Kelsien, the Plague (Commander) - Budget Core

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #425
74decks
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Background image for Rebuilding Kelsien, the Plague with Avatar: The Last Airbender Eternal
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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81%inclusion60 decks74 decks
79%synergy
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76%inclusion56 decks74 decks
74%synergy
Rune of Mortality
76%inclusion56 decks74 decks
74%synergy
You Are Already Dead
73%inclusion54 decks74 decks
71%synergy
Mirrodin Avenged
68%inclusion50 decks74 decks
67%synergy
Gorgon's Head
61%inclusion45 decks74 decks
60%synergy
Humble Defector
58%inclusion43 decks74 decks
56%synergy
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55%inclusion41 decks74 decks
55%synergy
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55%inclusion41 decks74 decks
55%synergy
Shay Cormac
58%inclusion38 decks66 decks
55%synergy
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Morbid Opportunist
69%inclusion51 decks74 decks
51%synergy
General's Enforcer
62%inclusion46 decks74 decks
54%synergy
Crackling Doom
57%inclusion42 decks74 decks
40%synergy
Otharri, Suns' Glory
57%inclusion42 decks74 decks
51%synergy
Mythos of Snapdax
57%inclusion42 decks74 decks
51%synergy
Basilisk Collar
55%inclusion41 decks74 decks
51%synergy
Despark
55%inclusion41 decks74 decks
41%synergy
Hunter's Blowgun
54%inclusion40 decks74 decks
53%synergy
Mathas, Fiend Seeker
53%inclusion39 decks74 decks
51%synergy
Void Beckoner
53%inclusion39 decks74 decks
52%synergy
Creatures
Taii Wakeen, Perfect Shot
50%inclusion37 decks74 decks
49%synergy
Slaughter Specialist
49%inclusion36 decks74 decks
48%synergy
Ertha Jo, Frontier Mentor
49%inclusion36 decks74 decks
48%synergy
Harvester of Souls
47%inclusion35 decks74 decks
44%synergy
Ankle Shanker
46%inclusion34 decks74 decks
43%synergy
Archetype of Finality
45%inclusion33 decks74 decks
44%synergy
Vulshok Sorcerer
45%inclusion33 decks74 decks
44%synergy
Tor Wauki the Younger
42%inclusion31 decks74 decks
42%synergy
Clackbridge Troll
42%inclusion31 decks74 decks
41%synergy
Cunning Sparkmage
42%inclusion31 decks74 decks
42%synergy
Termination Facilitator
42%inclusion31 decks74 decks
40%synergy
Onyx Mage
39%inclusion29 decks74 decks
39%synergy
Zagras, Thief of Heartbeats
39%inclusion29 decks74 decks
38%synergy
Magda, the Hoardmaster
35%inclusion26 decks74 decks
33%synergy
Sun Titan
34%inclusion25 decks74 decks
23%synergy
Deathbringer Thoctar
34%inclusion25 decks74 decks
33%synergy
Robaran Mercenaries
32%inclusion24 decks74 decks
32%synergy
Lae'zel, Vlaakith's Champion
28%inclusion21 decks74 decks
26%synergy
Rakdos Ickspitter
28%inclusion21 decks74 decks
28%synergy
Solemn Simulacrum
27%inclusion20 decks74 decks
14%synergy
Jirina, Dauntless General
24%inclusion18 decks74 decks
22%synergy
Mari, the Killing Quill
22%inclusion16 decks74 decks
15%synergy
Kalemne, Disciple of Iroas
22%inclusion16 decks74 decks
21%synergy
Assault Intercessor
20%inclusion15 decks74 decks
20%synergy
Queen Marchesa
20%inclusion15 decks74 decks
14%synergy
Akiri, Fearless Voyager
20%inclusion15 decks74 decks
18%synergy
Prodigal Pyromancer
18%inclusion13 decks74 decks
17%synergy
Royal Assassin
16%inclusion12 decks74 decks
13%synergy
Grateful Apparition
16%inclusion12 decks74 decks
16%synergy
White Plume Adventurer
14%inclusion10 decks74 decks
12%synergy
Burnished Hart
12%inclusion9 decks74 decks
10%synergy
Akroan Horse
12%inclusion9 decks74 decks
12%synergy
Athreos, Shroud-Veiled
11%inclusion8 decks74 decks
9%synergy
Alesha, Who Smiles at Death
11%inclusion8 decks74 decks
7%synergy
Sram, Senior Edificer
9.5%inclusion7 decks74 decks
7%synergy
Lurking Deadeye
9.5%inclusion7 decks74 decks
9%synergy
Zuko, Firebending Master
9.1%inclusion1 decks11 decks
8%synergy
Vincent Valentine
8.7%inclusion2 decks23 decks
7%synergy
Hooded Blightfang
8.1%inclusion6 decks74 decks
8%synergy
Stun Sniper
8.1%inclusion6 decks74 decks
8%synergy
Mahadi, Emporium Master
8.1%inclusion6 decks74 decks
-1%synergy
Marvin, Murderous Mimic
7.0%inclusion4 decks57 decks
6%synergy
Qarsi Revenant
6.9%inclusion2 decks29 decks
4%synergy
Obosh, the Preypiercer
6.8%inclusion5 decks74 decks
7%synergy
Dauntless Aven
6.8%inclusion5 decks74 decks
7%synergy
Bastion Protector
6.8%inclusion5 decks74 decks
5%synergy
Torbran, Thane of Red Fell
6.8%inclusion5 decks74 decks
6%synergy
Gisa, Glorious Resurrector
6.8%inclusion5 decks74 decks
6%synergy
Faller's Faithful
6.3%inclusion1 decks16 decks
6%synergy
High-Society Hunter
5.9%inclusion3 decks51 decks
4%synergy
Instants
Mortify
50%inclusion37 decks74 decks
35%synergy
Offer Immortality
42%inclusion31 decks74 decks
41%synergy
Dire Tactics
38%inclusion28 decks74 decks
35%synergy
Virulent Swipe
38%inclusion28 decks74 decks
38%synergy
Terminate
38%inclusion28 decks74 decks
25%synergy
Toxin Analysis
32%inclusion24 decks74 decks
32%synergy
Stroke of Midnight
28%inclusion21 decks74 decks
17%synergy
Thrill of Possibility
27%inclusion20 decks74 decks
19%synergy
Tragic Slip
20%inclusion15 decks74 decks
19%synergy
End-Blaze Epiphany
20%inclusion1 decks5 decks
19%synergy
Path to Exile
19%inclusion14 decks74 decks
-28%synergy
Battle-Rage Blessing
19%inclusion14 decks74 decks
19%synergy
Generous Gift
18%inclusion13 decks74 decks
-1%synergy
Bedevil
16%inclusion12 decks74 decks
9%synergy
To Arms!
16%inclusion12 decks74 decks
16%synergy
Whisper of the Dross
15%inclusion11 decks74 decks
15%synergy
Swords to Plowshares
15%inclusion11 decks74 decks
-47%synergy
Volt Charge
15%inclusion11 decks74 decks
15%synergy
Utter End
14%inclusion10 decks74 decks
9%synergy
Touch of Moonglove
12%inclusion9 decks74 decks
12%synergy
Rakdos Charm
12%inclusion9 decks74 decks
3%synergy
Fracture
12%inclusion9 decks74 decks
6%synergy
Alchemist's Gift
11%inclusion8 decks74 decks
11%synergy
Coat with Venom
11%inclusion8 decks74 decks
11%synergy
Wear // Tear
11%inclusion8 decks74 decks
-1%synergy
Djeru's Resolve
11%inclusion8 decks74 decks
11%synergy
Abrade
11%inclusion8 decks74 decks
5%synergy
Inevitable Defeat
10%inclusion3 decks30 decks
4%synergy
Loran's Escape
9.5%inclusion7 decks74 decks
8%synergy
Chaos Warp
9.5%inclusion7 decks74 decks
-7%synergy
Legion Leadership
8.5%inclusion6 decks71 decks
4%synergy
Murder
8.1%inclusion6 decks74 decks
6%synergy
Disenchant
8.1%inclusion6 decks74 decks
6%synergy
Wisecrack
7.1%inclusion1 decks14 decks
7%synergy
Lash of Thorns
6.8%inclusion5 decks74 decks
7%synergy
Sazacap's Brew
6.6%inclusion4 decks61 decks
6%synergy
Reroute Systems
6.3%inclusion1 decks16 decks
6%synergy
Lightning Bolt
5.4%inclusion4 decks74 decks
2%synergy
Moment of Valor
5.4%inclusion4 decks74 decks
5%synergy
Blood Pact
5.4%inclusion4 decks74 decks
5%synergy
Go for the Throat
5.4%inclusion4 decks74 decks
2%synergy
Return to Dust
5.4%inclusion4 decks74 decks
3%synergy
Deflecting Palm
5.4%inclusion4 decks74 decks
-1%synergy
Blessed Alliance
5.4%inclusion4 decks74 decks
5%synergy
Anguished Unmaking
5.4%inclusion4 decks74 decks
-28%synergy
Sorceries
Read the Bones
53%inclusion39 decks74 decks
43%synergy
Painful Truths
49%inclusion36 decks74 decks
40%synergy
Call of the Death-Dweller
45%inclusion33 decks74 decks
44%synergy
Sign in Blood
45%inclusion33 decks74 decks
37%synergy
Drown in Ichor
30%inclusion22 decks74 decks
29%synergy
Open the Armory
24%inclusion18 decks74 decks
20%synergy
Austere Command
22%inclusion16 decks74 decks
14%synergy
Faithless Looting
20%inclusion15 decks74 decks
5%synergy
Unearth
19%inclusion14 decks74 decks
17%synergy
Single Combat
18%inclusion13 decks74 decks
16%synergy
Feed the Swarm
16%inclusion12 decks74 decks
11%synergy
Night's Whisper
15%inclusion11 decks74 decks
2%synergy
Vat Emergence
15%inclusion11 decks74 decks
15%synergy
Sevinne's Reclamation
14%inclusion10 decks74 decks
6%synergy
Vindicate
12%inclusion9 decks74 decks
6%synergy
Ambition's Cost
12%inclusion9 decks74 decks
10%synergy
Unfinished Business
11%inclusion8 decks74 decks
10%synergy
Cleansing Nova
11%inclusion8 decks74 decks
9%synergy
Rip Apart
11%inclusion8 decks74 decks
10%synergy
Avatar's Wrath
9.1%inclusion1 decks11 decks
5%synergy
Divine Reckoning
8.1%inclusion6 decks74 decks
8%synergy
Recommission
8.1%inclusion6 decks74 decks
8%synergy
Reconstruct History
6.8%inclusion5 decks74 decks
6%synergy
Blasphemous Act
6.8%inclusion5 decks74 decks
-16%synergy
Ruinous Ultimatum
6.8%inclusion5 decks74 decks
-33%synergy
Decode Transmissions
5.9%inclusion1 decks17 decks
6%synergy
Diabolic Tutor
5.4%inclusion4 decks74 decks
-1%synergy
Utility Artifacts
Quietus Spike
47%inclusion35 decks74 decks
46%synergy
Vorpal Sword
45%inclusion33 decks74 decks
42%synergy
Gorgon Flail
42%inclusion31 decks74 decks
41%synergy
Sting, the Glinting Dagger
41%inclusion30 decks74 decks
39%synergy
Swiftfoot Boots
28%inclusion21 decks74 decks
-3%synergy
Reaper's Talisman
27%inclusion20 decks74 decks
26%synergy
Wayfarer's Bauble
24%inclusion18 decks74 decks
16%synergy
Hidden Blade
23%inclusion17 decks74 decks
22%synergy
Puppet Strings
18%inclusion13 decks74 decks
17%synergy
Mask of Griselbrand
18%inclusion13 decks74 decks
16%synergy
Loxodon Warhammer
12%inclusion9 decks74 decks
10%synergy
Jandor's Saddlebags
11%inclusion8 decks74 decks
11%synergy
Blackblade Reforged
8.1%inclusion6 decks74 decks
4%synergy
Dragonfire Blade
7.1%inclusion2 decks28 decks
6%synergy
Glaring Spotlight
5.4%inclusion4 decks74 decks
5%synergy
Whispersilk Cloak
5.4%inclusion4 decks74 decks
0%synergy
Maul of the Skyclaves
5.4%inclusion4 decks74 decks
4%synergy
Illusionist's Bracers
5.4%inclusion4 decks74 decks
4%synergy
Mirror Shield
5.4%inclusion4 decks74 decks
5%synergy
Viridian Longbow
5.4%inclusion4 decks74 decks
5%synergy
Enchantments
Aspect of Gorgon
50%inclusion37 decks74 decks
50%synergy
At Knifepoint
32%inclusion24 decks74 decks
31%synergy
Retreat to Hagra
31%inclusion23 decks74 decks
31%synergy
Eternal Thirst
28%inclusion21 decks74 decks
28%synergy
Death Pits of Rath
24%inclusion18 decks74 decks
24%synergy
Dazzling Theater // Prop Room
23%inclusion13 decks57 decks
21%synergy
Gift of Doom
20%inclusion15 decks74 decks
19%synergy
Agent of the Shadow Thieves
20%inclusion15 decks74 decks
20%synergy
Derelict Attic // Widow's Walk
12%inclusion7 decks57 decks
12%synergy
Sparring Regimen
11%inclusion8 decks74 decks
11%synergy
Feast of the Victorious Dead
11%inclusion8 decks74 decks
10%synergy
Phyrexian Arena
9.5%inclusion7 decks74 decks
-9%synergy
Glasswing Grace
8.5%inclusion6 decks71 decks
7%synergy
Forging the Tyrite Sword
8.1%inclusion6 decks74 decks
7%synergy
Life Insurance
8.1%inclusion6 decks74 decks
6%synergy
Grasping Shadows
6.8%inclusion5 decks74 decks
7%synergy
Rite of the Raging Storm
6.8%inclusion5 decks74 decks
6%synergy
Greed
6.8%inclusion5 decks74 decks
6%synergy
Underworld Connections
6.8%inclusion5 decks74 decks
6%synergy
Tribute to Horobi
5.4%inclusion4 decks74 decks
5%synergy
Reconnaissance
5.4%inclusion4 decks74 decks
-6%synergy
Witch's Mist
5.4%inclusion4 decks74 decks
5%synergy
Phyresis
5.4%inclusion4 decks74 decks
5%synergy
Kaya's Ghostform
5.4%inclusion4 decks74 decks
3%synergy
Gauntlets of Light
5.4%inclusion4 decks74 decks
5%synergy
Utility Lands
Rogue's Passage
50%inclusion37 decks74 decks
26%synergy
Vault of the Archangel
46%inclusion34 decks74 decks
23%synergy
Bojuka Bog
24%inclusion18 decks74 decks
-7%synergy
Axgard Armory
22%inclusion16 decks74 decks
20%synergy
Temple of the False God
8.1%inclusion6 decks74 decks
2%synergy
Buried Ruin
8.1%inclusion6 decks74 decks
5%synergy
Sunhome, Fortress of the Legion
8.1%inclusion6 decks74 decks
4%synergy
Mana Artifacts
Arcane Signet
81%inclusion60 decks74 decks
-5%synergy
Orzhov Signet
64%inclusion47 decks74 decks
32%synergy
Sol Ring
61%inclusion45 decks74 decks
-28%synergy
Rakdos Signet
54%inclusion40 decks74 decks
24%synergy
Boros Signet
53%inclusion39 decks74 decks
25%synergy
Commander's Sphere
47%inclusion35 decks74 decks
33%synergy
Talisman of Conviction
28%inclusion21 decks74 decks
-13%synergy
Fellwar Stone
23%inclusion17 decks74 decks
-5%synergy
Bounty Board
20%inclusion15 decks74 decks
18%synergy
Talisman of Hierarchy
16%inclusion12 decks74 decks
-25%synergy
Patriar's Seal
15%inclusion11 decks74 decks
13%synergy
Mardu Banner
14%inclusion10 decks74 decks
11%synergy
Bandit's Haul
12%inclusion9 decks74 decks
11%synergy
Mind Stone
12%inclusion9 decks74 decks
4%synergy
Savai Crystal
12%inclusion9 decks74 decks
11%synergy
Talisman of Indulgence
5.4%inclusion4 decks74 decks
-31%synergy
Lands
Swamp
100%inclusion74 decks74 decks
5%synergy
Mountain
100%inclusion74 decks74 decks
6%synergy
Plains
100%inclusion74 decks74 decks
5%synergy
Command Tower
88%inclusion65 decks74 decks
-4%synergy
Nomad Outpost
80%inclusion59 decks74 decks
21%synergy
Evolving Wilds
61%inclusion45 decks74 decks
35%synergy
Exotic Orchard
59%inclusion44 decks74 decks
7%synergy
Terramorphic Expanse
54%inclusion40 decks74 decks
35%synergy
Smoldering Marsh
50%inclusion37 decks74 decks
13%synergy
Shattered Landscape
48%inclusion33 decks69 decks
29%synergy
Temple of Silence
43%inclusion32 decks74 decks
21%synergy
Orzhov Basilica
42%inclusion31 decks74 decks
28%synergy
Temple of Triumph
39%inclusion29 decks74 decks
17%synergy
Boros Garrison
39%inclusion29 decks74 decks
26%synergy
Rakdos Carnarium
38%inclusion28 decks74 decks
26%synergy
Path of Ancestry
34%inclusion25 decks74 decks
-4%synergy
Caves of Koilos
32%inclusion24 decks74 decks
-7%synergy
Clifftop Retreat
32%inclusion24 decks74 decks
-18%synergy
Myriad Landscape
31%inclusion23 decks74 decks
19%synergy
Battlefield Forge
26%inclusion19 decks74 decks
-14%synergy
Temple of Malice
26%inclusion19 decks74 decks
9%synergy
Isolated Chapel
23%inclusion17 decks74 decks
-30%synergy
Bloodfell Caves
20%inclusion15 decks74 decks
11%synergy
Shadowblood Ridge
20%inclusion15 decks74 decks
5%synergy
Dragonskull Summit
18%inclusion13 decks74 decks
-34%synergy
Scoured Barrens
16%inclusion12 decks74 decks
7%synergy
Tainted Field
15%inclusion11 decks74 decks
3%synergy
Shineshadow Snarl
12%inclusion9 decks74 decks
3%synergy
Wind-Scarred Crag
11%inclusion8 decks74 decks
2%synergy
Ash Barrens
9.5%inclusion7 decks74 decks
2%synergy
Furycalm Snarl
9.5%inclusion7 decks74 decks
0%synergy
Glasswing Grace
8.5%inclusion6 decks71 decks
7%synergy
Legion Leadership
8.5%inclusion6 decks71 decks
4%synergy
Sunscorched Divide
8.1%inclusion6 decks74 decks
2%synergy
Fetid Heath
8.1%inclusion6 decks74 decks
-13%synergy
Rugged Prairie
8.1%inclusion6 decks74 decks
-9%synergy
Foreboding Ruins
8.1%inclusion6 decks74 decks
-3%synergy
Sulfurous Springs
8.1%inclusion6 decks74 decks
-20%synergy
Daily Bugle Building
7.1%inclusion1 decks14 decks
7%synergy
Tainted Peak
6.8%inclusion5 decks74 decks
-4%synergy
Rakdos Guildgate
6.8%inclusion5 decks74 decks
4%synergy
Desolate Mire
6.8%inclusion5 decks74 decks
-5%synergy
Orzhov Guildgate
5.4%inclusion4 decks74 decks
3%synergy
Thriving Bluff
5.4%inclusion4 decks74 decks
3%synergy
Thriving Moor
5.4%inclusion4 decks74 decks
3%synergy
Thriving Heath
5.4%inclusion4 decks74 decks
3%synergy
Geothermal Bog
5.4%inclusion4 decks74 decks
2%synergy
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