Average Deck for Altaïr, Brotherhood Mentor - Budget

Original Name:

Kelsien, the PlagueKelsien, the Plague

Altaïr, Brotherhood Mentor

Rank #447

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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

Julia Maddalena

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.

Decklist

Altaïr, Brotherhood Mentor

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Playtest on Archidekt

Commander
- 1Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor
Creatures (24)
- 1Ankle ShankerAnkle Shanker
- 1Archetype of FinalityArchetype of Finality
- 1Blood CultistBlood Cultist
- 1Cunning SparkmageCunning Sparkmage
- 1Deathbringer ThoctarDeathbringer Thoctar
- 1Ertha Jo, Frontier MentorErtha Jo, Frontier Mentor
- 1Falthis, Shadowcat FamiliarFalthis, Shadowcat Familiar
- 1General's EnforcerGeneral's Enforcer
- 1Harvester of SoulsHarvester of Souls
- 1Humble DefectorHumble Defector
- 1Kalemne, Disciple of IroasKalemne, Disciple of Iroas
- 1Lae'zel, Vlaakith's ChampionLae'zel, Vlaakith's Champion
- 1Magda, the HoardmasterMagda, the Hoardmaster
- 1Mari, the Killing QuillMari, the Killing Quill
- 1Mathas, Fiend SeekerMathas, Fiend Seeker
- 1Minthara, Merciless SoulMinthara, Merciless Soul
- 1Morbid OpportunistMorbid Opportunist
- 1Otharri, Suns' GloryOtharri, Suns' Glory
- 1Shay CormacShay Cormac
- 1Slaughter SpecialistSlaughter Specialist
- 1Taii Wakeen, Perfect ShotTaii Wakeen, Perfect Shot
- 1Termination FacilitatorTermination Facilitator
- 1Void BeckonerVoid Beckoner
- 1Zagras, Thief of HeartbeatsZagras, Thief of Heartbeats
Instants (11)
- 1BladebrandBladebrand
- 1Crackling DoomCrackling Doom
- 1DesparkDespark
- 1Dire TacticsDire Tactics
- 1Mirrodin AvengedMirrodin Avenged
- 1MortifyMortify
- 1Offer ImmortalityOffer Immortality
- 1Stroke of MidnightStroke of Midnight
- 1Swords to PlowsharesSwords to Plowshares
- 1TerminateTerminate
- 1You Are Already DeadYou Are Already Dead
Sorceries (7)
- 1Call of the Death-DwellerCall of the Death-Dweller
- 1Mythos of SnapdaxMythos of Snapdax
- 1Open the ArmoryOpen the Armory
- 1Painful TruthsPainful Truths
- 1Read the BonesRead the Bones
- 1Ruinous UltimatumRuinous Ultimatum
- 1Sign in BloodSign in Blood
Artifacts (14)
- 1Arcane SignetArcane Signet
- 1Basilisk CollarBasilisk Collar
- 1Boros SignetBoros Signet
- 1Commander's SphereCommander's Sphere
- 1Gorgon FlailGorgon Flail
- 1Gorgon's HeadGorgon's Head
- 1Hunter's BlowgunHunter's Blowgun
- 1Orzhov SignetOrzhov Signet
- 1Quietus SpikeQuietus Spike
- 1Rakdos SignetRakdos Signet
- 1Sol RingSol Ring
- 1Sting, the Glinting DaggerSting, the Glinting Dagger
- 1Swiftfoot BootsSwiftfoot Boots
- 1Vorpal SwordVorpal Sword
Enchantments (6)
- 1Aspect of GorgonAspect of Gorgon
- 1At KnifepointAt Knifepoint
- 1Dazzling Theater // Prop RoomDazzling Theater // Prop Room
- 1Gift of DoomGift of Doom
- 1Retreat to HagraRetreat to Hagra
- 1Rune of MortalityRune of Mortality
Lands (37)
- 1Battlefield ForgeBattlefield Forge
- 1Clifftop RetreatClifftop Retreat
- 1Command TowerCommand Tower
- 1Evolving WildsEvolving Wilds
- 1Exotic OrchardExotic Orchard
- 1Isolated ChapelIsolated Chapel
- 6MountainMountain
- 1Nomad OutpostNomad Outpost
- 1Orzhov BasilicaOrzhov Basilica
- 1Path of AncestryPath of Ancestry
- 8PlainsPlains
- 1Rogue's PassageRogue's Passage
- 1Shattered LandscapeShattered Landscape
- 1Smoldering MarshSmoldering Marsh
- 8SwampSwamp
- 1Temple of SilenceTemple of Silence
- 1Terramorphic ExpanseTerramorphic Expanse
- 1Vault of the ArchangelVault of the Archangel

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Ankle Shanker

Archetype of Finality

Blood Cultist

Cunning Sparkmage

Deathbringer Thoctar

Ertha Jo, Frontier Mentor

Falthis, Shadowcat Familiar

General's Enforcer

Harvester of Souls

Humble Defector

Kalemne, Disciple of Iroas

Lae'zel, Vlaakith's Champion

Magda, the Hoardmaster

Mari, the Killing Quill

Mathas, Fiend Seeker

Minthara, Merciless Soul

Morbid Opportunist

Otharri, Suns' Glory

Shay Cormac

Slaughter Specialist

Taii Wakeen, Perfect Shot

Termination Facilitator

Void Beckoner

Zagras, Thief of Heartbeats

Instants (11)

Bladebrand

Crackling Doom

Despark

Dire Tactics

Mirrodin Avenged

Mortify

Offer Immortality

Stroke of Midnight

Swords to Plowshares

Terminate

You Are Already Dead

Sorceries (7)

Call of the Death-Dweller

Mythos of Snapdax

Open the Armory

Painful Truths

Read the Bones

Ruinous Ultimatum

Artifacts (14)

Arcane Signet

Basilisk Collar

Boros Signet

Commander's Sphere

Gorgon Flail

Gorgon's Head

Hunter's Blowgun

Orzhov Signet

Quietus Spike

Rakdos Signet

Sol Ring

Sting, the Glinting Dagger

Swiftfoot Boots

Vorpal Sword

Enchantments (6)

Aspect of Gorgon

At Knifepoint

Dazzling Theater // Prop Room

Gift of Doom

Retreat to Hagra

Rune of Mortality

Lands (15)

Battlefield Forge

Clifftop Retreat

Command Tower

Evolving Wilds

Exotic Orchard

Isolated Chapel

Nomad Outpost

Orzhov Basilica

Path of Ancestry

Rogue's Passage

Shattered Landscape

Smoldering Marsh

Temple of Silence

Terramorphic Expanse

Vault of the Archangel

Basics (3)

Mountain

6 Mountain

Plains

8 Plains

Swamp

8 Swamp