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Average Deck for Altaïr, Brotherhood Mentor - Optimized Control
Original Name:
Kelsien, the PlagueKelsien, the Plague
Altaïr, Brotherhood Mentor
Rank #384
6decks

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 Alexios, Deimos of KosmosAlexios, Deimos of Kosmos
- 1 Ancient TombAncient Tomb
- 1 Anguished UnmakingAnguished Unmaking
- 1 Arcane LighthouseArcane Lighthouse
- 1 Arcane SignetArcane Signet
- 1 Arid MesaArid Mesa
- 1 Aspect of GorgonAspect of Gorgon
- 1 Assault IntercessorAssault Intercessor
- 1 Authority of the ConsulsAuthority of the Consuls
- 1 Basilisk CollarBasilisk Collar
- 1 Blind ObedienceBlind Obedience
- 1 Blood CryptBlood Crypt
- 1 Blood CultistBlood Cultist
- 1 Bloodstained MireBloodstained Mire
- 1 Bojuka BogBojuka Bog
- 1 Boros CharmBoros Charm
- 1 Boros SignetBoros Signet
- 1 Buried RuinBuried Ruin
- 1 Caves of KoilosCaves of Koilos
- 1 Clifftop RetreatClifftop Retreat
- 1 Command TowerCommand Tower
- 1 Cunning SparkmageCunning Sparkmage
- 1 Dazzling Theater // Prop RoomDazzling Theater // Prop Room
- 1 Deflecting SwatDeflecting Swat
- 1 Demonic TutorDemonic Tutor
- 1 Dragonskull SummitDragonskull Summit
- 1 DrumbellowerDrumbellower
- 1 Eiganjo, Seat of the EmpireEiganjo, Seat of the Empire
- 1 Enlightened TutorEnlightened Tutor
- 1 Falthis, Shadowcat FamiliarFalthis, Shadowcat Familiar
- 1 Flawless ManeuverFlawless Maneuver
- 1 Gift of DoomGift of Doom
- 1 Giver of RunesGiver of Runes
- 1 Goblin SharpshooterGoblin Sharpshooter
- 1 Godless ShrineGodless Shrine
- 1 Gorgon's HeadGorgon's Head
- 1 Grim HirelingGrim Hireling
- 1 Hammer of NazahnHammer of Nazahn
- 1 Isolated ChapelIsolated Chapel
- 1 Lightning GreavesLightning Greaves
- 1 Luxury SuiteLuxury Suite
- 1 Magda, the HoardmasterMagda, the Hoardmaster
- 1 Magewright's StoneMagewright's Stone
- 1 Mari, the Killing QuillMari, the Killing Quill
- 1 Marsh FlatsMarsh Flats
- 1 Minthara, Merciless SoulMinthara, Merciless Soul
- 1 Mithril CoatMithril Coat
- 1 Morbid OpportunistMorbid Opportunist
- 1 MortifyMortify
- 1 Mother of RunesMother of Runes
- 1 Mount DoomMount Doom
- 2 MountainMountain
- 1 Mythos of SnapdaxMythos of Snapdax
- 1 Night's WhisperNight's Whisper
- 1 Nomad OutpostNomad Outpost
- 1 Open the ArmoryOpen the Armory
- 1 Opposition AgentOpposition Agent
- 1 Otharri, Suns' GloryOtharri, Suns' Glory
- 2 PlainsPlains
- 1 Puresteel PaladinPuresteel Paladin
- 1 Quietus SpikeQuietus Spike
- 1 Reflecting PoolReflecting Pool
- 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 Shattered SanctumShattered Sanctum
- 1 Shay CormacShay Cormac
- 1 Sigarda's AidSigarda's Aid
- 1 Smothering TitheSmothering Tithe
- 1 Snow-Covered PlainsSnow-Covered Plains
- 1 Snow-Covered SwampSnow-Covered Swamp
- 1 Sol RingSol Ring
- 1 Spectator SeatingSpectator Seating
- 1 Steelshaper's GiftSteelshaper's Gift
- 1 Sting, the Glinting DaggerSting, the Glinting Dagger
- 1 Stoneforge MysticStoneforge Mystic
- 1 Sundown PassSundown Pass
- 2 SwampSwamp
- 1 Swiftfoot BootsSwiftfoot Boots
- 1 Swords to PlowsharesSwords to Plowshares
- 1 Teferi's ProtectionTeferi's Protection
- 1 The Reaver CleaverThe Reaver Cleaver
- 1 Thornbite StaffThornbite Staff
- 1 Thousand-Year ElixirThousand-Year Elixir
- 1 Untimely MalfunctionUntimely Malfunction
- 1 Vampiric TutorVampiric Tutor
- 1 VandalblastVandalblast
- 1 Vault of ChampionsVault of Champions
- 1 Vault of the ArchangelVault of the Archangel
- 1 Void BeckonerVoid Beckoner
- 1 Vorpal SwordVorpal Sword
- 1 Wear // TearWear // Tear
- 1 White Plume AdventurerWhite Plume Adventurer
Alexios, Deimos of Kosmos
Alexios, Deimos of Kosmos
Assault Intercessor
Assault Intercessor
Blood Cultist
Blood Cultist
Cunning Sparkmage
Cunning Sparkmage
Drumbellower
Drumbellower
Falthis, Shadowcat Familiar
Falthis, Shadowcat Familiar
Giver of Runes
Giver of Runes
Goblin Sharpshooter
Goblin Sharpshooter
Grim Hireling
Grim Hireling
Magda, the Hoardmaster
Magda, the Hoardmaster
Mari, the Killing Quill
Mari, the Killing Quill
Minthara, Merciless Soul
Minthara, Merciless Soul
Morbid Opportunist
Morbid Opportunist
Mother of Runes
Mother of Runes
Opposition Agent
Opposition Agent
Otharri, Suns' Glory
Otharri, Suns' Glory
Puresteel Paladin
Puresteel Paladin
Shay Cormac
Shay Cormac
Stoneforge Mystic
Stoneforge Mystic
Void Beckoner
Void Beckoner
White Plume Adventurer
White Plume Adventurer
Instants (11)
Anguished Unmaking
Anguished Unmaking
Boros Charm
Boros Charm
Deflecting Swat
Deflecting Swat
Enlightened Tutor
Enlightened Tutor
Flawless Maneuver
Flawless Maneuver
Mortify
Mortify
Swords to Plowshares
Swords to Plowshares
Teferi's Protection
Teferi's Protection
Untimely Malfunction
Untimely Malfunction
Vampiric Tutor
Vampiric Tutor
Wear // Tear
Wear // Tear
Sorceries (7)
Demonic Tutor
Demonic Tutor
Mythos of Snapdax
Mythos of Snapdax
Night's Whisper
Night's Whisper
Open the Armory
Open the Armory
Ruinous Ultimatum
Ruinous Ultimatum
Steelshaper's Gift
Steelshaper's Gift
Vandalblast
Vandalblast
Artifacts (17)
Arcane Signet
Arcane Signet
Basilisk Collar
Basilisk Collar
Boros Signet
Boros Signet
Gorgon's Head
Gorgon's Head
Hammer of Nazahn
Hammer of Nazahn
Lightning Greaves
Lightning Greaves
Magewright's Stone
Magewright's Stone
Mithril Coat
Mithril Coat
Quietus Spike
Quietus Spike
Shadowspear
Shadowspear
Sol Ring
Sol Ring
Sting, the Glinting Dagger
Sting, the Glinting Dagger
Swiftfoot Boots
Swiftfoot Boots
The Reaver Cleaver
The Reaver Cleaver
Thornbite Staff
Thornbite Staff
Thousand-Year Elixir
Thousand-Year Elixir
Vorpal Sword
Vorpal Sword
Enchantments (9)
Aspect of Gorgon
Aspect of Gorgon
Authority of the Consuls
Authority of the Consuls
Blind Obedience
Blind Obedience
Dazzling Theater // Prop Room
Dazzling Theater // Prop Room
Gift of Doom
Gift of Doom
Revel in Riches
Revel in Riches
Rune of Mortality
Rune of Mortality
Sigarda's Aid
Sigarda's Aid
Smothering Tithe
Smothering Tithe
Lands (26)
Ancient Tomb
Ancient Tomb
Arcane Lighthouse
Arcane Lighthouse
Arid Mesa
Arid Mesa
Blood Crypt
Blood Crypt
Bloodstained Mire
Bloodstained Mire
Bojuka Bog
Bojuka Bog
Buried Ruin
Buried Ruin
Caves of Koilos
Caves of Koilos
Clifftop Retreat
Clifftop Retreat
Command Tower
Command Tower
Dragonskull Summit
Dragonskull Summit
Eiganjo, Seat of the Empire
Eiganjo, Seat of the Empire
Godless Shrine
Godless Shrine
Isolated Chapel
Isolated Chapel
Luxury Suite
Luxury Suite
Marsh Flats
Marsh Flats
Mount Doom
Mount Doom
Nomad Outpost
Nomad Outpost
Reflecting Pool
Reflecting Pool
Sacred Foundry
Sacred Foundry
Savai Triome
Savai Triome
Shattered Sanctum
Shattered Sanctum
Spectator Seating
Spectator Seating
Sundown Pass
Sundown Pass
Vault of Champions
Vault of Champions
Vault of the Archangel
Vault of the Archangel
Basics (5)
Mountain
2 Mountains
Plains
2 Plains
Snow-Covered Plains
1 Snow-Covered Plains
Snow-Covered Swamp
1 Snow-Covered Swamp
Swamp
2 Swamps