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
17%inclusion3 decks18 decks
16%synergy
Zuko, Firebending Master
17%inclusion3 decks18 decks
14%synergy
Avatar's Wrath
5.6%inclusion1 decks18 decks
0%synergy
Redirect Lightning
4.7%inclusion2 decks43 decks
0%synergy
Aang, Airbending Master
4.7%inclusion2 decks43 decks
3%synergy
High Synergy Cards
Basilisk Collar
97%inclusion93 decks96 decks
92%synergy
Thornbite Staff
82%inclusion79 decks96 decks
81%synergy
Vorpal Sword
77%inclusion74 decks96 decks
75%synergy
Shadowspear
75%inclusion72 decks96 decks
70%synergy
Gorgon's Head
71%inclusion68 decks96 decks
69%synergy
Mari, the Killing Quill
72%inclusion69 decks96 decks
65%synergy
Rune of Mortality
65%inclusion62 decks96 decks
63%synergy
Drumbellower
65%inclusion62 decks96 decks
62%synergy
Steelshaper's Gift
66%inclusion63 decks96 decks
62%synergy
Sting, the Glinting Dagger
61%inclusion59 decks96 decks
60%synergy
Top Cards
Otharri, Suns' Glory
64%inclusion61 decks96 decks
58%synergy
Swiftfoot Boots
63%inclusion60 decks96 decks
31%synergy
Open the Armory
57%inclusion55 decks96 decks
53%synergy
Falthis, Shadowcat Familiar
57%inclusion55 decks96 decks
56%synergy
Morbid Opportunist
56%inclusion54 decks96 decks
39%synergy
Goblin Sharpshooter
56%inclusion54 decks96 decks
56%synergy
Quietus Spike
55%inclusion53 decks96 decks
54%synergy
Ruinous Ultimatum
52%inclusion50 decks96 decks
13%synergy
Boros Charm
52%inclusion50 decks96 decks
22%synergy
Shay Cormac
52%inclusion50 decks96 decks
49%synergy
Game Changers
Smothering Tithe
63%inclusion60 decks96 decks
36%synergy
Enlightened Tutor
57%inclusion55 decks96 decks
45%synergy
Demonic Tutor
55%inclusion53 decks96 decks
36%synergy
Teferi's Protection
51%inclusion49 decks96 decks
31%synergy
Vampiric Tutor
47%inclusion45 decks96 decks
32%synergy
Orcish Bowmasters
28%inclusion27 decks96 decks
23%synergy
Ancient Tomb
27%inclusion26 decks96 decks
19%synergy
Jeska's Will
25%inclusion24 decks96 decks
15%synergy
The One Ring
22%inclusion21 decks96 decks
14%synergy
Opposition Agent
16%inclusion15 decks96 decks
12%synergy
Creatures
Minthara, Merciless Soul
52%inclusion50 decks96 decks
50%synergy
Stoneforge Mystic
48%inclusion46 decks96 decks
45%synergy
Esper Sentinel
48%inclusion46 decks96 decks
29%synergy
General's Enforcer
48%inclusion46 decks96 decks
39%synergy
Maha, Its Feathers Night
47%inclusion45 decks96 decks
46%synergy
Puresteel Paladin
46%inclusion44 decks96 decks
42%synergy
Mother of Runes
45%inclusion43 decks96 decks
37%synergy
White Plume Adventurer
33%inclusion32 decks96 decks
32%synergy
Void Beckoner
30%inclusion29 decks96 decks
29%synergy
Lae'zel, Vlaakith's Champion
30%inclusion29 decks96 decks
28%synergy
Daxos the Returned
29%inclusion28 decks96 decks
28%synergy
Termination Facilitator
28%inclusion27 decks96 decks
26%synergy
Harvester of Souls
28%inclusion27 decks96 decks
25%synergy
Magda, the Hoardmaster
28%inclusion27 decks96 decks
26%synergy
Akiri, Fearless Voyager
25%inclusion24 decks96 decks
23%synergy
Humble Defector
24%inclusion23 decks96 decks
21%synergy
Sram, Senior Edificer
24%inclusion23 decks96 decks
21%synergy
Taii Wakeen, Perfect Shot
24%inclusion23 decks96 decks
23%synergy
Kalemne, Disciple of Iroas
22%inclusion21 decks96 decks
21%synergy
Queen Marchesa
21%inclusion20 decks96 decks
14%synergy
Blood Cultist
20%inclusion19 decks96 decks
19%synergy
Ertha Jo, Frontier Mentor
19%inclusion18 decks96 decks
18%synergy
Archetype of Finality
19%inclusion18 decks96 decks
18%synergy
Slaughter Specialist
18%inclusion17 decks96 decks
17%synergy
Sun Titan
17%inclusion16 decks96 decks
6%synergy
Mathas, Fiend Seeker
16%inclusion15 decks96 decks
14%synergy
Giver of Runes
16%inclusion15 decks96 decks
13%synergy
Kediss, Emberclaw Familiar
14%inclusion13 decks96 decks
12%synergy
Kellan, the Fae-Blooded
13%inclusion12 decks96 decks
11%synergy
Zagras, Thief of Heartbeats
13%inclusion12 decks96 decks
11%synergy
Athreos, Shroud-Veiled
13%inclusion12 decks96 decks
11%synergy
Grand Abolisher
13%inclusion12 decks96 decks
3%synergy
Cunning Sparkmage
11%inclusion11 decks96 decks
11%synergy
Armored Skyhunter
11%inclusion11 decks96 decks
9%synergy
Massacre Girl, Known Killer
11%inclusion11 decks96 decks
9%synergy
Drannith Magistrate
11%inclusion11 decks96 decks
9%synergy
Stonehewer Giant
11%inclusion11 decks96 decks
10%synergy
Deathbringer Thoctar
10%inclusion10 decks96 decks
10%synergy
Bureau Headmaster
10%inclusion10 decks96 decks
10%synergy
Royal Assassin
10%inclusion10 decks96 decks
7%synergy
Marvin, Murderous Mimic
10%inclusion10 decks96 decks
9%synergy
Assault Intercessor
9.4%inclusion9 decks96 decks
9%synergy
Dauthi Voidwalker
9.4%inclusion9 decks96 decks
6%synergy
Lion Sash
9.4%inclusion9 decks96 decks
8%synergy
Lotho, Corrupt Shirriff
9.4%inclusion9 decks96 decks
-4%synergy
Blood Artist
9.4%inclusion9 decks96 decks
-9%synergy
Ardenn, Intrepid Archaeologist
8.3%inclusion8 decks96 decks
7%synergy
Ragavan, Nimble Pilferer
8.3%inclusion8 decks96 decks
1%synergy
Gisa, Glorious Resurrector
8.3%inclusion8 decks96 decks
7%synergy
Cloud, Midgar Mercenary
7.9%inclusion5 decks63 decks
7%synergy
Instants
Deflecting Swat
50%inclusion48 decks96 decks
35%synergy
Swords to Plowshares
47%inclusion45 decks96 decks
-15%synergy
Anguished Unmaking
41%inclusion39 decks96 decks
7%synergy
Path to Exile
39%inclusion37 decks96 decks
-8%synergy
Flawless Maneuver
33%inclusion32 decks96 decks
19%synergy
You Are Already Dead
25%inclusion24 decks96 decks
23%synergy
Generous Gift
23%inclusion22 decks96 decks
3%synergy
Dawn's Truce
21%inclusion20 decks96 decks
14%synergy
Stroke of Midnight
21%inclusion20 decks96 decks
9%synergy
Malakir Rebirth
21%inclusion20 decks96 decks
16%synergy
Mirrodin Avenged
21%inclusion20 decks96 decks
20%synergy
Deadly Rollick
20%inclusion19 decks96 decks
9%synergy
Sejiri Shelter
16%inclusion15 decks96 decks
13%synergy
Fracture
15%inclusion14 decks96 decks
8%synergy
Dark Ritual
13%inclusion12 decks96 decks
-3%synergy
Despark
13%inclusion12 decks96 decks
-2%synergy
Wear // Tear
13%inclusion12 decks96 decks
1%synergy
Mortify
13%inclusion12 decks96 decks
-3%synergy
Untimely Malfunction
11%inclusion11 decks96 decks
7%synergy
Crackling Doom
11%inclusion11 decks96 decks
-6%synergy
Akroma's Will
11%inclusion11 decks96 decks
-2%synergy
Chaos Warp
10%inclusion10 decks96 decks
-6%synergy
Restoration Magic
10%inclusion6 decks60 decks
8%synergy
Fell the Profane
9.4%inclusion9 decks96 decks
3%synergy
Dire Tactics
9.4%inclusion9 decks96 decks
6%synergy
Rakdos Charm
9.4%inclusion9 decks96 decks
0%synergy
Legion Leadership
9.4%inclusion9 decks96 decks
5%synergy
Offer Immortality
8.3%inclusion8 decks96 decks
7%synergy
Imp's Mischief
8.3%inclusion8 decks96 decks
7%synergy
Terminate
7.3%inclusion7 decks96 decks
-5%synergy
Red Elemental Blast
7.3%inclusion7 decks96 decks
3%synergy
Utter End
7.3%inclusion7 decks96 decks
2%synergy
Sudden Spoiling
7.3%inclusion7 decks96 decks
7%synergy
Tibalt's Trickery
7.3%inclusion7 decks96 decks
3%synergy
Deflecting Palm
6.3%inclusion6 decks96 decks
0%synergy
Valakut Awakening
6.3%inclusion6 decks96 decks
3%synergy
Inevitable Defeat
6.1%inclusion5 decks82 decks
0%synergy
Tainted Strike
5.2%inclusion5 decks96 decks
5%synergy
Return to Dust
5.2%inclusion5 decks96 decks
2%synergy
Rebuff the Wicked
5.2%inclusion5 decks96 decks
4%synergy
Bolt Bend
5.2%inclusion5 decks96 decks
4%synergy
Alesha's Legacy
5.1%inclusion4 decks79 decks
4%synergy
Sorceries
Sevinne's Reclamation
28%inclusion27 decks96 decks
20%synergy
Vandalblast
26%inclusion25 decks96 decks
15%synergy
Mythos of Snapdax
25%inclusion24 decks96 decks
19%synergy
Chandra's Ignition
23%inclusion22 decks96 decks
21%synergy
Toxic Deluge
22%inclusion21 decks96 decks
14%synergy
Night's Whisper
20%inclusion19 decks96 decks
7%synergy
Farewell
19%inclusion18 decks96 decks
7%synergy
Blasphemous Act
19%inclusion18 decks96 decks
-4%synergy
Painful Truths
19%inclusion18 decks96 decks
10%synergy
Call of the Death-Dweller
17%inclusion16 decks96 decks
16%synergy
Read the Bones
15%inclusion14 decks96 decks
5%synergy
Reanimate
11%inclusion11 decks96 decks
-5%synergy
Sign in Blood
11%inclusion11 decks96 decks
3%synergy
Diabolic Tutor
10%inclusion10 decks96 decks
4%synergy
Vindicate
10%inclusion10 decks96 decks
4%synergy
Single Combat
9.4%inclusion9 decks96 decks
8%synergy
Damn
9.4%inclusion9 decks96 decks
-9%synergy
Imperial Seal
8.3%inclusion8 decks96 decks
4%synergy
Gamble
8.3%inclusion8 decks96 decks
2%synergy
Drown in Ichor
8.3%inclusion8 decks96 decks
8%synergy
Seize the Day
7.3%inclusion7 decks96 decks
6%synergy
Austere Command
7.3%inclusion7 decks96 decks
0%synergy
Wheel of Fortune
7.3%inclusion7 decks96 decks
3%synergy
Faithless Looting
7.3%inclusion7 decks96 decks
-8%synergy
Unearth
7.3%inclusion7 decks96 decks
5%synergy
Reconstruct History
6.3%inclusion6 decks96 decks
5%synergy
Grim Tutor
6.3%inclusion6 decks96 decks
2%synergy
Utility Artifacts
Gorgon Flail
50%inclusion48 decks96 decks
49%synergy
Magewright's Stone
41%inclusion39 decks96 decks
39%synergy
Mithril Coat
33%inclusion32 decks96 decks
27%synergy
Thousand-Year Elixir
32%inclusion31 decks96 decks
31%synergy
Illusionist's Bracers
29%inclusion28 decks96 decks
27%synergy
Hammer of Nazahn
25%inclusion24 decks96 decks
23%synergy
Lightning Greaves
24%inclusion23 decks96 decks
-10%synergy
Sword of Feast and Famine
18%inclusion17 decks96 decks
14%synergy
Sword of Truth and Justice
17%inclusion16 decks96 decks
16%synergy
Hunter's Blowgun
16%inclusion15 decks96 decks
15%synergy
Robe of Stars
15%inclusion14 decks96 decks
14%synergy
The Reaver Cleaver
14%inclusion13 decks96 decks
7%synergy
Sword of the Animist
14%inclusion13 decks96 decks
4%synergy
Brotherhood Regalia
11%inclusion11 decks96 decks
8%synergy
Sunforger
11%inclusion11 decks96 decks
8%synergy
Battlemage's Bracers
11%inclusion11 decks96 decks
11%synergy
Darksteel Plate
10%inclusion10 decks96 decks
8%synergy
Sword of Fire and Ice
10%inclusion10 decks96 decks
9%synergy
The Masamune
10%inclusion6 decks58 decks
10%synergy
Conqueror's Flail
9.4%inclusion9 decks96 decks
8%synergy
Embercleave
8.3%inclusion8 decks96 decks
5%synergy
Whispersilk Cloak
8.3%inclusion8 decks96 decks
2%synergy
Buster Sword
7.9%inclusion5 decks63 decks
6%synergy
Dragonfire Blade
7.8%inclusion6 decks77 decks
6%synergy
Trailblazer's Boots
7.3%inclusion7 decks96 decks
5%synergy
Dowsing Dagger
7.3%inclusion7 decks96 decks
7%synergy
Glaring Spotlight
6.3%inclusion6 decks96 decks
6%synergy
Helm of the Host
6.3%inclusion6 decks96 decks
0%synergy
Champion's Helm
6.3%inclusion6 decks96 decks
5%synergy
Umezawa's Jitte
5.2%inclusion5 decks96 decks
5%synergy
Hidden Blade
5.2%inclusion5 decks96 decks
4%synergy
Haystack
5.2%inclusion5 decks96 decks
4%synergy
Colossus Hammer
5.2%inclusion5 decks96 decks
2%synergy
Reaper's Talisman
5.2%inclusion5 decks96 decks
5%synergy
Enchantments
Fighter Class
50%inclusion48 decks96 decks
47%synergy
Sigarda's Aid
44%inclusion42 decks96 decks
41%synergy
Gift of Doom
42%inclusion40 decks96 decks
41%synergy
Revel in Riches
33%inclusion32 decks96 decks
26%synergy
Reconnaissance
29%inclusion28 decks96 decks
19%synergy
Black Market Connections
25%inclusion24 decks96 decks
9%synergy
Phyrexian Arena
23%inclusion22 decks96 decks
4%synergy
All-Out Assault
22%inclusion17 decks79 decks
9%synergy
Dazzling Theater // Prop Room
20%inclusion19 decks96 decks
18%synergy
Trouble in Pairs
18%inclusion17 decks96 decks
12%synergy
Forge Anew
16%inclusion15 decks96 decks
13%synergy
Aspect of Gorgon
15%inclusion14 decks96 decks
14%synergy
Blind Obedience
13%inclusion12 decks96 decks
7%synergy
Black Market
10%inclusion10 decks96 decks
5%synergy
Retreat to Hagra
10%inclusion10 decks96 decks
10%synergy
Land Tax
10%inclusion10 decks96 decks
4%synergy
Necropotence
9.4%inclusion9 decks96 decks
4%synergy
Agent of the Shadow Thieves
9.4%inclusion9 decks96 decks
9%synergy
Death Pits of Rath
8.3%inclusion8 decks96 decks
8%synergy
Grave Betrayal
7.3%inclusion7 decks96 decks
7%synergy
Gift of Immortality
7.3%inclusion7 decks96 decks
6%synergy
Ghostly Prison
7.3%inclusion7 decks96 decks
0%synergy
Nowhere to Run
6.3%inclusion6 decks96 decks
6%synergy
Mantle of the Ancients
6.3%inclusion6 decks96 decks
6%synergy
Phyresis
5.2%inclusion5 decks96 decks
5%synergy
Authority of the Consuls
5.2%inclusion5 decks96 decks
1%synergy
Smuggler's Share
5.2%inclusion5 decks96 decks
3%synergy
Phyrexian Reclamation
5.2%inclusion5 decks96 decks
2%synergy
At Knifepoint
5.2%inclusion5 decks96 decks
4%synergy
Animate Dead
5.2%inclusion5 decks96 decks
-3%synergy
Planeswalkers
Vraska, Betrayal's Sting
9.4%inclusion9 decks96 decks
9%synergy
Utility Lands
Vault of the Archangel
55%inclusion53 decks96 decks
33%synergy
Arcane Lighthouse
47%inclusion45 decks96 decks
46%synergy
Rogue's Passage
46%inclusion44 decks96 decks
22%synergy
Bojuka Bog
42%inclusion40 decks96 decks
10%synergy
Urza's Saga
33%inclusion32 decks96 decks
29%synergy
Shizo, Death's Storehouse
31%inclusion30 decks96 decks
24%synergy
Detection Tower
25%inclusion24 decks96 decks
24%synergy
Buried Ruin
25%inclusion24 decks96 decks
21%synergy
Urborg, Tomb of Yawgmoth
25%inclusion24 decks96 decks
11%synergy
Eiganjo, Seat of the Empire
18%inclusion17 decks96 decks
11%synergy
Karn's Bastion
18%inclusion17 decks96 decks
17%synergy
Axgard Armory
17%inclusion16 decks96 decks
15%synergy
Sunhome, Fortress of the Legion
9.4%inclusion9 decks96 decks
6%synergy
Command Beacon
9.4%inclusion9 decks96 decks
4%synergy
Inventors' Fair
9.4%inclusion9 decks96 decks
6%synergy
Reliquary Tower
9.4%inclusion9 decks96 decks
-6%synergy
Castle Locthwain
7.3%inclusion7 decks96 decks
4%synergy
Shinka, the Bloodsoaked Keep
6.3%inclusion6 decks96 decks
3%synergy
Cabal Coffers
6.3%inclusion6 decks96 decks
3%synergy
Takenuma, Abandoned Mire
5.2%inclusion5 decks96 decks
-3%synergy
Mana Artifacts
Sol Ring
94%inclusion90 decks96 decks
5%synergy
Arcane Signet
88%inclusion84 decks96 decks
1%synergy
Patriar's Seal
51%inclusion49 decks96 decks
49%synergy
Talisman of Hierarchy
40%inclusion38 decks96 decks
-1%synergy
Orzhov Signet
40%inclusion38 decks96 decks
6%synergy
Talisman of Conviction
39%inclusion37 decks96 decks
-2%synergy
Talisman of Indulgence
36%inclusion35 decks96 decks
0%synergy
Boros Signet
36%inclusion35 decks96 decks
7%synergy
Rakdos Signet
29%inclusion28 decks96 decks
-3%synergy
Fellwar Stone
28%inclusion27 decks96 decks
0%synergy
Mox Opal
13%inclusion12 decks96 decks
8%synergy
Aetheric Amplifier
12%inclusion11 decks93 decks
12%synergy
Mana Vault
10%inclusion10 decks96 decks
6%synergy
Chrome Mox
9.4%inclusion9 decks96 decks
4%synergy
Commander's Sphere
9.4%inclusion9 decks96 decks
-6%synergy
Bounty Board
8.3%inclusion8 decks96 decks
6%synergy
Mox Amber
7.3%inclusion7 decks96 decks
3%synergy
Chromatic Lantern
7.3%inclusion7 decks96 decks
-5%synergy
Bandit's Haul
7.3%inclusion7 decks96 decks
6%synergy
Lotus Petal
6.3%inclusion6 decks96 decks
1%synergy
Mox Diamond
5.2%inclusion5 decks96 decks
2%synergy
Lands
Command Tower
99%inclusion95 decks96 decks
7%synergy
Plains
96%inclusion92 decks96 decks
1%synergy
Swamp
94%inclusion90 decks96 decks
-1%synergy
Mountain
93%inclusion89 decks96 decks
-1%synergy
Godless Shrine
77%inclusion74 decks96 decks
30%synergy
Sacred Foundry
76%inclusion73 decks96 decks
32%synergy
Blood Crypt
74%inclusion71 decks96 decks
31%synergy
Savai Triome
73%inclusion70 decks96 decks
34%synergy
Bloodstained Mire
63%inclusion60 decks96 decks
30%synergy
Spectator Seating
63%inclusion60 decks96 decks
30%synergy
Arid Mesa
61%inclusion59 decks96 decks
30%synergy
Marsh Flats
61%inclusion59 decks96 decks
30%synergy
Luxury Suite
59%inclusion57 decks96 decks
27%synergy
Vault of Champions
59%inclusion57 decks96 decks
26%synergy
Forbidden Orchard
52%inclusion50 decks96 decks
49%synergy
Isolated Chapel
48%inclusion46 decks96 decks
-4%synergy
Nomad Outpost
46%inclusion44 decks96 decks
-13%synergy
Clifftop Retreat
45%inclusion43 decks96 decks
-4%synergy
Exotic Orchard
42%inclusion40 decks96 decks
-10%synergy
Dragonskull Summit
41%inclusion39 decks96 decks
-10%synergy
Caves of Koilos
38%inclusion36 decks96 decks
-2%synergy
Battlefield Forge
35%inclusion34 decks96 decks
-4%synergy
Scrubland
31%inclusion30 decks96 decks
19%synergy
Plateau
30%inclusion29 decks96 decks
18%synergy
Badlands
29%inclusion28 decks96 decks
17%synergy
Sulfurous Springs
25%inclusion24 decks96 decks
-2%synergy
Shattered Sanctum
24%inclusion23 decks96 decks
1%synergy
Sundown Pass
22%inclusion21 decks96 decks
1%synergy
Malakir Rebirth
21%inclusion20 decks96 decks
16%synergy
Haunted Ridge
21%inclusion20 decks96 decks
1%synergy
Smoldering Marsh
18%inclusion17 decks96 decks
-18%synergy
Fetid Heath
18%inclusion17 decks96 decks
-2%synergy
Brightclimb Pathway
18%inclusion17 decks96 decks
8%synergy
Blightstep Pathway
17%inclusion16 decks96 decks
8%synergy
Needleverge Pathway
17%inclusion16 decks96 decks
8%synergy
Shadowy Backstreet
17%inclusion16 decks96 decks
7%synergy
Plaza of Heroes
17%inclusion16 decks96 decks
12%synergy
Evolving Wilds
16%inclusion15 decks96 decks
-11%synergy
Mana Confluence
16%inclusion15 decks96 decks
6%synergy
Sejiri Shelter
16%inclusion15 decks96 decks
13%synergy
Rugged Prairie
16%inclusion15 decks96 decks
0%synergy
Reflecting Pool
15%inclusion14 decks96 decks
7%synergy
Orzhov Basilica
15%inclusion14 decks96 decks
0%synergy
City of Brass
15%inclusion14 decks96 decks
5%synergy
Fabled Passage
14%inclusion13 decks96 decks
5%synergy
Temple of Silence
13%inclusion12 decks96 decks
-11%synergy
Windswept Heath
11%inclusion11 decks96 decks
5%synergy
Boros Garrison
11%inclusion11 decks96 decks
-2%synergy
Wooded Foothills
11%inclusion11 decks96 decks
5%synergy
Elegant Parlor
11%inclusion11 decks96 decks
2%synergy