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Average Deck for Altaïr, Brotherhood Mentor - Budget Upgraded Voltron
Original Name:
Kelsien, the PlagueKelsien, the Plague
Altaïr, Brotherhood Mentor
Rank #427
4decks

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 Aetheric AmplifierAetheric Amplifier
- 1 Altaïr Ibn-La'AhadAltaïr Ibn-La'Ahad
- 1 Angelic DestinyAngelic Destiny
- 1 Arcane SignetArcane Signet
- 1 Arno DorianArno Dorian
- 1 Aya of AlexandriaAya of Alexandria
- 1 Basilisk CollarBasilisk Collar
- 1 Bender's WaterskinBender's Waterskin
- 1 Blacksmith's SkillBlacksmith's Skill
- 1 Boiling Rock PrisonBoiling Rock Prison
- 1 Bojuka BogBojuka Bog
- 1 Boros SignetBoros Signet
- 1 Bounty BoardBounty Board
- 1 Brotherhood RegaliaBrotherhood Regalia
- 1 Bureau HeadmasterBureau Headmaster
- 1 Buried RuinBuried Ruin
- 1 Cacophony ScampCacophony Scamp
- 1 Chain AssassinationChain Assassination
- 1 Clifftop RetreatClifftop Retreat
- 1 Command TowerCommand Tower
- 1 Crackling DoomCrackling Doom
- 1 Dazzling Theater // Prop RoomDazzling Theater // Prop Room
- 1 Dimension XDimension X
- 1 Dragonskull SummitDragonskull Summit
- 1 Evolving WildsEvolving Wilds
- 1 Exotic OrchardExotic Orchard
- 1 Fighter ClassFighter Class
- 1 FractureFracture
- 1 Go for the ThroatGo for the Throat
- 1 Gorgon FlailGorgon Flail
- 1 HaystackHaystack
- 1 Hidden BladeHidden Blade
- 1 Hide // SeekHide // Seek
- 1 Illusionist's BracersIllusionist's Bracers
- 1 Isolated ChapelIsolated Chapel
- 1 Jacob FryeJacob Frye
- 1 Kaya's OnslaughtKaya's Onslaught
- 1 Marvin, Murderous MimicMarvin, Murderous Mimic
- 1 Minthara, Merciless SoulMinthara, Merciless Soul
- 1 Moonsilver KeyMoonsilver Key
- 1 Morbid OpportunistMorbid Opportunist
- 1 MortifyMortify
- 6 MountainMountain
- 1 Myriad LandscapeMyriad Landscape
- 1 Mythos of SnapdaxMythos of Snapdax
- 1 Night's WhisperNight's Whisper
- 1 Nomad OutpostNomad Outpost
- 1 Open the ArmoryOpen the Armory
- 1 Orzhov SignetOrzhov Signet
- 1 Otharri, Suns' GloryOtharri, Suns' Glory
- 1 Overpowering AttackOverpowering Attack
- 1 Painful TruthsPainful Truths
- 1 Path to ExilePath to Exile
- 1 Petty LarcenyPetty Larceny
- 1 Phyrexian ArenaPhyrexian Arena
- 7 PlainsPlains
- 1 Rakdos CharmRakdos Charm
- 1 Razorgrass AmbushRazorgrass Ambush
- 1 Read the BonesRead the Bones
- 1 Rogue's PassageRogue's Passage
- 1 Royal AssassinRoyal Assassin
- 1 Shattered LandscapeShattered Landscape
- 1 Shay CormacShay Cormac
- 1 Smoldering MarshSmoldering Marsh
- 1 Sol RingSol Ring
- 1 Sting, the Glinting DaggerSting, the Glinting Dagger
- 1 Surtr, Fiery JötunSurtr, Fiery Jötun
- 8 SwampSwamp
- 1 Swiftfoot BootsSwiftfoot Boots
- 1 Swords to PlowsharesSwords to Plowshares
- 1 Tainted FieldTainted Field
- 1 Talisman of ConvictionTalisman of Conviction
- 1 Talisman of HierarchyTalisman of Hierarchy
- 1 Talisman of IndulgenceTalisman of Indulgence
- 1 Tarrian's SoulcleaverTarrian's Soulcleaver
- 1 TerminateTerminate
- 1 Towering ViewpointTowering Viewpoint
- 1 Trailblazer's BootsTrailblazer's Boots
- 1 UnearthUnearth
- 1 War SqueakWar Squeak
- 1 Wayfarer's BaubleWayfarer's Bauble
Altaïr Ibn-La'Ahad
Altaïr Ibn-La'Ahad
Arno Dorian
Arno Dorian
Aya of Alexandria
Aya of Alexandria
Bureau Headmaster
Bureau Headmaster
Cacophony Scamp
Cacophony Scamp
Jacob Frye
Jacob Frye
Marvin, Murderous Mimic
Marvin, Murderous Mimic
Minthara, Merciless Soul
Minthara, Merciless Soul
Morbid Opportunist
Morbid Opportunist
Otharri, Suns' Glory
Otharri, Suns' Glory
Royal Assassin
Royal Assassin
Shay Cormac
Shay Cormac
Surtr, Fiery Jötun
Surtr, Fiery Jötun
Towering Viewpoint
Towering Viewpoint
Instants (13)
Blacksmith's Skill
Blacksmith's Skill
Chain Assassination
Chain Assassination
Crackling Doom
Crackling Doom
Fracture
Fracture
Go for the Throat
Go for the Throat
Hide // Seek
Hide // Seek
Kaya's Onslaught
Kaya's Onslaught
Mortify
Mortify
Path to Exile
Path to Exile
Rakdos Charm
Rakdos Charm
Razorgrass Ambush
Razorgrass Ambush
Swords to Plowshares
Swords to Plowshares
Terminate
Terminate
Sorceries (8)
Mythos of Snapdax
Mythos of Snapdax
Night's Whisper
Night's Whisper
Open the Armory
Open the Armory
Overpowering Attack
Overpowering Attack
Painful Truths
Painful Truths
Petty Larceny
Petty Larceny
Read the Bones
Read the Bones
Unearth
Unearth
Artifacts (22)
Aetheric Amplifier
Aetheric Amplifier
Arcane Signet
Arcane Signet
Basilisk Collar
Basilisk Collar
Bender's Waterskin
Bender's Waterskin
Boros Signet
Boros Signet
Bounty Board
Bounty Board
Brotherhood Regalia
Brotherhood Regalia
Gorgon Flail
Gorgon Flail
Haystack
Haystack
Hidden Blade
Hidden Blade
Illusionist's Bracers
Illusionist's Bracers
Moonsilver Key
Moonsilver Key
Orzhov Signet
Orzhov Signet
Sol Ring
Sol Ring
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
Tarrian's Soulcleaver
Tarrian's Soulcleaver
Trailblazer's Boots
Trailblazer's Boots
Wayfarer's Bauble
Wayfarer's Bauble
Enchantments (5)
Angelic Destiny
Angelic Destiny
Dazzling Theater // Prop Room
Dazzling Theater // Prop Room
Fighter Class
Fighter Class
Phyrexian Arena
Phyrexian Arena
War Squeak
War Squeak
Lands (16)
Boiling Rock Prison
Boiling Rock Prison
Bojuka Bog
Bojuka Bog
Buried Ruin
Buried Ruin
Clifftop Retreat
Clifftop Retreat
Command Tower
Command Tower
Dimension X
Dimension X
Dragonskull Summit
Dragonskull Summit
Evolving Wilds
Evolving Wilds
Exotic Orchard
Exotic Orchard
Isolated Chapel
Isolated Chapel
Myriad Landscape
Myriad Landscape
Nomad Outpost
Nomad Outpost
Rogue's Passage
Rogue's Passage
Shattered Landscape
Shattered Landscape
Smoldering Marsh
Smoldering Marsh
Tainted Field
Tainted Field
Basics (3)
Mountain
6 Mountains
Plains
7 Plains
Swamp
8 Swamps