Kelsien, the Plague (Commander) - Core

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #447
697decks
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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Hawkeye's Bow
6.5%inclusion2 decks31 decks
6%synergy
Thor, Guardian of Midgard
4.2%inclusion1 decks24 decks
4%synergy
Asgardian Inspiration
3.2%inclusion1 decks31 decks
3%synergy
Hawkeye, Young Avenger
3.2%inclusion1 decks31 decks
3%synergy
Mjölnir, Hammer of Thor
2.8%inclusion1 decks36 decks
2%synergy
High Synergy Cards
Basilisk Collar
84%inclusion587 decks697 decks
80%synergy
Minthara, Merciless Soul
78%inclusion544 decks697 decks
77%synergy
Otharri, Suns' Glory
77%inclusion538 decks697 decks
72%synergy
Rune of Mortality
72%inclusion503 decks697 decks
71%synergy
Vorpal Sword
65%inclusion454 decks697 decks
63%synergy
Sting, the Glinting Dagger
62%inclusion433 decks697 decks
60%synergy
Gorgon's Head
61%inclusion428 decks697 decks
60%synergy
Falthis, Shadowcat Familiar
61%inclusion425 decks697 decks
60%synergy
Mari, the Killing Quill
65%inclusion453 decks697 decks
59%synergy
You Are Already Dead
60%inclusion421 decks697 decks
59%synergy
Top Cards
Morbid Opportunist
74%inclusion517 decks697 decks
56%synergy
Shay Cormac
58%inclusion405 decks697 decks
55%synergy
Drumbellower
56%inclusion393 decks697 decks
55%synergy
General's Enforcer
56%inclusion388 decks697 decks
48%synergy
Swiftfoot Boots
54%inclusion376 decks697 decks
22%synergy
Humble Defector
47%inclusion330 decks697 decks
45%synergy
Termination Facilitator
47%inclusion326 decks697 decks
45%synergy
Gift of Doom
46%inclusion318 decks697 decks
45%synergy
Kalemne, Disciple of Iroas
45%inclusion314 decks697 decks
44%synergy
Mirrodin Avenged
45%inclusion314 decks697 decks
44%synergy
Game Changers
Farewell
5.2%inclusion36 decks697 decks
-5%synergy
Creatures
Mathas, Fiend Seeker
44%inclusion306 decks697 decks
42%synergy
Taii Wakeen, Perfect Shot
43%inclusion300 decks697 decks
42%synergy
Lae'zel, Vlaakith's Champion
43%inclusion300 decks697 decks
41%synergy
Slaughter Specialist
43%inclusion299 decks697 decks
42%synergy
Magda, the Hoardmaster
43%inclusion297 decks697 decks
41%synergy
Daxos the Returned
40%inclusion280 decks697 decks
39%synergy
Harvester of Souls
38%inclusion265 decks697 decks
35%synergy
White Plume Adventurer
38%inclusion264 decks697 decks
37%synergy
Void Beckoner
35%inclusion242 decks697 decks
34%synergy
Ertha Jo, Frontier Mentor
34%inclusion240 decks697 decks
34%synergy
Archetype of Finality
33%inclusion230 decks697 decks
32%synergy
Maha, Its Feathers Night
32%inclusion220 decks691 decks
31%synergy
Blood Cultist
29%inclusion205 decks697 decks
29%synergy
Zagras, Thief of Heartbeats
26%inclusion179 decks697 decks
25%synergy
Mother of Runes
25%inclusion173 decks697 decks
17%synergy
Sun Titan
24%inclusion169 decks697 decks
13%synergy
Ankle Shanker
23%inclusion159 decks697 decks
20%synergy
Goblin Sharpshooter
22%inclusion154 decks697 decks
21%synergy
Queen Marchesa
22%inclusion150 decks697 decks
16%synergy
Assault Intercessor
21%inclusion148 decks697 decks
21%synergy
Athreos, Shroud-Veiled
21%inclusion146 decks697 decks
20%synergy
Clackbridge Troll
21%inclusion143 decks697 decks
20%synergy
Marvin, Murderous Mimic
20%inclusion129 decks637 decks
19%synergy
Cunning Sparkmage
20%inclusion139 decks697 decks
20%synergy
Akiri, Fearless Voyager
18%inclusion123 decks697 decks
16%synergy
Tor Wauki the Younger
18%inclusion123 decks697 decks
17%synergy
Deathbringer Thoctar
17%inclusion121 decks697 decks
17%synergy
Vulshok Sorcerer
17%inclusion116 decks697 decks
16%synergy
Puresteel Paladin
16%inclusion114 decks697 decks
13%synergy
Solemn Simulacrum
16%inclusion110 decks697 decks
3%synergy
Robaran Mercenaries
15%inclusion104 decks697 decks
15%synergy
Grateful Apparition
14%inclusion99 decks697 decks
14%synergy
Massacre Girl, Known Killer
14%inclusion99 decks697 decks
12%synergy
Kratos, Stoic Father
14%inclusion34 decks244 decks
14%synergy
Royal Assassin
13%inclusion90 decks697 decks
10%synergy
Torbran, Thane of Red Fell
13%inclusion89 decks697 decks
12%synergy
Onyx Mage
11%inclusion77 decks697 decks
11%synergy
Aang, Airbending Master
11%inclusion29 decks269 decks
10%synergy
Rakdos Ickspitter
11%inclusion74 decks697 decks
10%synergy
Blood Artist
10%inclusion73 decks697 decks
-8%synergy
Jirina, Dauntless General
9.3%inclusion65 decks697 decks
7%synergy
Gisa, Glorious Resurrector
9.2%inclusion64 decks697 decks
8%synergy
Azula, Ruthless Firebender
9.1%inclusion20 decks219 decks
9%synergy
Sram, Senior Edificer
8.8%inclusion61 decks697 decks
6%synergy
Bureau Headmaster
8.8%inclusion61 decks697 decks
8%synergy
Stoneforge Mystic
8.5%inclusion59 decks697 decks
6%synergy
Esper Sentinel
8.3%inclusion58 decks697 decks
-10%synergy
Metastatic Evangel
7.7%inclusion54 decks697 decks
7%synergy
Qarsi Revenant
7.7%inclusion30 decks391 decks
5%synergy
Prodigal Pyromancer
7.6%inclusion53 decks697 decks
8%synergy
Instants
Swords to Plowshares
45%inclusion311 decks697 decks
-17%synergy
Crackling Doom
44%inclusion308 decks697 decks
27%synergy
Boros Charm
38%inclusion267 decks697 decks
9%synergy
Stroke of Midnight
36%inclusion248 decks697 decks
24%synergy
Fracture
32%inclusion220 decks697 decks
26%synergy
Despark
29%inclusion199 decks697 decks
15%synergy
Offer Immortality
27%inclusion187 decks697 decks
26%synergy
Path to Exile
27%inclusion186 decks697 decks
-20%synergy
Generous Gift
26%inclusion180 decks697 decks
8%synergy
Anguished Unmaking
25%inclusion174 decks697 decks
-8%synergy
Bladebrand
25%inclusion171 decks697 decks
24%synergy
Terminate
19%inclusion129 decks697 decks
6%synergy
Mortify
19%inclusion129 decks697 decks
3%synergy
Dire Tactics
18%inclusion124 decks697 decks
15%synergy
Chaos Warp
15%inclusion103 decks697 decks
-1%synergy
Rakdos Charm
12%inclusion86 decks697 decks
3%synergy
Virulent Swipe
11%inclusion78 decks697 decks
11%synergy
Wear // Tear
11%inclusion76 decks697 decks
-0%synergy
Flawless Maneuver
11%inclusion74 decks697 decks
-4%synergy
Battle-Rage Blessing
10%inclusion73 decks697 decks
10%synergy
Malakir Rebirth
10%inclusion69 decks697 decks
4%synergy
Tragic Slip
10%inclusion69 decks697 decks
9%synergy
Toxin Analysis
10%inclusion68 decks697 decks
10%synergy
Thrill of Possibility
10%inclusion67 decks697 decks
2%synergy
Deflecting Palm
9.3%inclusion65 decks697 decks
3%synergy
Dawn's Truce
9.0%inclusion62 decks690 decks
2%synergy
Bedevil
8.8%inclusion61 decks697 decks
2%synergy
Volt Charge
8.6%inclusion60 decks697 decks
8%synergy
Legion Leadership
8.0%inclusion56 decks697 decks
4%synergy
Sejiri Shelter
7.9%inclusion55 decks697 decks
6%synergy
Whisper of the Dross
7.5%inclusion52 decks697 decks
7%synergy
Touch of Moonglove
7.5%inclusion52 decks697 decks
7%synergy
Untimely Malfunction
7.1%inclusion46 decks644 decks
2%synergy
Utter End
6.3%inclusion44 decks697 decks
2%synergy
Harsh Annotation
6.3%inclusion5 decks80 decks
6%synergy
Inevitable Defeat
5.4%inclusion23 decks428 decks
-0%synergy
Swift Demise
5.3%inclusion7 decks132 decks
5%synergy
Sorceries
Open the Armory
42%inclusion290 decks697 decks
38%synergy
Ruinous Ultimatum
41%inclusion287 decks697 decks
2%synergy
Mythos of Snapdax
37%inclusion259 decks697 decks
32%synergy
Painful Truths
35%inclusion243 decks697 decks
27%synergy
Read the Bones
30%inclusion210 decks697 decks
21%synergy
Call of the Death-Dweller
26%inclusion178 decks697 decks
25%synergy
Night's Whisper
24%inclusion164 decks697 decks
10%synergy
Sign in Blood
21%inclusion144 decks697 decks
13%synergy
Drown in Ichor
20%inclusion136 decks697 decks
19%synergy
Blasphemous Act
18%inclusion123 decks697 decks
-5%synergy
Vandalblast
17%inclusion116 decks697 decks
6%synergy
Steelshaper's Gift
16%inclusion112 decks697 decks
13%synergy
Sevinne's Reclamation
13%inclusion94 decks697 decks
6%synergy
Damn
12%inclusion86 decks697 decks
-5%synergy
Vindicate
12%inclusion85 decks697 decks
6%synergy
Chandra's Ignition
11%inclusion77 decks697 decks
9%synergy
Single Combat
11%inclusion75 decks697 decks
9%synergy
Unfinished Business
10%inclusion70 decks697 decks
10%synergy
Austere Command
9.5%inclusion66 decks697 decks
2%synergy
Unearth
9.3%inclusion65 decks697 decks
7%synergy
Feed the Swarm
8.8%inclusion61 decks697 decks
4%synergy
Vat Emergence
8.6%inclusion60 decks697 decks
8%synergy
Faithless Looting
8.6%inclusion60 decks697 decks
-7%synergy
Rip Apart
7.5%inclusion52 decks697 decks
6%synergy
Divine Reckoning
5.6%inclusion39 decks697 decks
5%synergy
Ambition's Cost
5.6%inclusion39 decks697 decks
4%synergy
Decorum Dissertation
5.0%inclusion4 decks80 decks
3%synergy
Utility Artifacts
Thornbite Staff
44%inclusion309 decks697 decks
43%synergy
Gorgon Flail
43%inclusion298 decks697 decks
42%synergy
Quietus Spike
41%inclusion283 decks697 decks
39%synergy
Magewright's Stone
32%inclusion225 decks697 decks
31%synergy
Hunter's Blowgun
31%inclusion215 decks697 decks
30%synergy
Shadowspear
27%inclusion191 decks697 decks
23%synergy
Illusionist's Bracers
27%inclusion190 decks697 decks
26%synergy
Thousand-Year Elixir
25%inclusion175 decks697 decks
24%synergy
Glaring Spotlight
17%inclusion117 decks697 decks
16%synergy
Lightning Greaves
15%inclusion103 decks697 decks
-20%synergy
Battlemage's Bracers
15%inclusion102 decks697 decks
14%synergy
Wayfarer's Bauble
14%inclusion99 decks697 decks
6%synergy
Whispersilk Cloak
12%inclusion82 decks697 decks
6%synergy
Puppet Strings
11%inclusion78 decks697 decks
11%synergy
Mithril Coat
11%inclusion75 decks697 decks
5%synergy
Brotherhood Regalia
11%inclusion75 decks697 decks
8%synergy
Hidden Blade
10%inclusion70 decks697 decks
9%synergy
Mask of Griselbrand
8.6%inclusion60 decks697 decks
8%synergy
Sword of the Animist
7.3%inclusion51 decks697 decks
-2%synergy
Loxodon Warhammer
6.9%inclusion48 decks697 decks
5%synergy
Dragonfire Blade
6.5%inclusion25 decks387 decks
5%synergy
Reaper's Talisman
6.2%inclusion43 decks697 decks
6%synergy
Haystack
5.9%inclusion41 decks697 decks
4%synergy
Sword of Truth and Justice
5.7%inclusion40 decks697 decks
5%synergy
Robe of Stars
5.7%inclusion40 decks697 decks
5%synergy
The Masamune
5.7%inclusion18 decks315 decks
5%synergy
Halo Fountain
5.3%inclusion37 decks697 decks
5%synergy
Enchantments
Dazzling Theater // Prop Room
30%inclusion188 decks633 decks
28%synergy
Phyrexian Arena
29%inclusion203 decks697 decks
11%synergy
Aspect of Gorgon
28%inclusion192 decks697 decks
27%synergy
Fighter Class
27%inclusion188 decks697 decks
24%synergy
All-Out Assault
27%inclusion105 decks391 decks
15%synergy
At Knifepoint
23%inclusion159 decks697 decks
21%synergy
Reconnaissance
17%inclusion119 decks697 decks
5%synergy
Retreat to Hagra
16%inclusion111 decks697 decks
16%synergy
Agent of the Shadow Thieves
15%inclusion106 decks697 decks
15%synergy
Death Pits of Rath
14%inclusion101 decks697 decks
14%synergy
Black Market
14%inclusion100 decks697 decks
9%synergy
Revel in Riches
13%inclusion93 decks697 decks
7%synergy
Eternal Thirst
11%inclusion78 decks697 decks
11%synergy
Black Market Connections
10%inclusion69 decks697 decks
-6%synergy
Forge Anew
9.5%inclusion66 decks697 decks
7%synergy
Sigarda's Aid
8.6%inclusion60 decks697 decks
6%synergy
Nowhere to Run
8.6%inclusion60 decks697 decks
8%synergy
Kaya's Ghostform
7.5%inclusion52 decks697 decks
5%synergy
Grave Betrayal
7.2%inclusion50 decks697 decks
7%synergy
Glasswing Grace
6.6%inclusion46 decks697 decks
5%synergy
Gift of Immortality
5.6%inclusion39 decks697 decks
5%synergy
Feast of the Victorious Dead
5.5%inclusion38 decks697 decks
5%synergy
Planeswalkers
Kaya, Geist Hunter
8.6%inclusion60 decks697 decks
4%synergy
Vraska, Betrayal's Sting
7.9%inclusion55 decks697 decks
8%synergy
Dihada, Binder of Wills
6.9%inclusion48 decks697 decks
3%synergy
Utility Lands
Vault of the Archangel
55%inclusion385 decks697 decks
32%synergy
Rogue's Passage
55%inclusion382 decks697 decks
31%synergy
Bojuka Bog
38%inclusion265 decks697 decks
7%synergy
Arcane Lighthouse
30%inclusion212 decks697 decks
29%synergy
Detection Tower
24%inclusion169 decks697 decks
24%synergy
Karn's Bastion
24%inclusion168 decks697 decks
23%synergy
Axgard Armory
17%inclusion118 decks697 decks
15%synergy
Buried Ruin
10%inclusion73 decks697 decks
7%synergy
Sunhome, Fortress of the Legion
10%inclusion72 decks697 decks
7%synergy
Reliquary Tower
8.0%inclusion56 decks697 decks
-7%synergy
Temple of the False God
7.2%inclusion50 decks697 decks
1%synergy
Urborg, Tomb of Yawgmoth
6.0%inclusion42 decks697 decks
-7%synergy
Shizo, Death's Storehouse
5.9%inclusion41 decks697 decks
-1%synergy
Mana Artifacts
Arcane Signet
87%inclusion609 decks697 decks
2%synergy
Sol Ring
80%inclusion556 decks697 decks
-9%synergy
Patriar's Seal
60%inclusion416 decks697 decks
58%synergy
Orzhov Signet
50%inclusion349 decks697 decks
20%synergy
Rakdos Signet
47%inclusion325 decks697 decks
18%synergy
Boros Signet
42%inclusion294 decks697 decks
15%synergy
Talisman of Hierarchy
32%inclusion224 decks697 decks
-9%synergy
Talisman of Conviction
32%inclusion222 decks697 decks
-10%synergy
Talisman of Indulgence
26%inclusion181 decks697 decks
-11%synergy
Fellwar Stone
25%inclusion173 decks697 decks
-3%synergy
Bounty Board
25%inclusion173 decks697 decks
23%synergy
Commander's Sphere
19%inclusion133 decks697 decks
5%synergy
Bandit's Haul
14%inclusion96 decks697 decks
13%synergy
Aetheric Amplifier
12%inclusion55 decks474 decks
11%synergy
Chromatic Lantern
7.5%inclusion52 decks697 decks
-3%synergy
Mardu Banner
6.6%inclusion46 decks697 decks
4%synergy
Mind Stone
6.6%inclusion46 decks697 decks
-2%synergy
Savai Crystal
5.6%inclusion39 decks697 decks
4%synergy
Staff of Compleation
5.2%inclusion36 decks697 decks
5%synergy
Lands
Swamp
98%inclusion685 decks697 decks
3%synergy
Plains
98%inclusion685 decks697 decks
3%synergy
Mountain
98%inclusion681 decks697 decks
4%synergy
Command Tower
94%inclusion653 decks697 decks
1%synergy
Nomad Outpost
76%inclusion527 decks697 decks
18%synergy
Exotic Orchard
63%inclusion438 decks697 decks
10%synergy
Clifftop Retreat
52%inclusion365 decks697 decks
1%synergy
Isolated Chapel
51%inclusion355 decks697 decks
-3%synergy
Dragonskull Summit
49%inclusion344 decks697 decks
-3%synergy
Caves of Koilos
44%inclusion308 decks697 decks
5%synergy
Battlefield Forge
44%inclusion304 decks697 decks
3%synergy
Smoldering Marsh
42%inclusion291 decks697 decks
5%synergy
Savai Triome
38%inclusion265 decks697 decks
0%synergy
Evolving Wilds
36%inclusion250 decks697 decks
10%synergy
Forbidden Orchard
36%inclusion248 decks697 decks
33%synergy
Godless Shrine
32%inclusion223 decks697 decks
-16%synergy
Shattered Landscape
32%inclusion222 decks697 decks
13%synergy
Sacred Foundry
31%inclusion213 decks697 decks
-15%synergy
Blood Crypt
30%inclusion208 decks697 decks
-15%synergy
Vault of Champions
30%inclusion208 decks697 decks
-2%synergy
Spectator Seating
28%inclusion194 decks697 decks
-3%synergy
Path of Ancestry
27%inclusion189 decks697 decks
-11%synergy
Luxury Suite
27%inclusion185 decks697 decks
-4%synergy
Orzhov Basilica
26%inclusion183 decks697 decks
13%synergy
Temple of Silence
26%inclusion182 decks697 decks
4%synergy
Temple of Triumph
24%inclusion169 decks697 decks
3%synergy
Terramorphic Expanse
24%inclusion166 decks697 decks
5%synergy
Rakdos Carnarium
24%inclusion164 decks697 decks
12%synergy
Boros Garrison
24%inclusion164 decks697 decks
12%synergy
Sundown Pass
23%inclusion162 decks697 decks
2%synergy
Sulfurous Springs
23%inclusion162 decks697 decks
-5%synergy
Shattered Sanctum
21%inclusion149 decks697 decks
-4%synergy
Haunted Ridge
20%inclusion139 decks697 decks
0%synergy
Temple of Malice
20%inclusion137 decks697 decks
4%synergy
Myriad Landscape
18%inclusion123 decks697 decks
7%synergy
Shadowblood Ridge
17%inclusion121 decks697 decks
2%synergy
Marsh Flats
17%inclusion116 decks697 decks
-15%synergy
Arid Mesa
16%inclusion113 decks697 decks
-15%synergy
Bloodstained Mire
16%inclusion113 decks697 decks
-17%synergy
Rugged Prairie
15%inclusion105 decks697 decks
-3%synergy
Tainted Field
15%inclusion104 decks697 decks
3%synergy
Fetid Heath
15%inclusion102 decks697 decks
-7%synergy
Foreboding Ruins
12%inclusion82 decks697 decks
1%synergy
Furycalm Snarl
10%inclusion71 decks697 decks
0%synergy
Malakir Rebirth
10%inclusion69 decks697 decks
4%synergy
Bloodfell Caves
9.2%inclusion64 decks697 decks
0%synergy
Shineshadow Snarl
9.2%inclusion64 decks697 decks
-1%synergy
Brightclimb Pathway
8.8%inclusion61 decks697 decks
0%synergy
Scoured Barrens
8.6%inclusion60 decks697 decks
-0%synergy
Legion Leadership
8.0%inclusion56 decks697 decks
4%synergy
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