Altaïr, Brotherhood Mentor (Commander) - Budget Treasure

Original Name:

Kelsien, the PlagueKelsien, the Plague

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
Morbid Opportunist
100%inclusion3 decks3 decks
82%synergy
Termination Facilitator
100%inclusion3 decks3 decks
98%synergy
Mari, the Killing Quill
100%inclusion3 decks3 decks
94%synergy
Vihaan, Goldwaker
67%inclusion2 decks3 decks
63%synergy
Ertha Jo, Frontier Mentor
67%inclusion2 decks3 decks
66%synergy
Servant of the Stinger
67%inclusion2 decks3 decks
66%synergy
Taii Wakeen, Perfect Shot
67%inclusion2 decks3 decks
66%synergy
Mahadi, Emporium Master
67%inclusion2 decks3 decks
58%synergy
Ruthless Technomancer
67%inclusion2 decks3 decks
65%synergy
Harvester of Souls
67%inclusion2 decks3 decks
64%synergy
Magda, the Hoardmaster
67%inclusion2 decks3 decks
65%synergy
Zagras, Thief of Heartbeats
67%inclusion2 decks3 decks
66%synergy
Changeling Outcast
67%inclusion2 decks3 decks
64%synergy
Otharri, Suns' Glory
67%inclusion2 decks3 decks
61%synergy
Minthara, Merciless Soul
67%inclusion2 decks3 decks
65%synergy
Shay Cormac
50%inclusion1 decks2 decks
47%synergy
Mirkwood Bats
33%inclusion1 decks3 decks
16%synergy
Extus, Oriq Overlord
33%inclusion1 decks3 decks
33%synergy
Humble Defector
33%inclusion1 decks3 decks
31%synergy
Master of Ceremonies
33%inclusion1 decks3 decks
32%synergy
Astor, Bearer of Blades
33%inclusion1 decks3 decks
33%synergy
Hoard Robber
33%inclusion1 decks3 decks
33%synergy
Taranika, Akroan Veteran
33%inclusion1 decks3 decks
33%synergy
Butch DeLoria, Tunnel Snake
33%inclusion1 decks3 decks
33%synergy
Ankle Shanker
33%inclusion1 decks3 decks
30%synergy
Captain Lannery Storm
33%inclusion1 decks3 decks
25%synergy
Deathbringer Thoctar
33%inclusion1 decks3 decks
33%synergy
Angrath's Marauders
33%inclusion1 decks3 decks
32%synergy
Fain, the Broker
33%inclusion1 decks3 decks
32%synergy
Nighthawk Scavenger
33%inclusion1 decks3 decks
29%synergy
Assault Intercessor
33%inclusion1 decks3 decks
33%synergy
Mayhem Devil
33%inclusion1 decks3 decks
25%synergy
Olivia, Opulent Outlaw
33%inclusion1 decks3 decks
29%synergy
Kalain, Reclusive Painter
33%inclusion1 decks3 decks
32%synergy
White Plume Adventurer
33%inclusion1 decks3 decks
32%synergy
Audacious Thief
33%inclusion1 decks3 decks
31%synergy
Crime Novelist
33%inclusion1 decks3 decks
29%synergy
Veronica, Dissident Scribe
33%inclusion1 decks3 decks
33%synergy
Angelic Sell-Sword
33%inclusion1 decks3 decks
32%synergy
Kambal, Profiteering Mayor
33%inclusion1 decks3 decks
23%synergy
Teysa Karlov
33%inclusion1 decks3 decks
26%synergy
Varragoth, Bloodsky Sire
33%inclusion1 decks3 decks
31%synergy
Gisa, the Hellraiser
33%inclusion1 decks3 decks
33%synergy
Lim-Dûl the Necromancer
33%inclusion1 decks3 decks
33%synergy
Zhentarim Bandit
33%inclusion1 decks3 decks
33%synergy
Daxos the Returned
33%inclusion1 decks3 decks
33%synergy
General's Enforcer
33%inclusion1 decks3 decks
25%synergy
Kellogg, Dangerous Mind
33%inclusion1 decks3 decks
24%synergy
Generous Plunderer
33%inclusion1 decks3 decks
30%synergy
Athreos, Shroud-Veiled
33%inclusion1 decks3 decks
32%synergy
Instants
Dead Before Sunrise
67%inclusion2 decks3 decks
65%synergy
Thrill of Possibility
33%inclusion1 decks3 decks
26%synergy
Boros Charm
33%inclusion1 decks3 decks
4%synergy
Not Dead After All
33%inclusion1 decks3 decks
32%synergy
Deadly Dispute
33%inclusion1 decks3 decks
11%synergy
Bovine Intervention
33%inclusion1 decks3 decks
33%synergy
Swords to Plowshares
33%inclusion1 decks3 decks
-29%synergy
Offer Immortality
33%inclusion1 decks3 decks
32%synergy
Path to Exile
33%inclusion1 decks3 decks
-13%synergy
Heliod's Intervention
33%inclusion1 decks3 decks
31%synergy
Mirrodin Avenged
33%inclusion1 decks3 decks
33%synergy
Generous Gift
33%inclusion1 decks3 decks
15%synergy
Sorceries
Open the Armory
67%inclusion2 decks3 decks
63%synergy
Seize the Spotlight
67%inclusion2 decks3 decks
63%synergy
Requisition Raid
33%inclusion1 decks3 decks
31%synergy
Diabolic Tutor
33%inclusion1 decks3 decks
27%synergy
Feed the Swarm
33%inclusion1 decks3 decks
28%synergy
Painful Truths
33%inclusion1 decks3 decks
25%synergy
Seize the Spoils
33%inclusion1 decks3 decks
31%synergy
Read the Bones
33%inclusion1 decks3 decks
24%synergy
Blood Money
33%inclusion1 decks3 decks
30%synergy
Hell to Pay
33%inclusion1 decks3 decks
31%synergy
Tragic Arrogance
33%inclusion1 decks3 decks
31%synergy
Council's Judgment
33%inclusion1 decks3 decks
32%synergy
Insatiable Avarice
33%inclusion1 decks3 decks
31%synergy
Damn
33%inclusion1 decks3 decks
16%synergy
Sign in Blood
33%inclusion1 decks3 decks
25%synergy
Back in Town
33%inclusion1 decks3 decks
31%synergy
Steelshaper's Gift
33%inclusion1 decks3 decks
30%synergy
Covetous Elegy
33%inclusion1 decks3 decks
33%synergy
Utility Artifacts
Basilisk Collar
100%inclusion3 decks3 decks
96%synergy
Gorgon's Head
67%inclusion2 decks3 decks
65%synergy
Hunter's Blowgun
67%inclusion2 decks3 decks
66%synergy
Lightning Greaves
67%inclusion2 decks3 decks
32%synergy
Quietus Spike
33%inclusion1 decks3 decks
32%synergy
Illusionist's Bracers
33%inclusion1 decks3 decks
32%synergy
Dowsing Device
33%inclusion1 decks3 decks
33%synergy
Thousand Moons Smithy
33%inclusion1 decks3 decks
32%synergy
Blight Sickle
33%inclusion1 decks3 decks
33%synergy
Vorpal Sword
33%inclusion1 decks3 decks
31%synergy
Trailblazer's Boots
33%inclusion1 decks3 decks
31%synergy
Cranial Plating
33%inclusion1 decks3 decks
32%synergy
Sting, the Glinting Dagger
33%inclusion1 decks3 decks
32%synergy
Norn's Annex
33%inclusion1 decks3 decks
32%synergy
Whispersilk Cloak
33%inclusion1 decks3 decks
28%synergy
Reaper's Talisman
33%inclusion1 decks3 decks
33%synergy
Champion's Helm
33%inclusion1 decks3 decks
32%synergy
Idol of Oblivion
33%inclusion1 decks3 decks
20%synergy
Tempting Contract
33%inclusion1 decks3 decks
32%synergy
Grafted Exoskeleton
33%inclusion1 decks3 decks
33%synergy
Enchantments
We Ride at Dawn
67%inclusion2 decks3 decks
66%synergy
At Knifepoint
67%inclusion2 decks3 decks
65%synergy
Minimus Containment
33%inclusion1 decks3 decks
33%synergy
Fists of the Demigod
33%inclusion1 decks3 decks
33%synergy
Nurgle's Rot
33%inclusion1 decks3 decks
33%synergy
Greed
33%inclusion1 decks3 decks
32%synergy
Black Market
33%inclusion1 decks3 decks
28%synergy
Gift of Doom
33%inclusion1 decks3 decks
32%synergy
City on Fire
33%inclusion1 decks3 decks
32%synergy
Forging the Tyrite Sword
33%inclusion1 decks3 decks
33%synergy
Aspect of Gorgon
33%inclusion1 decks3 decks
33%synergy
Life Insurance
33%inclusion1 decks3 decks
31%synergy
Phyresis
33%inclusion1 decks3 decks
33%synergy
Monologue Tax
33%inclusion1 decks3 decks
29%synergy
Death Pits of Rath
33%inclusion1 decks3 decks
33%synergy
Rune of Mortality
33%inclusion1 decks3 decks
32%synergy
Curse of Opulence
33%inclusion1 decks3 decks
27%synergy
Court of Ardenvale
33%inclusion1 decks3 decks
31%synergy
Revel in Riches
33%inclusion1 decks3 decks
27%synergy
Dead Man's Chest
33%inclusion1 decks3 decks
33%synergy
Haunted Library
33%inclusion1 decks3 decks
33%synergy
Ghostly Prison
33%inclusion1 decks3 decks
26%synergy
Phyrexian Arena
33%inclusion1 decks3 decks
15%synergy
Rain of Riches
33%inclusion1 decks3 decks
29%synergy
Utility Lands
Bojuka Bog
100%inclusion3 decks3 decks
69%synergy
Vault of the Archangel
100%inclusion3 decks3 decks
77%synergy
Detection Tower
67%inclusion2 decks3 decks
66%synergy
Rogue's Passage
67%inclusion2 decks3 decks
43%synergy
Westvale Abbey
33%inclusion1 decks3 decks
31%synergy
Arcane Lighthouse
33%inclusion1 decks3 decks
32%synergy
Fomori Vault
33%inclusion1 decks3 decks
33%synergy
Command Beacon
33%inclusion1 decks3 decks
28%synergy
Sunhome, Fortress of the Legion
33%inclusion1 decks3 decks
30%synergy
Reliquary Tower
33%inclusion1 decks3 decks
18%synergy
Temple of the False God
33%inclusion1 decks3 decks
27%synergy
Bonders' Enclave
33%inclusion1 decks3 decks
32%synergy
Mana Artifacts
Arcane Signet
100%inclusion3 decks3 decks
14%synergy
Sol Ring
100%inclusion3 decks3 decks
12%synergy
Orzhov Signet
100%inclusion3 decks3 decks
69%synergy
Rakdos Signet
67%inclusion2 decks3 decks
38%synergy
Bandit's Haul
67%inclusion2 decks3 decks
66%synergy
Bounty Board
67%inclusion2 decks3 decks
65%synergy
Talisman of Indulgence
33%inclusion1 decks3 decks
-4%synergy
Talisman of Conviction
33%inclusion1 decks3 decks
-8%synergy
Fellwar Stone
33%inclusion1 decks3 decks
5%synergy
Patriar's Seal
33%inclusion1 decks3 decks
31%synergy
Talisman of Hierarchy
33%inclusion1 decks3 decks
-8%synergy
Savai Crystal
33%inclusion1 decks3 decks
32%synergy
Lands
Command Tower
100%inclusion3 decks3 decks
8%synergy
Exotic Orchard
100%inclusion3 decks3 decks
48%synergy
Caves of Koilos
100%inclusion3 decks3 decks
61%synergy
Nomad Outpost
100%inclusion3 decks3 decks
42%synergy
Swamp
100%inclusion3 decks3 decks
5%synergy
Dragonskull Summit
100%inclusion3 decks3 decks
48%synergy
Temple of Triumph
100%inclusion3 decks3 decks
78%synergy
Temple of Malice
100%inclusion3 decks3 decks
84%synergy
Mountain
100%inclusion3 decks3 decks
6%synergy
Path of Ancestry
100%inclusion3 decks3 decks
62%synergy
Temple of Silence
100%inclusion3 decks3 decks
78%synergy
Shadowblood Ridge
67%inclusion2 decks3 decks
51%synergy
Smoldering Marsh
67%inclusion2 decks3 decks
30%synergy
Desolate Mire
67%inclusion2 decks3 decks
55%synergy
Fetid Heath
67%inclusion2 decks3 decks
45%synergy
Battlefield Forge
67%inclusion2 decks3 decks
26%synergy
Isolated Chapel
67%inclusion2 decks3 decks
13%synergy
Rugged Prairie
67%inclusion2 decks3 decks
49%synergy
Demolition Field
67%inclusion2 decks3 decks
62%synergy
Tainted Peak
67%inclusion2 decks3 decks
57%synergy
Plains
67%inclusion2 decks3 decks
-28%synergy
Sulfurous Springs
67%inclusion2 decks3 decks
39%synergy
Rakdos Carnarium
33%inclusion1 decks3 decks
22%synergy
Terramorphic Expanse
33%inclusion1 decks3 decks
14%synergy
Canyon Slough
33%inclusion1 decks3 decks
24%synergy
Myriad Landscape
33%inclusion1 decks3 decks
22%synergy
Ash Barrens
33%inclusion1 decks3 decks
26%synergy
Blackcleave Cliffs
33%inclusion1 decks3 decks
27%synergy
Bloodfell Caves
33%inclusion1 decks3 decks
24%synergy
Jagged Barrens
33%inclusion1 decks3 decks
32%synergy
Furycalm Snarl
33%inclusion1 decks3 decks
24%synergy
Evolving Wilds
33%inclusion1 decks3 decks
7%synergy
Orzhov Basilica
33%inclusion1 decks3 decks
20%synergy
Shineshadow Snarl
33%inclusion1 decks3 decks
24%synergy
Clifftop Retreat
33%inclusion1 decks3 decks
-18%synergy
Forlorn Flats
33%inclusion1 decks3 decks
32%synergy