decks
22%synergy
Detection Tower
29%inclusion21 decks73 decks
28%synergy
Karn's Bastion
25%inclusion18 decks73 decks
24%synergy
Eiganjo, Seat of the Empire
19%inclusion14 decks73 decks
13%synergy
Urza's Saga
19%inclusion14 decks73 decks
15%synergy
Reliquary Tower
16%inclusion12 decks73 decks
1%synergy
Axgard Armory
14%inclusion10 decks73 decks
12%synergy
Maze of Ith
8.2%inclusion6 decks73 decks
5%synergy
Command Beacon
8.2%inclusion6 decks73 decks
3%synergy
Takenuma, Abandoned Mire
8.2%inclusion6 decks73 decks
1%synergy
Hall of Heliod's Generosity
6.8%inclusion5 decks73 decks
5%synergy
Sunhome, Fortress of the Legion
6.8%inclusion5 decks73 decks
3%synergy
Cabal Coffers
6.8%inclusion5 decks73 decks
4%synergy
Mana Artifacts
Arcane Signet
85%inclusion62 decks73 decks
-1%synergy
Sol Ring
85%inclusion62 decks73 decks
-4%synergy
Patriar's Seal
68%inclusion50 decks73 decks
66%synergy
Talisman of Hierarchy
44%inclusion32 decks73 decks
3%synergy
Talisman of Indulgence
41%inclusion30 decks73 decks
4%synergy
Talisman of Conviction
38%inclusion28 decks73 decks
-3%synergy
Rakdos Signet
36%inclusion26 decks73 decks
6%synergy
Orzhov Signet
36%inclusion26 decks73 decks
4%synergy
Boros Signet
29%inclusion21 decks73 decks
1%synergy
Fellwar Stone
22%inclusion16 decks73 decks
-6%synergy
Bounty Board
21%inclusion15 decks73 decks
19%synergy
Bandit's Haul
21%inclusion15 decks73 decks
19%synergy
Chromatic Lantern
14%inclusion10 decks73 decks
3%synergy
The Soul Stone
12%inclusion4 decks34 decks
9%synergy
Aetheric Amplifier
10%inclusion5 decks51 decks
10%synergy
Staff of Compleation
8.2%inclusion6 decks73 decks
8%synergy
Mind Stone
8.2%inclusion6 decks73 decks
0%synergy
Commander's Sphere
6.8%inclusion5 decks73 decks
-7%synergy
Mardu Banner
6.8%inclusion5 decks73 decks
4%synergy
Savai Crystal
5.5%inclusion4 decks73 decks
4%synergy
Lands
Command Tower
95%inclusion69 decks73 decks
2%synergy
Plains
95%inclusion69 decks73 decks
-1%synergy
Swamp
93%inclusion68 decks73 decks
-2%synergy
Mountain
92%inclusion67 decks73 decks
-2%synergy
Blood Crypt
89%inclusion65 decks73 decks
45%synergy
Sacred Foundry
89%inclusion65 decks73 decks
44%synergy
Godless Shrine
88%inclusion64 decks73 decks
40%synergy
Vault of Champions
86%inclusion63 decks73 decks
54%synergy
Savai Triome
81%inclusion59 decks73 decks
43%synergy
Luxury Suite
81%inclusion59 decks73 decks
50%synergy
Spectator Seating
79%inclusion58 decks73 decks
48%synergy
Marsh Flats
73%inclusion53 decks73 decks
41%synergy
Arid Mesa
67%inclusion49 decks73 decks
36%synergy
Forbidden Orchard
67%inclusion49 decks73 decks
65%synergy
Bloodstained Mire
64%inclusion47 decks73 decks
32%synergy
Exotic Orchard
58%inclusion42 decks73 decks
5%synergy
Sundown Pass
47%inclusion34 decks73 decks
26%synergy
Nomad Outpost
42%inclusion31 decks73 decks
-16%synergy
Shattered Sanctum
42%inclusion31 decks73 decks
18%synergy
Haunted Ridge
42%inclusion31 decks73 decks
23%synergy
Caves of Koilos
41%inclusion30 decks73 decks
2%synergy
Battlefield Forge
40%inclusion29 decks73 decks
-1%synergy
Plateau
40%inclusion29 decks73 decks
28%synergy
Badlands
38%inclusion28 decks73 decks
26%synergy
Isolated Chapel
37%inclusion27 decks73 decks
-16%synergy
Scrubland
36%inclusion26 decks73 decks
23%synergy
Dragonskull Summit
34%inclusion25 decks73 decks
-18%synergy
Clifftop Retreat
33%inclusion24 decks73 decks
-18%synergy
Sulfurous Springs
30%inclusion22 decks73 decks
2%synergy
Brightclimb Pathway
23%inclusion17 decks73 decks
15%synergy
Malakir Rebirth
23%inclusion17 decks73 decks
18%synergy
Shadowy Backstreet
21%inclusion15 decks73 decks
10%synergy
Needleverge Pathway
21%inclusion15 decks73 decks
13%synergy
Raucous Theater
19%inclusion14 decks73 decks
9%synergy
Plaza of Heroes
18%inclusion13 decks73 decks
14%synergy
Witch Enchanter
16%inclusion12 decks73 decks
10%synergy
Fetid Heath
16%inclusion12 decks73 decks
-5%synergy
Reflecting Pool
16%inclusion12 decks73 decks
9%synergy
Elegant Parlor
16%inclusion12 decks73 decks
7%synergy
Path of Ancestry
16%inclusion12 decks73 decks
-22%synergy
Blightstep Pathway
16%inclusion12 decks73 decks
9%synergy
Rugged Prairie
16%inclusion12 decks73 decks
-1%synergy
Prismatic Vista
14%inclusion10 decks73 decks
10%synergy
Fell the Profane
14%inclusion10 decks73 decks
7%synergy
City of Brass
14%inclusion10 decks73 decks
3%synergy
Smoldering Marsh
12%inclusion9 decks73 decks
-24%synergy
Verdant Catacombs
12%inclusion9 decks73 decks
6%synergy
Mana Confluence
12%inclusion9 decks73 decks
3%synergy
Flooded Strand
12%inclusion9 decks73 decks
6%synergy
Blazemire Verge
12%inclusion8 decks66 decks
0%synergy
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