Kelsien, the Plague (Commander) - Core

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #453
684decks
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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Hawkeye, Young Avenger
4.8%inclusion3 decks63 decks
5%synergy
Vibranium Strike Gauntlets
3.3%inclusion2 decks60 decks
3%synergy
Hawkeye's Bow
3.2%inclusion2 decks63 decks
3%synergy
Thor, Guardian of Midgard
1.7%inclusion1 decks58 decks
2%synergy
Asgardian Inspiration
1.6%inclusion1 decks63 decks
2%synergy
High Synergy Cards
Basilisk Collar
85%inclusion580 decks684 decks
81%synergy
Minthara, Merciless Soul
78%inclusion533 decks684 decks
76%synergy
Otharri, Suns' Glory
78%inclusion531 decks684 decks
72%synergy
Rune of Mortality
72%inclusion492 decks684 decks
71%synergy
Vorpal Sword
65%inclusion446 decks684 decks
63%synergy
Sting, the Glinting Dagger
62%inclusion421 decks684 decks
60%synergy
Falthis, Shadowcat Familiar
61%inclusion416 decks684 decks
60%synergy
Gorgon's Head
60%inclusion412 decks684 decks
59%synergy
You Are Already Dead
60%inclusion410 decks684 decks
58%synergy
Mari, the Killing Quill
64%inclusion439 decks684 decks
58%synergy
Top Cards
Morbid Opportunist
74%inclusion508 decks684 decks
56%synergy
Shay Cormac
58%inclusion400 decks684 decks
56%synergy
Drumbellower
57%inclusion387 decks684 decks
55%synergy
General's Enforcer
54%inclusion372 decks684 decks
47%synergy
Swiftfoot Boots
53%inclusion363 decks684 decks
22%synergy
Humble Defector
47%inclusion321 decks684 decks
45%synergy
Termination Facilitator
46%inclusion314 decks684 decks
44%synergy
Thornbite Staff
45%inclusion311 decks684 decks
44%synergy
Gift of Doom
45%inclusion307 decks684 decks
44%synergy
Swords to Plowshares
45%inclusion305 decks684 decks
-17%synergy
Creatures
Kalemne, Disciple of Iroas
45%inclusion305 decks684 decks
44%synergy
Taii Wakeen, Perfect Shot
43%inclusion297 decks684 decks
43%synergy
Magda, the Hoardmaster
43%inclusion297 decks684 decks
41%synergy
Lae'zel, Vlaakith's Champion
43%inclusion297 decks684 decks
42%synergy
Mathas, Fiend Seeker
43%inclusion294 decks684 decks
41%synergy
Slaughter Specialist
43%inclusion294 decks684 decks
42%synergy
Daxos the Returned
40%inclusion272 decks684 decks
39%synergy
White Plume Adventurer
37%inclusion256 decks684 decks
36%synergy
Harvester of Souls
37%inclusion256 decks684 decks
35%synergy
Ertha Jo, Frontier Mentor
36%inclusion244 decks684 decks
35%synergy
Void Beckoner
35%inclusion236 decks684 decks
34%synergy
Archetype of Finality
32%inclusion222 decks684 decks
32%synergy
Maha, Its Feathers Night
32%inclusion221 decks684 decks
31%synergy
Blood Cultist
29%inclusion198 decks684 decks
29%synergy
Zagras, Thief of Heartbeats
25%inclusion170 decks684 decks
24%synergy
Mother of Runes
24%inclusion167 decks684 decks
17%synergy
Sun Titan
23%inclusion158 decks684 decks
12%synergy
Goblin Sharpshooter
21%inclusion147 decks684 decks
21%synergy
Ankle Shanker
21%inclusion146 decks684 decks
18%synergy
Assault Intercessor
21%inclusion146 decks684 decks
21%synergy
Athreos, Shroud-Veiled
21%inclusion145 decks684 decks
20%synergy
Queen Marchesa
21%inclusion143 decks684 decks
15%synergy
Marvin, Murderous Mimic
20%inclusion132 decks655 decks
19%synergy
Clackbridge Troll
20%inclusion136 decks684 decks
20%synergy
Cunning Sparkmage
19%inclusion133 decks684 decks
19%synergy
Akiri, Fearless Voyager
18%inclusion123 decks684 decks
16%synergy
Tor Wauki the Younger
17%inclusion115 decks684 decks
17%synergy
Deathbringer Thoctar
17%inclusion113 decks684 decks
16%synergy
Puresteel Paladin
17%inclusion113 decks684 decks
13%synergy
Vulshok Sorcerer
16%inclusion112 decks684 decks
16%synergy
Solemn Simulacrum
16%inclusion108 decks684 decks
3%synergy
Robaran Mercenaries
14%inclusion99 decks684 decks
14%synergy
Grateful Apparition
14%inclusion99 decks684 decks
14%synergy
Massacre Girl, Known Killer
14%inclusion94 decks684 decks
12%synergy
Kratos, Stoic Father
13%inclusion35 decks263 decks
13%synergy
Royal Assassin
13%inclusion90 decks684 decks
10%synergy
Torbran, Thane of Red Fell
12%inclusion85 decks684 decks
12%synergy
Blood Artist
11%inclusion76 decks684 decks
-7%synergy
Aang, Airbending Master
11%inclusion31 decks288 decks
10%synergy
Rakdos Ickspitter
11%inclusion72 decks684 decks
10%synergy
Onyx Mage
10%inclusion70 decks684 decks
10%synergy
Sram, Senior Edificer
8.9%inclusion61 decks684 decks
6%synergy
Gisa, Glorious Resurrector
8.9%inclusion61 decks684 decks
8%synergy
Jirina, Dauntless General
8.9%inclusion61 decks684 decks
7%synergy
Azula, Ruthless Firebender
8.8%inclusion21 decks238 decks
9%synergy
Stoneforge Mystic
8.6%inclusion59 decks684 decks
6%synergy
Esper Sentinel
8.6%inclusion59 decks684 decks
-10%synergy
Bureau Headmaster
8.3%inclusion57 decks684 decks
8%synergy
Qarsi Revenant
8.3%inclusion34 decks409 decks
5%synergy
Metastatic Evangel
7.7%inclusion53 decks684 decks
7%synergy
Instants
Mirrodin Avenged
45%inclusion305 decks684 decks
44%synergy
Crackling Doom
43%inclusion296 decks684 decks
26%synergy
Boros Charm
39%inclusion266 decks684 decks
10%synergy
Stroke of Midnight
37%inclusion251 decks684 decks
25%synergy
Fracture
31%inclusion215 decks684 decks
26%synergy
Despark
29%inclusion195 decks684 decks
15%synergy
Path to Exile
27%inclusion185 decks684 decks
-20%synergy
Offer Immortality
26%inclusion178 decks684 decks
25%synergy
Generous Gift
26%inclusion175 decks684 decks
8%synergy
Anguished Unmaking
25%inclusion174 decks684 decks
-8%synergy
Bladebrand
24%inclusion164 decks684 decks
24%synergy
Terminate
19%inclusion127 decks684 decks
6%synergy
Mortify
18%inclusion125 decks684 decks
3%synergy
Dire Tactics
17%inclusion117 decks684 decks
15%synergy
Chaos Warp
15%inclusion102 decks684 decks
-1%synergy
Rakdos Charm
13%inclusion90 decks684 decks
4%synergy
Wear // Tear
12%inclusion79 decks684 decks
0%synergy
Flawless Maneuver
11%inclusion78 decks684 decks
-3%synergy
Virulent Swipe
11%inclusion74 decks684 decks
11%synergy
Battle-Rage Blessing
10%inclusion71 decks684 decks
10%synergy
Malakir Rebirth
10%inclusion71 decks684 decks
5%synergy
Tragic Slip
10%inclusion70 decks684 decks
9%synergy
Thrill of Possibility
10%inclusion65 decks684 decks
2%synergy
Toxin Analysis
9.4%inclusion64 decks684 decks
9%synergy
Dawn's Truce
9.4%inclusion64 decks684 decks
2%synergy
Deflecting Palm
9.2%inclusion63 decks684 decks
2%synergy
Bedevil
8.6%inclusion59 decks684 decks
2%synergy
Sejiri Shelter
8.3%inclusion57 decks684 decks
6%synergy
Volt Charge
8.2%inclusion56 decks684 decks
8%synergy
Legion Leadership
7.6%inclusion52 decks684 decks
3%synergy
Untimely Malfunction
7.1%inclusion47 decks662 decks
2%synergy
Whisper of the Dross
7.0%inclusion48 decks684 decks
7%synergy
Touch of Moonglove
7.0%inclusion48 decks684 decks
7%synergy
Utter End
6.4%inclusion44 decks684 decks
2%synergy
Harsh Annotation
5.6%inclusion6 decks107 decks
5%synergy
Fell the Profane
5.3%inclusion36 decks684 decks
-1%synergy
Inevitable Defeat
5.2%inclusion23 decks446 decks
-0%synergy
Alesha's Legacy
5.1%inclusion21 decks408 decks
4%synergy
Swift Demise
5.1%inclusion8 decks156 decks
5%synergy
Sorceries
Ruinous Ultimatum
42%inclusion286 decks684 decks
3%synergy
Open the Armory
41%inclusion283 decks684 decks
37%synergy
Mythos of Snapdax
37%inclusion250 decks684 decks
31%synergy
Painful Truths
34%inclusion234 decks684 decks
27%synergy
Read the Bones
29%inclusion195 decks684 decks
20%synergy
Night's Whisper
24%inclusion166 decks684 decks
11%synergy
Call of the Death-Dweller
24%inclusion164 decks684 decks
24%synergy
Sign in Blood
20%inclusion139 decks684 decks
13%synergy
Drown in Ichor
19%inclusion132 decks684 decks
19%synergy
Blasphemous Act
18%inclusion123 decks684 decks
-5%synergy
Vandalblast
17%inclusion116 decks684 decks
7%synergy
Steelshaper's Gift
17%inclusion115 decks684 decks
14%synergy
Sevinne's Reclamation
14%inclusion97 decks684 decks
6%synergy
Damn
12%inclusion83 decks684 decks
-5%synergy
Vindicate
12%inclusion82 decks684 decks
6%synergy
Single Combat
11%inclusion75 decks684 decks
10%synergy
Chandra's Ignition
11%inclusion74 decks684 decks
9%synergy
Austere Command
10%inclusion70 decks684 decks
3%synergy
Unfinished Business
9.1%inclusion62 decks684 decks
9%synergy
Faithless Looting
8.9%inclusion61 decks684 decks
-6%synergy
Unearth
8.6%inclusion59 decks684 decks
6%synergy
Feed the Swarm
8.5%inclusion58 decks684 decks
4%synergy
Vat Emergence
8.3%inclusion57 decks684 decks
8%synergy
Rip Apart
7.2%inclusion49 decks684 decks
6%synergy
Divine Reckoning
5.6%inclusion38 decks684 decks
5%synergy
Ambition's Cost
5.6%inclusion38 decks684 decks
4%synergy
Toxic Deluge
5.1%inclusion35 decks684 decks
-3%synergy
Utility Artifacts
Gorgon Flail
43%inclusion295 decks684 decks
42%synergy
Quietus Spike
41%inclusion280 decks684 decks
40%synergy
Magewright's Stone
33%inclusion227 decks684 decks
32%synergy
Hunter's Blowgun
30%inclusion207 decks684 decks
30%synergy
Illusionist's Bracers
28%inclusion193 decks684 decks
27%synergy
Shadowspear
27%inclusion187 decks684 decks
23%synergy
Thousand-Year Elixir
25%inclusion168 decks684 decks
24%synergy
Glaring Spotlight
17%inclusion118 decks684 decks
17%synergy
Lightning Greaves
15%inclusion102 decks684 decks
-19%synergy
Battlemage's Bracers
14%inclusion99 decks684 decks
14%synergy
Wayfarer's Bauble
14%inclusion94 decks684 decks
5%synergy
Whispersilk Cloak
12%inclusion81 decks684 decks
6%synergy
Mithril Coat
11%inclusion77 decks684 decks
6%synergy
Puppet Strings
11%inclusion75 decks684 decks
11%synergy
Hidden Blade
10%inclusion70 decks684 decks
10%synergy
Brotherhood Regalia
10%inclusion68 decks684 decks
7%synergy
Mask of Griselbrand
8.6%inclusion59 decks684 decks
8%synergy
Sword of the Animist
7.5%inclusion51 decks684 decks
-1%synergy
Loxodon Warhammer
7.0%inclusion48 decks684 decks
5%synergy
Haystack
6.4%inclusion44 decks684 decks
5%synergy
Dragonfire Blade
6.4%inclusion26 decks405 decks
5%synergy
Robe of Stars
6.0%inclusion41 decks684 decks
5%synergy
Sword of Truth and Justice
6.0%inclusion41 decks684 decks
5%synergy
The Masamune
6.0%inclusion20 decks334 decks
5%synergy
Reaper's Talisman
5.6%inclusion38 decks684 decks
5%synergy
Halo Fountain
5.4%inclusion37 decks684 decks
5%synergy
Enchantments
Phyrexian Arena
30%inclusion206 decks684 decks
12%synergy
Dazzling Theater // Prop Room
29%inclusion190 decks651 decks
27%synergy
Fighter Class
27%inclusion188 decks684 decks
25%synergy
Aspect of Gorgon
27%inclusion186 decks684 decks
27%synergy
All-Out Assault
27%inclusion111 decks409 decks
16%synergy
At Knifepoint
22%inclusion152 decks684 decks
21%synergy
Reconnaissance
18%inclusion120 decks684 decks
5%synergy
Retreat to Hagra
16%inclusion107 decks684 decks
15%synergy
Agent of the Shadow Thieves
15%inclusion105 decks684 decks
15%synergy
Black Market
14%inclusion98 decks684 decks
9%synergy
Death Pits of Rath
14%inclusion93 decks684 decks
13%synergy
Revel in Riches
14%inclusion93 decks684 decks
7%synergy
Eternal Thirst
11%inclusion76 decks684 decks
11%synergy
Black Market Connections
11%inclusion72 decks684 decks
-5%synergy
Forge Anew
10%inclusion65 decks684 decks
7%synergy
Nowhere to Run
8.8%inclusion60 decks684 decks
8%synergy
Sigarda's Aid
8.6%inclusion59 decks684 decks
6%synergy
Kaya's Ghostform
7.2%inclusion49 decks684 decks
5%synergy
Grave Betrayal
6.7%inclusion46 decks684 decks
6%synergy
Glasswing Grace
6.6%inclusion45 decks684 decks
5%synergy
Gift of Immortality
5.8%inclusion40 decks684 decks
5%synergy
Feast of the Victorious Dead
5.3%inclusion36 decks684 decks
5%synergy
Planeswalkers
Kaya, Geist Hunter
8.0%inclusion55 decks684 decks
4%synergy
Vraska, Betrayal's Sting
7.9%inclusion54 decks684 decks
8%synergy
Dihada, Binder of Wills
6.9%inclusion47 decks684 decks
3%synergy
Utility Lands
Vault of the Archangel
56%inclusion382 decks684 decks
33%synergy
Rogue's Passage
54%inclusion371 decks684 decks
30%synergy
Bojuka Bog
38%inclusion259 decks684 decks
7%synergy
Arcane Lighthouse
31%inclusion211 decks684 decks
30%synergy
Detection Tower
24%inclusion167 decks684 decks
24%synergy
Karn's Bastion
24%inclusion167 decks684 decks
24%synergy
Axgard Armory
17%inclusion116 decks684 decks
15%synergy
Buried Ruin
11%inclusion72 decks684 decks
7%synergy
Sunhome, Fortress of the Legion
10%inclusion69 decks684 decks
7%synergy
Reliquary Tower
7.7%inclusion53 decks684 decks
-7%synergy
Temple of the False God
7.2%inclusion49 decks684 decks
1%synergy
Urborg, Tomb of Yawgmoth
6.1%inclusion42 decks684 decks
-7%synergy
Shizo, Death's Storehouse
5.6%inclusion38 decks684 decks
-1%synergy
Mana Artifacts
Arcane Signet
88%inclusion601 decks684 decks
2%synergy
Sol Ring
80%inclusion545 decks684 decks
-9%synergy
Patriar's Seal
60%inclusion407 decks684 decks
58%synergy
Orzhov Signet
50%inclusion341 decks684 decks
20%synergy
Rakdos Signet
46%inclusion314 decks684 decks
18%synergy
Boros Signet
41%inclusion283 decks684 decks
15%synergy
Talisman of Hierarchy
32%inclusion220 decks684 decks
-9%synergy
Talisman of Conviction
32%inclusion217 decks684 decks
-10%synergy
Talisman of Indulgence
26%inclusion176 decks684 decks
-11%synergy
Fellwar Stone
25%inclusion171 decks684 decks
-3%synergy
Bounty Board
25%inclusion170 decks684 decks
23%synergy
Commander's Sphere
19%inclusion127 decks684 decks
5%synergy
Bandit's Haul
14%inclusion93 decks684 decks
13%synergy
Aetheric Amplifier
12%inclusion59 decks492 decks
12%synergy
Chromatic Lantern
7.2%inclusion49 decks684 decks
-3%synergy
Mardu Banner
6.6%inclusion45 decks684 decks
4%synergy
Mind Stone
6.1%inclusion42 decks684 decks
-2%synergy
Staff of Compleation
5.1%inclusion35 decks684 decks
5%synergy
Savai Crystal
5.1%inclusion35 decks684 decks
4%synergy
Lands
Swamp
98%inclusion671 decks684 decks
3%synergy
Plains
98%inclusion671 decks684 decks
3%synergy
Mountain
98%inclusion667 decks684 decks
4%synergy
Command Tower
93%inclusion637 decks684 decks
1%synergy
Nomad Outpost
75%inclusion511 decks684 decks
17%synergy
Exotic Orchard
62%inclusion427 decks684 decks
10%synergy
Clifftop Retreat
54%inclusion367 decks684 decks
2%synergy
Isolated Chapel
51%inclusion349 decks684 decks
-3%synergy
Dragonskull Summit
50%inclusion344 decks684 decks
-3%synergy
Caves of Koilos
45%inclusion306 decks684 decks
5%synergy
Battlefield Forge
44%inclusion301 decks684 decks
3%synergy
Smoldering Marsh
42%inclusion289 decks684 decks
5%synergy
Savai Triome
39%inclusion267 decks684 decks
2%synergy
Forbidden Orchard
36%inclusion246 decks684 decks
33%synergy
Evolving Wilds
35%inclusion237 decks684 decks
9%synergy
Godless Shrine
33%inclusion226 decks684 decks
-15%synergy
Sacred Foundry
32%inclusion217 decks684 decks
-14%synergy
Shattered Landscape
31%inclusion212 decks684 decks
13%synergy
Vault of Champions
31%inclusion212 decks684 decks
-1%synergy
Blood Crypt
31%inclusion209 decks684 decks
-15%synergy
Spectator Seating
29%inclusion198 decks684 decks
-2%synergy
Luxury Suite
27%inclusion188 decks684 decks
-4%synergy
Path of Ancestry
27%inclusion182 decks684 decks
-11%synergy
Orzhov Basilica
26%inclusion175 decks684 decks
13%synergy
Temple of Silence
25%inclusion170 decks684 decks
3%synergy
Sundown Pass
24%inclusion166 decks684 decks
2%synergy
Sulfurous Springs
24%inclusion162 decks684 decks
-5%synergy
Temple of Triumph
24%inclusion161 decks684 decks
3%synergy
Rakdos Carnarium
23%inclusion159 decks684 decks
12%synergy
Boros Garrison
23%inclusion158 decks684 decks
11%synergy
Terramorphic Expanse
23%inclusion155 decks684 decks
4%synergy
Shattered Sanctum
22%inclusion153 decks684 decks
-4%synergy
Haunted Ridge
21%inclusion142 decks684 decks
1%synergy
Temple of Malice
19%inclusion130 decks684 decks
4%synergy
Shadowblood Ridge
18%inclusion122 decks684 decks
3%synergy
Marsh Flats
17%inclusion119 decks684 decks
-14%synergy
Bloodstained Mire
17%inclusion118 decks684 decks
-16%synergy
Arid Mesa
17%inclusion117 decks684 decks
-14%synergy
Myriad Landscape
17%inclusion116 decks684 decks
6%synergy
Rugged Prairie
16%inclusion109 decks684 decks
-2%synergy
Fetid Heath
15%inclusion102 decks684 decks
-7%synergy
Tainted Field
15%inclusion101 decks684 decks
3%synergy
Foreboding Ruins
11%inclusion76 decks684 decks
-0%synergy
Malakir Rebirth
10%inclusion71 decks684 decks
5%synergy
Furycalm Snarl
10%inclusion65 decks684 decks
-0%synergy
Brightclimb Pathway
8.9%inclusion61 decks684 decks
1%synergy
Shineshadow Snarl
8.9%inclusion61 decks684 decks
-1%synergy
Bloodfell Caves
8.8%inclusion60 decks684 decks
0%synergy
Sejiri Shelter
8.3%inclusion57 decks684 decks
6%synergy
Scoured Barrens
8.2%inclusion56 decks684 decks
-0%synergy
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