Altaïr, Brotherhood Mentor (Commander) - Expensive Treasure

Original Name:

Kelsien, the PlagueKelsien, the Plague

Altaïr, Brotherhood Mentor
Rank #386
6decks
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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Utility Lands
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Basilisk Collar
100%inclusion6 decks6 decks
95%synergy
Mari, the Killing Quill
100%inclusion6 decks6 decks
93%synergy
Esper Sentinel
100%inclusion6 decks6 decks
81%synergy
Drumbellower
83%inclusion5 decks6 decks
81%synergy
Vorpal Sword
83%inclusion5 decks6 decks
81%synergy
Shadowspear
83%inclusion5 decks6 decks
79%synergy
Revel in Riches
83%inclusion5 decks6 decks
76%synergy
Thousand-Year Elixir
67%inclusion4 decks6 decks
66%synergy
Magewright's Stone
67%inclusion4 decks6 decks
66%synergy
White Plume Adventurer
67%inclusion4 decks6 decks
65%synergy
Top Cards
Mother of Runes
67%inclusion4 decks6 decks
59%synergy
Sting, the Glinting Dagger
67%inclusion4 decks6 decks
65%synergy
Ruinous Ultimatum
67%inclusion4 decks6 decks
28%synergy
Deflecting Swat
67%inclusion4 decks6 decks
51%synergy
Otharri, Suns' Glory
67%inclusion4 decks6 decks
61%synergy
Lightning Greaves
67%inclusion4 decks6 decks
32%synergy
Thornbite Staff
67%inclusion4 decks6 decks
65%synergy
Spiteful Banditry
67%inclusion4 decks6 decks
64%synergy
Game Changers
Smothering Tithe
100%inclusion6 decks6 decks
74%synergy
Demonic Tutor
83%inclusion5 decks6 decks
64%synergy
The One Ring
67%inclusion4 decks6 decks
59%synergy
Vampiric Tutor
67%inclusion4 decks6 decks
52%synergy
Teferi's Protection
50%inclusion3 decks6 decks
29%synergy
Jeska's Will
50%inclusion3 decks6 decks
40%synergy
Enlightened Tutor
50%inclusion3 decks6 decks
38%synergy
Orcish Bowmasters
50%inclusion3 decks6 decks
45%synergy
Opposition Agent
33%inclusion2 decks6 decks
30%synergy
Imperial Seal
17%inclusion1 decks6 decks
12%synergy
Creatures
Maha, Its Feathers Night
50%inclusion1 decks2 decks
49%synergy
Mathas, Fiend Seeker
50%inclusion3 decks6 decks
48%synergy
Morbid Opportunist
50%inclusion3 decks6 decks
33%synergy
Ragavan, Nimble Pilferer
50%inclusion3 decks6 decks
42%synergy
Giver of Runes
50%inclusion3 decks6 decks
47%synergy
Heliod, Sun-Crowned
50%inclusion3 decks6 decks
49%synergy
Dockside Extortionist
50%inclusion3 decks6 decks
47%synergy
Falthis, Shadowcat Familiar
50%inclusion3 decks6 decks
49%synergy
Shay Cormac
50%inclusion1 decks2 decks
47%synergy
Professional Face-Breaker
33%inclusion2 decks6 decks
19%synergy
Archivist of Oghma
33%inclusion2 decks6 decks
31%synergy
Lotho, Corrupt Shirriff
33%inclusion2 decks6 decks
20%synergy
Taii Wakeen, Perfect Shot
33%inclusion1 decks3 decks
33%synergy
Blood Artist
33%inclusion2 decks6 decks
15%synergy
Stoneforge Mystic
33%inclusion2 decks6 decks
30%synergy
Assault Intercessor
33%inclusion2 decks6 decks
33%synergy
Gisa, the Hellraiser
33%inclusion1 decks3 decks
33%synergy
Orochi Soul-Reaver
33%inclusion1 decks3 decks
33%synergy
Magda, the Hoardmaster
33%inclusion1 decks3 decks
31%synergy
Daxos the Returned
33%inclusion2 decks6 decks
32%synergy
General's Enforcer
33%inclusion2 decks6 decks
25%synergy
Generous Plunderer
33%inclusion1 decks3 decks
30%synergy
Loran of the Third Path
33%inclusion2 decks6 decks
27%synergy
Tymna the Weaver
33%inclusion2 decks6 decks
32%synergy
Goblin Sharpshooter
33%inclusion2 decks6 decks
33%synergy
Minthara, Merciless Soul
33%inclusion2 decks6 decks
32%synergy
Tinybones, the Pickpocket
25%inclusion1 decks4 decks
24%synergy
Weathered Wayfarer
17%inclusion1 decks6 decks
15%synergy
Thalia, Heretic Cathar
17%inclusion1 decks6 decks
14%synergy
Humble Defector
17%inclusion1 decks6 decks
14%synergy
Mahadi, Emporium Master
17%inclusion1 decks6 decks
8%synergy
Dark Confidant
17%inclusion1 decks6 decks
15%synergy
Deathbringer Thoctar
17%inclusion1 decks6 decks
16%synergy
Alms Collector
17%inclusion1 decks6 decks
17%synergy
Serra Ascendant
17%inclusion1 decks6 decks
15%synergy
Baeloth Barrityl, Entertainer
17%inclusion1 decks6 decks
16%synergy
Falkenrath Noble
17%inclusion1 decks6 decks
14%synergy
Charismatic Conqueror
17%inclusion1 decks6 decks
6%synergy
Starscream, Power Hungry
17%inclusion1 decks6 decks
16%synergy
Cacophony Scamp
17%inclusion1 decks6 decks
17%synergy
Kambal, Consul of Allocation
17%inclusion1 decks6 decks
13%synergy
Walking Ballista
17%inclusion1 decks6 decks
16%synergy
Danitha Capashen, Paragon
17%inclusion1 decks6 decks
14%synergy
Lion Sash
17%inclusion1 decks6 decks
16%synergy
Termination Facilitator
17%inclusion1 decks6 decks
15%synergy
Felidar Sovereign
17%inclusion1 decks6 decks
16%synergy
Devoted Caretaker
17%inclusion1 decks6 decks
17%synergy
Dauntless Dismantler
17%inclusion1 decks6 decks
16%synergy
Puresteel Paladin
17%inclusion1 decks6 decks
12%synergy
Drana and Linvala
17%inclusion1 decks6 decks
7%synergy
Instants
Fell the Profane
50%inclusion1 decks2 decks
44%synergy
Dawn's Truce
50%inclusion1 decks2 decks
43%synergy
Swords to Plowshares
50%inclusion3 decks6 decks
-12%synergy
Deadly Rollick
33%inclusion2 decks6 decks
23%synergy
Flawless Maneuver
33%inclusion2 decks6 decks
19%synergy
Final Showdown
33%inclusion1 decks3 decks
31%synergy
Mana Tithe
33%inclusion2 decks6 decks
32%synergy
Anguished Unmaking
33%inclusion2 decks6 decks
-1%synergy
Path to Exile
33%inclusion2 decks6 decks
-13%synergy
Deflecting Palm
33%inclusion2 decks6 decks
27%synergy
Rebuff the Wicked
33%inclusion2 decks6 decks
32%synergy
Hagra Mauling
17%inclusion1 decks6 decks
16%synergy
Chaos Warp
17%inclusion1 decks6 decks
0%synergy
Lapse of Certainty
17%inclusion1 decks6 decks
16%synergy
Imp's Mischief
17%inclusion1 decks6 decks
15%synergy
Unexpected Windfall
17%inclusion1 decks6 decks
11%synergy
Dark Ritual
17%inclusion1 decks6 decks
1%synergy
Rakdos Charm
17%inclusion1 decks6 decks
8%synergy
Terminate
17%inclusion1 decks6 decks
4%synergy
Angel's Grace
17%inclusion1 decks6 decks
15%synergy
Sanguine Sacrament
17%inclusion1 decks6 decks
17%synergy
Tainted Strike
17%inclusion1 decks6 decks
16%synergy
Ad Nauseam
17%inclusion1 decks6 decks
15%synergy
Wear // Tear
17%inclusion1 decks6 decks
5%synergy
Stroke of Midnight
17%inclusion1 decks6 decks
5%synergy
Malakir Rebirth
17%inclusion1 decks6 decks
11%synergy
Dawn Charm
17%inclusion1 decks6 decks
15%synergy
You Are Already Dead
17%inclusion1 decks6 decks
15%synergy
Curtains' Call
17%inclusion1 decks6 decks
16%synergy
Inkshield
17%inclusion1 decks6 decks
9%synergy
Sudden Spoiling
17%inclusion1 decks6 decks
16%synergy
Heliod's Intervention
17%inclusion1 decks6 decks
14%synergy
Mirrodin Avenged
17%inclusion1 decks6 decks
16%synergy
Reprieve
17%inclusion1 decks6 decks
14%synergy
Fracture
17%inclusion1 decks6 decks
10%synergy
Generous Gift
17%inclusion1 decks6 decks
-3%synergy
Akroma's Will
17%inclusion1 decks6 decks
3%synergy
Sorceries
Steelshaper's Gift
50%inclusion3 decks6 decks
47%synergy
Sevinne's Reclamation
33%inclusion2 decks6 decks
26%synergy
Exsanguinate
33%inclusion2 decks6 decks
30%synergy
Single Combat
33%inclusion2 decks6 decks
32%synergy
Torment of Hailfire
17%inclusion1 decks6 decks
15%synergy
Vandalblast
17%inclusion1 decks6 decks
6%synergy
Mythos of Snapdax
17%inclusion1 decks6 decks
11%synergy
Agadeem's Awakening
17%inclusion1 decks6 decks
14%synergy
Debt to the Deathless
17%inclusion1 decks6 decks
15%synergy
Killing Wave
17%inclusion1 decks6 decks
16%synergy
Blasphemous Act
17%inclusion1 decks6 decks
-6%synergy
Reanimate
17%inclusion1 decks6 decks
1%synergy
Wheel of Fortune
17%inclusion1 decks6 decks
13%synergy
Toxic Deluge
17%inclusion1 decks6 decks
8%synergy
Damn
17%inclusion1 decks6 decks
-2%synergy
Approach of the Second Sun
17%inclusion1 decks6 decks
16%synergy
Grim Tutor
17%inclusion1 decks6 decks
12%synergy
Chandra's Ignition
17%inclusion1 decks6 decks
15%synergy
Utility Artifacts
Gorgon's Head
50%inclusion3 decks6 decks
49%synergy
Swiftfoot Boots
50%inclusion3 decks6 decks
19%synergy
Illusionist's Bracers
33%inclusion2 decks6 decks
32%synergy
Mithril Coat
33%inclusion2 decks6 decks
27%synergy
Void Mirror
17%inclusion1 decks6 decks
17%synergy
Quietus Spike
17%inclusion1 decks6 decks
15%synergy
Sensei's Divining Top
17%inclusion1 decks6 decks
14%synergy
Glaring Spotlight
17%inclusion1 decks6 decks
16%synergy
Halo Fountain
17%inclusion1 decks6 decks
16%synergy
The Reaver Cleaver
17%inclusion1 decks6 decks
10%synergy
Umbral Mantle
17%inclusion1 decks6 decks
16%synergy
Trailblazer's Boots
17%inclusion1 decks6 decks
14%synergy
Mind's Eye
17%inclusion1 decks6 decks
16%synergy
Scroll Rack
17%inclusion1 decks6 decks
16%synergy
Dingus Staff
17%inclusion1 decks6 decks
17%synergy
Chalice of the Void
17%inclusion1 decks6 decks
17%synergy
Grafdigger's Cage
17%inclusion1 decks6 decks
17%synergy
Palantír of Orthanc
17%inclusion1 decks6 decks
16%synergy
Gorgon Flail
17%inclusion1 decks6 decks
16%synergy
Whispersilk Cloak
17%inclusion1 decks6 decks
11%synergy
Hunter's Blowgun
17%inclusion1 decks6 decks
16%synergy
Darksteel Reactor
17%inclusion1 decks6 decks
17%synergy
Battlemage's Bracers
17%inclusion1 decks6 decks
16%synergy
Sword of Feast and Famine
17%inclusion1 decks6 decks
13%synergy
Sword of the Animist
17%inclusion1 decks6 decks
7%synergy
Hammer of Nazahn
17%inclusion1 decks6 decks
15%synergy
Archaeomancer's Map
17%inclusion1 decks6 decks
15%synergy
Enchantments
Reconnaissance
50%inclusion3 decks6 decks
40%synergy
Rune of Mortality
50%inclusion3 decks6 decks
48%synergy
Black Market Connections
50%inclusion3 decks6 decks
34%synergy
Forge Anew
33%inclusion2 decks6 decks
31%synergy
Land Tax
33%inclusion2 decks6 decks
27%synergy
Aggravated Assault
17%inclusion1 decks6 decks
12%synergy
The Ruinous Powers
17%inclusion1 decks6 decks
17%synergy
Forging the Tyrite Sword
17%inclusion1 decks6 decks
16%synergy
Life Insurance
17%inclusion1 decks6 decks
14%synergy
Fiery Emancipation
17%inclusion1 decks6 decks
15%synergy
Swift Reconfiguration
17%inclusion1 decks6 decks
17%synergy
Sanguine Bond
17%inclusion1 decks6 decks
9%synergy
Exquisite Blood
17%inclusion1 decks6 decks
9%synergy
Celestial Convergence
17%inclusion1 decks6 decks
17%synergy
Necropotence
17%inclusion1 decks6 decks
12%synergy
Ashes of the Abhorrent
17%inclusion1 decks6 decks
17%synergy
Death Pits of Rath
17%inclusion1 decks6 decks
16%synergy
Kaya's Ghostform
17%inclusion1 decks6 decks
14%synergy
No Mercy
17%inclusion1 decks6 decks
15%synergy
Bloodchief Ascension
17%inclusion1 decks6 decks
16%synergy
Marchesa's Decree
17%inclusion1 decks6 decks
15%synergy
Ghostly Prison
17%inclusion1 decks6 decks
9%synergy
Phyrexian Arena
17%inclusion1 decks6 decks
-3%synergy
Trouble in Pairs
17%inclusion1 decks6 decks
11%synergy
Bitterblossom
17%inclusion1 decks6 decks
14%synergy
Test of Endurance
17%inclusion1 decks6 decks
17%synergy
Planeswalkers
Vraska, Betrayal's Sting
17%inclusion1 decks6 decks
16%synergy
Chandra, Torch of Defiance
17%inclusion1 decks6 decks
16%synergy
Karn, the Great Creator
17%inclusion1 decks6 decks
16%synergy
Dihada, Binder of Wills
17%inclusion1 decks6 decks
12%synergy
Utility Lands
Urza's Saga
67%inclusion4 decks6 decks
62%synergy
Urborg, Tomb of Yawgmoth
67%inclusion4 decks6 decks
53%synergy
Shizo, Death's Storehouse
33%inclusion2 decks6 decks
26%synergy
Hall of Heliod's Generosity
33%inclusion2 decks6 decks
31%synergy
Arcane Lighthouse
33%inclusion2 decks6 decks
32%synergy
Buried Ruin
33%inclusion2 decks6 decks
30%synergy
Maze of Ith
33%inclusion2 decks6 decks
30%synergy
Eiganjo, Seat of the Empire
33%inclusion2 decks6 decks
26%synergy
Vault of the Archangel
33%inclusion2 decks6 decks
11%synergy
Rogue's Passage
33%inclusion2 decks6 decks
10%synergy
Ancient Tomb
17%inclusion1 decks6 decks
8%synergy
Shinka, the Bloodsoaked Keep
17%inclusion1 decks6 decks
14%synergy
Volrath's Stronghold
17%inclusion1 decks6 decks
15%synergy
Minas Tirith
17%inclusion1 decks6 decks
7%synergy
Command Beacon
17%inclusion1 decks6 decks
11%synergy
Eiganjo Castle
17%inclusion1 decks6 decks
15%synergy
Throne of the High City
17%inclusion1 decks6 decks
15%synergy
Mikokoro, Center of the Sea
17%inclusion1 decks6 decks
15%synergy
Sunhome, Fortress of the Legion
17%inclusion1 decks6 decks
13%synergy
Takenuma, Abandoned Mire
17%inclusion1 decks6 decks
9%synergy
Reliquary Tower
17%inclusion1 decks6 decks
1%synergy
Temple of the False God
17%inclusion1 decks6 decks
10%synergy
Mana Artifacts
Arcane Signet
100%inclusion6 decks6 decks
14%synergy
Sol Ring
100%inclusion6 decks6 decks
11%synergy
Talisman of Conviction
50%inclusion3 decks6 decks
9%synergy
Talisman of Hierarchy
50%inclusion3 decks6 decks
9%synergy
Talisman of Indulgence
33%inclusion2 decks6 decks
-3%synergy
Fellwar Stone
33%inclusion2 decks6 decks
5%synergy
Patriar's Seal
33%inclusion2 decks6 decks
31%synergy
Mana Crypt
17%inclusion1 decks6 decks
14%synergy
Rakdos Signet
17%inclusion1 decks6 decks
-15%synergy
Boros Signet
17%inclusion1 decks6 decks
-13%synergy
Chromatic Lantern
17%inclusion1 decks6 decks
5%synergy
Mox Amber
17%inclusion1 decks6 decks
13%synergy
Decanter of Endless Water
17%inclusion1 decks6 decks
15%synergy
Orzhov Signet
17%inclusion1 decks6 decks
-17%synergy
Lands
Command Tower
100%inclusion6 decks6 decks
8%synergy
Badlands
100%inclusion6 decks6 decks
88%synergy
Blood Crypt
100%inclusion6 decks6 decks
57%synergy
Sacred Foundry
100%inclusion6 decks6 decks
56%synergy
Godless Shrine
100%inclusion6 decks6 decks
53%synergy
Plains
100%inclusion6 decks6 decks
5%synergy
Arid Mesa
100%inclusion6 decks6 decks
69%synergy
Plateau
100%inclusion6 decks6 decks
88%synergy
Scrubland
100%inclusion6 decks6 decks
88%synergy
Bloodstained Mire
100%inclusion6 decks6 decks
68%synergy
Exotic Orchard
83%inclusion5 decks6 decks
32%synergy
Luxury Suite
83%inclusion5 decks6 decks
51%synergy
Spectator Seating
83%inclusion5 decks6 decks
51%synergy
Marsh Flats
83%inclusion5 decks6 decks
52%synergy
Vault of Champions
83%inclusion5 decks6 decks
50%synergy
Swamp
67%inclusion4 decks6 decks
-28%synergy
Sundown Pass
67%inclusion4 decks6 decks
46%synergy
Mountain
67%inclusion4 decks6 decks
-27%synergy
Forbidden Orchard
67%inclusion4 decks6 decks
64%synergy
Haunted Ridge
67%inclusion4 decks6 decks
46%synergy
Fell the Profane
50%inclusion1 decks2 decks
44%synergy
Caves of Koilos
50%inclusion3 decks6 decks
11%synergy
Battlefield Forge
50%inclusion3 decks6 decks
11%synergy
Shattered Sanctum
50%inclusion3 decks6 decks
27%synergy
Verdant Catacombs
33%inclusion2 decks6 decks
27%synergy
Polluted Delta
33%inclusion2 decks6 decks
26%synergy
Sulfurous Springs
33%inclusion2 decks6 decks
7%synergy
Hagra Mauling
17%inclusion1 decks6 decks
16%synergy
Savai Triome
17%inclusion1 decks6 decks
-22%synergy
Raucous Theater
17%inclusion1 decks6 decks
7%synergy
Brightclimb Pathway
17%inclusion1 decks6 decks
7%synergy
Shadowy Backstreet
17%inclusion1 decks6 decks
7%synergy
Windswept Heath
17%inclusion1 decks6 decks
10%synergy
Smoldering Marsh
17%inclusion1 decks6 decks
-19%synergy
Nomad Outpost
17%inclusion1 decks6 decks
-42%synergy
Agadeem's Awakening
17%inclusion1 decks6 decks
14%synergy
Dragonskull Summit
17%inclusion1 decks6 decks
-34%synergy
Wooded Foothills
17%inclusion1 decks6 decks
10%synergy
Reflecting Pool
17%inclusion1 decks6 decks
9%synergy
Isolated Chapel
17%inclusion1 decks6 decks
-35%synergy
Mount Doom
17%inclusion1 decks6 decks
13%synergy
Elegant Parlor
17%inclusion1 decks6 decks
7%synergy
Malakir Rebirth
17%inclusion1 decks6 decks
11%synergy
Needleverge Pathway
17%inclusion1 decks6 decks
8%synergy
Snow-Covered Plains
17%inclusion1 decks6 decks
15%synergy
Path of Ancestry
17%inclusion1 decks6 decks
-21%synergy
Gemstone Caverns
17%inclusion1 decks6 decks
13%synergy
Scalding Tarn
17%inclusion1 decks6 decks
11%synergy
Mana Confluence
17%inclusion1 decks6 decks
8%synergy
Clifftop Retreat
17%inclusion1 decks6 decks
-32%synergy
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