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Average Deck for Altaïr, Brotherhood Mentor - Optimized Artifacts
Original Name:
Kelsien, the PlagueKelsien, the Plague
Altaïr, Brotherhood Mentor
Rank #391
3decks

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.

Nov 14, 2025
Fire and Ice: Which Cards are Hot and Cold for Nov. 14?
Let's see which cards are heating up and cooling down for Kelsien and Aminatou, the Fateshifter, on this week's Fire and Ice.
Average Decklist
- 1 Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor
- 1 Anguished UnmakingAnguished Unmaking
- 1 Arcane SignetArcane Signet
- 1 Argivian FindArgivian Find
- 1 Arid MesaArid Mesa
- 1 Assault IntercessorAssault Intercessor
- 1 Basilisk CollarBasilisk Collar
- 1 Battlefield ForgeBattlefield Forge
- 1 Blasphemous ActBlasphemous Act
- 1 Blightstep PathwayBlightstep Pathway
- 1 Blood CryptBlood Crypt
- 1 Blood CultistBlood Cultist
- 1 Boros SignetBoros Signet
- 1 Brightclimb PathwayBrightclimb Pathway
- 1 Buried RuinBuried Ruin
- 1 Caves of KoilosCaves of Koilos
- 1 Chainer's EdictChainer's Edict
- 1 Chandra's IgnitionChandra's Ignition
- 1 Clifftop RetreatClifftop Retreat
- 1 Command TowerCommand Tower
- 1 Dark RitualDark Ritual
- 1 Daxos the ReturnedDaxos the Returned
- 1 Demonic TutorDemonic Tutor
- 1 DrumbellowerDrumbellower
- 1 Eiganjo, Seat of the EmpireEiganjo, Seat of the Empire
- 1 Enlightened TutorEnlightened Tutor
- 1 Esper SentinelEsper Sentinel
- 1 Exotic OrchardExotic Orchard
- 1 Falthis, Shadowcat FamiliarFalthis, Shadowcat Familiar
- 1 Fighter ClassFighter Class
- 1 Flawless ManeuverFlawless Maneuver
- 1 General's EnforcerGeneral's Enforcer
- 1 Gift of DoomGift of Doom
- 1 Godless ShrineGodless Shrine
- 1 Gorgon's HeadGorgon's Head
- 1 Graven CairnsGraven Cairns
- 1 Haunted RidgeHaunted Ridge
- 1 Hunter's BlowgunHunter's Blowgun
- 1 Illusionist's BracersIllusionist's Bracers
- 1 Inspiring VantageInspiring Vantage
- 1 Isolated ChapelIsolated Chapel
- 1 Komainu Battle ArmorKomainu Battle Armor
- 1 Lion SashLion Sash
- 1 Luxury SuiteLuxury Suite
- 1 Magewright's StoneMagewright's Stone
- 1 Mari, the Killing QuillMari, the Killing Quill
- 1 Marsh FlatsMarsh Flats
- 1 Mayhem DevilMayhem Devil
- 1 Minas TirithMinas Tirith
- 1 Minthara, Merciless SoulMinthara, Merciless Soul
- 1 Morbid OpportunistMorbid Opportunist
- 1 Mother of RunesMother of Runes
- 1 MountainMountain
- 1 NecrosynthesisNecrosynthesis
- 1 Needleverge PathwayNeedleverge Pathway
- 1 Open the ArmoryOpen the Armory
- 1 Orzhov SignetOrzhov Signet
- 1 Otharri, Suns' GloryOtharri, Suns' Glory
- 1 Patriar's SealPatriar's Seal
- 2 PlainsPlains
- 1 Puresteel PaladinPuresteel Paladin
- 1 Radiant FountainRadiant Fountain
- 1 Rakdos CharmRakdos Charm
- 1 Rakdos SignetRakdos Signet
- 1 Razorgrass AmbushRazorgrass Ambush
- 1 ReanimateReanimate
- 1 Return to DustReturn to Dust
- 1 Revel in RichesRevel in Riches
- 1 Ruinous UltimatumRuinous Ultimatum
- 1 Rune of MortalityRune of Mortality
- 1 Sacred FoundrySacred Foundry
- 1 Savai TriomeSavai Triome
- 1 ShadowspearShadowspear
- 1 Shizo, Death's StorehouseShizo, Death's Storehouse
- 1 Sigarda's AidSigarda's Aid
- 1 Smothering TitheSmothering Tithe
- 1 Sol RingSol Ring
- 1 Spectator SeatingSpectator Seating
- 1 Steelshaper's GiftSteelshaper's Gift
- 1 Sting, the Glinting DaggerSting, the Glinting Dagger
- 1 Sulfurous SpringsSulfurous Springs
- 2 SwampSwamp
- 1 Talisman of ConvictionTalisman of Conviction
- 1 Talisman of HierarchyTalisman of Hierarchy
- 1 Talisman of IndulgenceTalisman of Indulgence
- 1 Termination FacilitatorTermination Facilitator
- 1 Thornbite StaffThornbite Staff
- 1 Thraben CharmThraben Charm
- 1 Unfinished BusinessUnfinished Business
- 1 Urborg, Tomb of YawgmothUrborg, Tomb of Yawgmoth
- 1 Vault of ChampionsVault of Champions
- 1 Vault of the ArchangelVault of the Archangel
- 1 Viridian LongbowViridian Longbow
- 1 Void BeckonerVoid Beckoner
- 1 Vorpal SwordVorpal Sword
- 1 White Plume AdventurerWhite Plume Adventurer
- 1 You Are Already DeadYou Are Already Dead
- 1 Zulaport CutthroatZulaport Cutthroat
Assault Intercessor
Assault Intercessor
Blood Cultist
Blood Cultist
Daxos the Returned
Daxos the Returned
Drumbellower
Drumbellower
Esper Sentinel
Esper Sentinel
Falthis, Shadowcat Familiar
Falthis, Shadowcat Familiar
General's Enforcer
General's Enforcer
Komainu Battle Armor
Komainu Battle Armor
Lion Sash
Lion Sash
Mari, the Killing Quill
Mari, the Killing Quill
Mayhem Devil
Mayhem Devil
Minthara, Merciless Soul
Minthara, Merciless Soul
Morbid Opportunist
Morbid Opportunist
Mother of Runes
Mother of Runes
Otharri, Suns' Glory
Otharri, Suns' Glory
Puresteel Paladin
Puresteel Paladin
Termination Facilitator
Termination Facilitator
Void Beckoner
Void Beckoner
White Plume Adventurer
White Plume Adventurer
Zulaport Cutthroat
Zulaport Cutthroat
Instants (10)
Anguished Unmaking
Anguished Unmaking
Argivian Find
Argivian Find
Dark Ritual
Dark Ritual
Enlightened Tutor
Enlightened Tutor
Flawless Maneuver
Flawless Maneuver
Rakdos Charm
Rakdos Charm
Razorgrass Ambush
Razorgrass Ambush
Return to Dust
Return to Dust
Thraben Charm
Thraben Charm
You Are Already Dead
You Are Already Dead
Sorceries (9)
Blasphemous Act
Blasphemous Act
Chainer's Edict
Chainer's Edict
Chandra's Ignition
Chandra's Ignition
Demonic Tutor
Demonic Tutor
Open the Armory
Open the Armory
Reanimate
Reanimate
Ruinous Ultimatum
Ruinous Ultimatum
Steelshaper's Gift
Steelshaper's Gift
Unfinished Business
Unfinished Business
Artifacts (19)
Arcane Signet
Arcane Signet
Basilisk Collar
Basilisk Collar
Boros Signet
Boros Signet
Gorgon's Head
Gorgon's Head
Hunter's Blowgun
Hunter's Blowgun
Illusionist's Bracers
Illusionist's Bracers
Magewright's Stone
Magewright's Stone
Orzhov Signet
Orzhov Signet
Patriar's Seal
Patriar's Seal
Rakdos Signet
Rakdos Signet
Shadowspear
Shadowspear
Sol Ring
Sol Ring
Sting, the Glinting Dagger
Sting, the Glinting Dagger
Talisman of Conviction
Talisman of Conviction
Talisman of Hierarchy
Talisman of Hierarchy
Talisman of Indulgence
Talisman of Indulgence
Thornbite Staff
Thornbite Staff
Viridian Longbow
Viridian Longbow
Vorpal Sword
Vorpal Sword
Enchantments (7)
Fighter Class
Fighter Class
Gift of Doom
Gift of Doom
Necrosynthesis
Necrosynthesis
Revel in Riches
Revel in Riches
Rune of Mortality
Rune of Mortality
Sigarda's Aid
Sigarda's Aid
Smothering Tithe
Smothering Tithe
Lands (29)
Arid Mesa
Arid Mesa
Battlefield Forge
Battlefield Forge
Blightstep Pathway
Blightstep Pathway
Blood Crypt
Blood Crypt
Brightclimb Pathway
Brightclimb Pathway
Buried Ruin
Buried Ruin
Caves of Koilos
Caves of Koilos
Clifftop Retreat
Clifftop Retreat
Command Tower
Command Tower
Eiganjo, Seat of the Empire
Eiganjo, Seat of the Empire
Exotic Orchard
Exotic Orchard
Godless Shrine
Godless Shrine
Graven Cairns
Graven Cairns
Haunted Ridge
Haunted Ridge
Inspiring Vantage
Inspiring Vantage
Isolated Chapel
Isolated Chapel
Luxury Suite
Luxury Suite
Marsh Flats
Marsh Flats
Minas Tirith
Minas Tirith
Needleverge Pathway
Needleverge Pathway
Radiant Fountain
Radiant Fountain
Sacred Foundry
Sacred Foundry
Savai Triome
Savai Triome
Shizo, Death's Storehouse
Shizo, Death's Storehouse
Spectator Seating
Spectator Seating
Sulfurous Springs
Sulfurous Springs
Urborg, Tomb of Yawgmoth
Urborg, Tomb of Yawgmoth
Vault of Champions
Vault of Champions
Vault of the Archangel
Vault of the Archangel
Basics (3)
Mountain
1 Mountain
Plains
2 Plains
Swamp
2 Swamps