Kelsien, the Plague (Commander) - Optimized

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Background image for Rebuilding Kelsien, the Plague with Avatar: The Last Airbender Eternal
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
Azula, Ruthless Firebender
13%inclusion2 decks15 decks
13%synergy
Zuko, Firebending Master
6.7%inclusion1 decks15 decks
4%synergy
Avatar's Wrath
6.7%inclusion1 decks15 decks
1%synergy
Aang, Airbending Master
5.0%inclusion2 decks40 decks
4%synergy
Redirect Lightning
2.5%inclusion1 decks40 decks
-2%synergy
High Synergy Cards
Basilisk Collar
97%inclusion91 decks94 decks
92%synergy
Thornbite Staff
84%inclusion79 decks94 decks
82%synergy
Vorpal Sword
77%inclusion72 decks94 decks
74%synergy
Shadowspear
76%inclusion71 decks94 decks
71%synergy
Gorgon's Head
70%inclusion66 decks94 decks
69%synergy
Rune of Mortality
66%inclusion62 decks94 decks
64%synergy
Mari, the Killing Quill
71%inclusion67 decks94 decks
64%synergy
Steelshaper's Gift
66%inclusion62 decks94 decks
63%synergy
Drumbellower
64%inclusion60 decks94 decks
62%synergy
Sting, the Glinting Dagger
61%inclusion57 decks94 decks
59%synergy
Top Cards
Otharri, Suns' Glory
63%inclusion59 decks94 decks
57%synergy
Swiftfoot Boots
62%inclusion58 decks94 decks
30%synergy
Open the Armory
57%inclusion54 decks94 decks
53%synergy
Morbid Opportunist
57%inclusion54 decks94 decks
41%synergy
Falthis, Shadowcat Familiar
57%inclusion54 decks94 decks
56%synergy
Goblin Sharpshooter
56%inclusion53 decks94 decks
56%synergy
Quietus Spike
55%inclusion52 decks94 decks
54%synergy
Boros Charm
51%inclusion48 decks94 decks
21%synergy
Minthara, Merciless Soul
51%inclusion48 decks94 decks
49%synergy
Fighter Class
51%inclusion48 decks94 decks
48%synergy
Game Changers
Smothering Tithe
63%inclusion59 decks94 decks
36%synergy
Enlightened Tutor
56%inclusion53 decks94 decks
44%synergy
Demonic Tutor
55%inclusion52 decks94 decks
36%synergy
Teferi's Protection
51%inclusion48 decks94 decks
30%synergy
Vampiric Tutor
47%inclusion44 decks94 decks
32%synergy
Ancient Tomb
28%inclusion26 decks94 decks
19%synergy
Orcish Bowmasters
28%inclusion26 decks94 decks
22%synergy
Jeska's Will
23%inclusion22 decks94 decks
13%synergy
The One Ring
21%inclusion20 decks94 decks
13%synergy
Opposition Agent
16%inclusion15 decks94 decks
13%synergy
Creatures
Shay Cormac
51%inclusion48 decks94 decks
48%synergy
Stoneforge Mystic
49%inclusion46 decks94 decks
46%synergy
General's Enforcer
48%inclusion45 decks94 decks
39%synergy
Esper Sentinel
47%inclusion44 decks94 decks
28%synergy
Puresteel Paladin
47%inclusion44 decks94 decks
43%synergy
Maha, Its Feathers Night
46%inclusion43 decks94 decks
45%synergy
Mother of Runes
44%inclusion41 decks94 decks
36%synergy
White Plume Adventurer
34%inclusion32 decks94 decks
33%synergy
Void Beckoner
30%inclusion28 decks94 decks
29%synergy
Lae'zel, Vlaakith's Champion
29%inclusion27 decks94 decks
27%synergy
Daxos the Returned
28%inclusion26 decks94 decks
27%synergy
Termination Facilitator
27%inclusion25 decks94 decks
25%synergy
Harvester of Souls
27%inclusion25 decks94 decks
23%synergy
Magda, the Hoardmaster
27%inclusion25 decks94 decks
24%synergy
Sram, Senior Edificer
24%inclusion23 decks94 decks
21%synergy
Akiri, Fearless Voyager
24%inclusion23 decks94 decks
22%synergy
Humble Defector
22%inclusion21 decks94 decks
20%synergy
Taii Wakeen, Perfect Shot
22%inclusion21 decks94 decks
22%synergy
Queen Marchesa
21%inclusion20 decks94 decks
15%synergy
Kalemne, Disciple of Iroas
20%inclusion19 decks94 decks
19%synergy
Ertha Jo, Frontier Mentor
19%inclusion18 decks94 decks
18%synergy
Blood Cultist
18%inclusion17 decks94 decks
18%synergy
Archetype of Finality
18%inclusion17 decks94 decks
17%synergy
Slaughter Specialist
17%inclusion16 decks94 decks
16%synergy
Sun Titan
17%inclusion16 decks94 decks
7%synergy
Giver of Runes
16%inclusion15 decks94 decks
13%synergy
Mathas, Fiend Seeker
15%inclusion14 decks94 decks
13%synergy
Kediss, Emberclaw Familiar
14%inclusion13 decks94 decks
13%synergy
Athreos, Shroud-Veiled
13%inclusion12 decks94 decks
11%synergy
Grand Abolisher
13%inclusion12 decks94 decks
3%synergy
Kellan, the Fae-Blooded
12%inclusion11 decks94 decks
11%synergy
Zagras, Thief of Heartbeats
12%inclusion11 decks94 decks
11%synergy
Stonehewer Giant
12%inclusion11 decks94 decks
11%synergy
Armored Skyhunter
12%inclusion11 decks94 decks
10%synergy
Drannith Magistrate
12%inclusion11 decks94 decks
9%synergy
Deathbringer Thoctar
11%inclusion10 decks94 decks
10%synergy
Royal Assassin
11%inclusion10 decks94 decks
7%synergy
Cunning Sparkmage
11%inclusion10 decks94 decks
10%synergy
Massacre Girl, Known Killer
11%inclusion10 decks94 decks
8%synergy
Lotho, Corrupt Shirriff
10%inclusion9 decks94 decks
-4%synergy
Marvin, Murderous Mimic
10%inclusion9 decks94 decks
8%synergy
Lion Sash
10%inclusion9 decks94 decks
8%synergy
Blood Artist
10%inclusion9 decks94 decks
-9%synergy
Assault Intercessor
10%inclusion9 decks94 decks
9%synergy
Bureau Headmaster
10%inclusion9 decks94 decks
9%synergy
Dauthi Voidwalker
10%inclusion9 decks94 decks
6%synergy
Ragavan, Nimble Pilferer
8.5%inclusion8 decks94 decks
1%synergy
Ardenn, Intrepid Archaeologist
8.5%inclusion8 decks94 decks
8%synergy
Gisa, Glorious Resurrector
8.5%inclusion8 decks94 decks
8%synergy
Cloud, Midgar Mercenary
8.3%inclusion5 decks60 decks
7%synergy
Instants
Deflecting Swat
50%inclusion47 decks94 decks
35%synergy
Swords to Plowshares
48%inclusion45 decks94 decks
-15%synergy
Anguished Unmaking
40%inclusion38 decks94 decks
6%synergy
Path to Exile
38%inclusion36 decks94 decks
-8%synergy
Flawless Maneuver
35%inclusion33 decks94 decks
21%synergy
You Are Already Dead
24%inclusion23 decks94 decks
23%synergy
Generous Gift
23%inclusion22 decks94 decks
4%synergy
Stroke of Midnight
21%inclusion20 decks94 decks
9%synergy
Deadly Rollick
20%inclusion19 decks94 decks
10%synergy
Dawn's Truce
20%inclusion19 decks94 decks
13%synergy
Malakir Rebirth
19%inclusion18 decks94 decks
14%synergy
Mirrodin Avenged
19%inclusion18 decks94 decks
18%synergy
Sejiri Shelter
14%inclusion13 decks94 decks
12%synergy
Fracture
14%inclusion13 decks94 decks
7%synergy
Wear // Tear
13%inclusion12 decks94 decks
1%synergy
Despark
13%inclusion12 decks94 decks
-2%synergy
Dark Ritual
13%inclusion12 decks94 decks
-3%synergy
Mortify
13%inclusion12 decks94 decks
-3%synergy
Crackling Doom
12%inclusion11 decks94 decks
-6%synergy
Akroma's Will
12%inclusion11 decks94 decks
-2%synergy
Chaos Warp
11%inclusion10 decks94 decks
-6%synergy
Restoration Magic
11%inclusion6 decks57 decks
9%synergy
Fell the Profane
10%inclusion9 decks94 decks
3%synergy
Untimely Malfunction
10%inclusion9 decks94 decks
5%synergy
Dire Tactics
8.5%inclusion8 decks94 decks
5%synergy
Imp's Mischief
8.5%inclusion8 decks94 decks
7%synergy
Rakdos Charm
8.5%inclusion8 decks94 decks
0%synergy
Legion Leadership
8.5%inclusion8 decks94 decks
4%synergy
Terminate
7.4%inclusion7 decks94 decks
-5%synergy
Tibalt's Trickery
7.4%inclusion7 decks94 decks
3%synergy
Sudden Spoiling
7.4%inclusion7 decks94 decks
7%synergy
Red Elemental Blast
7.4%inclusion7 decks94 decks
3%synergy
Offer Immortality
7.4%inclusion7 decks94 decks
6%synergy
Deflecting Palm
6.4%inclusion6 decks94 decks
0%synergy
Valakut Awakening
6.4%inclusion6 decks94 decks
3%synergy
Inevitable Defeat
6.3%inclusion5 decks80 decks
0%synergy
Return to Dust
5.3%inclusion5 decks94 decks
2%synergy
Tainted Strike
5.3%inclusion5 decks94 decks
5%synergy
Bolt Bend
5.3%inclusion5 decks94 decks
4%synergy
Utter End
5.3%inclusion5 decks94 decks
0%synergy
Rebuff the Wicked
5.3%inclusion5 decks94 decks
4%synergy
Alesha's Legacy
5.2%inclusion4 decks77 decks
4%synergy
Sorceries
Ruinous Ultimatum
51%inclusion48 decks94 decks
12%synergy
Sevinne's Reclamation
29%inclusion27 decks94 decks
21%synergy
Vandalblast
26%inclusion24 decks94 decks
15%synergy
Mythos of Snapdax
26%inclusion24 decks94 decks
19%synergy
Chandra's Ignition
23%inclusion22 decks94 decks
21%synergy
Toxic Deluge
22%inclusion21 decks94 decks
14%synergy
Farewell
19%inclusion18 decks94 decks
8%synergy
Painful Truths
19%inclusion18 decks94 decks
10%synergy
Night's Whisper
18%inclusion17 decks94 decks
5%synergy
Blasphemous Act
18%inclusion17 decks94 decks
-4%synergy
Call of the Death-Dweller
17%inclusion16 decks94 decks
17%synergy
Read the Bones
15%inclusion14 decks94 decks
5%synergy
Reanimate
12%inclusion11 decks94 decks
-4%synergy
Diabolic Tutor
11%inclusion10 decks94 decks
4%synergy
Vindicate
11%inclusion10 decks94 decks
4%synergy
Sign in Blood
11%inclusion10 decks94 decks
2%synergy
Single Combat
10%inclusion9 decks94 decks
8%synergy
Damn
10%inclusion9 decks94 decks
-9%synergy
Imperial Seal
8.5%inclusion8 decks94 decks
4%synergy
Gamble
8.5%inclusion8 decks94 decks
2%synergy
Drown in Ichor
8.5%inclusion8 decks94 decks
8%synergy
Austere Command
7.4%inclusion7 decks94 decks
0%synergy
Unearth
7.4%inclusion7 decks94 decks
5%synergy
Seize the Day
7.4%inclusion7 decks94 decks
6%synergy
Wheel of Fortune
7.4%inclusion7 decks94 decks
3%synergy
Faithless Looting
6.4%inclusion6 decks94 decks
-9%synergy
Reconstruct History
6.4%inclusion6 decks94 decks
6%synergy
Grim Tutor
6.4%inclusion6 decks94 decks
2%synergy
Utility Artifacts
Gorgon Flail
50%inclusion47 decks94 decks
49%synergy
Magewright's Stone
41%inclusion39 decks94 decks
40%synergy
Mithril Coat
33%inclusion31 decks94 decks
27%synergy
Thousand-Year Elixir
33%inclusion31 decks94 decks
32%synergy
Illusionist's Bracers
30%inclusion28 decks94 decks
28%synergy
Hammer of Nazahn
26%inclusion24 decks94 decks
23%synergy
Lightning Greaves
24%inclusion23 decks94 decks
-10%synergy
Sword of Feast and Famine
18%inclusion17 decks94 decks
14%synergy
Sword of Truth and Justice
17%inclusion16 decks94 decks
16%synergy
Hunter's Blowgun
16%inclusion15 decks94 decks
15%synergy
Sword of the Animist
15%inclusion14 decks94 decks
5%synergy
The Reaver Cleaver
14%inclusion13 decks94 decks
7%synergy
Robe of Stars
14%inclusion13 decks94 decks
13%synergy
Battlemage's Bracers
12%inclusion11 decks94 decks
11%synergy
Sunforger
12%inclusion11 decks94 decks
8%synergy
Brotherhood Regalia
12%inclusion11 decks94 decks
8%synergy
The Masamune
11%inclusion6 decks55 decks
10%synergy
Sword of Fire and Ice
11%inclusion10 decks94 decks
9%synergy
Darksteel Plate
11%inclusion10 decks94 decks
9%synergy
Conqueror's Flail
10%inclusion9 decks94 decks
8%synergy
Embercleave
8.5%inclusion8 decks94 decks
5%synergy
Whispersilk Cloak
8.5%inclusion8 decks94 decks
3%synergy
Buster Sword
8.3%inclusion5 decks60 decks
7%synergy
Dragonfire Blade
8.0%inclusion6 decks75 decks
7%synergy
Glaring Spotlight
6.4%inclusion6 decks94 decks
6%synergy
Helm of the Host
6.4%inclusion6 decks94 decks
0%synergy
Trailblazer's Boots
6.4%inclusion6 decks94 decks
4%synergy
Champion's Helm
6.4%inclusion6 decks94 decks
5%synergy
Dowsing Dagger
6.4%inclusion6 decks94 decks
6%synergy
Hidden Blade
5.3%inclusion5 decks94 decks
4%synergy
Umezawa's Jitte
5.3%inclusion5 decks94 decks
5%synergy
Reaper's Talisman
5.3%inclusion5 decks94 decks
5%synergy
Enchantments
Sigarda's Aid
45%inclusion42 decks94 decks
41%synergy
Gift of Doom
41%inclusion39 decks94 decks
40%synergy
Revel in Riches
34%inclusion32 decks94 decks
27%synergy
Reconnaissance
29%inclusion27 decks94 decks
18%synergy
Black Market Connections
24%inclusion23 decks94 decks
9%synergy
Phyrexian Arena
23%inclusion22 decks94 decks
4%synergy
All-Out Assault
23%inclusion18 decks77 decks
11%synergy
Dazzling Theater // Prop Room
21%inclusion20 decks94 decks
19%synergy
Trouble in Pairs
18%inclusion17 decks94 decks
13%synergy
Forge Anew
17%inclusion16 decks94 decks
14%synergy
Aspect of Gorgon
15%inclusion14 decks94 decks
14%synergy
Blind Obedience
13%inclusion12 decks94 decks
7%synergy
Black Market
11%inclusion10 decks94 decks
5%synergy
Retreat to Hagra
11%inclusion10 decks94 decks
10%synergy
Necropotence
10%inclusion9 decks94 decks
4%synergy
Agent of the Shadow Thieves
10%inclusion9 decks94 decks
9%synergy
Land Tax
10%inclusion9 decks94 decks
3%synergy
Gift of Immortality
7.4%inclusion7 decks94 decks
6%synergy
Death Pits of Rath
7.4%inclusion7 decks94 decks
7%synergy
Mantle of the Ancients
6.4%inclusion6 decks94 decks
6%synergy
Grave Betrayal
6.4%inclusion6 decks94 decks
6%synergy
Nowhere to Run
6.4%inclusion6 decks94 decks
6%synergy
Ghostly Prison
6.4%inclusion6 decks94 decks
-1%synergy
Smuggler's Share
5.3%inclusion5 decks94 decks
3%synergy
Phyresis
5.3%inclusion5 decks94 decks
5%synergy
Animate Dead
5.3%inclusion5 decks94 decks
-3%synergy
Authority of the Consuls
5.3%inclusion5 decks94 decks
2%synergy
Phyrexian Reclamation
5.3%inclusion5 decks94 decks
2%synergy
At Knifepoint
5.3%inclusion5 decks94 decks
4%synergy
Eye of Nidhogg
5.0%inclusion3 decks60 decks
4%synergy
Planeswalkers
Vraska, Betrayal's Sting
8.5%inclusion8 decks94 decks
8%synergy
Utility Lands
Vault of the Archangel
55%inclusion52 decks94 decks
33%synergy
Arcane Lighthouse
46%inclusion43 decks94 decks
45%synergy
Rogue's Passage
45%inclusion42 decks94 decks
21%synergy
Bojuka Bog
40%inclusion38 decks94 decks
9%synergy
Urza's Saga
34%inclusion32 decks94 decks
29%synergy
Shizo, Death's Storehouse
31%inclusion29 decks94 decks
23%synergy
Buried Ruin
26%inclusion24 decks94 decks
22%synergy
Urborg, Tomb of Yawgmoth
26%inclusion24 decks94 decks
12%synergy
Detection Tower
24%inclusion23 decks94 decks
24%synergy
Eiganjo, Seat of the Empire
18%inclusion17 decks94 decks
11%synergy
Karn's Bastion
17%inclusion16 decks94 decks
16%synergy
Axgard Armory
16%inclusion15 decks94 decks
14%synergy
Command Beacon
10%inclusion9 decks94 decks
4%synergy
Inventors' Fair
10%inclusion9 decks94 decks
7%synergy
Reliquary Tower
8.5%inclusion8 decks94 decks
-7%synergy
Sunhome, Fortress of the Legion
7.4%inclusion7 decks94 decks
4%synergy
Castle Locthwain
7.4%inclusion7 decks94 decks
4%synergy
Shinka, the Bloodsoaked Keep
6.4%inclusion6 decks94 decks
4%synergy
Cabal Coffers
6.4%inclusion6 decks94 decks
3%synergy
Takenuma, Abandoned Mire
5.3%inclusion5 decks94 decks
-3%synergy
Mana Artifacts
Sol Ring
94%inclusion88 decks94 decks
5%synergy
Arcane Signet
89%inclusion84 decks94 decks
3%synergy
Patriar's Seal
52%inclusion49 decks94 decks
50%synergy
Talisman of Conviction
39%inclusion37 decks94 decks
-1%synergy
Talisman of Hierarchy
39%inclusion37 decks94 decks
-1%synergy
Orzhov Signet
39%inclusion37 decks94 decks
5%synergy
Boros Signet
37%inclusion35 decks94 decks
7%synergy
Talisman of Indulgence
37%inclusion35 decks94 decks
1%synergy
Rakdos Signet
30%inclusion28 decks94 decks
-2%synergy
Fellwar Stone
28%inclusion26 decks94 decks
0%synergy
Mox Opal
13%inclusion12 decks94 decks
9%synergy
Aetheric Amplifier
11%inclusion10 decks91 decks
11%synergy
Mana Vault
11%inclusion10 decks94 decks
6%synergy
Commander's Sphere
10%inclusion9 decks94 decks
-6%synergy
Chrome Mox
10%inclusion9 decks94 decks
5%synergy
Bounty Board
8.5%inclusion8 decks94 decks
6%synergy
Mox Amber
7.4%inclusion7 decks94 decks
3%synergy
Chromatic Lantern
7.4%inclusion7 decks94 decks
-5%synergy
Lotus Petal
6.4%inclusion6 decks94 decks
1%synergy
Bandit's Haul
6.4%inclusion6 decks94 decks
5%synergy
Mox Diamond
5.3%inclusion5 decks94 decks
2%synergy
Lands
Command Tower
99%inclusion93 decks94 decks
7%synergy
Plains
96%inclusion90 decks94 decks
1%synergy
Swamp
94%inclusion88 decks94 decks
-1%synergy
Mountain
93%inclusion87 decks94 decks
-1%synergy
Godless Shrine
77%inclusion72 decks94 decks
30%synergy
Sacred Foundry
77%inclusion72 decks94 decks
33%synergy
Blood Crypt
74%inclusion70 decks94 decks
31%synergy
Savai Triome
72%inclusion68 decks94 decks
34%synergy
Bloodstained Mire
64%inclusion60 decks94 decks
32%synergy
Spectator Seating
63%inclusion59 decks94 decks
30%synergy
Arid Mesa
62%inclusion58 decks94 decks
30%synergy
Marsh Flats
62%inclusion58 decks94 decks
30%synergy
Vault of Champions
60%inclusion56 decks94 decks
26%synergy
Luxury Suite
60%inclusion56 decks94 decks
27%synergy
Forbidden Orchard
52%inclusion49 decks94 decks
49%synergy
Isolated Chapel
48%inclusion45 decks94 decks
-3%synergy
Nomad Outpost
46%inclusion43 decks94 decks
-13%synergy
Clifftop Retreat
46%inclusion43 decks94 decks
-3%synergy
Exotic Orchard
41%inclusion39 decks94 decks
-10%synergy
Dragonskull Summit
41%inclusion39 decks94 decks
-9%synergy
Caves of Koilos
37%inclusion35 decks94 decks
-2%synergy
Battlefield Forge
36%inclusion34 decks94 decks
-3%synergy
Scrubland
31%inclusion29 decks94 decks
19%synergy
Plateau
30%inclusion28 decks94 decks
18%synergy
Badlands
29%inclusion27 decks94 decks
17%synergy
Sulfurous Springs
26%inclusion24 decks94 decks
-1%synergy
Shattered Sanctum
24%inclusion23 decks94 decks
1%synergy
Sundown Pass
22%inclusion21 decks94 decks
2%synergy
Haunted Ridge
21%inclusion20 decks94 decks
1%synergy
Malakir Rebirth
19%inclusion18 decks94 decks
14%synergy
Smoldering Marsh
18%inclusion17 decks94 decks
-18%synergy
Fetid Heath
18%inclusion17 decks94 decks
-1%synergy
Shadowy Backstreet
17%inclusion16 decks94 decks
7%synergy
Brightclimb Pathway
16%inclusion15 decks94 decks
6%synergy
Plaza of Heroes
16%inclusion15 decks94 decks
12%synergy
Needleverge Pathway
16%inclusion15 decks94 decks
7%synergy
Evolving Wilds
16%inclusion15 decks94 decks
-11%synergy
Mana Confluence
16%inclusion15 decks94 decks
7%synergy
Blightstep Pathway
16%inclusion15 decks94 decks
7%synergy
Rugged Prairie
16%inclusion15 decks94 decks
0%synergy
Reflecting Pool
15%inclusion14 decks94 decks
7%synergy
City of Brass
15%inclusion14 decks94 decks
5%synergy
Fabled Passage
14%inclusion13 decks94 decks
6%synergy
Orzhov Basilica
14%inclusion13 decks94 decks
-1%synergy
Sejiri Shelter
14%inclusion13 decks94 decks
12%synergy
Temple of Silence
13%inclusion12 decks94 decks
-11%synergy
Windswept Heath
12%inclusion11 decks94 decks
5%synergy
Elegant Parlor
12%inclusion11 decks94 decks
2%synergy
Wooded Foothills
12%inclusion11 decks94 decks
5%synergy
Raucous Theater
11%inclusion10 decks94 decks
1%synergy