Average Deck for Altaïr, Brotherhood Mentor - Assassins

Original Name:

Kelsien, the PlagueKelsien, the Plague

Altaïr, Brotherhood Mentor

Rank #386

23decks

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Budget

Any $$$$

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.

Background image for Fire and Ice: Which Cards are Hot and Cold for Nov. 14?

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.

Average Decklist

Altaïr, Brotherhood Mentor

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Playtest on Archidekt

- 1 Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor
- 1 Arcane LighthouseArcane Lighthouse
- 1 Arcane SignetArcane Signet
- 1 Archetype of FinalityArchetype of Finality
- 1 Arno DorianArno Dorian
- 1 Aya of AlexandriaAya of Alexandria
- 1 Basilisk CollarBasilisk Collar
- 1 Battlefield ForgeBattlefield Forge
- 1 Bayek of SiwaBayek of Siwa
- 1 Bojuka BogBojuka Bog
- 1 Boros CharmBoros Charm
- 1 Brotherhood HeadquartersBrotherhood Headquarters
- 1 Brotherhood RegaliaBrotherhood Regalia
- 1 Bureau HeadmasterBureau Headmaster
- 1 Caves of KoilosCaves of Koilos
- 1 Command TowerCommand Tower
- 1 Commander's SphereCommander's Sphere
- 1 Crackling DoomCrackling Doom
- 1 Daxos the ReturnedDaxos the Returned
- 1 Death Pits of RathDeath Pits of Rath
- 1 Dragonskull SummitDragonskull Summit
- 1 DrumbellowerDrumbellower
- 1 Evolving WildsEvolving Wilds
- 1 Exotic OrchardExotic Orchard
- 1 Falthis, Shadowcat FamiliarFalthis, Shadowcat Familiar
- 1 FractureFracture
- 1 General's EnforcerGeneral's Enforcer
- 1 Generous GiftGenerous Gift
- 1 Gift of DoomGift of Doom
- 1 Godless ShrineGodless Shrine
- 1 Gorgon's HeadGorgon's Head
- 1 Humble DefectorHumble Defector
- 1 Kassandra, Eagle BearerKassandra, Eagle Bearer
- 1 Lae'zel, Vlaakith's ChampionLae'zel, Vlaakith's Champion
- 1 Layla HassanLayla Hassan
- 1 Lightning GreavesLightning Greaves
- 1 Magewright's StoneMagewright's Stone
- 1 Maha, Its Feathers NightMaha, Its Feathers Night
- 1 Mari, the Killing QuillMari, the Killing Quill
- 1 Mathas, Fiend SeekerMathas, Fiend Seeker
- 1 Minthara, Merciless SoulMinthara, Merciless Soul
- 1 Mirrodin AvengedMirrodin Avenged
- 1 Morbid OpportunistMorbid Opportunist
- 1 MortifyMortify
- 6 MountainMountain
- 1 Mythos of SnapdaxMythos of Snapdax
- 1 Nomad OutpostNomad Outpost
- 1 Open the ArmoryOpen the Armory
- 1 Otharri, Suns' GloryOtharri, Suns' Glory
- 1 Path of AncestryPath of Ancestry
- 1 Path to ExilePath to Exile
- 1 Patriar's SealPatriar's Seal
- 1 Phyrexian ArenaPhyrexian Arena
- 6 PlainsPlains
- 1 Poison-Blade MentorPoison-Blade Mentor
- 1 Queen MarchesaQueen Marchesa
- 1 Quietus SpikeQuietus Spike
- 1 Raven Clan War-AxeRaven Clan War-Axe
- 1 Restart SequenceRestart Sequence
- 1 Revel in RichesRevel in Riches
- 1 Rogue's PassageRogue's Passage
- 1 Royal AssassinRoyal Assassin
- 1 Ruinous UltimatumRuinous Ultimatum
- 1 Rune of MortalityRune of Mortality
- 1 Savai TriomeSavai Triome
- 1 Shay CormacShay Cormac
- 1 Sigarda's AidSigarda's Aid
- 1 Smoldering MarshSmoldering Marsh
- 1 Sol RingSol Ring
- 1 Steelshaper's GiftSteelshaper's Gift
- 1 Sting, the Glinting DaggerSting, the Glinting Dagger
- 7 SwampSwamp
- 1 Swiftfoot BootsSwiftfoot Boots
- 1 Swords to PlowsharesSwords to Plowshares
- 1 Taii Wakeen, Perfect ShotTaii Wakeen, Perfect Shot
- 1 TerminateTerminate
- 1 Termination FacilitatorTermination Facilitator
- 1 The Revelations of EzioThe Revelations of Ezio
- 1 The Spear of LeonidasThe Spear of Leonidas
- 1 Thornbite StaffThornbite Staff
- 1 VandalblastVandalblast
- 1 Vault of the ArchangelVault of the Archangel
- 1 Vorpal SwordVorpal Sword
- 1 You Are Already DeadYou Are Already Dead

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Archetype of Finality

Arno Dorian

Aya of Alexandria

Bayek of Siwa

Bureau Headmaster

Daxos the Returned

Drumbellower

Falthis, Shadowcat Familiar

General's Enforcer

Humble Defector

Kassandra, Eagle Bearer

Lae'zel, Vlaakith's Champion

Layla Hassan

Maha, Its Feathers Night

Mari, the Killing Quill

Mathas, Fiend Seeker

Minthara, Merciless Soul

Morbid Opportunist

Otharri, Suns' Glory

Poison-Blade Mentor

Queen Marchesa

Royal Assassin

Shay Cormac

Taii Wakeen, Perfect Shot

Termination Facilitator

Instants (10)

Boros Charm

Crackling Doom

Fracture

Generous Gift

Mirrodin Avenged

Mortify

Path to Exile

Swords to Plowshares

Terminate

You Are Already Dead

Sorceries (6)

Mythos of Snapdax

Open the Armory

Restart Sequence

Ruinous Ultimatum

Steelshaper's Gift

Vandalblast

Artifacts (16)

Arcane Signet

Basilisk Collar

Brotherhood Regalia

Commander's Sphere

Gorgon's Head

Lightning Greaves

Magewright's Stone

Patriar's Seal

Quietus Spike

Raven Clan War-Axe

Sol Ring

Sting, the Glinting Dagger

Swiftfoot Boots

The Spear of Leonidas

Thornbite Staff

Vorpal Sword

Enchantments (7)

Death Pits of Rath

Gift of Doom

Phyrexian Arena

Revel in Riches

Rune of Mortality

Sigarda's Aid

The Revelations of Ezio

Lands (16)

Arcane Lighthouse

Battlefield Forge

Bojuka Bog

Brotherhood Headquarters

Caves of Koilos

Command Tower

Dragonskull Summit

Evolving Wilds

Exotic Orchard

Godless Shrine

Nomad Outpost

Path of Ancestry

Rogue's Passage

Savai Triome

Smoldering Marsh

Vault of the Archangel

Basics (3)

Mountain

6 Mountains

Plains

6 Plains

Swamp

7 Swamps