Kelsien, the Plague (Commander) - Optimized

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #421
103decks
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Background image for Rebuilding Kelsien, the Plague with Avatar: The Last Airbender Eternal
Ezra Sassaman
Nov 20, 2025
Ezra Sassaman
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.
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Oft-Nabbed Goat
6.7%inclusion1 decks15 decks
6%synergy
High Synergy Cards
Basilisk Collar
96%inclusion99 decks103 decks
92%synergy
Thornbite Staff
83%inclusion85 decks103 decks
81%synergy
Vorpal Sword
77%inclusion79 decks103 decks
74%synergy
Gorgon's Head
71%inclusion73 decks103 decks
70%synergy
Shadowspear
74%inclusion76 decks103 decks
69%synergy
Mari, the Killing Quill
72%inclusion74 decks103 decks
65%synergy
Rune of Mortality
66%inclusion68 decks103 decks
65%synergy
Drumbellower
66%inclusion68 decks103 decks
64%synergy
Otharri, Suns' Glory
65%inclusion67 decks103 decks
59%synergy
Sting, the Glinting Dagger
60%inclusion62 decks103 decks
58%synergy
Top Cards
Swiftfoot Boots
62%inclusion64 decks103 decks
31%synergy
Steelshaper's Gift
61%inclusion63 decks103 decks
58%synergy
Falthis, Shadowcat Familiar
57%inclusion59 decks103 decks
56%synergy
Goblin Sharpshooter
57%inclusion59 decks103 decks
57%synergy
Open the Armory
57%inclusion59 decks103 decks
53%synergy
Morbid Opportunist
56%inclusion58 decks103 decks
38%synergy
Quietus Spike
54%inclusion56 decks103 decks
53%synergy
Shay Cormac
54%inclusion56 decks103 decks
51%synergy
Minthara, Merciless Soul
51%inclusion53 decks103 decks
50%synergy
Boros Charm
50%inclusion52 decks103 decks
21%synergy
Game Changers
Smothering Tithe
64%inclusion66 decks103 decks
39%synergy
Enlightened Tutor
59%inclusion61 decks103 decks
47%synergy
Demonic Tutor
55%inclusion57 decks103 decks
36%synergy
Teferi's Protection
52%inclusion54 decks103 decks
33%synergy
Vampiric Tutor
44%inclusion45 decks103 decks
29%synergy
Jeska's Will
28%inclusion29 decks103 decks
18%synergy
Orcish Bowmasters
28%inclusion29 decks103 decks
23%synergy
Ancient Tomb
26%inclusion27 decks103 decks
18%synergy
The One Ring
20%inclusion21 decks103 decks
13%synergy
Farewell
18%inclusion19 decks103 decks
8%synergy
Creatures
Maha, Its Feathers Night
49%inclusion50 decks103 decks
47%synergy
General's Enforcer
49%inclusion50 decks103 decks
40%synergy
Stoneforge Mystic
47%inclusion48 decks103 decks
44%synergy
Esper Sentinel
47%inclusion48 decks103 decks
28%synergy
Puresteel Paladin
45%inclusion46 decks103 decks
41%synergy
Mother of Runes
44%inclusion45 decks103 decks
36%synergy
Magda, the Hoardmaster
31%inclusion32 decks103 decks
29%synergy
White Plume Adventurer
31%inclusion32 decks103 decks
30%synergy
Termination Facilitator
31%inclusion32 decks103 decks
29%synergy
Void Beckoner
30%inclusion31 decks103 decks
29%synergy
Daxos the Returned
30%inclusion31 decks103 decks
29%synergy
Lae'zel, Vlaakith's Champion
28%inclusion29 decks103 decks
26%synergy
Taii Wakeen, Perfect Shot
27%inclusion28 decks103 decks
26%synergy
Harvester of Souls
27%inclusion28 decks103 decks
24%synergy
Akiri, Fearless Voyager
25%inclusion26 decks103 decks
23%synergy
Humble Defector
24%inclusion25 decks103 decks
22%synergy
Kalemne, Disciple of Iroas
22%inclusion23 decks103 decks
22%synergy
Queen Marchesa
21%inclusion22 decks103 decks
15%synergy
Sram, Senior Edificer
20%inclusion21 decks103 decks
18%synergy
Ertha Jo, Frontier Mentor
20%inclusion21 decks103 decks
20%synergy
Slaughter Specialist
19%inclusion20 decks103 decks
18%synergy
Archetype of Finality
19%inclusion20 decks103 decks
19%synergy
Mathas, Fiend Seeker
18%inclusion19 decks103 decks
16%synergy
Blood Cultist
18%inclusion19 decks103 decks
18%synergy
Opposition Agent
16%inclusion16 decks103 decks
12%synergy
Sun Titan
16%inclusion16 decks103 decks
5%synergy
Grand Abolisher
15%inclusion15 decks103 decks
5%synergy
Giver of Runes
15%inclusion15 decks103 decks
12%synergy
Zagras, Thief of Heartbeats
14%inclusion14 decks103 decks
13%synergy
Cloud, Midgar Mercenary
13%inclusion9 decks70 decks
12%synergy
Marvin, Murderous Mimic
13%inclusion13 decks103 decks
11%synergy
Athreos, Shroud-Veiled
13%inclusion13 decks103 decks
11%synergy
Kediss, Emberclaw Familiar
13%inclusion13 decks103 decks
12%synergy
Deathbringer Thoctar
12%inclusion12 decks103 decks
11%synergy
Drannith Magistrate
12%inclusion12 decks103 decks
9%synergy
Massacre Girl, Known Killer
12%inclusion12 decks103 decks
9%synergy
Zuko, Firebending Master
11%inclusion3 decks28 decks
9%synergy
Azula, Ruthless Firebender
11%inclusion3 decks28 decks
10%synergy
Stonehewer Giant
11%inclusion11 decks103 decks
10%synergy
Armored Skyhunter
11%inclusion11 decks103 decks
9%synergy
Kellan, the Fae-Blooded
11%inclusion11 decks103 decks
10%synergy
Cunning Sparkmage
11%inclusion11 decks103 decks
10%synergy
Assault Intercessor
10%inclusion10 decks103 decks
9%synergy
Lotho, Corrupt Shirriff
8.7%inclusion9 decks103 decks
-5%synergy
Royal Assassin
8.7%inclusion9 decks103 decks
6%synergy
Blood Artist
8.7%inclusion9 decks103 decks
-9%synergy
Lion Sash
8.7%inclusion9 decks103 decks
8%synergy
Bureau Headmaster
8.7%inclusion9 decks103 decks
8%synergy
Qarsi Revenant
8.1%inclusion7 decks86 decks
5%synergy
Ragavan, Nimble Pilferer
7.8%inclusion8 decks103 decks
0%synergy
Instants
Deflecting Swat
50%inclusion51 decks103 decks
34%synergy
Swords to Plowshares
47%inclusion48 decks103 decks
-16%synergy
Anguished Unmaking
41%inclusion42 decks103 decks
7%synergy
Path to Exile
39%inclusion40 decks103 decks
-8%synergy
Flawless Maneuver
32%inclusion33 decks103 decks
18%synergy
You Are Already Dead
28%inclusion29 decks103 decks
26%synergy
Dawn's Truce
23%inclusion24 decks103 decks
16%synergy
Generous Gift
23%inclusion24 decks103 decks
5%synergy
Stroke of Midnight
21%inclusion22 decks103 decks
10%synergy
Mirrodin Avenged
21%inclusion22 decks103 decks
21%synergy
Malakir Rebirth
20%inclusion21 decks103 decks
15%synergy
Deadly Rollick
19%inclusion20 decks103 decks
9%synergy
Sejiri Shelter
17%inclusion18 decks103 decks
15%synergy
Fracture
17%inclusion17 decks103 decks
10%synergy
Crackling Doom
16%inclusion16 decks103 decks
-2%synergy
Despark
15%inclusion15 decks103 decks
0%synergy
Mortify
13%inclusion13 decks103 decks
-3%synergy
Dark Ritual
13%inclusion13 decks103 decks
-4%synergy
Wear // Tear
12%inclusion12 decks103 decks
0%synergy
Akroma's Will
12%inclusion12 decks103 decks
-2%synergy
Untimely Malfunction
12%inclusion12 decks103 decks
7%synergy
Fell the Profane
10%inclusion10 decks103 decks
3%synergy
Rakdos Charm
10%inclusion10 decks103 decks
1%synergy
Legion Leadership
10%inclusion10 decks103 decks
5%synergy
Chaos Warp
10%inclusion10 decks103 decks
-7%synergy
Imp's Mischief
10%inclusion10 decks103 decks
8%synergy
Restoration Magic
8.8%inclusion6 decks68 decks
7%synergy
Terminate
8.7%inclusion9 decks103 decks
-4%synergy
Offer Immortality
8.7%inclusion9 decks103 decks
8%synergy
Valakut Awakening
7.8%inclusion8 decks103 decks
5%synergy
Dire Tactics
7.8%inclusion8 decks103 decks
5%synergy
Tibalt's Trickery
6.8%inclusion7 decks103 decks
3%synergy
Red Elemental Blast
6.8%inclusion7 decks103 decks
2%synergy
Deflecting Palm
6.8%inclusion7 decks103 decks
0%synergy
Sudden Spoiling
6.8%inclusion7 decks103 decks
6%synergy
Utter End
6.8%inclusion7 decks103 decks
2%synergy
Redirect Lightning
5.9%inclusion3 decks51 decks
0%synergy
Inevitable Defeat
5.6%inclusion5 decks89 decks
0%synergy
Sorceries
Ruinous Ultimatum
50%inclusion52 decks103 decks
11%synergy
Sevinne's Reclamation
26%inclusion27 decks103 decks
18%synergy
Mythos of Snapdax
24%inclusion25 decks103 decks
19%synergy
Chandra's Ignition
23%inclusion24 decks103 decks
21%synergy
Vandalblast
22%inclusion23 decks103 decks
12%synergy
Painful Truths
20%inclusion21 decks103 decks
12%synergy
Night's Whisper
20%inclusion21 decks103 decks
7%synergy
Toxic Deluge
20%inclusion21 decks103 decks
12%synergy
Blasphemous Act
18%inclusion19 decks103 decks
-4%synergy
Call of the Death-Dweller
17%inclusion18 decks103 decks
17%synergy
Read the Bones
15%inclusion15 decks103 decks
5%synergy
Sign in Blood
13%inclusion13 decks103 decks
5%synergy
Vindicate
12%inclusion12 decks103 decks
6%synergy
Reanimate
11%inclusion11 decks103 decks
-6%synergy
Damn
10%inclusion10 decks103 decks
-8%synergy
Diabolic Tutor
10%inclusion10 decks103 decks
4%synergy
Gamble
8.7%inclusion9 decks103 decks
2%synergy
Single Combat
8.7%inclusion9 decks103 decks
7%synergy
Drown in Ichor
7.8%inclusion8 decks103 decks
7%synergy
Faithless Looting
7.8%inclusion8 decks103 decks
-8%synergy
Unearth
7.8%inclusion8 decks103 decks
6%synergy
Avatar's Wrath
7.1%inclusion2 decks28 decks
3%synergy
Wheel of Fortune
6.8%inclusion7 decks103 decks
3%synergy
Austere Command
6.8%inclusion7 decks103 decks
-1%synergy
Imperial Seal
6.8%inclusion7 decks103 decks
3%synergy
Seize the Day
5.8%inclusion6 decks103 decks
5%synergy
Grim Tutor
5.8%inclusion6 decks103 decks
2%synergy
Utility Artifacts
Gorgon Flail
49%inclusion50 decks103 decks
48%synergy
Magewright's Stone
41%inclusion42 decks103 decks
40%synergy
Mithril Coat
34%inclusion35 decks103 decks
28%synergy
Thousand-Year Elixir
32%inclusion33 decks103 decks
31%synergy
Illusionist's Bracers
30%inclusion31 decks103 decks
28%synergy
Hammer of Nazahn
25%inclusion26 decks103 decks
23%synergy
Lightning Greaves
20%inclusion21 decks103 decks
-14%synergy
Robe of Stars
18%inclusion19 decks103 decks
17%synergy
Sword of Feast and Famine
17%inclusion18 decks103 decks
14%synergy
Hunter's Blowgun
16%inclusion16 decks103 decks
15%synergy
Sword of Truth and Justice
16%inclusion16 decks103 decks
15%synergy
The Reaver Cleaver
14%inclusion14 decks103 decks
7%synergy
Sword of the Animist
13%inclusion13 decks103 decks
3%synergy
Battlemage's Bracers
11%inclusion11 decks103 decks
10%synergy
Sunforger
11%inclusion11 decks103 decks
8%synergy
Darksteel Plate
11%inclusion11 decks103 decks
9%synergy
Brotherhood Regalia
11%inclusion11 decks103 decks
7%synergy
The Masamune
11%inclusion7 decks66 decks
10%synergy
Sword of Fire and Ice
10%inclusion10 decks103 decks
8%synergy
Conqueror's Flail
10%inclusion10 decks103 decks
9%synergy
Glaring Spotlight
8.7%inclusion9 decks103 decks
8%synergy
Embercleave
7.8%inclusion8 decks103 decks
5%synergy
Whispersilk Cloak
7.8%inclusion8 decks103 decks
2%synergy
Buster Sword
7.1%inclusion5 decks70 decks
5%synergy
Dragonfire Blade
7.1%inclusion6 decks84 decks
6%synergy
Dowsing Dagger
6.8%inclusion7 decks103 decks
6%synergy
Trailblazer's Boots
6.8%inclusion7 decks103 decks
5%synergy
Champion's Helm
5.8%inclusion6 decks103 decks
5%synergy
Reaper's Talisman
5.8%inclusion6 decks103 decks
5%synergy
Helm of the Host
5.8%inclusion6 decks103 decks
0%synergy
Enchantments
Fighter Class
48%inclusion49 decks103 decks
45%synergy
Gift of Doom
45%inclusion46 decks103 decks
44%synergy
Sigarda's Aid
43%inclusion44 decks103 decks
40%synergy
Revel in Riches
34%inclusion35 decks103 decks
27%synergy
Reconnaissance
28%inclusion29 decks103 decks
17%synergy
Black Market Connections
25%inclusion26 decks103 decks
9%synergy
Phyrexian Arena
22%inclusion23 decks103 decks
4%synergy
All-Out Assault
22%inclusion19 decks86 decks
10%synergy
Dazzling Theater // Prop Room
19%inclusion20 decks103 decks
17%synergy
Trouble in Pairs
17%inclusion17 decks103 decks
11%synergy
Forge Anew
15%inclusion15 decks103 decks
12%synergy
Land Tax
14%inclusion14 decks103 decks
7%synergy
Black Market
13%inclusion13 decks103 decks
7%synergy
Aspect of Gorgon
13%inclusion13 decks103 decks
12%synergy
Blind Obedience
12%inclusion12 decks103 decks
6%synergy
Necropotence
10%inclusion10 decks103 decks
5%synergy
Retreat to Hagra
10%inclusion10 decks103 decks
9%synergy
Agent of the Shadow Thieves
8.7%inclusion9 decks103 decks
8%synergy
Ghostly Prison
7.8%inclusion8 decks103 decks
0%synergy
Death Pits of Rath
7.8%inclusion8 decks103 decks
8%synergy
Gift of Immortality
6.8%inclusion7 decks103 decks
6%synergy
Grave Betrayal
6.8%inclusion7 decks103 decks
6%synergy
Mantle of the Ancients
5.8%inclusion6 decks103 decks
5%synergy
Nowhere to Run
5.8%inclusion6 decks103 decks
5%synergy
Planeswalkers
Vraska, Betrayal's Sting
8.7%inclusion9 decks103 decks
8%synergy
Utility Lands
Vault of the Archangel
52%inclusion54 decks103 decks
30%synergy
Arcane Lighthouse
47%inclusion48 decks103 decks
46%synergy
Rogue's Passage
44%inclusion45 decks103 decks
20%synergy
Bojuka Bog
41%inclusion42 decks103 decks
10%synergy
Urza's Saga
34%inclusion35 decks103 decks
30%synergy
Shizo, Death's Storehouse
29%inclusion30 decks103 decks
22%synergy
Urborg, Tomb of Yawgmoth
26%inclusion27 decks103 decks
13%synergy
Buried Ruin
23%inclusion24 decks103 decks
20%synergy
Detection Tower
22%inclusion23 decks103 decks
22%synergy
Karn's Bastion
19%inclusion20 decks103 decks
19%synergy
Eiganjo, Seat of the Empire
17%inclusion18 decks103 decks
11%synergy
Axgard Armory
17%inclusion17 decks103 decks
15%synergy
Command Beacon
8.7%inclusion9 decks103 decks
3%synergy
Inventors' Fair
8.7%inclusion9 decks103 decks
6%synergy
Sunhome, Fortress of the Legion
8.7%inclusion9 decks103 decks
5%synergy
Reliquary Tower
8.7%inclusion9 decks103 decks
-7%synergy
Cabal Coffers
6.8%inclusion7 decks103 decks
4%synergy
Castle Locthwain
6.8%inclusion7 decks103 decks
4%synergy
Shinka, the Bloodsoaked Keep
5.8%inclusion6 decks103 decks
3%synergy
Mana Artifacts
Sol Ring
94%inclusion97 decks103 decks
5%synergy
Arcane Signet
85%inclusion88 decks103 decks
-1%synergy
Patriar's Seal
49%inclusion50 decks103 decks
46%synergy
Talisman of Hierarchy
40%inclusion41 decks103 decks
-1%synergy
Talisman of Conviction
39%inclusion40 decks103 decks
-3%synergy
Orzhov Signet
38%inclusion39 decks103 decks
6%synergy
Talisman of Indulgence
37%inclusion38 decks103 decks
0%synergy
Boros Signet
36%inclusion37 decks103 decks
8%synergy
Rakdos Signet
28%inclusion29 decks103 decks
-2%synergy
Fellwar Stone
26%inclusion27 decks103 decks
-2%synergy
Aetheric Amplifier
13%inclusion13 decks100 decks
13%synergy
Mox Opal
13%inclusion13 decks103 decks
9%synergy
Mana Vault
10%inclusion10 decks103 decks
5%synergy
Commander's Sphere
10%inclusion10 decks103 decks
-5%synergy
Chromatic Lantern
8.7%inclusion9 decks103 decks
-3%synergy
Bounty Board
8.7%inclusion9 decks103 decks
7%synergy
Chrome Mox
8.7%inclusion9 decks103 decks
4%synergy
Bandit's Haul
7.8%inclusion8 decks103 decks
7%synergy
Mox Amber
7.8%inclusion8 decks103 decks
4%synergy
Lotus Petal
5.8%inclusion6 decks103 decks
0%synergy
Mox Diamond
5.8%inclusion6 decks103 decks
2%synergy
Lands
Command Tower
97%inclusion100 decks103 decks
5%synergy
Plains
97%inclusion100 decks103 decks
2%synergy
Swamp
95%inclusion98 decks103 decks
0%synergy
Mountain
94%inclusion97 decks103 decks
0%synergy
Godless Shrine
78%inclusion80 decks103 decks
30%synergy
Sacred Foundry
77%inclusion79 decks103 decks
32%synergy
Blood Crypt
76%inclusion78 decks103 decks
32%synergy
Savai Triome
73%inclusion75 decks103 decks
35%synergy
Bloodstained Mire
64%inclusion66 decks103 decks
32%synergy
Arid Mesa
63%inclusion65 decks103 decks
32%synergy
Spectator Seating
62%inclusion64 decks103 decks
30%synergy
Marsh Flats
62%inclusion64 decks103 decks
31%synergy
Luxury Suite
60%inclusion62 decks103 decks
29%synergy
Vault of Champions
58%inclusion60 decks103 decks
25%synergy
Forbidden Orchard
50%inclusion51 decks103 decks
47%synergy
Isolated Chapel
47%inclusion48 decks103 decks
-6%synergy
Clifftop Retreat
43%inclusion44 decks103 decks
-8%synergy
Nomad Outpost
43%inclusion44 decks103 decks
-16%synergy
Exotic Orchard
40%inclusion41 decks103 decks
-12%synergy
Dragonskull Summit
38%inclusion39 decks103 decks
-14%synergy
Caves of Koilos
35%inclusion36 decks103 decks
-4%synergy
Battlefield Forge
34%inclusion35 decks103 decks
-6%synergy
Scrubland
31%inclusion32 decks103 decks
19%synergy
Plateau
30%inclusion31 decks103 decks
18%synergy
Badlands
29%inclusion30 decks103 decks
17%synergy
Sulfurous Springs
23%inclusion24 decks103 decks
-4%synergy
Shattered Sanctum
23%inclusion24 decks103 decks
0%synergy
Sundown Pass
22%inclusion23 decks103 decks
2%synergy
Haunted Ridge
20%inclusion21 decks103 decks
0%synergy
Malakir Rebirth
20%inclusion21 decks103 decks
15%synergy
Smoldering Marsh
17%inclusion18 decks103 decks
-19%synergy
Sejiri Shelter
17%inclusion18 decks103 decks
15%synergy
Brightclimb Pathway
17%inclusion17 decks103 decks
8%synergy
Shadowy Backstreet
17%inclusion17 decks103 decks
6%synergy
Fetid Heath
17%inclusion17 decks103 decks
-4%synergy
Needleverge Pathway
16%inclusion16 decks103 decks
8%synergy
Mana Confluence
16%inclusion16 decks103 decks
6%synergy
Rugged Prairie
16%inclusion16 decks103 decks
-1%synergy
Blightstep Pathway
16%inclusion16 decks103 decks
7%synergy
Reflecting Pool
15%inclusion15 decks103 decks
7%synergy
Blazemire Verge
15%inclusion15 decks103 decks
3%synergy
Evolving Wilds
15%inclusion15 decks103 decks
-12%synergy
Orzhov Basilica
15%inclusion15 decks103 decks
0%synergy
Plaza of Heroes
15%inclusion15 decks103 decks
10%synergy
City of Brass
14%inclusion14 decks103 decks
4%synergy
Wooded Foothills
13%inclusion13 decks103 decks
6%synergy
Windswept Heath
13%inclusion13 decks103 decks
6%synergy
Boros Garrison
12%inclusion12 decks103 decks
-1%synergy
Elegant Parlor
12%inclusion12 decks103 decks
2%synergy
Fabled Passage
12%inclusion12 decks103 decks
4%synergy
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