Kelsien, the Plague (Commander) - Budget Treasure

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #404
5decks
As CommanderAs CardAverage DeckDecksView Precon
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All12345
Budget
Any$$$$
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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Mari, the Killing Quill
100%inclusion5 decks5 decks
93%synergy
Minthara, Merciless Soul
80%inclusion4 decks5 decks
78%synergy
Basilisk Collar
80%inclusion4 decks5 decks
76%synergy
Morbid Opportunist
80%inclusion4 decks5 decks
63%synergy
Bojuka Bog
80%inclusion4 decks5 decks
49%synergy
Game Changers
Smothering Tithe
20%inclusion1 decks5 decks
-6%synergy
Opposition Agent
20%inclusion1 decks5 decks
17%synergy
Creatures
Servant of the Stinger
60%inclusion3 decks5 decks
60%synergy
Taii Wakeen, Perfect Shot
60%inclusion3 decks5 decks
59%synergy
Termination Facilitator
60%inclusion3 decks5 decks
58%synergy
Harvester of Souls
60%inclusion3 decks5 decks
57%synergy
Magda, the Hoardmaster
60%inclusion3 decks5 decks
58%synergy
Otharri, Suns' Glory
60%inclusion3 decks5 decks
54%synergy
Vihaan, Goldwaker
50%inclusion2 decks4 decks
46%synergy
Shay Cormac
50%inclusion1 decks2 decks
47%synergy
Ertha Jo, Frontier Mentor
40%inclusion2 decks5 decks
39%synergy
Mahadi, Emporium Master
40%inclusion2 decks5 decks
31%synergy
Captain Lannery Storm
40%inclusion2 decks5 decks
31%synergy
Assault Intercessor
40%inclusion2 decks5 decks
39%synergy
Ruthless Technomancer
40%inclusion2 decks5 decks
38%synergy
Olivia, Opulent Outlaw
40%inclusion2 decks5 decks
36%synergy
White Plume Adventurer
40%inclusion2 decks5 decks
39%synergy
Crime Novelist
40%inclusion2 decks5 decks
35%synergy
General's Enforcer
40%inclusion2 decks5 decks
31%synergy
Kellogg, Dangerous Mind
40%inclusion2 decks5 decks
31%synergy
Athreos, Shroud-Veiled
40%inclusion2 decks5 decks
39%synergy
Zagras, Thief of Heartbeats
40%inclusion2 decks5 decks
39%synergy
Changeling Outcast
40%inclusion2 decks5 decks
37%synergy
Queen Marchesa
40%inclusion2 decks5 decks
34%synergy
Angelic Sell-Sword
25%inclusion1 decks4 decks
23%synergy
Outlaw Medic
25%inclusion1 decks4 decks
25%synergy
Generous Plunderer
25%inclusion1 decks4 decks
22%synergy
Raven of Fell Omens
25%inclusion1 decks4 decks
25%synergy
Drumbellower
20%inclusion1 decks5 decks
18%synergy
Professional Face-Breaker
20%inclusion1 decks5 decks
5%synergy
Mirkwood Bats
20%inclusion1 decks5 decks
3%synergy
The Master, Multiplied
20%inclusion1 decks5 decks
17%synergy
Baleful Eidolon
20%inclusion1 decks5 decks
20%synergy
Extus, Oriq Overlord
20%inclusion1 decks5 decks
20%synergy
Squee, Goblin Nabob
20%inclusion1 decks5 decks
20%synergy
Aurelia, the Warleader
20%inclusion1 decks5 decks
2%synergy
Lagomos, Hand of Hatred
20%inclusion1 decks5 decks
17%synergy
Lotho, Corrupt Shirriff
20%inclusion1 decks5 decks
6%synergy
Humble Defector
20%inclusion1 decks5 decks
18%synergy
Master of Ceremonies
20%inclusion1 decks5 decks
19%synergy
Astor, Bearer of Blades
20%inclusion1 decks5 decks
19%synergy
Hoard Robber
20%inclusion1 decks5 decks
20%synergy
Denethor, Ruling Steward
20%inclusion1 decks5 decks
18%synergy
Taranika, Akroan Veteran
20%inclusion1 decks5 decks
20%synergy
Mathas, Fiend Seeker
20%inclusion1 decks5 decks
18%synergy
Prosper, Tome-Bound
20%inclusion1 decks5 decks
17%synergy
Living Lightning
20%inclusion1 decks5 decks
20%synergy
Butcher of the Horde
20%inclusion1 decks5 decks
20%synergy
Butch DeLoria, Tunnel Snake
20%inclusion1 decks5 decks
19%synergy
Ankle Shanker
20%inclusion1 decks5 decks
17%synergy
Deathbringer Thoctar
20%inclusion1 decks5 decks
20%synergy
Aurelia, the Law Above
20%inclusion1 decks5 decks
12%synergy
Instants
Dead Before Sunrise
75%inclusion3 decks4 decks
73%synergy
Swords to Plowshares
60%inclusion3 decks5 decks
-2%synergy
Boros Charm
40%inclusion2 decks5 decks
10%synergy
Anguished Unmaking
40%inclusion2 decks5 decks
6%synergy
Path to Exile
40%inclusion2 decks5 decks
-7%synergy
Chaos Warp
20%inclusion1 decks5 decks
4%synergy
Dire Tactics
20%inclusion1 decks5 decks
17%synergy
Thrill of Possibility
20%inclusion1 decks5 decks
12%synergy
Not Dead After All
20%inclusion1 decks5 decks
19%synergy
Deadly Dispute
20%inclusion1 decks5 decks
-3%synergy
Unexpected Windfall
20%inclusion1 decks5 decks
14%synergy
Rakdos Charm
20%inclusion1 decks5 decks
11%synergy
Terminate
20%inclusion1 decks5 decks
7%synergy
Bovine Intervention
20%inclusion1 decks5 decks
20%synergy
Big Score
20%inclusion1 decks5 decks
10%synergy
Bedevil
20%inclusion1 decks5 decks
13%synergy
Offer Immortality
20%inclusion1 decks5 decks
19%synergy
Heliod's Intervention
20%inclusion1 decks5 decks
18%synergy
Bottle-Cap Blast
20%inclusion1 decks5 decks
19%synergy
Mirrodin Avenged
20%inclusion1 decks5 decks
19%synergy
Abrade
20%inclusion1 decks5 decks
14%synergy
Generous Gift
20%inclusion1 decks5 decks
1%synergy
Sorceries
Open the Armory
60%inclusion3 decks5 decks
56%synergy
Seize the Spotlight
40%inclusion2 decks5 decks
37%synergy
Seize the Spoils
40%inclusion2 decks5 decks
38%synergy
Read the Bones
40%inclusion2 decks5 decks
30%synergy
Hell to Pay
40%inclusion2 decks5 decks
38%synergy
Steelshaper's Gift
40%inclusion2 decks5 decks
37%synergy
Requisition Raid
25%inclusion1 decks4 decks
22%synergy
Back in Town
25%inclusion1 decks4 decks
23%synergy
Diabolic Tutor
20%inclusion1 decks5 decks
14%synergy
Soul Transfer
20%inclusion1 decks5 decks
20%synergy
Mythos of Snapdax
20%inclusion1 decks5 decks
14%synergy
March of the Returned
20%inclusion1 decks5 decks
20%synergy
Feed the Swarm
20%inclusion1 decks5 decks
15%synergy
Painful Truths
20%inclusion1 decks5 decks
11%synergy
Final Judgment
20%inclusion1 decks5 decks
20%synergy
Blood Money
20%inclusion1 decks5 decks
16%synergy
Blasphemous Act
20%inclusion1 decks5 decks
-3%synergy
Tragic Arrogance
20%inclusion1 decks5 decks
18%synergy
Hour of Revelation
20%inclusion1 decks5 decks
20%synergy
Ruinous Ultimatum
20%inclusion1 decks5 decks
-19%synergy
Council's Judgment
20%inclusion1 decks5 decks
18%synergy
Insatiable Avarice
20%inclusion1 decks5 decks
18%synergy
Demonic Bargain
20%inclusion1 decks5 decks
20%synergy
Damn
20%inclusion1 decks5 decks
2%synergy
Sign in Blood
20%inclusion1 decks5 decks
12%synergy
Covetous Elegy
20%inclusion1 decks5 decks
20%synergy
Back for Seconds
20%inclusion1 decks5 decks
20%synergy
Wander in Death
20%inclusion1 decks5 decks
20%synergy
Utility Artifacts
Gorgon's Head
60%inclusion3 decks5 decks
59%synergy
Hunter's Blowgun
60%inclusion3 decks5 decks
59%synergy
Lightning Greaves
60%inclusion3 decks5 decks
26%synergy
Vorpal Sword
40%inclusion2 decks5 decks
38%synergy
Quietus Spike
20%inclusion1 decks5 decks
19%synergy
Illusionist's Bracers
20%inclusion1 decks5 decks
18%synergy
Dowsing Device
20%inclusion1 decks5 decks
20%synergy
Thousand Moons Smithy
20%inclusion1 decks5 decks
19%synergy
Blight Sickle
20%inclusion1 decks5 decks
20%synergy
Trailblazer's Boots
20%inclusion1 decks5 decks
18%synergy
Cranial Plating
20%inclusion1 decks5 decks
19%synergy
Sting, the Glinting Dagger
20%inclusion1 decks5 decks
18%synergy
Norn's Annex
20%inclusion1 decks5 decks
19%synergy
Whispersilk Cloak
20%inclusion1 decks5 decks
14%synergy
Reaper's Talisman
20%inclusion1 decks5 decks
19%synergy
Champion's Helm
20%inclusion1 decks5 decks
19%synergy
Idol of Oblivion
20%inclusion1 decks5 decks
6%synergy
Swiftfoot Boots
20%inclusion1 decks5 decks
-11%synergy
Tempting Contract
20%inclusion1 decks5 decks
19%synergy
Thornbite Staff
20%inclusion1 decks5 decks
18%synergy
Grafted Exoskeleton
20%inclusion1 decks5 decks
20%synergy
Enchantments
At Knifepoint
60%inclusion3 decks5 decks
58%synergy
We Ride at Dawn
50%inclusion2 decks4 decks
49%synergy
Gift of Doom
40%inclusion2 decks5 decks
39%synergy
Aspect of Gorgon
40%inclusion2 decks5 decks
39%synergy
Life Insurance
40%inclusion2 decks5 decks
38%synergy
Rune of Mortality
40%inclusion2 decks5 decks
39%synergy
Phyrexian Arena
40%inclusion2 decks5 decks
21%synergy
Demonic Ruckus
25%inclusion1 decks4 decks
25%synergy
Darksteel Mutation
20%inclusion1 decks5 decks
18%synergy
Rest in Peace
20%inclusion1 decks5 decks
20%synergy
Minimus Containment
20%inclusion1 decks5 decks
20%synergy
Fists of the Demigod
20%inclusion1 decks5 decks
20%synergy
Nurgle's Rot
20%inclusion1 decks5 decks
20%synergy
Greed
20%inclusion1 decks5 decks
19%synergy
Black Market
20%inclusion1 decks5 decks
14%synergy
High Noon
20%inclusion1 decks5 decks
19%synergy
City on Fire
20%inclusion1 decks5 decks
18%synergy
Forging the Tyrite Sword
20%inclusion1 decks5 decks
19%synergy
Sigarda's Aid
20%inclusion1 decks5 decks
17%synergy
Retreat to Hagra
20%inclusion1 decks5 decks
20%synergy
Mantle of the Ancients
20%inclusion1 decks5 decks
19%synergy
Feast of the Victorious Dead
20%inclusion1 decks5 decks
19%synergy
Grave Betrayal
20%inclusion1 decks5 decks
19%synergy
Angelic Destiny
20%inclusion1 decks5 decks
20%synergy
Phyresis
20%inclusion1 decks5 decks
20%synergy
Monologue Tax
20%inclusion1 decks5 decks
16%synergy
Death Pits of Rath
20%inclusion1 decks5 decks
20%synergy
Agent of the Shadow Thieves
20%inclusion1 decks5 decks
19%synergy
Curse of Opulence
20%inclusion1 decks5 decks
14%synergy
Court of Ardenvale
20%inclusion1 decks5 decks
18%synergy
Revel in Riches
20%inclusion1 decks5 decks
13%synergy
Dead Man's Chest
20%inclusion1 decks5 decks
20%synergy
Haunted Library
20%inclusion1 decks5 decks
20%synergy
Ghostly Prison
20%inclusion1 decks5 decks
13%synergy
Rain of Riches
20%inclusion1 decks5 decks
15%synergy
Hidden Stockpile
20%inclusion1 decks5 decks
19%synergy
True Conviction
20%inclusion1 decks5 decks
19%synergy
Planeswalkers
Dihada, Binder of Wills
20%inclusion1 decks5 decks
16%synergy
Utility Lands
Vault of the Archangel
60%inclusion3 decks5 decks
38%synergy
Rogue's Passage
60%inclusion3 decks5 decks
37%synergy
Command Beacon
40%inclusion2 decks5 decks
34%synergy
Detection Tower
40%inclusion2 decks5 decks
39%synergy
Reliquary Tower
40%inclusion2 decks5 decks
24%synergy
Fomori Vault
25%inclusion1 decks4 decks
24%synergy
Westvale Abbey
20%inclusion1 decks5 decks
17%synergy
Arcane Lighthouse
20%inclusion1 decks5 decks
19%synergy
Buried Ruin
20%inclusion1 decks5 decks
17%synergy
Sunhome, Fortress of the Legion
20%inclusion1 decks5 decks
16%synergy
Axgard Armory
20%inclusion1 decks5 decks
18%synergy
Temple of the False God
20%inclusion1 decks5 decks
14%synergy
Bonders' Enclave
20%inclusion1 decks5 decks
19%synergy
Mana Artifacts
Sol Ring
100%inclusion5 decks5 decks
11%synergy
Arcane Signet
80%inclusion4 decks5 decks
-6%synergy
Orzhov Signet
80%inclusion4 decks5 decks
47%synergy
Rakdos Signet
60%inclusion3 decks5 decks
29%synergy
Bandit's Haul
50%inclusion2 decks4 decks
49%synergy
Bounty Board
50%inclusion2 decks4 decks
48%synergy
Talisman of Indulgence
40%inclusion2 decks5 decks
3%synergy
Talisman of Conviction
40%inclusion2 decks5 decks
-1%synergy
Talisman of Hierarchy
40%inclusion2 decks5 decks
-1%synergy
Boros Signet
20%inclusion1 decks5 decks
-9%synergy
Fellwar Stone
20%inclusion1 decks5 decks
-8%synergy
Thought Vessel
20%inclusion1 decks5 decks
15%synergy
Patriar's Seal
20%inclusion1 decks5 decks
18%synergy
Savai Crystal
20%inclusion1 decks5 decks
18%synergy
Lands
Command Tower
100%inclusion5 decks5 decks
8%synergy
Nomad Outpost
100%inclusion5 decks5 decks
42%synergy
Swamp
100%inclusion5 decks5 decks
5%synergy
Mountain
100%inclusion5 decks5 decks
6%synergy
Caves of Koilos
80%inclusion4 decks5 decks
41%synergy
Dragonskull Summit
80%inclusion4 decks5 decks
29%synergy
Temple of Triumph
80%inclusion4 decks5 decks
58%synergy
Temple of Malice
80%inclusion4 decks5 decks
63%synergy
Plains
80%inclusion4 decks5 decks
-15%synergy
Temple of Silence
80%inclusion4 decks5 decks
57%synergy
Exotic Orchard
60%inclusion3 decks5 decks
8%synergy
Battlefield Forge
60%inclusion3 decks5 decks
20%synergy
Isolated Chapel
60%inclusion3 decks5 decks
8%synergy
Path of Ancestry
60%inclusion3 decks5 decks
23%synergy
Sulfurous Springs
60%inclusion3 decks5 decks
33%synergy
Rakdos Carnarium
40%inclusion2 decks5 decks
28%synergy
Shadowblood Ridge
40%inclusion2 decks5 decks
25%synergy
Terramorphic Expanse
40%inclusion2 decks5 decks
20%synergy
Myriad Landscape
40%inclusion2 decks5 decks
28%synergy
Smoldering Marsh
40%inclusion2 decks5 decks
4%synergy
Desolate Mire
40%inclusion2 decks5 decks
29%synergy
Fetid Heath
40%inclusion2 decks5 decks
20%synergy
Rugged Prairie
40%inclusion2 decks5 decks
24%synergy
Demolition Field
40%inclusion2 decks5 decks
36%synergy
Evolving Wilds
40%inclusion2 decks5 decks
13%synergy
Orzhov Basilica
40%inclusion2 decks5 decks
25%synergy
Tainted Peak
40%inclusion2 decks5 decks
30%synergy
Clifftop Retreat
40%inclusion2 decks5 decks
-10%synergy
Savai Triome
20%inclusion1 decks5 decks
-19%synergy
Canyon Slough
20%inclusion1 decks5 decks
11%synergy
Ash Barrens
20%inclusion1 decks5 decks
13%synergy
Blackcleave Cliffs
20%inclusion1 decks5 decks
14%synergy
Bloodfell Caves
20%inclusion1 decks5 decks
11%synergy
Jagged Barrens
20%inclusion1 decks5 decks
19%synergy
Furycalm Snarl
20%inclusion1 decks5 decks
11%synergy
Boros Garrison
20%inclusion1 decks5 decks
7%synergy
Shineshadow Snarl
20%inclusion1 decks5 decks
11%synergy
Forlorn Flats
20%inclusion1 decks5 decks
19%synergy
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