Kelsien, the Plague (Commander) - Budget

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Ezra Sassaman
Nov 20, 2025
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.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Swift Demise
12%inclusion8 decks68 decks
12%synergy
Pox Plague
6.3%inclusion1 decks16 decks
6%synergy
Pain 101
4.4%inclusion3 decks68 decks
4%synergy
Umbral Expanse
4.3%inclusion1 decks23 decks
4%synergy
Eclipsed Steppe
4.3%inclusion1 decks23 decks
3%synergy
High Synergy Cards
Minthara, Merciless Soul
74%inclusion433 decks587 decks
72%synergy
Rune of Mortality
71%inclusion419 decks587 decks
70%synergy
Falthis, Shadowcat Familiar
64%inclusion373 decks587 decks
62%synergy
Basilisk Collar
67%inclusion391 decks587 decks
62%synergy
You Are Already Dead
62%inclusion364 decks587 decks
60%synergy
Gorgon's Head
59%inclusion347 decks587 decks
58%synergy
Mirrodin Avenged
53%inclusion312 decks587 decks
52%synergy
General's Enforcer
60%inclusion351 decks587 decks
52%synergy
Morbid Opportunist
70%inclusion410 decks587 decks
52%synergy
Shay Cormac
54%inclusion296 decks549 decks
51%synergy
Top Cards
Otharri, Suns' Glory
55%inclusion320 decks587 decks
49%synergy
Crackling Doom
53%inclusion311 decks587 decks
36%synergy
Vorpal Sword
52%inclusion307 decks587 decks
50%synergy
Humble Defector
50%inclusion292 decks587 decks
47%synergy
Quietus Spike
49%inclusion287 decks587 decks
48%synergy
Mathas, Fiend Seeker
49%inclusion286 decks587 decks
47%synergy
Hunter's Blowgun
48%inclusion282 decks587 decks
47%synergy
Blood Cultist
45%inclusion264 decks587 decks
45%synergy
Void Beckoner
45%inclusion264 decks587 decks
44%synergy
Gorgon Flail
45%inclusion264 decks587 decks
44%synergy
Creatures
Termination Facilitator
44%inclusion258 decks587 decks
42%synergy
Taii Wakeen, Perfect Shot
43%inclusion251 decks587 decks
42%synergy
Mari, the Killing Quill
42%inclusion248 decks587 decks
36%synergy
Ertha Jo, Frontier Mentor
42%inclusion247 decks587 decks
41%synergy
Harvester of Souls
42%inclusion244 decks587 decks
38%synergy
Slaughter Specialist
41%inclusion239 decks587 decks
40%synergy
Magda, the Hoardmaster
38%inclusion225 decks587 decks
36%synergy
Ankle Shanker
36%inclusion213 decks587 decks
33%synergy
Archetype of Finality
36%inclusion210 decks587 decks
35%synergy
Zagras, Thief of Heartbeats
35%inclusion204 decks587 decks
34%synergy
Cunning Sparkmage
33%inclusion191 decks587 decks
32%synergy
Deathbringer Thoctar
32%inclusion190 decks587 decks
32%synergy
Lae'zel, Vlaakith's Champion
32%inclusion188 decks587 decks
30%synergy
Kalemne, Disciple of Iroas
32%inclusion187 decks587 decks
31%synergy
Vulshok Sorcerer
28%inclusion163 decks587 decks
28%synergy
Tor Wauki the Younger
27%inclusion159 decks587 decks
27%synergy
Sun Titan
25%inclusion146 decks587 decks
14%synergy
Queen Marchesa
25%inclusion144 decks587 decks
18%synergy
Clackbridge Troll
23%inclusion137 decks587 decks
23%synergy
White Plume Adventurer
23%inclusion136 decks587 decks
22%synergy
Onyx Mage
22%inclusion132 decks587 decks
22%synergy
Robaran Mercenaries
22%inclusion127 decks587 decks
21%synergy
Assault Intercessor
20%inclusion120 decks587 decks
20%synergy
Royal Assassin
19%inclusion110 decks587 decks
16%synergy
Rakdos Ickspitter
18%inclusion107 decks587 decks
18%synergy
Grateful Apparition
18%inclusion105 decks587 decks
18%synergy
Solemn Simulacrum
17%inclusion101 decks587 decks
4%synergy
Athreos, Shroud-Veiled
17%inclusion101 decks587 decks
16%synergy
Akiri, Fearless Voyager
14%inclusion84 decks587 decks
12%synergy
Drumbellower
14%inclusion82 decks587 decks
12%synergy
Daxos the Returned
13%inclusion78 decks587 decks
12%synergy
Marvin, Murderous Mimic
13%inclusion65 decks492 decks
12%synergy
Prodigal Pyromancer
12%inclusion72 decks587 decks
12%synergy
Torbran, Thane of Red Fell
12%inclusion70 decks587 decks
12%synergy
Jirina, Dauntless General
12%inclusion68 decks587 decks
9%synergy
Akroan Horse
10%inclusion61 decks587 decks
10%synergy
Qarsi Revenant
10%inclusion33 decks327 decks
7%synergy
Mahadi, Emporium Master
10%inclusion58 decks587 decks
1%synergy
Blood Artist
10%inclusion57 decks587 decks
-8%synergy
Burnished Hart
8.5%inclusion50 decks587 decks
7%synergy
Gisa, Glorious Resurrector
8.3%inclusion49 decks587 decks
7%synergy
Sram, Senior Edificer
8.0%inclusion47 decks587 decks
5%synergy
Alesha, Who Smiles at Death
7.8%inclusion46 decks587 decks
4%synergy
Puresteel Paladin
7.3%inclusion43 decks587 decks
3%synergy
Stun Sniper
7.2%inclusion42 decks587 decks
7%synergy
Metastatic Evangel
7.1%inclusion40 decks565 decks
7%synergy
High-Society Hunter
6.8%inclusion31 decks456 decks
5%synergy
Vithian Stinger
6.6%inclusion39 decks587 decks
7%synergy
Obosh, the Preypiercer
6.6%inclusion39 decks587 decks
6%synergy
Lurking Deadeye
6.0%inclusion35 decks587 decks
6%synergy
Instants
Offer Immortality
42%inclusion244 decks587 decks
41%synergy
Bladebrand
39%inclusion229 decks587 decks
39%synergy
Mortify
37%inclusion216 decks587 decks
21%synergy
Despark
35%inclusion207 decks587 decks
21%synergy
Terminate
29%inclusion173 decks587 decks
17%synergy
Swords to Plowshares
29%inclusion173 decks587 decks
-33%synergy
Dire Tactics
29%inclusion170 decks587 decks
26%synergy
Stroke of Midnight
25%inclusion149 decks587 decks
14%synergy
Fracture
24%inclusion140 decks587 decks
18%synergy
Virulent Swipe
23%inclusion133 decks587 decks
22%synergy
Generous Gift
20%inclusion119 decks587 decks
2%synergy
Toxin Analysis
18%inclusion107 decks587 decks
18%synergy
Battle-Rage Blessing
18%inclusion107 decks587 decks
18%synergy
Path to Exile
18%inclusion107 decks587 decks
-29%synergy
Boros Charm
14%inclusion80 decks587 decks
-16%synergy
Tragic Slip
13%inclusion79 decks587 decks
12%synergy
Thrill of Possibility
13%inclusion77 decks587 decks
5%synergy
Chaos Warp
13%inclusion75 decks587 decks
-3%synergy
Whisper of the Dross
12%inclusion71 decks587 decks
12%synergy
Alesha's Legacy
12%inclusion38 decks323 decks
11%synergy
Rakdos Charm
12%inclusion69 decks587 decks
3%synergy
Touch of Moonglove
11%inclusion65 decks587 decks
11%synergy
Utter End
11%inclusion65 decks587 decks
6%synergy
Anguished Unmaking
10%inclusion61 decks587 decks
-23%synergy
Wear // Tear
10%inclusion61 decks587 decks
-1%synergy
Bedevil
10%inclusion58 decks587 decks
3%synergy
Volt Charge
10%inclusion57 decks587 decks
10%synergy
To Arms!
9.4%inclusion55 decks587 decks
9%synergy
Loran's Escape
8.0%inclusion47 decks587 decks
7%synergy
Legion Leadership
7.8%inclusion44 decks567 decks
3%synergy
Abrade
7.7%inclusion45 decks587 decks
2%synergy
Alchemist's Gift
7.3%inclusion43 decks587 decks
7%synergy
Disenchant
7.3%inclusion43 decks587 decks
5%synergy
Deflecting Palm
7.2%inclusion42 decks587 decks
1%synergy
Djeru's Resolve
7.0%inclusion41 decks587 decks
7%synergy
Murder
6.8%inclusion40 decks587 decks
4%synergy
Sorceries
Mythos of Snapdax
43%inclusion251 decks587 decks
37%synergy
Painful Truths
40%inclusion235 decks587 decks
32%synergy
Read the Bones
38%inclusion224 decks587 decks
29%synergy
Open the Armory
34%inclusion199 decks587 decks
30%synergy
Sign in Blood
32%inclusion187 decks587 decks
24%synergy
Call of the Death-Dweller
31%inclusion181 decks587 decks
30%synergy
Drown in Ichor
23%inclusion136 decks587 decks
23%synergy
Ruinous Ultimatum
22%inclusion128 decks587 decks
-17%synergy
Night's Whisper
19%inclusion114 decks587 decks
6%synergy
Austere Command
17%inclusion97 decks587 decks
9%synergy
Single Combat
16%inclusion92 decks587 decks
14%synergy
Faithless Looting
14%inclusion83 decks587 decks
-1%synergy
Unearth
14%inclusion80 decks587 decks
11%synergy
Sevinne's Reclamation
12%inclusion70 decks587 decks
4%synergy
Feed the Swarm
12%inclusion70 decks587 decks
7%synergy
Vindicate
11%inclusion67 decks587 decks
5%synergy
Unfinished Business
11%inclusion67 decks587 decks
11%synergy
Vat Emergence
11%inclusion65 decks587 decks
11%synergy
Rip Apart
11%inclusion63 decks587 decks
10%synergy
Blasphemous Act
10%inclusion61 decks587 decks
-12%synergy
Diabolic Tutor
9.2%inclusion54 decks587 decks
3%synergy
Divine Reckoning
8.9%inclusion52 decks587 decks
8%synergy
Ambition's Cost
8.9%inclusion52 decks587 decks
7%synergy
Vandalblast
6.3%inclusion37 decks587 decks
-4%synergy
Cleansing Nova
6.3%inclusion37 decks587 decks
4%synergy
Damn
6.0%inclusion35 decks587 decks
-12%synergy
Reconstruct History
5.5%inclusion32 decks587 decks
5%synergy
Utility Artifacts
Swiftfoot Boots
44%inclusion261 decks587 decks
13%synergy
Sting, the Glinting Dagger
42%inclusion249 decks587 decks
41%synergy
Puppet Strings
20%inclusion118 decks587 decks
20%synergy
Wayfarer's Bauble
18%inclusion106 decks587 decks
10%synergy
Glaring Spotlight
17%inclusion102 decks587 decks
17%synergy
Hidden Blade
16%inclusion96 decks587 decks
16%synergy
Reaper's Talisman
16%inclusion92 decks587 decks
15%synergy
Illusionist's Bracers
15%inclusion86 decks587 decks
13%synergy
Mask of Griselbrand
13%inclusion75 decks587 decks
12%synergy
Thornbite Staff
11%inclusion67 decks587 decks
10%synergy
Whispersilk Cloak
11%inclusion63 decks587 decks
5%synergy
Loxodon Warhammer
11%inclusion62 decks587 decks
8%synergy
Battlemage's Bracers
10%inclusion58 decks587 decks
9%synergy
Magewright's Stone
7.5%inclusion44 decks587 decks
6%synergy
Haystack
7.0%inclusion41 decks587 decks
6%synergy
Blackblade Reforged
6.8%inclusion40 decks587 decks
2%synergy
Jandor's Saddlebags
6.3%inclusion37 decks587 decks
6%synergy
The Masamune
6.3%inclusion16 decks255 decks
6%synergy
Dragonfire Blade
5.9%inclusion19 decks321 decks
4%synergy
Contagion Clasp
5.6%inclusion33 decks587 decks
5%synergy
Dissection Tools
5.3%inclusion26 decks491 decks
5%synergy
Enchantments
Aspect of Gorgon
40%inclusion234 decks587 decks
39%synergy
Gift of Doom
29%inclusion169 decks587 decks
28%synergy
At Knifepoint
28%inclusion163 decks587 decks
26%synergy
Retreat to Hagra
26%inclusion153 decks587 decks
26%synergy
Dazzling Theater // Prop Room
24%inclusion119 decks491 decks
22%synergy
Agent of the Shadow Thieves
22%inclusion128 decks587 decks
21%synergy
Death Pits of Rath
21%inclusion121 decks587 decks
20%synergy
Eternal Thirst
20%inclusion120 decks587 decks
20%synergy
All-Out Assault
15%inclusion50 decks327 decks
3%synergy
Phyrexian Arena
12%inclusion69 decks587 decks
-7%synergy
Feast of the Victorious Dead
10%inclusion59 decks587 decks
9%synergy
Kaya's Ghostform
10%inclusion57 decks587 decks
8%synergy
Life Insurance
9.0%inclusion53 decks587 decks
7%synergy
Forging the Tyrite Sword
8.0%inclusion47 decks587 decks
7%synergy
Nowhere to Run
7.8%inclusion42 decks537 decks
7%synergy
Underworld Connections
7.3%inclusion43 decks587 decks
6%synergy
Reconnaissance
7.2%inclusion42 decks587 decks
-4%synergy
Fighter Class
6.5%inclusion38 decks587 decks
4%synergy
Black Market
6.3%inclusion37 decks587 decks
1%synergy
Sparring Regimen
5.8%inclusion34 decks587 decks
6%synergy
Necrosynthesis
5.6%inclusion33 decks587 decks
6%synergy
Planeswalkers
Kaya, Geist Hunter
7.7%inclusion45 decks587 decks
3%synergy
Utility Lands
Rogue's Passage
49%inclusion288 decks587 decks
25%synergy
Vault of the Archangel
41%inclusion242 decks587 decks
18%synergy
Bojuka Bog
24%inclusion142 decks587 decks
-7%synergy
Axgard Armory
19%inclusion113 decks587 decks
17%synergy
Sunhome, Fortress of the Legion
12%inclusion71 decks587 decks
9%synergy
Buried Ruin
10%inclusion59 decks587 decks
7%synergy
Detection Tower
10%inclusion59 decks587 decks
9%synergy
Temple of the False God
10%inclusion59 decks587 decks
4%synergy
Karn's Bastion
10%inclusion57 decks587 decks
9%synergy
Mana Artifacts
Arcane Signet
81%inclusion476 decks587 decks
-5%synergy
Sol Ring
69%inclusion405 decks587 decks
-20%synergy
Orzhov Signet
53%inclusion313 decks587 decks
22%synergy
Rakdos Signet
49%inclusion289 decks587 decks
20%synergy
Boros Signet
45%inclusion263 decks587 decks
17%synergy
Commander's Sphere
34%inclusion197 decks587 decks
19%synergy
Patriar's Seal
30%inclusion177 decks587 decks
28%synergy
Talisman of Conviction
26%inclusion154 decks587 decks
-15%synergy
Bounty Board
26%inclusion153 decks587 decks
24%synergy
Talisman of Hierarchy
21%inclusion123 decks587 decks
-20%synergy
Fellwar Stone
18%inclusion106 decks587 decks
-10%synergy
Bandit's Haul
17%inclusion102 decks587 decks
16%synergy
Talisman of Indulgence
15%inclusion88 decks587 decks
-22%synergy
Mardu Banner
13%inclusion74 decks587 decks
10%synergy
Savai Crystal
11%inclusion63 decks587 decks
9%synergy
Mind Stone
9.2%inclusion54 decks587 decks
1%synergy
Aetheric Amplifier
6.4%inclusion25 decks390 decks
6%synergy
Lands
Swamp
99%inclusion584 decks587 decks
4%synergy
Mountain
99%inclusion584 decks587 decks
6%synergy
Plains
99%inclusion583 decks587 decks
4%synergy
Command Tower
86%inclusion506 decks587 decks
-6%synergy
Nomad Outpost
77%inclusion450 decks587 decks
18%synergy
Exotic Orchard
57%inclusion335 decks587 decks
5%synergy
Evolving Wilds
52%inclusion307 decks587 decks
26%synergy
Smoldering Marsh
47%inclusion277 decks587 decks
11%synergy
Terramorphic Expanse
42%inclusion244 decks587 decks
22%synergy
Temple of Silence
40%inclusion233 decks587 decks
17%synergy
Clifftop Retreat
39%inclusion230 decks587 decks
-12%synergy
Temple of Triumph
37%inclusion217 decks587 decks
15%synergy
Isolated Chapel
37%inclusion216 decks587 decks
-16%synergy
Shattered Landscape
36%inclusion205 decks562 decks
18%synergy
Orzhov Basilica
35%inclusion208 decks587 decks
22%synergy
Path of Ancestry
34%inclusion200 decks587 decks
-4%synergy
Temple of Malice
32%inclusion188 decks587 decks
15%synergy
Dragonskull Summit
32%inclusion186 decks587 decks
-21%synergy
Battlefield Forge
31%inclusion184 decks587 decks
-9%synergy
Boros Garrison
31%inclusion181 decks587 decks
18%synergy
Rakdos Carnarium
30%inclusion179 decks587 decks
19%synergy
Caves of Koilos
30%inclusion179 decks587 decks
-9%synergy
Myriad Landscape
28%inclusion167 decks587 decks
17%synergy
Shadowblood Ridge
22%inclusion127 decks587 decks
6%synergy
Bloodfell Caves
20%inclusion118 decks587 decks
11%synergy
Scoured Barrens
19%inclusion109 decks587 decks
10%synergy
Tainted Field
16%inclusion94 decks587 decks
4%synergy
Wind-Scarred Crag
15%inclusion86 decks587 decks
6%synergy
Sulfurous Springs
13%inclusion79 decks587 decks
-14%synergy
Shineshadow Snarl
13%inclusion77 decks587 decks
4%synergy
Furycalm Snarl
13%inclusion74 decks587 decks
3%synergy
Foreboding Ruins
12%inclusion73 decks587 decks
1%synergy
Rugged Prairie
12%inclusion69 decks587 decks
-5%synergy
Tainted Peak
9.4%inclusion55 decks587 decks
-1%synergy
Fetid Heath
9.2%inclusion54 decks587 decks
-12%synergy
Legion Leadership
7.8%inclusion44 decks567 decks
3%synergy
Desolate Mire
7.5%inclusion44 decks587 decks
-4%synergy
Sunscorched Divide
7.2%inclusion42 decks587 decks
1%synergy
Sacred Peaks
7.0%inclusion41 decks587 decks
3%synergy
Ash Barrens
6.8%inclusion40 decks587 decks
0%synergy
Sunlit Marsh
6.8%inclusion40 decks587 decks
3%synergy
Canyon Slough
6.6%inclusion39 decks587 decks
-3%synergy
Rakdos Guildgate
6.3%inclusion37 decks587 decks
4%synergy
Thriving Moor
6.3%inclusion37 decks587 decks
4%synergy
Geothermal Bog
6.3%inclusion37 decks587 decks
3%synergy
Orzhov Guildgate
6.1%inclusion36 decks587 decks
4%synergy
Thriving Bluff
6.0%inclusion35 decks587 decks
4%synergy
Thriving Heath
6.0%inclusion35 decks587 decks
4%synergy