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Average Deck for Altaïr, Brotherhood Mentor - Budget Upgraded Control
Original Name:
Kelsien, the PlagueKelsien, the Plague
Altaïr, Brotherhood Mentor
Rank #413
2decks

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 Adeline, Resplendent CatharAdeline, Resplendent Cathar
- 1 Arcane LighthouseArcane Lighthouse
- 1 Arcane SignetArcane Signet
- 1 Basilisk CollarBasilisk Collar
- 1 Battlefield ForgeBattlefield Forge
- 1 Beregond of the GuardBeregond of the Guard
- 1 Big ScoreBig Score
- 1 Blasphemous ActBlasphemous Act
- 1 Bloodline BiddingBloodline Bidding
- 1 Boros CharmBoros Charm
- 1 Bounty BoardBounty Board
- 1 Caves of KoilosCaves of Koilos
- 1 Chaos WarpChaos Warp
- 1 Collective InfernoCollective Inferno
- 1 Command TowerCommand Tower
- 1 Detection TowerDetection Tower
- 1 Dire TacticsDire Tactics
- 1 Dragonskull SummitDragonskull Summit
- 1 DrumbellowerDrumbellower
- 1 Expedition MapExpedition Map
- 1 Fellwar StoneFellwar Stone
- 1 Foreboding RuinsForeboding Ruins
- 1 FractureFracture
- 1 Frontier WarmongerFrontier Warmonger
- 1 Frontline MedicFrontline Medic
- 1 Furycalm SnarlFurycalm Snarl
- 1 General's EnforcerGeneral's Enforcer
- 1 Gift of DoomGift of Doom
- 1 Glaring SpotlightGlaring Spotlight
- 1 Gorgon's HeadGorgon's Head
- 1 Graven CairnsGraven Cairns
- 1 Harvester of SoulsHarvester of Souls
- 1 Illusionist's BracersIllusionist's Bracers
- 1 Imp's MischiefImp's Mischief
- 1 Isolated ChapelIsolated Chapel
- 1 Jirina, Dauntless GeneralJirina, Dauntless General
- 1 Loran's EscapeLoran's Escape
- 1 Marvin, Murderous MimicMarvin, Murderous Mimic
- 1 Morbid OpportunistMorbid Opportunist
- 1 Mother of RunesMother of Runes
- 5 MountainMountain
- 1 Mythos of SnapdaxMythos of Snapdax
- 1 Night's WhisperNight's Whisper
- 1 Nowhere to RunNowhere to Run
- 1 Orzhov SignetOrzhov Signet
- 1 Painful TruthsPainful Truths
- 1 Parting GustParting Gust
- 1 Patriar's SealPatriar's Seal
- 1 Pirate's PillagePirate's Pillage
- 7 PlainsPlains
- 1 Quietus SpikeQuietus Spike
- 1 Read the BonesRead the Bones
- 1 Riders of GavonyRiders of Gavony
- 1 Robaran MercenariesRobaran Mercenaries
- 1 Rugged PrairieRugged Prairie
- 1 Rune of MortalityRune of Mortality
- 1 Sevinne's ReclamationSevinne's Reclamation
- 1 Shared AnimosityShared Animosity
- 1 Shattered LandscapeShattered Landscape
- 1 Shay CormacShay Cormac
- 1 Sign in BloodSign in Blood
- 1 Soul PartitionSoul Partition
- 1 Sting, the Glinting DaggerSting, the Glinting Dagger
- 1 Stroke of MidnightStroke of Midnight
- 1 Sulfurous SpringsSulfurous Springs
- 1 Sunlit MarshSunlit Marsh
- 1 Sunscorched DivideSunscorched Divide
- 7 SwampSwamp
- 1 Swiftfoot BootsSwiftfoot Boots
- 1 Talisman of ConvictionTalisman of Conviction
- 1 Talisman of HierarchyTalisman of Hierarchy
- 1 Talisman of IndulgenceTalisman of Indulgence
- 1 Temple of MaliceTemple of Malice
- 1 Temple of TriumphTemple of Triumph
- 1 Termination FacilitatorTermination Facilitator
- 1 Thornbite StaffThornbite Staff
- 1 Thrill of PossibilityThrill of Possibility
- 1 Unclaimed TerritoryUnclaimed Territory
- 1 UnearthUnearth
- 1 Unexpected WindfallUnexpected Windfall
- 1 VandalblastVandalblast
- 1 Vorpal SwordVorpal Sword
- 1 White Plume AdventurerWhite Plume Adventurer
Adeline, Resplendent Cathar
Adeline, Resplendent Cathar
Beregond of the Guard
Beregond of the Guard
Drumbellower
Drumbellower
Frontier Warmonger
Frontier Warmonger
Frontline Medic
Frontline Medic
General's Enforcer
General's Enforcer
Harvester of Souls
Harvester of Souls
Jirina, Dauntless General
Jirina, Dauntless General
Marvin, Murderous Mimic
Marvin, Murderous Mimic
Morbid Opportunist
Morbid Opportunist
Mother of Runes
Mother of Runes
Riders of Gavony
Riders of Gavony
Robaran Mercenaries
Robaran Mercenaries
Shay Cormac
Shay Cormac
Termination Facilitator
Termination Facilitator
White Plume Adventurer
White Plume Adventurer
Instants (12)
Big Score
Big Score
Boros Charm
Boros Charm
Chaos Warp
Chaos Warp
Dire Tactics
Dire Tactics
Fracture
Fracture
Imp's Mischief
Imp's Mischief
Loran's Escape
Loran's Escape
Parting Gust
Parting Gust
Soul Partition
Soul Partition
Stroke of Midnight
Stroke of Midnight
Thrill of Possibility
Thrill of Possibility
Unexpected Windfall
Unexpected Windfall
Sorceries (11)
Blasphemous Act
Blasphemous Act
Bloodline Bidding
Bloodline Bidding
Mythos of Snapdax
Mythos of Snapdax
Night's Whisper
Night's Whisper
Painful Truths
Painful Truths
Pirate's Pillage
Pirate's Pillage
Read the Bones
Read the Bones
Sevinne's Reclamation
Sevinne's Reclamation
Sign in Blood
Sign in Blood
Unearth
Unearth
Vandalblast
Vandalblast
Artifacts (18)
Arcane Signet
Arcane Signet
Basilisk Collar
Basilisk Collar
Bounty Board
Bounty Board
Expedition Map
Expedition Map
Fellwar Stone
Fellwar Stone
Glaring Spotlight
Glaring Spotlight
Gorgon's Head
Gorgon's Head
Illusionist's Bracers
Illusionist's Bracers
Orzhov Signet
Orzhov Signet
Patriar's Seal
Patriar's Seal
Quietus Spike
Quietus Spike
Sting, the Glinting Dagger
Sting, the Glinting Dagger
Swiftfoot Boots
Swiftfoot Boots
Talisman of Conviction
Talisman of Conviction
Talisman of Hierarchy
Talisman of Hierarchy
Talisman of Indulgence
Talisman of Indulgence
Thornbite Staff
Thornbite Staff
Vorpal Sword
Vorpal Sword
Enchantments (5)
Collective Inferno
Collective Inferno
Gift of Doom
Gift of Doom
Nowhere to Run
Nowhere to Run
Rune of Mortality
Rune of Mortality
Shared Animosity
Shared Animosity
Lands (18)
Arcane Lighthouse
Arcane Lighthouse
Battlefield Forge
Battlefield Forge
Caves of Koilos
Caves of Koilos
Command Tower
Command Tower
Detection Tower
Detection Tower
Dragonskull Summit
Dragonskull Summit
Foreboding Ruins
Foreboding Ruins
Furycalm Snarl
Furycalm Snarl
Graven Cairns
Graven Cairns
Isolated Chapel
Isolated Chapel
Rugged Prairie
Rugged Prairie
Shattered Landscape
Shattered Landscape
Sulfurous Springs
Sulfurous Springs
Sunlit Marsh
Sunlit Marsh
Sunscorched Divide
Sunscorched Divide
Temple of Malice
Temple of Malice
Temple of Triumph
Temple of Triumph
Unclaimed Territory
Unclaimed Territory
Basics (3)
Mountain
5 Mountains
Plains
7 Plains
Swamp
7 Swamps