Kelsien, the Plague (Commander) - Expensive Upgraded

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #434
42decks
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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Basilisk Collar
93%inclusion39 decks42 decks
89%synergy
Rune of Mortality
76%inclusion32 decks42 decks
75%synergy
Thornbite Staff
74%inclusion31 decks42 decks
72%synergy
Drumbellower
74%inclusion31 decks42 decks
72%synergy
Shadowspear
74%inclusion31 decks42 decks
70%synergy
Vorpal Sword
71%inclusion30 decks42 decks
69%synergy
Sting, the Glinting Dagger
69%inclusion29 decks42 decks
67%synergy
Mari, the Killing Quill
71%inclusion30 decks42 decks
65%synergy
Minthara, Merciless Soul
64%inclusion27 decks42 decks
63%synergy
Gorgon's Head
62%inclusion26 decks42 decks
61%synergy
Top Cards
Morbid Opportunist
76%inclusion32 decks42 decks
58%synergy
Esper Sentinel
64%inclusion27 decks42 decks
46%synergy
Mother of Runes
64%inclusion27 decks42 decks
57%synergy
Otharri, Suns' Glory
64%inclusion27 decks42 decks
59%synergy
Swiftfoot Boots
62%inclusion26 decks42 decks
30%synergy
Shay Cormac
60%inclusion24 decks40 decks
57%synergy
Stoneforge Mystic
57%inclusion24 decks42 decks
54%synergy
Anguished Unmaking
57%inclusion24 decks42 decks
24%synergy
Mithril Coat
55%inclusion23 decks42 decks
49%synergy
Steelshaper's Gift
55%inclusion23 decks42 decks
52%synergy
Game Changers
Demonic Tutor
40%inclusion17 decks42 decks
22%synergy
Smothering Tithe
38%inclusion16 decks42 decks
13%synergy
Teferi's Protection
36%inclusion15 decks42 decks
16%synergy
Enlightened Tutor
31%inclusion13 decks42 decks
19%synergy
Orcish Bowmasters
17%inclusion7 decks42 decks
11%synergy
The One Ring
14%inclusion6 decks42 decks
7%synergy
Farewell
14%inclusion6 decks42 decks
4%synergy
Vampiric Tutor
10%inclusion4 decks42 decks
-5%synergy
Jeska's Will
7.1%inclusion3 decks42 decks
-3%synergy
Ancient Tomb
7.1%inclusion3 decks42 decks
-1%synergy
Creatures
Falthis, Shadowcat Familiar
52%inclusion22 decks42 decks
51%synergy
Goblin Sharpshooter
48%inclusion20 decks42 decks
47%synergy
General's Enforcer
45%inclusion19 decks42 decks
37%synergy
Maha, Its Feathers Night
43%inclusion17 decks40 decks
41%synergy
Puresteel Paladin
36%inclusion15 decks42 decks
32%synergy
Lae'zel, Vlaakith's Champion
33%inclusion14 decks42 decks
31%synergy
Humble Defector
31%inclusion13 decks42 decks
29%synergy
Mathas, Fiend Seeker
31%inclusion13 decks42 decks
29%synergy
Magda, the Hoardmaster
31%inclusion13 decks42 decks
29%synergy
Taii Wakeen, Perfect Shot
29%inclusion12 decks42 decks
28%synergy
Void Beckoner
29%inclusion12 decks42 decks
28%synergy
Termination Facilitator
26%inclusion11 decks42 decks
25%synergy
White Plume Adventurer
26%inclusion11 decks42 decks
25%synergy
Witch Enchanter
24%inclusion10 decks42 decks
17%synergy
Daxos the Returned
24%inclusion10 decks42 decks
23%synergy
Slaughter Specialist
19%inclusion8 decks42 decks
18%synergy
Sun Titan
19%inclusion8 decks42 decks
8%synergy
Massacre Girl, Known Killer
19%inclusion8 decks42 decks
17%synergy
Kalemne, Disciple of Iroas
19%inclusion8 decks42 decks
18%synergy
Marvin, Murderous Mimic
18%inclusion7 decks40 decks
16%synergy
Assault Intercessor
17%inclusion7 decks42 decks
16%synergy
Athreos, Shroud-Veiled
17%inclusion7 decks42 decks
15%synergy
Harvester of Souls
17%inclusion7 decks42 decks
14%synergy
Cloud, Midgar Mercenary
15%inclusion5 decks33 decks
14%synergy
Ertha Jo, Frontier Mentor
14%inclusion6 decks42 decks
14%synergy
Kellan, the Fae-Blooded
14%inclusion6 decks42 decks
13%synergy
Giver of Runes
14%inclusion6 decks42 decks
11%synergy
Sram, Senior Edificer
14%inclusion6 decks42 decks
12%synergy
Akiri, Fearless Voyager
14%inclusion6 decks42 decks
12%synergy
Archetype of Finality
14%inclusion6 decks42 decks
13%synergy
Bureau Headmaster
13%inclusion5 decks40 decks
12%synergy
Imperial Recruiter
12%inclusion5 decks42 decks
7%synergy
Queen Marchesa
12%inclusion5 decks42 decks
6%synergy
Cunning Sparkmage
12%inclusion5 decks42 decks
12%synergy
Gisa, Glorious Resurrector
12%inclusion5 decks42 decks
11%synergy
Kratos, Stoic Father
12%inclusion3 decks26 decks
11%synergy
Qarsi Revenant
11%inclusion4 decks37 decks
8%synergy
Hexing Squelcher
11%inclusion2 decks19 decks
5%synergy
Patrolling Peacemaker
10%inclusion3 decks29 decks
10%synergy
Lotho, Corrupt Shirriff
10%inclusion4 decks42 decks
-4%synergy
Blood Artist
10%inclusion4 decks42 decks
-9%synergy
Vincent Valentine
9.1%inclusion3 decks33 decks
8%synergy
Zuko, Firebending Master
8.0%inclusion2 decks25 decks
7%synergy
Pinnacle Monk
7.3%inclusion3 decks41 decks
4%synergy
Solemn Simulacrum
7.1%inclusion3 decks42 decks
-6%synergy
Blood Cultist
7.1%inclusion3 decks42 decks
7%synergy
Weathered Wayfarer
7.1%inclusion3 decks42 decks
5%synergy
Vulshok Sorcerer
7.1%inclusion3 decks42 decks
7%synergy
Leonin Shikari
7.1%inclusion3 decks42 decks
6%synergy
Torbran, Thane of Red Fell
7.1%inclusion3 decks42 decks
7%synergy
Instants
Deflecting Swat
52%inclusion22 decks42 decks
37%synergy
Boros Charm
40%inclusion17 decks42 decks
11%synergy
Flawless Maneuver
36%inclusion15 decks42 decks
21%synergy
Swords to Plowshares
36%inclusion15 decks42 decks
-26%synergy
Stroke of Midnight
33%inclusion14 decks42 decks
22%synergy
Chaos Warp
29%inclusion12 decks42 decks
13%synergy
Malakir Rebirth
29%inclusion12 decks42 decks
23%synergy
Generous Gift
26%inclusion11 decks42 decks
8%synergy
Mirrodin Avenged
24%inclusion10 decks42 decks
23%synergy
Wear // Tear
24%inclusion10 decks42 decks
12%synergy
You Are Already Dead
24%inclusion10 decks42 decks
22%synergy
Fracture
21%inclusion9 decks42 decks
15%synergy
Despark
21%inclusion9 decks42 decks
8%synergy
Fell the Profane
19%inclusion8 decks42 decks
13%synergy
Deadly Rollick
19%inclusion8 decks42 decks
8%synergy
Dawn's Truce
18%inclusion7 decks40 decks
11%synergy
Path to Exile
17%inclusion7 decks42 decks
-30%synergy
Sejiri Shelter
14%inclusion6 decks42 decks
12%synergy
Untimely Malfunction
13%inclusion5 decks40 decks
8%synergy
Dark Ritual
12%inclusion5 decks42 decks
-5%synergy
Offer Immortality
12%inclusion5 decks42 decks
11%synergy
Galadriel's Dismissal
12%inclusion5 decks42 decks
10%synergy
Valakut Awakening
12%inclusion5 decks42 decks
9%synergy
Crackling Doom
12%inclusion5 decks42 decks
-5%synergy
Utter End
10%inclusion4 decks42 decks
5%synergy
Bladebrand
10%inclusion4 decks42 decks
9%synergy
Inkshield
10%inclusion4 decks42 decks
2%synergy
Withering Torment
7.5%inclusion3 decks40 decks
6%synergy
Return the Favor
7.1%inclusion3 decks42 decks
5%synergy
Rakdos Charm
7.1%inclusion3 decks42 decks
-2%synergy
Imp's Mischief
7.1%inclusion3 decks42 decks
6%synergy
Tainted Strike
7.1%inclusion3 decks42 decks
7%synergy
Big Score
7.1%inclusion3 decks42 decks
-3%synergy
Deflecting Palm
7.1%inclusion3 decks42 decks
1%synergy
Akroma's Will
7.1%inclusion3 decks42 decks
-6%synergy
Legion Leadership
7.1%inclusion3 decks42 decks
3%synergy
Continue?
7.1%inclusion1 decks14 decks
6%synergy
Restoration Magic
6.1%inclusion2 decks33 decks
4%synergy
Sazacap's Brew
5.0%inclusion2 decks40 decks
5%synergy
Sorceries
Open the Armory
52%inclusion22 decks42 decks
48%synergy
Ruinous Ultimatum
40%inclusion17 decks42 decks
1%synergy
Vandalblast
36%inclusion15 decks42 decks
25%synergy
Night's Whisper
31%inclusion13 decks42 decks
18%synergy
Read the Bones
26%inclusion11 decks42 decks
17%synergy
Painful Truths
24%inclusion10 decks42 decks
16%synergy
Sevinne's Reclamation
21%inclusion9 decks42 decks
14%synergy
Mythos of Snapdax
21%inclusion9 decks42 decks
16%synergy
Toxic Deluge
21%inclusion9 decks42 decks
13%synergy
Call of the Death-Dweller
19%inclusion8 decks42 decks
19%synergy
Sign in Blood
17%inclusion7 decks42 decks
9%synergy
Blasphemous Act
14%inclusion6 decks42 decks
-9%synergy
Chandra's Ignition
14%inclusion6 decks42 decks
12%synergy
Reanimate
12%inclusion5 decks42 decks
-5%synergy
Drown in Ichor
12%inclusion5 decks42 decks
12%synergy
Sundering Eruption
12%inclusion5 decks42 decks
9%synergy
Shatterskull Smashing
10%inclusion4 decks42 decks
9%synergy
Grim Tutor
10%inclusion4 decks42 decks
5%synergy
Austere Command
7.1%inclusion3 decks42 decks
0%synergy
Feed the Swarm
7.1%inclusion3 decks42 decks
2%synergy
Unfinished Business
7.1%inclusion3 decks42 decks
7%synergy
Agadeem's Awakening
7.1%inclusion3 decks42 decks
5%synergy
Wheel of Fortune
7.1%inclusion3 decks42 decks
3%synergy
Starfall Invocation
5.0%inclusion2 decks40 decks
4%synergy
Utility Artifacts
Quietus Spike
43%inclusion18 decks42 decks
42%synergy
Illusionist's Bracers
40%inclusion17 decks42 decks
39%synergy
Magewright's Stone
38%inclusion16 decks42 decks
37%synergy
Gorgon Flail
38%inclusion16 decks42 decks
37%synergy
Thousand-Year Elixir
33%inclusion14 decks42 decks
32%synergy
Hammer of Nazahn
33%inclusion14 decks42 decks
31%synergy
Robe of Stars
26%inclusion11 decks42 decks
25%synergy
Lightning Greaves
26%inclusion11 decks42 decks
-8%synergy
Glaring Spotlight
21%inclusion9 decks42 decks
21%synergy
Sword of Truth and Justice
19%inclusion8 decks42 decks
18%synergy
The Masamune
18%inclusion6 decks33 decks
18%synergy
The Reaver Cleaver
17%inclusion7 decks42 decks
11%synergy
Skullclamp
14%inclusion6 decks42 decks
-15%synergy
Sword of Feast and Famine
14%inclusion6 decks42 decks
11%synergy
Dragonfire Blade
14%inclusion5 decks36 decks
12%synergy
Brotherhood Regalia
13%inclusion5 decks40 decks
9%synergy
Buster Sword
12%inclusion4 decks33 decks
10%synergy
Mask of Griselbrand
12%inclusion5 decks42 decks
11%synergy
Conqueror's Flail
10%inclusion4 decks42 decks
8%synergy
Hunter's Blowgun
10%inclusion4 decks42 decks
9%synergy
Tome of Legends
10%inclusion4 decks42 decks
9%synergy
Puppet Strings
10%inclusion4 decks42 decks
9%synergy
Halo Fountain
7.1%inclusion3 decks42 decks
7%synergy
Crawlspace
7.1%inclusion3 decks42 decks
6%synergy
Helm of the Host
7.1%inclusion3 decks42 decks
1%synergy
Darksteel Plate
7.1%inclusion3 decks42 decks
5%synergy
Champion's Helm
7.1%inclusion3 decks42 decks
6%synergy
Sword of the Animist
7.1%inclusion3 decks42 decks
-2%synergy
Haystack
7.1%inclusion3 decks42 decks
6%synergy
Scythe of the Wretched
7.1%inclusion3 decks42 decks
7%synergy
Infantry Shield
5.4%inclusion2 decks37 decks
-4%synergy
Enchantments
Fighter Class
48%inclusion20 decks42 decks
45%synergy
Sigarda's Aid
43%inclusion18 decks42 decks
40%synergy
Dazzling Theater // Prop Room
43%inclusion17 decks40 decks
41%synergy
Black Market Connections
38%inclusion16 decks42 decks
22%synergy
Gift of Doom
36%inclusion15 decks42 decks
35%synergy
Phyrexian Arena
31%inclusion13 decks42 decks
12%synergy
Revel in Riches
26%inclusion11 decks42 decks
20%synergy
Forge Anew
24%inclusion10 decks42 decks
22%synergy
Reconnaissance
21%inclusion9 decks42 decks
10%synergy
Kaya's Ghostform
17%inclusion7 decks42 decks
14%synergy
Land Tax
17%inclusion7 decks42 decks
11%synergy
Ghostly Prison
17%inclusion7 decks42 decks
9%synergy
Trouble in Pairs
17%inclusion7 decks42 decks
12%synergy
All-Out Assault
16%inclusion6 decks37 decks
4%synergy
Black Market
14%inclusion6 decks42 decks
9%synergy
Aspect of Gorgon
14%inclusion6 decks42 decks
14%synergy
Spiteful Banditry
14%inclusion6 decks42 decks
12%synergy
Gift of Immortality
12%inclusion5 decks42 decks
11%synergy
Nowhere to Run
10%inclusion4 decks40 decks
9%synergy
The Meathook Massacre
10%inclusion4 decks42 decks
4%synergy
Agent of the Shadow Thieves
7.1%inclusion3 decks42 decks
6%synergy
Phyresis
7.1%inclusion3 decks42 decks
7%synergy
Planeswalkers
Vraska, Betrayal's Sting
12%inclusion5 decks42 decks
12%synergy
Utility Lands
Urborg, Tomb of Yawgmoth
48%inclusion20 decks42 decks
34%synergy
Arcane Lighthouse
45%inclusion19 decks42 decks
44%synergy
Rogue's Passage
43%inclusion18 decks42 decks
19%synergy
Vault of the Archangel
40%inclusion17 decks42 decks
18%synergy
Bojuka Bog
36%inclusion15 decks42 decks
5%synergy
Shizo, Death's Storehouse
33%inclusion14 decks42 decks
26%synergy
Urza's Saga
33%inclusion14 decks42 decks
29%synergy
Karn's Bastion
26%inclusion11 decks42 decks
25%synergy
Detection Tower
24%inclusion10 decks42 decks
23%synergy
Axgard Armory
17%inclusion7 decks42 decks
15%synergy
Reliquary Tower
17%inclusion7 decks42 decks
1%synergy
Arena of Glory
15%inclusion6 decks41 decks
7%synergy
Buried Ruin
14%inclusion6 decks42 decks
11%synergy
Sunhome, Fortress of the Legion
14%inclusion6 decks42 decks
11%synergy
Command Beacon
12%inclusion5 decks42 decks
6%synergy
Shinka, the Bloodsoaked Keep
10%inclusion4 decks42 decks
7%synergy
Maze of Ith
10%inclusion4 decks42 decks
6%synergy
Volrath's Stronghold
10%inclusion4 decks42 decks
8%synergy
Strip Mine
10%inclusion4 decks42 decks
8%synergy
Eiganjo, Seat of the Empire
7.1%inclusion3 decks42 decks
1%synergy
Castle Locthwain
7.1%inclusion3 decks42 decks
4%synergy
Inventors' Fair
7.1%inclusion3 decks42 decks
4%synergy
Mana Artifacts
Arcane Signet
86%inclusion36 decks42 decks
0%synergy
Sol Ring
83%inclusion35 decks42 decks
-5%synergy
Patriar's Seal
57%inclusion24 decks42 decks
55%synergy
Talisman of Hierarchy
57%inclusion24 decks42 decks
16%synergy
Talisman of Conviction
52%inclusion22 decks42 decks
11%synergy
Talisman of Indulgence
48%inclusion20 decks42 decks
11%synergy
Orzhov Signet
40%inclusion17 decks42 decks
9%synergy
Fellwar Stone
31%inclusion13 decks42 decks
3%synergy
Rakdos Signet
29%inclusion12 decks42 decks
-1%synergy
Boros Signet
26%inclusion11 decks42 decks
-1%synergy
Bounty Board
17%inclusion7 decks42 decks
15%synergy
Aetheric Amplifier
15%inclusion6 decks40 decks
15%synergy
Chromatic Lantern
12%inclusion5 decks42 decks
1%synergy
Mox Opal
12%inclusion5 decks42 decks
8%synergy
Bandit's Haul
10%inclusion4 decks42 decks
8%synergy
Mind Stone
10%inclusion4 decks42 decks
1%synergy
Staff of Compleation
7.1%inclusion3 decks42 decks
7%synergy
Lotus Petal
7.1%inclusion3 decks42 decks
2%synergy
Mox Amber
7.1%inclusion3 decks42 decks
3%synergy
The Soul Stone
7.1%inclusion2 decks28 decks
4%synergy
The Aetherspark
5.0%inclusion2 decks40 decks
4%synergy
Lands
Badlands
100%inclusion42 decks42 decks
88%synergy
Plateau
100%inclusion42 decks42 decks
88%synergy
Scrubland
100%inclusion42 decks42 decks
88%synergy
Command Tower
98%inclusion41 decks42 decks
5%synergy
Godless Shrine
93%inclusion39 decks42 decks
45%synergy
Plains
88%inclusion37 decks42 decks
-7%synergy
Marsh Flats
88%inclusion37 decks42 decks
57%synergy
Blood Crypt
86%inclusion36 decks42 decks
41%synergy
Sacred Foundry
86%inclusion36 decks42 decks
41%synergy
Swamp
86%inclusion36 decks42 decks
-9%synergy
Bloodstained Mire
86%inclusion36 decks42 decks
53%synergy
Arid Mesa
83%inclusion35 decks42 decks
52%synergy
Savai Triome
81%inclusion34 decks42 decks
43%synergy
Mountain
74%inclusion31 decks42 decks
-20%synergy
Vault of Champions
71%inclusion30 decks42 decks
39%synergy
Spectator Seating
67%inclusion28 decks42 decks
36%synergy
Luxury Suite
62%inclusion26 decks42 decks
31%synergy
Exotic Orchard
52%inclusion22 decks42 decks
0%synergy
Forbidden Orchard
50%inclusion21 decks42 decks
47%synergy
Clifftop Retreat
50%inclusion21 decks42 decks
-1%synergy
Isolated Chapel
50%inclusion21 decks42 decks
-3%synergy
Dragonskull Summit
43%inclusion18 decks42 decks
-9%synergy
Nomad Outpost
40%inclusion17 decks42 decks
-18%synergy
Caves of Koilos
33%inclusion14 decks42 decks
-6%synergy
Sundown Pass
33%inclusion14 decks42 decks
13%synergy
Shattered Sanctum
33%inclusion14 decks42 decks
9%synergy
Haunted Ridge
33%inclusion14 decks42 decks
14%synergy
Fetid Heath
31%inclusion13 decks42 decks
10%synergy
Malakir Rebirth
29%inclusion12 decks42 decks
23%synergy
Raucous Theater
26%inclusion11 decks42 decks
16%synergy
Brightclimb Pathway
26%inclusion11 decks42 decks
18%synergy
Shadowy Backstreet
26%inclusion11 decks42 decks
16%synergy
Battlefield Forge
26%inclusion11 decks42 decks
-14%synergy
Needleverge Pathway
26%inclusion11 decks42 decks
18%synergy
Elegant Parlor
26%inclusion11 decks42 decks
16%synergy
Witch Enchanter
24%inclusion10 decks42 decks
17%synergy
Wooded Foothills
24%inclusion10 decks42 decks
18%synergy
Verdant Catacombs
24%inclusion10 decks42 decks
17%synergy
Windswept Heath
21%inclusion9 decks42 decks
15%synergy
Rugged Prairie
21%inclusion9 decks42 decks
4%synergy
Mana Confluence
21%inclusion9 decks42 decks
12%synergy
Blightstep Pathway
21%inclusion9 decks42 decks
14%synergy
Sulfurous Springs
21%inclusion9 decks42 decks
-7%synergy
Fell the Profane
19%inclusion8 decks42 decks
13%synergy
Plaza of Heroes
19%inclusion8 decks42 decks
15%synergy
Prismatic Vista
17%inclusion7 decks42 decks
13%synergy
Polluted Delta
17%inclusion7 decks42 decks
10%synergy
Scalding Tarn
17%inclusion7 decks42 decks
11%synergy
Flooded Strand
17%inclusion7 decks42 decks
11%synergy
Path of Ancestry
14%inclusion6 decks42 decks
-24%synergy
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