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Average Deck for Altaïr, Brotherhood Mentor - Budget Optimized
Original Name:
Kelsien, the PlagueKelsien, the Plague
Altaïr, Brotherhood Mentor
Rank #392
9decks

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 Agent of the Shadow ThievesAgent of the Shadow Thieves
- 1 Akroan HorseAkroan Horse
- 1 All-Out AssaultAll-Out Assault
- 1 Anguished UnmakingAnguished Unmaking
- 1 Arcane SignetArcane Signet
- 1 Basilisk CollarBasilisk Collar
- 1 Battlefield ForgeBattlefield Forge
- 1 Blood CultistBlood Cultist
- 1 Bojuka BogBojuka Bog
- 1 Boros SignetBoros Signet
- 1 Caves of KoilosCaves of Koilos
- 1 Champion's HelmChampion's Helm
- 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 Dazzling Theater // Prop RoomDazzling Theater // Prop Room
- 1 Deathbringer ThoctarDeathbringer Thoctar
- 1 DrumbellowerDrumbellower
- 1 Ertha Jo, Frontier MentorErtha Jo, Frontier Mentor
- 1 Evolving WildsEvolving Wilds
- 1 Exotic OrchardExotic Orchard
- 1 Fabled PassageFabled Passage
- 1 Falthis, Shadowcat FamiliarFalthis, Shadowcat Familiar
- 1 Fellwar StoneFellwar Stone
- 1 Fighter ClassFighter Class
- 1 Foreboding RuinsForeboding Ruins
- 1 General's EnforcerGeneral's Enforcer
- 1 Generous GiftGenerous Gift
- 1 Gift of DoomGift of Doom
- 1 Goblin SharpshooterGoblin Sharpshooter
- 1 Gorgon FlailGorgon Flail
- 1 Gorgon's HeadGorgon's Head
- 1 Humble DefectorHumble Defector
- 1 Isolated ChapelIsolated Chapel
- 1 Kalemne, Disciple of IroasKalemne, Disciple of Iroas
- 1 Maha, Its Feathers NightMaha, Its Feathers Night
- 1 Mari, the Killing QuillMari, the Killing Quill
- 1 Minthara, Merciless SoulMinthara, Merciless Soul
- 1 Morbid OpportunistMorbid Opportunist
- 1 MortifyMortify
- 1 Mother of RunesMother of Runes
- 5 MountainMountain
- 1 Nomad OutpostNomad Outpost
- 1 Open the ArmoryOpen the Armory
- 1 Orzhov BasilicaOrzhov Basilica
- 1 Orzhov SignetOrzhov Signet
- 1 Otharri, Suns' GloryOtharri, Suns' Glory
- 1 Painful TruthsPainful Truths
- 1 Path to ExilePath to Exile
- 1 Patriar's SealPatriar's Seal
- 7 PlainsPlains
- 1 Puresteel PaladinPuresteel Paladin
- 1 Quietus SpikeQuietus Spike
- 1 Rakdos SignetRakdos Signet
- 1 ReconnaissanceReconnaissance
- 1 Rogue's PassageRogue's Passage
- 1 Ruinous UltimatumRuinous Ultimatum
- 1 Rune of MortalityRune of Mortality
- 1 Shadowblood RidgeShadowblood Ridge
- 1 ShadowspearShadowspear
- 1 Shay CormacShay Cormac
- 1 Sol RingSol Ring
- 1 Spectator SeatingSpectator Seating
- 1 Sram, Senior EdificerSram, Senior Edificer
- 1 Steelshaper's GiftSteelshaper's Gift
- 1 Sulfurous SpringsSulfurous Springs
- 7 SwampSwamp
- 1 Swiftfoot BootsSwiftfoot Boots
- 1 Swords to PlowsharesSwords to Plowshares
- 1 Taii Wakeen, Perfect ShotTaii Wakeen, Perfect Shot
- 1 Talisman of ConvictionTalisman of Conviction
- 1 Talisman of HierarchyTalisman of Hierarchy
- 1 Talisman of IndulgenceTalisman of Indulgence
- 1 Temple of SilenceTemple of Silence
- 1 Thornbite StaffThornbite Staff
- 1 Thousand-Year ElixirThousand-Year Elixir
- 1 Utter EndUtter End
- 1 VandalblastVandalblast
- 1 Vault of the ArchangelVault of the Archangel
- 1 Vorpal SwordVorpal Sword
- 1 White Plume AdventurerWhite Plume Adventurer
Akroan Horse
Akroan Horse
Blood Cultist
Blood Cultist
Daxos the Returned
Daxos the Returned
Deathbringer Thoctar
Deathbringer Thoctar
Drumbellower
Drumbellower
Ertha Jo, Frontier Mentor
Ertha Jo, Frontier Mentor
Falthis, Shadowcat Familiar
Falthis, Shadowcat Familiar
General's Enforcer
General's Enforcer
Goblin Sharpshooter
Goblin Sharpshooter
Humble Defector
Humble Defector
Kalemne, Disciple of Iroas
Kalemne, Disciple of Iroas
Maha, Its Feathers Night
Maha, Its Feathers Night
Mari, the Killing Quill
Mari, the Killing Quill
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
Shay Cormac
Shay Cormac
Sram, Senior Edificer
Sram, Senior Edificer
Taii Wakeen, Perfect Shot
Taii Wakeen, Perfect Shot
White Plume Adventurer
White Plume Adventurer
Instants (7)
Anguished Unmaking
Anguished Unmaking
Dark Ritual
Dark Ritual
Generous Gift
Generous Gift
Mortify
Mortify
Path to Exile
Path to Exile
Swords to Plowshares
Swords to Plowshares
Utter End
Utter End
Sorceries (6)
Chandra's Ignition
Chandra's Ignition
Open the Armory
Open the Armory
Painful Truths
Painful Truths
Ruinous Ultimatum
Ruinous Ultimatum
Steelshaper's Gift
Steelshaper's Gift
Vandalblast
Vandalblast
Artifacts (20)
Arcane Signet
Arcane Signet
Basilisk Collar
Basilisk Collar
Boros Signet
Boros Signet
Champion's Helm
Champion's Helm
Fellwar Stone
Fellwar Stone
Gorgon Flail
Gorgon Flail
Gorgon's Head
Gorgon's Head
Orzhov Signet
Orzhov Signet
Patriar's Seal
Patriar's Seal
Quietus Spike
Quietus Spike
Rakdos Signet
Rakdos Signet
Shadowspear
Shadowspear
Sol Ring
Sol Ring
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
Thousand-Year Elixir
Thousand-Year Elixir
Vorpal Sword
Vorpal Sword
Enchantments (7)
Agent of the Shadow Thieves
Agent of the Shadow Thieves
All-Out Assault
All-Out Assault
Dazzling Theater // Prop Room
Dazzling Theater // Prop Room
Fighter Class
Fighter Class
Gift of Doom
Gift of Doom
Reconnaissance
Reconnaissance
Rune of Mortality
Rune of Mortality
Lands (18)
Battlefield Forge
Battlefield Forge
Bojuka Bog
Bojuka Bog
Caves of Koilos
Caves of Koilos
Clifftop Retreat
Clifftop Retreat
Command Tower
Command Tower
Evolving Wilds
Evolving Wilds
Exotic Orchard
Exotic Orchard
Fabled Passage
Fabled Passage
Foreboding Ruins
Foreboding Ruins
Isolated Chapel
Isolated Chapel
Nomad Outpost
Nomad Outpost
Orzhov Basilica
Orzhov Basilica
Rogue's Passage
Rogue's Passage
Shadowblood Ridge
Shadowblood Ridge
Spectator Seating
Spectator Seating
Sulfurous Springs
Sulfurous Springs
Temple of Silence
Temple of Silence
Vault of the Archangel
Vault of the Archangel
Basics (3)
Mountain
5 Mountains
Plains
7 Plains
Swamp
7 Swamps