Kelsien, the Plague (Commander) - Budget Core

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #384
79decks
As CommanderAs CardAverage DeckDecksView Precon
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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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Zuko, Firebending Master
33%inclusion1 decks3 decks
31%synergy
High Synergy Cards
Minthara, Merciless Soul
85%inclusion67 decks79 decks
83%synergy
Rune of Mortality
78%inclusion62 decks79 decks
77%synergy
You Are Already Dead
76%inclusion60 decks79 decks
74%synergy
Falthis, Shadowcat Familiar
75%inclusion59 decks79 decks
73%synergy
Mirrodin Avenged
66%inclusion52 decks79 decks
65%synergy
Humble Defector
63%inclusion50 decks79 decks
61%synergy
Otharri, Suns' Glory
66%inclusion52 decks79 decks
60%synergy
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59%inclusion47 decks79 decks
59%synergy
Blood Cultist
58%inclusion46 decks79 decks
58%synergy
Gorgon's Head
58%inclusion46 decks79 decks
57%synergy
Top Cards
Morbid Opportunist
67%inclusion53 decks79 decks
50%synergy
Mythos of Snapdax
62%inclusion49 decks79 decks
56%synergy
Crackling Doom
62%inclusion49 decks79 decks
45%synergy
General's Enforcer
61%inclusion48 decks79 decks
52%synergy
Read the Bones
58%inclusion46 decks79 decks
48%synergy
Despark
58%inclusion46 decks79 decks
43%synergy
Shay Cormac
56%inclusion33 decks59 decks
53%synergy
Void Beckoner
56%inclusion44 decks79 decks
55%synergy
Slaughter Specialist
56%inclusion44 decks79 decks
55%synergy
Basilisk Collar
56%inclusion44 decks79 decks
51%synergy
Creatures
Harvester of Souls
52%inclusion41 decks79 decks
49%synergy
Ankle Shanker
52%inclusion41 decks79 decks
48%synergy
Mathas, Fiend Seeker
52%inclusion41 decks79 decks
50%synergy
Taii Wakeen, Perfect Shot
51%inclusion34 decks67 decks
50%synergy
Clackbridge Troll
49%inclusion39 decks79 decks
49%synergy
Archetype of Finality
49%inclusion39 decks79 decks
48%synergy
Ertha Jo, Frontier Mentor
49%inclusion33 decks67 decks
49%synergy
Tor Wauki the Younger
48%inclusion38 decks79 decks
48%synergy
Vulshok Sorcerer
46%inclusion36 decks79 decks
45%synergy
Cunning Sparkmage
44%inclusion35 decks79 decks
44%synergy
Zagras, Thief of Heartbeats
43%inclusion34 decks79 decks
42%synergy
Termination Facilitator
42%inclusion33 decks79 decks
40%synergy
Deathbringer Thoctar
41%inclusion32 decks79 decks
40%synergy
Onyx Mage
41%inclusion32 decks79 decks
40%synergy
Robaran Mercenaries
35%inclusion28 decks79 decks
35%synergy
Magda, the Hoardmaster
34%inclusion23 decks67 decks
32%synergy
Sun Titan
34%inclusion27 decks79 decks
24%synergy
Lae'zel, Vlaakith's Champion
33%inclusion26 decks79 decks
31%synergy
Kalemne, Disciple of Iroas
29%inclusion23 decks79 decks
28%synergy
Solemn Simulacrum
29%inclusion23 decks79 decks
16%synergy
Rakdos Ickspitter
28%inclusion22 decks79 decks
28%synergy
Mari, the Killing Quill
28%inclusion22 decks79 decks
21%synergy
Jirina, Dauntless General
25%inclusion20 decks79 decks
23%synergy
Assault Intercessor
23%inclusion18 decks79 decks
22%synergy
Akiri, Fearless Voyager
19%inclusion15 decks79 decks
17%synergy
Prodigal Pyromancer
18%inclusion14 decks79 decks
18%synergy
Queen Marchesa
18%inclusion14 decks79 decks
11%synergy
Akroan Horse
18%inclusion14 decks79 decks
17%synergy
Royal Assassin
15%inclusion12 decks79 decks
12%synergy
Grateful Apparition
15%inclusion12 decks79 decks
15%synergy
Burnished Hart
14%inclusion11 decks79 decks
12%synergy
White Plume Adventurer
13%inclusion10 decks79 decks
11%synergy
Faller's Faithful
13%inclusion1 decks8 decks
12%synergy
Vincent Valentine
13%inclusion2 decks16 decks
11%synergy
Alesha, Who Smiles at Death
11%inclusion9 decks79 decks
7%synergy
Mahadi, Emporium Master
11%inclusion9 decks79 decks
3%synergy
Lurking Deadeye
11%inclusion9 decks79 decks
11%synergy
Athreos, Shroud-Veiled
10%inclusion8 decks79 decks
9%synergy
Gisa, Glorious Resurrector
10%inclusion8 decks79 decks
9%synergy
Sram, Senior Edificer
10%inclusion8 decks79 decks
7%synergy
Stun Sniper
8.9%inclusion7 decks79 decks
9%synergy
Hooded Blightfang
8.9%inclusion7 decks79 decks
9%synergy
Torbran, Thane of Red Fell
7.6%inclusion6 decks79 decks
7%synergy
Taranika, Akroan Veteran
7.6%inclusion6 decks79 decks
7%synergy
Obosh, the Preypiercer
7.6%inclusion6 decks79 decks
7%synergy
High-Society Hunter
7.0%inclusion3 decks43 decks
5%synergy
Daxos the Returned
6.3%inclusion5 decks79 decks
5%synergy
Dauntless Aven
6.3%inclusion5 decks79 decks
6%synergy
Hooded Assassin
6.3%inclusion5 decks79 decks
6%synergy
Vincent, Vengeful Atoner
6.3%inclusion1 decks16 decks
6%synergy
Instants
Mortify
49%inclusion39 decks79 decks
34%synergy
Offer Immortality
47%inclusion37 decks79 decks
46%synergy
Dire Tactics
43%inclusion34 decks79 decks
40%synergy
Terminate
41%inclusion32 decks79 decks
28%synergy
Virulent Swipe
39%inclusion31 decks79 decks
39%synergy
Toxin Analysis
35%inclusion26 decks75 decks
34%synergy
Thrill of Possibility
27%inclusion21 decks79 decks
18%synergy
Stroke of Midnight
25%inclusion20 decks79 decks
13%synergy
Tragic Slip
24%inclusion19 decks79 decks
23%synergy
Path to Exile
20%inclusion16 decks79 decks
-27%synergy
Generous Gift
19%inclusion15 decks79 decks
-1%synergy
Battle-Rage Blessing
19%inclusion15 decks79 decks
19%synergy
Swords to Plowshares
19%inclusion15 decks79 decks
-43%synergy
Bedevil
18%inclusion14 decks79 decks
11%synergy
Volt Charge
16%inclusion13 decks79 decks
16%synergy
Fracture
15%inclusion12 decks79 decks
9%synergy
Whisper of the Dross
14%inclusion11 decks79 decks
14%synergy
To Arms!
14%inclusion11 decks79 decks
14%synergy
Utter End
14%inclusion11 decks79 decks
9%synergy
Reroute Systems
13%inclusion1 decks8 decks
12%synergy
Touch of Moonglove
11%inclusion9 decks79 decks
11%synergy
Loran's Escape
11%inclusion9 decks79 decks
10%synergy
Coat with Venom
11%inclusion9 decks79 decks
11%synergy
Djeru's Resolve
11%inclusion9 decks79 decks
11%synergy
Sazacap's Brew
11%inclusion6 decks54 decks
11%synergy
Chaos Warp
10%inclusion8 decks79 decks
-6%synergy
Abrade
10%inclusion8 decks79 decks
5%synergy
Alchemist's Gift
10%inclusion8 decks79 decks
10%synergy
Rakdos Charm
10%inclusion8 decks79 decks
1%synergy
Inevitable Defeat
9.1%inclusion2 decks22 decks
3%synergy
Wear // Tear
8.9%inclusion7 decks79 decks
-3%synergy
Legion Leadership
7.8%inclusion5 decks64 decks
4%synergy
Return to Dust
6.3%inclusion5 decks79 decks
3%synergy
Lash of Thorns
6.3%inclusion5 decks79 decks
6%synergy
Lightning Bolt
6.3%inclusion5 decks79 decks
3%synergy
Murder
6.3%inclusion5 decks79 decks
4%synergy
Deflecting Palm
6.3%inclusion5 decks79 decks
0%synergy
Disenchant
6.3%inclusion5 decks79 decks
4%synergy
Go for the Throat
5.1%inclusion4 decks79 decks
2%synergy
Blessed Alliance
5.1%inclusion4 decks79 decks
5%synergy
Anguished Unmaking
5.1%inclusion4 decks79 decks
-29%synergy
Moment of Valor
5.1%inclusion4 decks79 decks
5%synergy
Sorceries
Painful Truths
54%inclusion43 decks79 decks
45%synergy
Sign in Blood
47%inclusion37 decks79 decks
38%synergy
Call of the Death-Dweller
44%inclusion35 decks79 decks
44%synergy
Drown in Ichor
35%inclusion28 decks79 decks
35%synergy
Open the Armory
30%inclusion24 decks79 decks
26%synergy
Austere Command
23%inclusion18 decks79 decks
15%synergy
Unearth
22%inclusion17 decks79 decks
19%synergy
Single Combat
22%inclusion17 decks79 decks
20%synergy
Faithless Looting
19%inclusion15 decks79 decks
3%synergy
Unfinished Business
18%inclusion14 decks79 decks
17%synergy
Vat Emergence
16%inclusion13 decks79 decks
16%synergy
Feed the Swarm
15%inclusion12 decks79 decks
10%synergy
Ambition's Cost
15%inclusion12 decks79 decks
13%synergy
Sevinne's Reclamation
14%inclusion11 decks79 decks
6%synergy
Night's Whisper
14%inclusion11 decks79 decks
1%synergy
Recommission
13%inclusion10 decks79 decks
12%synergy
Vindicate
11%inclusion9 decks79 decks
5%synergy
Divine Reckoning
11%inclusion9 decks79 decks
11%synergy
Cleansing Nova
11%inclusion9 decks79 decks
9%synergy
Decode Transmissions
11%inclusion1 decks9 decks
11%synergy
Rip Apart
10%inclusion8 decks79 decks
9%synergy
Reconstruct History
8.9%inclusion7 decks79 decks
8%synergy
Blasphemous Act
7.6%inclusion6 decks79 decks
-15%synergy
Diabolic Tutor
7.6%inclusion6 decks79 decks
1%synergy
Ruinous Ultimatum
7.6%inclusion6 decks79 decks
-31%synergy
Starfall Invocation
5.6%inclusion3 decks54 decks
5%synergy
Come Back Wrong
5.3%inclusion3 decks57 decks
5%synergy
Merciless Eviction
5.1%inclusion4 decks79 decks
2%synergy
Utility Artifacts
Hunter's Blowgun
54%inclusion43 decks79 decks
54%synergy
Quietus Spike
47%inclusion37 decks79 decks
45%synergy
Vorpal Sword
42%inclusion33 decks79 decks
39%synergy
Sting, the Glinting Dagger
38%inclusion30 decks79 decks
36%synergy
Gorgon Flail
35%inclusion28 decks79 decks
34%synergy
Swiftfoot Boots
34%inclusion27 decks79 decks
3%synergy
Wayfarer's Bauble
28%inclusion22 decks79 decks
19%synergy
Reaper's Talisman
28%inclusion22 decks79 decks
27%synergy
Hidden Blade
20%inclusion14 decks70 decks
19%synergy
Mask of Griselbrand
15%inclusion12 decks79 decks
14%synergy
Puppet Strings
14%inclusion11 decks79 decks
14%synergy
Loxodon Warhammer
13%inclusion10 decks79 decks
10%synergy
Jandor's Saddlebags
10%inclusion8 decks79 decks
10%synergy
Blackblade Reforged
8.9%inclusion7 decks79 decks
4%synergy
Mirror Shield
8.9%inclusion7 decks79 decks
9%synergy
Illusionist's Bracers
6.3%inclusion5 decks79 decks
5%synergy
Glaring Spotlight
6.3%inclusion5 decks79 decks
6%synergy
Maul of the Skyclaves
5.1%inclusion4 decks79 decks
4%synergy
Contagion Clasp
5.1%inclusion4 decks79 decks
5%synergy
Sunforger
5.1%inclusion4 decks79 decks
2%synergy
Dragonfire Blade
5.0%inclusion1 decks20 decks
4%synergy
Enchantments
Aspect of Gorgon
52%inclusion41 decks79 decks
51%synergy
Retreat to Hagra
37%inclusion29 decks79 decks
36%synergy
At Knifepoint
31%inclusion21 decks67 decks
30%synergy
Eternal Thirst
28%inclusion22 decks79 decks
27%synergy
Gift of Doom
27%inclusion21 decks79 decks
26%synergy
Agent of the Shadow Thieves
27%inclusion21 decks79 decks
26%synergy
Death Pits of Rath
27%inclusion21 decks79 decks
26%synergy
Dazzling Theater // Prop Room
26%inclusion13 decks50 decks
24%synergy
Derelict Attic // Widow's Walk
16%inclusion8 decks50 decks
16%synergy
Sparring Regimen
13%inclusion10 decks79 decks
13%synergy
Feast of the Victorious Dead
11%inclusion9 decks79 decks
11%synergy
Glasswing Grace
11%inclusion7 decks64 decks
9%synergy
Life Insurance
10%inclusion8 decks79 decks
8%synergy
Phyresis
10%inclusion8 decks79 decks
10%synergy
Greed
10%inclusion8 decks79 decks
9%synergy
Rite of the Raging Storm
8.9%inclusion7 decks79 decks
8%synergy
Underworld Connections
8.9%inclusion7 decks79 decks
8%synergy
Witch's Mist
7.6%inclusion6 decks79 decks
8%synergy
Grasping Shadows
7.6%inclusion6 decks79 decks
7%synergy
Gauntlets of Light
7.6%inclusion6 decks79 decks
8%synergy
Phyrexian Arena
7.6%inclusion6 decks79 decks
-12%synergy
Forging the Tyrite Sword
7.6%inclusion6 decks79 decks
7%synergy
Kaya's Ghostform
6.3%inclusion5 decks79 decks
4%synergy
Nowhere to Run
5.3%inclusion3 decks57 decks
5%synergy
Tribute to Horobi
5.1%inclusion4 decks79 decks
5%synergy
Utility Lands
Rogue's Passage
49%inclusion39 decks79 decks
26%synergy
Vault of the Archangel
43%inclusion34 decks79 decks
21%synergy
Axgard Armory
24%inclusion19 decks79 decks
22%synergy
Bojuka Bog
20%inclusion16 decks79 decks
-11%synergy
Buried Ruin
11%inclusion9 decks79 decks
8%synergy
Sunhome, Fortress of the Legion
11%inclusion9 decks79 decks
7%synergy
Temple of the False God
7.6%inclusion6 decks79 decks
1%synergy
Detection Tower
5.1%inclusion4 decks79 decks
4%synergy
Karn's Bastion
5.1%inclusion4 decks79 decks
4%synergy
Mana Artifacts
Arcane Signet
82%inclusion65 decks79 decks
-4%synergy
Orzhov Signet
66%inclusion52 decks79 decks
32%synergy
Rakdos Signet
61%inclusion48 decks79 decks
29%synergy
Sol Ring
58%inclusion46 decks79 decks
-31%synergy
Boros Signet
57%inclusion45 decks79 decks
27%synergy
Commander's Sphere
54%inclusion43 decks79 decks
39%synergy
Talisman of Conviction
29%inclusion23 decks79 decks
-12%synergy
Fellwar Stone
24%inclusion19 decks79 decks
-4%synergy
Bounty Board
22%inclusion15 decks67 decks
20%synergy
Talisman of Hierarchy
20%inclusion16 decks79 decks
-21%synergy
Patriar's Seal
16%inclusion13 decks79 decks
14%synergy
Bandit's Haul
15%inclusion10 decks67 decks
14%synergy
Savai Crystal
14%inclusion11 decks79 decks
12%synergy
Mardu Banner
13%inclusion10 decks79 decks
9%synergy
Mind Stone
13%inclusion10 decks79 decks
4%synergy
Talisman of Indulgence
7.6%inclusion6 decks79 decks
-29%synergy
Boros Locket
5.1%inclusion4 decks79 decks
5%synergy
Lands
Swamp
100%inclusion79 decks79 decks
5%synergy
Mountain
100%inclusion79 decks79 decks
6%synergy
Plains
100%inclusion79 decks79 decks
5%synergy
Command Tower
87%inclusion69 decks79 decks
-5%synergy
Nomad Outpost
76%inclusion60 decks79 decks
18%synergy
Exotic Orchard
59%inclusion47 decks79 decks
8%synergy
Evolving Wilds
57%inclusion45 decks79 decks
30%synergy
Terramorphic Expanse
52%inclusion41 decks79 decks
32%synergy
Smoldering Marsh
44%inclusion35 decks79 decks
9%synergy
Shattered Landscape
42%inclusion26 decks62 decks
22%synergy
Orzhov Basilica
39%inclusion31 decks79 decks
24%synergy
Temple of Silence
39%inclusion31 decks79 decks
16%synergy
Rakdos Carnarium
38%inclusion30 decks79 decks
25%synergy
Temple of Triumph
37%inclusion29 decks79 decks
14%synergy
Boros Garrison
35%inclusion28 decks79 decks
22%synergy
Myriad Landscape
30%inclusion24 decks79 decks
18%synergy
Caves of Koilos
30%inclusion24 decks79 decks
-9%synergy
Path of Ancestry
28%inclusion22 decks79 decks
-9%synergy
Clifftop Retreat
27%inclusion21 decks79 decks
-22%synergy
Bloodfell Caves
24%inclusion19 decks79 decks
15%synergy
Temple of Malice
20%inclusion16 decks79 decks
3%synergy
Scoured Barrens
20%inclusion16 decks79 decks
11%synergy
Battlefield Forge
19%inclusion15 decks79 decks
-20%synergy
Shadowblood Ridge
19%inclusion15 decks79 decks
4%synergy
Daily Bugle Building
17%inclusion1 decks6 decks
16%synergy
Tainted Field
16%inclusion13 decks79 decks
4%synergy
Isolated Chapel
16%inclusion13 decks79 decks
-35%synergy
Dragonskull Summit
13%inclusion10 decks79 decks
-38%synergy
Wind-Scarred Crag
13%inclusion10 decks79 decks
4%synergy
Shineshadow Snarl
13%inclusion10 decks79 decks
4%synergy
Glasswing Grace
11%inclusion7 decks64 decks
9%synergy
Ash Barrens
10%inclusion8 decks79 decks
3%synergy
Furycalm Snarl
10%inclusion8 decks79 decks
1%synergy
Sunscorched Divide
8.6%inclusion6 decks70 decks
3%synergy
Legion Leadership
7.8%inclusion5 decks64 decks
4%synergy
Rakdos Guildgate
7.6%inclusion6 decks79 decks
5%synergy
Foreboding Ruins
6.3%inclusion5 decks79 decks
-4%synergy
Sulfurous Springs
6.3%inclusion5 decks79 decks
-20%synergy
Tainted Peak
6.3%inclusion5 decks79 decks
-4%synergy
Geothermal Bog
6.3%inclusion5 decks79 decks
3%synergy
Boros Guildgate
5.1%inclusion4 decks79 decks
2%synergy
Orzhov Guildgate
5.1%inclusion4 decks79 decks
2%synergy
Thriving Moor
5.1%inclusion4 decks79 decks
3%synergy
Thriving Heath
5.1%inclusion4 decks79 decks
3%synergy
Sacred Peaks
5.1%inclusion4 decks79 decks
1%synergy
Rugged Prairie
5.1%inclusion4 decks79 decks
-11%synergy
Stone Quarry
5.1%inclusion4 decks79 decks
4%synergy
Thriving Bluff
5.1%inclusion4 decks79 decks
3%synergy
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