Altaïr, Brotherhood Mentor (Commander) - Tap / Untap

Original Name:

Kelsien, the PlagueKelsien, the Plague

Ezra Sassaman
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.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Emeritus of Woe
13%inclusion1 decks8 decks
7%synergy
Changing Loyalty
11%inclusion1 decks9 decks
11%synergy
Turbulent Steppe
11%inclusion1 decks9 decks
8%synergy
High Synergy Cards
Basilisk Collar
97%inclusion28 decks29 decks
92%synergy
Rune of Mortality
90%inclusion26 decks29 decks
88%synergy
Sting, the Glinting Dagger
83%inclusion24 decks29 decks
81%synergy
Drumbellower
83%inclusion24 decks29 decks
81%synergy
Mari, the Killing Quill
83%inclusion24 decks29 decks
76%synergy
Thornbite Staff
76%inclusion22 decks29 decks
74%synergy
Otharri, Suns' Glory
79%inclusion23 decks29 decks
74%synergy
Minthara, Merciless Soul
72%inclusion21 decks29 decks
71%synergy
Vorpal Sword
72%inclusion21 decks29 decks
70%synergy
Falthis, Shadowcat Familiar
69%inclusion20 decks29 decks
68%synergy
Top Cards
Morbid Opportunist
79%inclusion23 decks29 decks
61%synergy
Magda, the Hoardmaster
69%inclusion20 decks29 decks
67%synergy
Shay Cormac
66%inclusion19 decks29 decks
63%synergy
Magewright's Stone
66%inclusion19 decks29 decks
64%synergy
Dazzling Theater // Prop Room
65%inclusion17 decks26 decks
64%synergy
Gorgon's Head
62%inclusion18 decks29 decks
61%synergy
White Plume Adventurer
62%inclusion18 decks29 decks
61%synergy
Swiftfoot Boots
62%inclusion18 decks29 decks
31%synergy
Maha, Its Feathers Night
61%inclusion17 decks28 decks
59%synergy
Lae'zel, Vlaakith's Champion
59%inclusion17 decks29 decks
57%synergy
Game Changers
Teferi's Protection
24%inclusion7 decks29 decks
5%synergy
Smothering Tithe
21%inclusion6 decks29 decks
-4%synergy
Enlightened Tutor
21%inclusion6 decks29 decks
9%synergy
Demonic Tutor
17%inclusion5 decks29 decks
-2%synergy
Orcish Bowmasters
17%inclusion5 decks29 decks
12%synergy
Vampiric Tutor
17%inclusion5 decks29 decks
3%synergy
Jeska's Will
14%inclusion4 decks29 decks
4%synergy
Farewell
10%inclusion3 decks29 decks
0%synergy
Ancient Tomb
6.9%inclusion2 decks29 decks
-1%synergy
The One Ring
6.9%inclusion2 decks29 decks
-1%synergy
Creatures
Ertha Jo, Frontier Mentor
48%inclusion14 decks29 decks
48%synergy
Termination Facilitator
48%inclusion14 decks29 decks
47%synergy
Taii Wakeen, Perfect Shot
45%inclusion13 decks29 decks
44%synergy
Humble Defector
41%inclusion12 decks29 decks
39%synergy
Harvester of Souls
41%inclusion12 decks29 decks
38%synergy
General's Enforcer
41%inclusion12 decks29 decks
33%synergy
Marvin, Murderous Mimic
35%inclusion9 decks26 decks
33%synergy
Mathas, Fiend Seeker
34%inclusion10 decks29 decks
33%synergy
Void Beckoner
31%inclusion9 decks29 decks
30%synergy
Daxos the Returned
31%inclusion9 decks29 decks
30%synergy
Goblin Sharpshooter
31%inclusion9 decks29 decks
30%synergy
Kratos, Stoic Father
29%inclusion6 decks21 decks
28%synergy
Stoneforge Mystic
28%inclusion8 decks29 decks
25%synergy
Mother of Runes
28%inclusion8 decks29 decks
20%synergy
Kalemne, Disciple of Iroas
28%inclusion8 decks29 decks
27%synergy
Blood Cultist
24%inclusion7 decks29 decks
24%synergy
Assault Intercessor
24%inclusion7 decks29 decks
24%synergy
Esper Sentinel
24%inclusion7 decks29 decks
6%synergy
Slaughter Specialist
24%inclusion7 decks29 decks
23%synergy
Sun Titan
24%inclusion7 decks29 decks
13%synergy
Mahadi, Emporium Master
21%inclusion6 decks29 decks
12%synergy
Puresteel Paladin
21%inclusion6 decks29 decks
17%synergy
Zagras, Thief of Heartbeats
21%inclusion6 decks29 decks
20%synergy
Sram, Senior Edificer
17%inclusion5 decks29 decks
15%synergy
Athreos, Shroud-Veiled
17%inclusion5 decks29 decks
16%synergy
Blood Artist
14%inclusion4 decks29 decks
-4%synergy
Gisa, the Hellraiser
14%inclusion4 decks29 decks
14%synergy
Royal Assassin
14%inclusion4 decks29 decks
11%synergy
Massacre Girl, Known Killer
14%inclusion4 decks29 decks
12%synergy
Archetype of Finality
14%inclusion4 decks29 decks
13%synergy
Tataru Taru
13%inclusion3 decks23 decks
10%synergy
Professional Face-Breaker
10%inclusion3 decks29 decks
-5%synergy
Lotho, Corrupt Shirriff
10%inclusion3 decks29 decks
-3%synergy
Solphim, Mayhem Dominus
10%inclusion3 decks29 decks
10%synergy
Plargg, Dean of Chaos
10%inclusion3 decks29 decks
10%synergy
Cunning Sparkmage
10%inclusion3 decks29 decks
10%synergy
Loran of the Third Path
10%inclusion3 decks29 decks
3%synergy
Stonehewer Giant
10%inclusion3 decks29 decks
9%synergy
Akiri, Fearless Voyager
10%inclusion3 decks29 decks
8%synergy
Queen Marchesa
10%inclusion3 decks29 decks
4%synergy
Dauthi Voidwalker
10%inclusion3 decks29 decks
7%synergy
Azula, Ruthless Firebender
10%inclusion2 decks21 decks
9%synergy
Qarsi Revenant
8.7%inclusion2 decks23 decks
6%synergy
Cloud, Midgar Mercenary
8.7%inclusion2 decks23 decks
8%synergy
Karlach, Fury of Avernus
6.9%inclusion2 decks29 decks
3%synergy
Metastatic Evangel
6.9%inclusion2 decks29 decks
7%synergy
Aurelia, the Warleader
6.9%inclusion2 decks29 decks
-11%synergy
Kellan, the Fae-Blooded
6.9%inclusion2 decks29 decks
6%synergy
Syr Konrad, the Grim
6.9%inclusion2 decks29 decks
4%synergy
Robaran Mercenaries
6.9%inclusion2 decks29 decks
7%synergy
Instants
Swords to Plowshares
48%inclusion14 decks29 decks
-14%synergy
Boros Charm
45%inclusion13 decks29 decks
16%synergy
You Are Already Dead
41%inclusion12 decks29 decks
40%synergy
Despark
31%inclusion9 decks29 decks
17%synergy
Anguished Unmaking
28%inclusion8 decks29 decks
-6%synergy
Deflecting Swat
28%inclusion8 decks29 decks
12%synergy
Path to Exile
28%inclusion8 decks29 decks
-19%synergy
Crackling Doom
28%inclusion8 decks29 decks
11%synergy
Fracture
28%inclusion8 decks29 decks
22%synergy
Mirrodin Avenged
24%inclusion7 decks29 decks
23%synergy
Offer Immortality
21%inclusion6 decks29 decks
20%synergy
Deadly Rollick
17%inclusion5 decks29 decks
6%synergy
Chaos Warp
17%inclusion5 decks29 decks
1%synergy
Rakdos Charm
17%inclusion5 decks29 decks
8%synergy
Stroke of Midnight
17%inclusion5 decks29 decks
6%synergy
Generous Gift
17%inclusion5 decks29 decks
0%synergy
To Arms!
14%inclusion4 decks29 decks
14%synergy
Tainted Strike
14%inclusion4 decks29 decks
13%synergy
Bladebrand
14%inclusion4 decks29 decks
13%synergy
Deflecting Palm
14%inclusion4 decks29 decks
7%synergy
Reprieve
14%inclusion4 decks29 decks
11%synergy
Mortify
14%inclusion4 decks29 decks
-2%synergy
Valakut Awakening
14%inclusion4 decks29 decks
11%synergy
Dire Tactics
10%inclusion3 decks29 decks
8%synergy
Loran's Escape
10%inclusion3 decks29 decks
9%synergy
Toxin Analysis
10%inclusion3 decks29 decks
10%synergy
Blessed Alliance
10%inclusion3 decks29 decks
10%synergy
Flawless Maneuver
10%inclusion3 decks29 decks
-4%synergy
Terminate
10%inclusion3 decks29 decks
-2%synergy
Virulent Swipe
10%inclusion3 decks29 decks
10%synergy
Wear // Tear
10%inclusion3 decks29 decks
-1%synergy
Malakir Rebirth
10%inclusion3 decks29 decks
5%synergy
Legion Leadership
10%inclusion3 decks29 decks
6%synergy
Call to Glory
10%inclusion3 decks29 decks
10%synergy
Djeru's Resolve
10%inclusion3 decks29 decks
10%synergy
Touch of Moonglove
10%inclusion3 decks29 decks
10%synergy
Untimely Malfunction
7.7%inclusion2 decks26 decks
3%synergy
Swift Demise
7.1%inclusion1 decks14 decks
7%synergy
Fell the Profane
6.9%inclusion2 decks29 decks
0%synergy
Ephemerate
6.9%inclusion2 decks29 decks
2%synergy
Acrobatic Leap
6.9%inclusion2 decks29 decks
7%synergy
Act of Heroism
6.9%inclusion2 decks29 decks
7%synergy
Return the Favor
6.9%inclusion2 decks29 decks
5%synergy
Flare of Fortitude
6.9%inclusion2 decks29 decks
4%synergy
Battle-Rage Blessing
6.9%inclusion2 decks29 decks
7%synergy
Blacksmith's Skill
6.9%inclusion2 decks29 decks
6%synergy
Hide // Seek
6.9%inclusion2 decks29 decks
7%synergy
Tibalt's Trickery
6.9%inclusion2 decks29 decks
3%synergy
Light the Way
6.9%inclusion2 decks29 decks
7%synergy
Rally of Wings
6.9%inclusion2 decks29 decks
7%synergy
Sorceries
Ruinous Ultimatum
45%inclusion13 decks29 decks
6%synergy
Open the Armory
41%inclusion12 decks29 decks
37%synergy
Steelshaper's Gift
41%inclusion12 decks29 decks
38%synergy
Mythos of Snapdax
28%inclusion8 decks29 decks
22%synergy
Painful Truths
24%inclusion7 decks29 decks
16%synergy
Read the Bones
24%inclusion7 decks29 decks
15%synergy
Night's Whisper
24%inclusion7 decks29 decks
11%synergy
Sevinne's Reclamation
21%inclusion6 decks29 decks
13%synergy
Vandalblast
21%inclusion6 decks29 decks
10%synergy
Blasphemous Act
17%inclusion5 decks29 decks
-6%synergy
Chandra's Ignition
17%inclusion5 decks29 decks
15%synergy
Single Combat
14%inclusion4 decks29 decks
12%synergy
Faithless Looting
10%inclusion3 decks29 decks
-5%synergy
Call of the Death-Dweller
10%inclusion3 decks29 decks
10%synergy
Insatiable Avarice
10%inclusion3 decks29 decks
8%synergy
Toxic Deluge
10%inclusion3 decks29 decks
2%synergy
Sign in Blood
10%inclusion3 decks29 decks
2%synergy
Tempt with Bunnies
7.1%inclusion2 decks28 decks
6%synergy
Seize the Day
6.9%inclusion2 decks29 decks
6%synergy
Unearth
6.9%inclusion2 decks29 decks
5%synergy
Vindicate
6.9%inclusion2 decks29 decks
1%synergy
Unfinished Business
6.9%inclusion2 decks29 decks
6%synergy
Reanimate
6.9%inclusion2 decks29 decks
-11%synergy
Syphon Mind
6.9%inclusion2 decks29 decks
5%synergy
Legions to Ashes
6.9%inclusion2 decks29 decks
5%synergy
Overpowering Attack
6.9%inclusion2 decks29 decks
5%synergy
Drown in Ichor
6.9%inclusion2 decks29 decks
7%synergy
Utility Artifacts
Thousand-Year Elixir
45%inclusion13 decks29 decks
44%synergy
Shadowspear
41%inclusion12 decks29 decks
37%synergy
Quietus Spike
34%inclusion10 decks29 decks
33%synergy
Illusionist's Bracers
34%inclusion10 decks29 decks
33%synergy
Lightning Greaves
31%inclusion9 decks29 decks
-3%synergy
Gorgon Flail
24%inclusion7 decks29 decks
23%synergy
Hunter's Blowgun
21%inclusion6 decks29 decks
20%synergy
Glaring Spotlight
17%inclusion5 decks29 decks
17%synergy
The Reaver Cleaver
17%inclusion5 decks29 decks
11%synergy
Mithril Coat
17%inclusion5 decks29 decks
12%synergy
Brotherhood Regalia
14%inclusion4 decks29 decks
11%synergy
Hammer of Nazahn
14%inclusion4 decks29 decks
12%synergy
Dragonfire Blade
13%inclusion3 decks23 decks
12%synergy
Halo Fountain
10%inclusion3 decks29 decks
10%synergy
Robe of Stars
10%inclusion3 decks29 decks
9%synergy
Embercleave
10%inclusion3 decks29 decks
7%synergy
Whispersilk Cloak
10%inclusion3 decks29 decks
5%synergy
Sword of the Animist
10%inclusion3 decks29 decks
1%synergy
Wayfarer's Bauble
6.9%inclusion2 decks29 decks
-2%synergy
Hidden Blade
6.9%inclusion2 decks29 decks
6%synergy
Trailblazer's Boots
6.9%inclusion2 decks29 decks
5%synergy
Sword of Truth and Justice
6.9%inclusion2 decks29 decks
6%synergy
Caduceus, Staff of Hermes
6.9%inclusion2 decks29 decks
6%synergy
Helm of the Host
6.9%inclusion2 decks29 decks
1%synergy
Neko-Te
6.9%inclusion2 decks29 decks
7%synergy
Darksteel Plate
6.9%inclusion2 decks29 decks
5%synergy
Rings of Brighthearth
6.9%inclusion2 decks29 decks
6%synergy
Battlemage's Bracers
6.9%inclusion2 decks29 decks
6%synergy
Sword of Feast and Famine
6.9%inclusion2 decks29 decks
3%synergy
Sunforger
6.9%inclusion2 decks29 decks
4%synergy
Loxodon Warhammer
6.9%inclusion2 decks29 decks
5%synergy
Puppet Strings
6.9%inclusion2 decks29 decks
7%synergy
Enchantments
Gift of Doom
45%inclusion13 decks29 decks
44%synergy
Fighter Class
38%inclusion11 decks29 decks
35%synergy
Phyrexian Arena
38%inclusion11 decks29 decks
19%synergy
Revel in Riches
34%inclusion10 decks29 decks
28%synergy
All-Out Assault
30%inclusion7 decks23 decks
19%synergy
Reconnaissance
28%inclusion8 decks29 decks
16%synergy
Black Market
24%inclusion7 decks29 decks
19%synergy
Black Market Connections
21%inclusion6 decks29 decks
5%synergy
Trouble in Pairs
21%inclusion6 decks29 decks
16%synergy
Aspect of Gorgon
17%inclusion5 decks29 decks
17%synergy
Forge Anew
17%inclusion5 decks29 decks
15%synergy
Sigarda's Aid
17%inclusion5 decks29 decks
14%synergy
Ghostly Prison
17%inclusion5 decks29 decks
10%synergy
Sparring Regimen
14%inclusion4 decks29 decks
14%synergy
Grave Betrayal
14%inclusion4 decks29 decks
13%synergy
At Knifepoint
14%inclusion4 decks29 decks
12%synergy
Blind Obedience
10%inclusion3 decks29 decks
5%synergy
Eternal Thirst
10%inclusion3 decks29 decks
10%synergy
Agent of the Shadow Thieves
10%inclusion3 decks29 decks
10%synergy
Animate Dead
10%inclusion3 decks29 decks
2%synergy
Land Tax
10%inclusion3 decks29 decks
4%synergy
Nowhere to Run
10%inclusion3 decks29 decks
10%synergy
Darksteel Mutation
6.9%inclusion2 decks29 decks
5%synergy
Brave the Sands
6.9%inclusion2 decks29 decks
5%synergy
Life Insurance
6.9%inclusion2 decks29 decks
5%synergy
Retreat to Hagra
6.9%inclusion2 decks29 decks
7%synergy
Phyresis
6.9%inclusion2 decks29 decks
7%synergy
Death Pits of Rath
6.9%inclusion2 decks29 decks
7%synergy
High Ground
6.9%inclusion2 decks29 decks
7%synergy
Spiteful Banditry
6.9%inclusion2 decks29 decks
5%synergy
Planeswalkers
Vraska, Betrayal's Sting
14%inclusion4 decks29 decks
13%synergy
Utility Lands
Bojuka Bog
55%inclusion16 decks29 decks
24%synergy
Vault of the Archangel
52%inclusion15 decks29 decks
29%synergy
Rogue's Passage
48%inclusion14 decks29 decks
25%synergy
Arcane Lighthouse
45%inclusion13 decks29 decks
44%synergy
Detection Tower
31%inclusion9 decks29 decks
30%synergy
Shizo, Death's Storehouse
21%inclusion6 decks29 decks
14%synergy
Urborg, Tomb of Yawgmoth
21%inclusion6 decks29 decks
8%synergy
Urza's Saga
17%inclusion5 decks29 decks
13%synergy
Buried Ruin
14%inclusion4 decks29 decks
11%synergy
Sunhome, Fortress of the Legion
14%inclusion4 decks29 decks
10%synergy
Axgard Armory
10%inclusion3 decks29 decks
8%synergy
Flamekin Village
6.9%inclusion2 decks29 decks
6%synergy
Spymaster's Vault
6.9%inclusion2 decks29 decks
5%synergy
Karn's Bastion
6.9%inclusion2 decks29 decks
6%synergy
Bonders' Enclave
6.9%inclusion2 decks29 decks
6%synergy
Mana Artifacts
Arcane Signet
86%inclusion25 decks29 decks
0%synergy
Sol Ring
83%inclusion24 decks29 decks
-6%synergy
Patriar's Seal
72%inclusion21 decks29 decks
70%synergy
Talisman of Hierarchy
34%inclusion10 decks29 decks
-6%synergy
Talisman of Indulgence
31%inclusion9 decks29 decks
-6%synergy
Talisman of Conviction
31%inclusion9 decks29 decks
-11%synergy
Orzhov Signet
28%inclusion8 decks29 decks
-3%synergy
Rakdos Signet
24%inclusion7 decks29 decks
-5%synergy
Fellwar Stone
24%inclusion7 decks29 decks
-4%synergy
Boros Signet
21%inclusion6 decks29 decks
-7%synergy
Bandit's Haul
21%inclusion6 decks29 decks
20%synergy
Bounty Board
17%inclusion5 decks29 decks
15%synergy
Aetheric Amplifier
13%inclusion3 decks24 decks
12%synergy
Commander's Sphere
6.9%inclusion2 decks29 decks
-7%synergy
Mox Amber
6.9%inclusion2 decks29 decks
3%synergy
Mind Stone
6.9%inclusion2 decks29 decks
-2%synergy
Lands
Command Tower
97%inclusion28 decks29 decks
4%synergy
Swamp
97%inclusion28 decks29 decks
1%synergy
Mountain
93%inclusion27 decks29 decks
-1%synergy
Plains
93%inclusion27 decks29 decks
-2%synergy
Nomad Outpost
66%inclusion19 decks29 decks
7%synergy
Exotic Orchard
62%inclusion18 decks29 decks
10%synergy
Isolated Chapel
59%inclusion17 decks29 decks
5%synergy
Clifftop Retreat
59%inclusion17 decks29 decks
7%synergy
Dragonskull Summit
52%inclusion15 decks29 decks
-1%synergy
Caves of Koilos
48%inclusion14 decks29 decks
9%synergy
Blood Crypt
48%inclusion14 decks29 decks
3%synergy
Sacred Foundry
48%inclusion14 decks29 decks
3%synergy
Godless Shrine
48%inclusion14 decks29 decks
0%synergy
Marsh Flats
45%inclusion13 decks29 decks
13%synergy
Vault of Champions
45%inclusion13 decks29 decks
12%synergy
Battlefield Forge
41%inclusion12 decks29 decks
1%synergy
Forbidden Orchard
41%inclusion12 decks29 decks
39%synergy
Savai Triome
38%inclusion11 decks29 decks
0%synergy
Smoldering Marsh
38%inclusion11 decks29 decks
1%synergy
Fetid Heath
38%inclusion11 decks29 decks
16%synergy
Orzhov Basilica
38%inclusion11 decks29 decks
25%synergy
Arid Mesa
38%inclusion11 decks29 decks
7%synergy
Bloodstained Mire
38%inclusion11 decks29 decks
5%synergy
Luxury Suite
34%inclusion10 decks29 decks
4%synergy
Path of Ancestry
34%inclusion10 decks29 decks
-4%synergy
Spectator Seating
34%inclusion10 decks29 decks
3%synergy
Sundown Pass
24%inclusion7 decks29 decks
3%synergy
Shattered Landscape
24%inclusion7 decks29 decks
5%synergy
Rugged Prairie
24%inclusion7 decks29 decks
7%synergy
Haunted Ridge
24%inclusion7 decks29 decks
4%synergy
Sulfurous Springs
24%inclusion7 decks29 decks
-4%synergy
Rakdos Carnarium
21%inclusion6 decks29 decks
9%synergy
Reflecting Pool
21%inclusion6 decks29 decks
13%synergy
Boros Garrison
21%inclusion6 decks29 decks
9%synergy
Brightclimb Pathway
17%inclusion5 decks29 decks
9%synergy
Graven Cairns
17%inclusion5 decks29 decks
5%synergy
Foreboding Ruins
17%inclusion5 decks29 decks
6%synergy
Needleverge Pathway
17%inclusion5 decks29 decks
10%synergy
Tainted Peak
17%inclusion5 decks29 decks
7%synergy
Shattered Sanctum
17%inclusion5 decks29 decks
-8%synergy
Shineshadow Snarl
17%inclusion5 decks29 decks
8%synergy
Temple of Silence
17%inclusion5 decks29 decks
-5%synergy
Hidden Hideout
14%inclusion2 decks14 decks
14%synergy
Terramorphic Expanse
14%inclusion4 decks29 decks
-5%synergy
Concealed Courtyard
14%inclusion4 decks29 decks
8%synergy
Tainted Field
14%inclusion4 decks29 decks
2%synergy
Furycalm Snarl
14%inclusion4 decks29 decks
4%synergy
Elegant Parlor
14%inclusion4 decks29 decks
4%synergy
Valakut Awakening
14%inclusion4 decks29 decks
11%synergy
Shadowy Backstreet
10%inclusion3 decks29 decks
0%synergy