Average Deck for Kelsien, the Plague - Budget Aggro
Alternate Names:
Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor
Kelsien, the Plague
Rank #386
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 Kelsien, the PlagueKelsien, the Plague
- 1 Act of HeroismAct of Heroism
- 1 Aetheric AmplifierAetheric Amplifier
- 1 Arbaaz MirArbaaz Mir
- 1 Arc LightningArc Lightning
- 1 Arcane SignetArcane Signet
- 1 Arno DorianArno Dorian
- 1 Aspect of GorgonAspect of Gorgon
- 1 At KnifepointAt Knifepoint
- 1 Aya of AlexandriaAya of Alexandria
- 1 Bandit's HaulBandit's Haul
- 1 Barren MoorBarren Moor
- 1 Battle-Rage BlessingBattle-Rage Blessing
- 1 Bayek of SiwaBayek of Siwa
- 1 Blood CultistBlood Cultist
- 1 Boros CharmBoros Charm
- 1 Bounty BoardBounty Board
- 1 Bureau HeadmasterBureau Headmaster
- 1 Caves of KoilosCaves of Koilos
- 1 Clifftop RetreatClifftop Retreat
- 1 Command TowerCommand Tower
- 1 Commander's SphereCommander's Sphere
- 1 Daxos the ReturnedDaxos the Returned
- 1 Dazzling Theater // Prop RoomDazzling Theater // Prop Room
- 1 Desolate MireDesolate Mire
- 1 DesparkDespark
- 1 Dire TacticsDire Tactics
- 1 Drown in IchorDrown in Ichor
- 1 Ertha Jo, Frontier MentorErtha Jo, Frontier Mentor
- 1 Exotic OrchardExotic Orchard
- 1 Faithless LootingFaithless Looting
- 1 Falthis, Shadowcat FamiliarFalthis, Shadowcat Familiar
- 1 Forge AnewForge Anew
- 1 General's EnforcerGeneral's Enforcer
- 1 Glaring SpotlightGlaring Spotlight
- 1 Grateful ApparitionGrateful Apparition
- 1 Humble DefectorHumble Defector
- 1 Hunter's BlowgunHunter's Blowgun
- 1 Illusionist's BracersIllusionist's Bracers
- 1 Isolated ChapelIsolated Chapel
- 1 Magda, the HoardmasterMagda, the Hoardmaster
- 1 Magewright's StoneMagewright's Stone
- 1 Mathas, Fiend SeekerMathas, Fiend Seeker
- 1 Maximum OverdriveMaximum Overdrive
- 1 Minthara, Merciless SoulMinthara, Merciless Soul
- 1 Mirrodin AvengedMirrodin Avenged
- 1 Morbid OpportunistMorbid Opportunist
- 8 MountainMountain
- 1 Night's WhisperNight's Whisper
- 1 Nomad OutpostNomad Outpost
- 1 Nowhere to RunNowhere to Run
- 1 Offer ImmortalityOffer Immortality
- 1 Otharri, Suns' GloryOtharri, Suns' Glory
- 1 Painful TruthsPainful Truths
- 1 Path of AncestryPath of Ancestry
- 7 PlainsPlains
- 1 Queen MarchesaQueen Marchesa
- 1 Rakdos CarnariumRakdos Carnarium
- 1 Rally the RighteousRally the Righteous
- 1 Read the BonesRead the Bones
- 1 Robaran MercenariesRobaran Mercenaries
- 1 Rune of MortalityRune of Mortality
- 1 Shanid, Sleepers' ScourgeShanid, Sleepers' Scourge
- 1 Shattered LandscapeShattered Landscape
- 1 Shay CormacShay Cormac
- 1 Slinking GiantSlinking Giant
- 1 Smoldering MarshSmoldering Marsh
- 1 Sol RingSol Ring
- 1 Surtr, Fiery JötunSurtr, Fiery Jötun
- 8 SwampSwamp
- 1 Swiftfoot BootsSwiftfoot Boots
- 1 Taii Wakeen, Perfect ShotTaii Wakeen, Perfect Shot
- 1 Tainted FieldTainted Field
- 1 TerminateTerminate
- 1 Tinybones Joins UpTinybones Joins Up
- 1 Tor Wauki the YoungerTor Wauki the Younger
- 1 Touch of MoongloveTouch of Moonglove
- 1 Vault of the ArchangelVault of the Archangel
- 1 Vulshok SorcererVulshok Sorcerer
- 1 You Are Already DeadYou Are Already Dead
Arbaaz Mir
Arbaaz Mir
Arno Dorian
Arno Dorian
Aya of Alexandria
Aya of Alexandria
Bayek of Siwa
Bayek of Siwa
Blood Cultist
Blood Cultist
Bureau Headmaster
Bureau Headmaster
Daxos the Returned
Daxos the Returned
Ertha Jo, Frontier Mentor
Ertha Jo, Frontier Mentor
Falthis, Shadowcat Familiar
Falthis, Shadowcat Familiar
General's Enforcer
General's Enforcer
Grateful Apparition
Grateful Apparition
Humble Defector
Humble Defector
Magda, the Hoardmaster
Magda, the Hoardmaster
Mathas, Fiend Seeker
Mathas, Fiend Seeker
Minthara, Merciless Soul
Minthara, Merciless Soul
Morbid Opportunist
Morbid Opportunist
Otharri, Suns' Glory
Otharri, Suns' Glory
Queen Marchesa
Queen Marchesa
Robaran Mercenaries
Robaran Mercenaries
Shanid, Sleepers' Scourge
Shanid, Sleepers' Scourge
Shay Cormac
Shay Cormac
Slinking Giant
Slinking Giant
Surtr, Fiery Jötun
Surtr, Fiery Jötun
Taii Wakeen, Perfect Shot
Taii Wakeen, Perfect Shot
Tor Wauki the Younger
Tor Wauki the Younger
Vulshok Sorcerer
Vulshok Sorcerer
Instants (12)
Act of Heroism
Act of Heroism
Battle-Rage Blessing
Battle-Rage Blessing
Boros Charm
Boros Charm
Despark
Despark
Dire Tactics
Dire Tactics
Maximum Overdrive
Maximum Overdrive
Mirrodin Avenged
Mirrodin Avenged
Offer Immortality
Offer Immortality
Rally the Righteous
Rally the Righteous
Terminate
Terminate
Touch of Moonglove
Touch of Moonglove
You Are Already Dead
You Are Already Dead
Sorceries (6)
Arc Lightning
Arc Lightning
Drown in Ichor
Drown in Ichor
Faithless Looting
Faithless Looting
Night's Whisper
Night's Whisper
Painful Truths
Painful Truths
Read the Bones
Read the Bones
Artifacts (11)
Aetheric Amplifier
Aetheric Amplifier
Arcane Signet
Arcane Signet
Bandit's Haul
Bandit's Haul
Bounty Board
Bounty Board
Commander's Sphere
Commander's Sphere
Glaring Spotlight
Glaring Spotlight
Hunter's Blowgun
Hunter's Blowgun
Illusionist's Bracers
Illusionist's Bracers
Magewright's Stone
Magewright's Stone
Sol Ring
Sol Ring
Swiftfoot Boots
Swiftfoot Boots
Enchantments (7)
Aspect of Gorgon
Aspect of Gorgon
At Knifepoint
At Knifepoint
Dazzling Theater // Prop Room
Dazzling Theater // Prop Room
Forge Anew
Forge Anew
Nowhere to Run
Nowhere to Run
Rune of Mortality
Rune of Mortality
Tinybones Joins Up
Tinybones Joins Up
Lands (14)
Barren Moor
Barren Moor
Caves of Koilos
Caves of Koilos
Clifftop Retreat
Clifftop Retreat
Command Tower
Command Tower
Desolate Mire
Desolate Mire
Exotic Orchard
Exotic Orchard
Isolated Chapel
Isolated Chapel
Nomad Outpost
Nomad Outpost
Path of Ancestry
Path of Ancestry
Rakdos Carnarium
Rakdos Carnarium
Shattered Landscape
Shattered Landscape
Smoldering Marsh
Smoldering Marsh
Tainted Field
Tainted Field
Vault of the Archangel
Vault of the Archangel
Basics (3)
Mountain
8 Mountains
Plains
7 Plains
Swamp
8 Swamps