Altaïr, Brotherhood Mentor (Commander) - Budget Core

Original Name:

Kelsien, the PlagueKelsien, the Plague

Background image for Rebuilding Kelsien, the Plague with Avatar: The Last Airbender Eternal
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
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Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Zuko, Firebending Master
20%inclusion1 decks5 decks
18%synergy
High Synergy Cards
Minthara, Merciless Soul
83%inclusion64 decks77 decks
81%synergy
Rune of Mortality
79%inclusion61 decks77 decks
78%synergy
You Are Already Dead
77%inclusion59 decks77 decks
75%synergy
Falthis, Shadowcat Familiar
75%inclusion58 decks77 decks
74%synergy
Mirrodin Avenged
65%inclusion50 decks77 decks
64%synergy
Bladebrand
61%inclusion47 decks77 decks
61%synergy
Humble Defector
62%inclusion48 decks77 decks
60%synergy
Gorgon's Head
58%inclusion45 decks77 decks
57%synergy
Blood Cultist
57%inclusion44 decks77 decks
57%synergy
Otharri, Suns' Glory
62%inclusion48 decks77 decks
56%synergy
Top Cards
Morbid Opportunist
70%inclusion54 decks77 decks
53%synergy
General's Enforcer
64%inclusion49 decks77 decks
55%synergy
Crackling Doom
61%inclusion47 decks77 decks
44%synergy
Mythos of Snapdax
60%inclusion46 decks77 decks
54%synergy
Despark
58%inclusion45 decks77 decks
44%synergy
Void Beckoner
57%inclusion44 decks77 decks
56%synergy
Basilisk Collar
57%inclusion44 decks77 decks
53%synergy
Shay Cormac
57%inclusion34 decks60 decks
54%synergy
Read the Bones
56%inclusion43 decks77 decks
46%synergy
Hunter's Blowgun
56%inclusion43 decks77 decks
55%synergy
Creatures
Slaughter Specialist
53%inclusion41 decks77 decks
52%synergy
Mathas, Fiend Seeker
52%inclusion40 decks77 decks
50%synergy
Ankle Shanker
52%inclusion40 decks77 decks
49%synergy
Harvester of Souls
52%inclusion40 decks77 decks
49%synergy
Ertha Jo, Frontier Mentor
49%inclusion34 decks69 decks
49%synergy
Taii Wakeen, Perfect Shot
49%inclusion34 decks69 decks
49%synergy
Archetype of Finality
48%inclusion37 decks77 decks
47%synergy
Tor Wauki the Younger
47%inclusion36 decks77 decks
46%synergy
Clackbridge Troll
47%inclusion36 decks77 decks
46%synergy
Vulshok Sorcerer
45%inclusion35 decks77 decks
45%synergy
Cunning Sparkmage
44%inclusion34 decks77 decks
44%synergy
Termination Facilitator
42%inclusion32 decks77 decks
40%synergy
Zagras, Thief of Heartbeats
42%inclusion32 decks77 decks
40%synergy
Deathbringer Thoctar
39%inclusion30 decks77 decks
39%synergy
Onyx Mage
39%inclusion30 decks77 decks
39%synergy
Sun Titan
36%inclusion28 decks77 decks
26%synergy
Magda, the Hoardmaster
33%inclusion23 decks69 decks
31%synergy
Robaran Mercenaries
31%inclusion24 decks77 decks
31%synergy
Lae'zel, Vlaakith's Champion
30%inclusion23 decks77 decks
28%synergy
Rakdos Ickspitter
27%inclusion21 decks77 decks
27%synergy
Kalemne, Disciple of Iroas
27%inclusion21 decks77 decks
26%synergy
Solemn Simulacrum
26%inclusion20 decks77 decks
13%synergy
Mari, the Killing Quill
25%inclusion19 decks77 decks
18%synergy
Assault Intercessor
23%inclusion18 decks77 decks
23%synergy
Jirina, Dauntless General
21%inclusion16 decks77 decks
19%synergy
Akiri, Fearless Voyager
19%inclusion15 decks77 decks
17%synergy
Queen Marchesa
18%inclusion14 decks77 decks
12%synergy
Prodigal Pyromancer
17%inclusion13 decks77 decks
17%synergy
Royal Assassin
17%inclusion13 decks77 decks
14%synergy
Grateful Apparition
16%inclusion12 decks77 decks
15%synergy
Akroan Horse
14%inclusion11 decks77 decks
14%synergy
White Plume Adventurer
13%inclusion10 decks77 decks
12%synergy
Burnished Hart
13%inclusion10 decks77 decks
11%synergy
Lurking Deadeye
12%inclusion9 decks77 decks
12%synergy
Alesha, Who Smiles at Death
12%inclusion9 decks77 decks
8%synergy
Vincent Valentine
11%inclusion2 decks18 decks
10%synergy
Athreos, Shroud-Veiled
10%inclusion8 decks77 decks
9%synergy
Faller's Faithful
10%inclusion1 decks10 decks
10%synergy
Hooded Blightfang
9.1%inclusion7 decks77 decks
9%synergy
Mahadi, Emporium Master
9.1%inclusion7 decks77 decks
0%synergy
Sram, Senior Edificer
7.8%inclusion6 decks77 decks
5%synergy
Stun Sniper
7.8%inclusion6 decks77 decks
8%synergy
High-Society Hunter
6.7%inclusion3 decks45 decks
5%synergy
Taranika, Akroan Veteran
6.5%inclusion5 decks77 decks
6%synergy
Obosh, the Preypiercer
6.5%inclusion5 decks77 decks
6%synergy
Dauntless Aven
6.5%inclusion5 decks77 decks
6%synergy
Torbran, Thane of Red Fell
6.5%inclusion5 decks77 decks
6%synergy
Gisa, Glorious Resurrector
6.5%inclusion5 decks77 decks
6%synergy
Hooded Assassin
6.5%inclusion5 decks77 decks
6%synergy
Marvin, Murderous Mimic
5.9%inclusion3 decks51 decks
5%synergy
Instants
Mortify
52%inclusion40 decks77 decks
37%synergy
Offer Immortality
45%inclusion35 decks77 decks
44%synergy
Dire Tactics
42%inclusion32 decks77 decks
39%synergy
Terminate
42%inclusion32 decks77 decks
29%synergy
Virulent Swipe
40%inclusion31 decks77 decks
40%synergy
Toxin Analysis
32%inclusion24 decks76 decks
31%synergy
Thrill of Possibility
26%inclusion20 decks77 decks
18%synergy
Stroke of Midnight
26%inclusion20 decks77 decks
14%synergy
Tragic Slip
23%inclusion18 decks77 decks
22%synergy
Path to Exile
21%inclusion16 decks77 decks
-26%synergy
Generous Gift
21%inclusion16 decks77 decks
1%synergy
Bedevil
19%inclusion15 decks77 decks
13%synergy
Battle-Rage Blessing
18%inclusion14 decks77 decks
18%synergy
Swords to Plowshares
17%inclusion13 decks77 decks
-45%synergy
To Arms!
16%inclusion12 decks77 decks
15%synergy
Volt Charge
16%inclusion12 decks77 decks
15%synergy
Fracture
16%inclusion12 decks77 decks
9%synergy
Utter End
16%inclusion12 decks77 decks
11%synergy
Whisper of the Dross
14%inclusion11 decks77 decks
14%synergy
Touch of Moonglove
13%inclusion10 decks77 decks
13%synergy
Wisecrack
13%inclusion1 decks8 decks
12%synergy
Coat with Venom
12%inclusion9 decks77 decks
12%synergy
Loran's Escape
10%inclusion8 decks77 decks
9%synergy
Alchemist's Gift
10%inclusion8 decks77 decks
10%synergy
Djeru's Resolve
10%inclusion8 decks77 decks
10%synergy
Rakdos Charm
10%inclusion8 decks77 decks
1%synergy
Abrade
10%inclusion8 decks77 decks
5%synergy
Reroute Systems
10%inclusion1 decks10 decks
10%synergy
Chaos Warp
9.1%inclusion7 decks77 decks
-7%synergy
Sazacap's Brew
9.1%inclusion5 decks55 decks
9%synergy
Inevitable Defeat
8.3%inclusion2 decks24 decks
2%synergy
Murder
7.8%inclusion6 decks77 decks
5%synergy
Wear // Tear
7.8%inclusion6 decks77 decks
-4%synergy
Legion Leadership
7.7%inclusion5 decks65 decks
3%synergy
Return to Dust
6.5%inclusion5 decks77 decks
3%synergy
Lash of Thorns
6.5%inclusion5 decks77 decks
6%synergy
Disenchant
6.5%inclusion5 decks77 decks
5%synergy
Anguished Unmaking
6.5%inclusion5 decks77 decks
-28%synergy
Lightning Bolt
6.5%inclusion5 decks77 decks
3%synergy
Deflecting Palm
6.5%inclusion5 decks77 decks
0%synergy
Go for the Throat
5.2%inclusion4 decks77 decks
2%synergy
Moment of Valor
5.2%inclusion4 decks77 decks
5%synergy
Sorceries
Painful Truths
52%inclusion40 decks77 decks
43%synergy
Call of the Death-Dweller
47%inclusion36 decks77 decks
46%synergy
Sign in Blood
45%inclusion35 decks77 decks
37%synergy
Drown in Ichor
35%inclusion27 decks77 decks
35%synergy
Open the Armory
27%inclusion21 decks77 decks
23%synergy
Austere Command
22%inclusion17 decks77 decks
15%synergy
Unearth
21%inclusion16 decks77 decks
19%synergy
Faithless Looting
19%inclusion15 decks77 decks
4%synergy
Single Combat
18%inclusion14 decks77 decks
17%synergy
Unfinished Business
17%inclusion13 decks77 decks
16%synergy
Vat Emergence
14%inclusion11 decks77 decks
14%synergy
Night's Whisper
14%inclusion11 decks77 decks
1%synergy
Feed the Swarm
14%inclusion11 decks77 decks
9%synergy
Vindicate
13%inclusion10 decks77 decks
7%synergy
Sevinne's Reclamation
12%inclusion9 decks77 decks
4%synergy
Cleansing Nova
12%inclusion9 decks77 decks
10%synergy
Rip Apart
12%inclusion9 decks77 decks
11%synergy
Ambition's Cost
12%inclusion9 decks77 decks
10%synergy
Divine Reckoning
9.1%inclusion7 decks77 decks
9%synergy
Recommission
9.1%inclusion7 decks77 decks
9%synergy
Decode Transmissions
9.1%inclusion1 decks11 decks
9%synergy
Blasphemous Act
7.8%inclusion6 decks77 decks
-15%synergy
Diabolic Tutor
6.5%inclusion5 decks77 decks
0%synergy
Reconstruct History
6.5%inclusion5 decks77 decks
6%synergy
Ruinous Ultimatum
6.5%inclusion5 decks77 decks
-33%synergy
Come Back Wrong
5.2%inclusion3 decks58 decks
5%synergy
Utility Artifacts
Quietus Spike
47%inclusion36 decks77 decks
45%synergy
Vorpal Sword
43%inclusion33 decks77 decks
40%synergy
Sting, the Glinting Dagger
39%inclusion30 decks77 decks
37%synergy
Gorgon Flail
38%inclusion29 decks77 decks
37%synergy
Swiftfoot Boots
32%inclusion25 decks77 decks
1%synergy
Reaper's Talisman
26%inclusion20 decks77 decks
25%synergy
Wayfarer's Bauble
25%inclusion19 decks77 decks
16%synergy
Hidden Blade
21%inclusion15 decks72 decks
20%synergy
Puppet Strings
16%inclusion12 decks77 decks
15%synergy
Mask of Griselbrand
13%inclusion10 decks77 decks
12%synergy
Jandor's Saddlebags
12%inclusion9 decks77 decks
12%synergy
Loxodon Warhammer
10%inclusion8 decks77 decks
8%synergy
Mirror Shield
7.8%inclusion6 decks77 decks
8%synergy
Illusionist's Bracers
6.5%inclusion5 decks77 decks
5%synergy
Glaring Spotlight
6.5%inclusion5 decks77 decks
6%synergy
Blackblade Reforged
6.5%inclusion5 decks77 decks
2%synergy
Maul of the Skyclaves
5.2%inclusion4 decks77 decks
4%synergy
Viridian Longbow
5.2%inclusion4 decks77 decks
5%synergy
Contagion Clasp
5.2%inclusion4 decks77 decks
5%synergy
Sunforger
5.2%inclusion4 decks77 decks
2%synergy
Enchantments
Aspect of Gorgon
53%inclusion41 decks77 decks
53%synergy
Retreat to Hagra
36%inclusion28 decks77 decks
36%synergy
At Knifepoint
32%inclusion22 decks69 decks
30%synergy
Eternal Thirst
29%inclusion22 decks77 decks
28%synergy
Death Pits of Rath
26%inclusion20 decks77 decks
26%synergy
Dazzling Theater // Prop Room
25%inclusion13 decks51 decks
23%synergy
Gift of Doom
25%inclusion19 decks77 decks
24%synergy
Agent of the Shadow Thieves
22%inclusion17 decks77 decks
21%synergy
Derelict Attic // Widow's Walk
16%inclusion8 decks51 decks
16%synergy
Glasswing Grace
11%inclusion7 decks65 decks
9%synergy
Sparring Regimen
10%inclusion8 decks77 decks
10%synergy
Feast of the Victorious Dead
10%inclusion8 decks77 decks
10%synergy
Rite of the Raging Storm
9.1%inclusion7 decks77 decks
8%synergy
Forging the Tyrite Sword
7.8%inclusion6 decks77 decks
7%synergy
Life Insurance
7.8%inclusion6 decks77 decks
5%synergy
Gauntlets of Light
7.8%inclusion6 decks77 decks
8%synergy
Phyrexian Arena
7.8%inclusion6 decks77 decks
-11%synergy
Greed
6.5%inclusion5 decks77 decks
5%synergy
Witch's Mist
6.5%inclusion5 decks77 decks
6%synergy
Underworld Connections
6.5%inclusion5 decks77 decks
6%synergy
Kaya's Ghostform
6.5%inclusion5 decks77 decks
4%synergy
Grasping Shadows
6.5%inclusion5 decks77 decks
6%synergy
Phyresis
6.5%inclusion5 decks77 decks
6%synergy
Tribute to Horobi
5.2%inclusion4 decks77 decks
5%synergy
Shiny Impetus
5.2%inclusion4 decks77 decks
2%synergy
Nowhere to Run
5.2%inclusion3 decks58 decks
5%synergy
Utility Lands
Rogue's Passage
49%inclusion38 decks77 decks
26%synergy
Vault of the Archangel
39%inclusion30 decks77 decks
16%synergy
Axgard Armory
21%inclusion16 decks77 decks
19%synergy
Bojuka Bog
19%inclusion15 decks77 decks
-12%synergy
Buried Ruin
9.1%inclusion7 decks77 decks
6%synergy
Sunhome, Fortress of the Legion
7.8%inclusion6 decks77 decks
4%synergy
Temple of the False God
7.8%inclusion6 decks77 decks
1%synergy
Karn's Bastion
5.2%inclusion4 decks77 decks
4%synergy
Mana Artifacts
Arcane Signet
82%inclusion63 decks77 decks
-4%synergy
Orzhov Signet
66%inclusion51 decks77 decks
33%synergy
Sol Ring
60%inclusion46 decks77 decks
-29%synergy
Rakdos Signet
60%inclusion46 decks77 decks
29%synergy
Boros Signet
55%inclusion42 decks77 decks
25%synergy
Commander's Sphere
51%inclusion39 decks77 decks
36%synergy
Talisman of Conviction
29%inclusion22 decks77 decks
-13%synergy
Fellwar Stone
26%inclusion20 decks77 decks
-2%synergy
Bounty Board
22%inclusion15 decks69 decks
20%synergy
Talisman of Hierarchy
18%inclusion14 decks77 decks
-23%synergy
Patriar's Seal
17%inclusion13 decks77 decks
15%synergy
Bandit's Haul
16%inclusion11 decks69 decks
15%synergy
Mind Stone
13%inclusion10 decks77 decks
4%synergy
Savai Crystal
13%inclusion10 decks77 decks
11%synergy
Mardu Banner
13%inclusion10 decks77 decks
10%synergy
Talisman of Indulgence
7.8%inclusion6 decks77 decks
-29%synergy
Lands
Swamp
100%inclusion77 decks77 decks
5%synergy
Mountain
100%inclusion77 decks77 decks
6%synergy
Plains
100%inclusion77 decks77 decks
5%synergy
Command Tower
88%inclusion68 decks77 decks
-4%synergy
Nomad Outpost
77%inclusion59 decks77 decks
18%synergy
Evolving Wilds
58%inclusion45 decks77 decks
32%synergy
Exotic Orchard
57%inclusion44 decks77 decks
6%synergy
Terramorphic Expanse
53%inclusion41 decks77 decks
34%synergy
Smoldering Marsh
47%inclusion36 decks77 decks
11%synergy
Shattered Landscape
44%inclusion28 decks63 decks
25%synergy
Temple of Silence
42%inclusion32 decks77 decks
19%synergy
Rakdos Carnarium
40%inclusion31 decks77 decks
28%synergy
Orzhov Basilica
40%inclusion31 decks77 decks
26%synergy
Temple of Triumph
39%inclusion30 decks77 decks
17%synergy
Boros Garrison
38%inclusion29 decks77 decks
24%synergy
Myriad Landscape
30%inclusion23 decks77 decks
18%synergy
Caves of Koilos
30%inclusion23 decks77 decks
-10%synergy
Path of Ancestry
29%inclusion22 decks77 decks
-9%synergy
Clifftop Retreat
27%inclusion21 decks77 decks
-23%synergy
Bloodfell Caves
25%inclusion19 decks77 decks
16%synergy
Temple of Malice
23%inclusion18 decks77 decks
6%synergy
Battlefield Forge
22%inclusion17 decks77 decks
-17%synergy
Scoured Barrens
21%inclusion16 decks77 decks
12%synergy
Isolated Chapel
19%inclusion15 decks77 decks
-33%synergy
Shadowblood Ridge
17%inclusion13 decks77 decks
2%synergy
Tainted Field
13%inclusion10 decks77 decks
1%synergy
Dragonskull Summit
13%inclusion10 decks77 decks
-38%synergy
Shineshadow Snarl
13%inclusion10 decks77 decks
4%synergy
Daily Bugle Building
13%inclusion1 decks8 decks
12%synergy
Glasswing Grace
11%inclusion7 decks65 decks
9%synergy
Wind-Scarred Crag
10%inclusion8 decks77 decks
2%synergy
Furycalm Snarl
10%inclusion8 decks77 decks
1%synergy
Ash Barrens
9.1%inclusion7 decks77 decks
2%synergy
Sunscorched Divide
8.3%inclusion6 decks72 decks
3%synergy
Rakdos Guildgate
7.8%inclusion6 decks77 decks
5%synergy
Foreboding Ruins
7.8%inclusion6 decks77 decks
-3%synergy
Sulfurous Springs
7.8%inclusion6 decks77 decks
-19%synergy
Legion Leadership
7.7%inclusion5 decks65 decks
3%synergy
Abraded Bluffs
5.8%inclusion4 decks69 decks
4%synergy
Orzhov Guildgate
5.2%inclusion4 decks77 decks
3%synergy
Rugged Prairie
5.2%inclusion4 decks77 decks
-11%synergy
Thriving Bluff
5.2%inclusion4 decks77 decks
3%synergy
Tainted Peak
5.2%inclusion4 decks77 decks
-5%synergy
Thriving Moor
5.2%inclusion4 decks77 decks
3%synergy
Thriving Heath
5.2%inclusion4 decks77 decks
3%synergy
Geothermal Bog
5.2%inclusion4 decks77 decks
2%synergy