Kelsien, the Plague (Commander) - Aggro

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #424
43decks
As CommanderAs CardAverage DeckDecksView Precon
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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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Collective Inferno
11%inclusion1 decks9 decks
10%synergy
Scarblade's Malice
11%inclusion1 decks9 decks
11%synergy
Hexing Squelcher
10%inclusion1 decks10 decks
4%synergy
High Synergy Cards
Basilisk Collar
81%inclusion35 decks43 decks
77%synergy
Minthara, Merciless Soul
77%inclusion33 decks43 decks
75%synergy
Rune of Mortality
67%inclusion29 decks43 decks
66%synergy
Sting, the Glinting Dagger
67%inclusion29 decks43 decks
66%synergy
Otharri, Suns' Glory
70%inclusion30 decks43 decks
64%synergy
Gorgon's Head
56%inclusion24 decks43 decks
55%synergy
Mari, the Killing Quill
60%inclusion26 decks43 decks
54%synergy
Thornbite Staff
53%inclusion23 decks43 decks
52%synergy
Morbid Opportunist
70%inclusion30 decks43 decks
52%synergy
Vorpal Sword
53%inclusion23 decks43 decks
51%synergy
Top Cards
Humble Defector
51%inclusion22 decks43 decks
49%synergy
Drumbellower
49%inclusion21 decks43 decks
47%synergy
Open the Armory
49%inclusion21 decks43 decks
45%synergy
General's Enforcer
49%inclusion21 decks43 decks
40%synergy
Anguished Unmaking
49%inclusion21 decks43 decks
15%synergy
Shay Cormac
48%inclusion19 decks40 decks
45%synergy
Falthis, Shadowcat Familiar
47%inclusion20 decks43 decks
45%synergy
You Are Already Dead
44%inclusion19 decks43 decks
42%synergy
Gorgon Flail
44%inclusion19 decks43 decks
43%synergy
Boros Charm
42%inclusion18 decks43 decks
12%synergy
Game Changers
Enlightened Tutor
16%inclusion7 decks43 decks
4%synergy
Demonic Tutor
14%inclusion6 decks43 decks
-5%synergy
Jeska's Will
9.3%inclusion4 decks43 decks
-1%synergy
Teferi's Protection
7.0%inclusion3 decks43 decks
-13%synergy
Farewell
7.0%inclusion3 decks43 decks
-4%synergy
Gamble
7.0%inclusion3 decks43 decks
1%synergy
Creatures
Daxos the Returned
42%inclusion18 decks43 decks
41%synergy
Slaughter Specialist
37%inclusion16 decks43 decks
36%synergy
Lae'zel, Vlaakith's Champion
37%inclusion16 decks43 decks
35%synergy
Taii Wakeen, Perfect Shot
35%inclusion15 decks43 decks
34%synergy
Kalemne, Disciple of Iroas
35%inclusion15 decks43 decks
34%synergy
Ertha Jo, Frontier Mentor
30%inclusion13 decks43 decks
30%synergy
Puresteel Paladin
30%inclusion13 decks43 decks
26%synergy
Stoneforge Mystic
30%inclusion13 decks43 decks
27%synergy
White Plume Adventurer
28%inclusion12 decks43 decks
27%synergy
Mathas, Fiend Seeker
26%inclusion11 decks43 decks
24%synergy
Mother of Runes
26%inclusion11 decks43 decks
18%synergy
Queen Marchesa
26%inclusion11 decks43 decks
19%synergy
Akiri, Fearless Voyager
26%inclusion11 decks43 decks
23%synergy
Ankle Shanker
23%inclusion10 decks43 decks
20%synergy
Clackbridge Troll
23%inclusion10 decks43 decks
23%synergy
Termination Facilitator
23%inclusion10 decks43 decks
22%synergy
Goblin Sharpshooter
23%inclusion10 decks43 decks
23%synergy
Archetype of Finality
23%inclusion10 decks43 decks
22%synergy
Void Beckoner
21%inclusion9 decks43 decks
20%synergy
Sun Titan
21%inclusion9 decks43 decks
10%synergy
Marvin, Murderous Mimic
19%inclusion7 decks37 decks
18%synergy
Blood Cultist
19%inclusion8 decks43 decks
18%synergy
Harvester of Souls
19%inclusion8 decks43 decks
15%synergy
Magda, the Hoardmaster
19%inclusion8 decks43 decks
16%synergy
Assault Intercessor
19%inclusion8 decks43 decks
18%synergy
Zagras, Thief of Heartbeats
19%inclusion8 decks43 decks
18%synergy
Grateful Apparition
19%inclusion8 decks43 decks
18%synergy
Maha, Its Feathers Night
18%inclusion7 decks40 decks
16%synergy
Bureau Headmaster
18%inclusion7 decks40 decks
17%synergy
Esper Sentinel
16%inclusion7 decks43 decks
-2%synergy
Blood Artist
16%inclusion7 decks43 decks
-2%synergy
Sram, Senior Edificer
16%inclusion7 decks43 decks
13%synergy
Royal Assassin
16%inclusion7 decks43 decks
13%synergy
Ornithopter of Paradise
14%inclusion6 decks43 decks
12%synergy
Giver of Runes
14%inclusion6 decks43 decks
11%synergy
Jirina, Dauntless General
14%inclusion6 decks43 decks
12%synergy
Deathbringer Thoctar
12%inclusion5 decks43 decks
11%synergy
Robaran Mercenaries
12%inclusion5 decks43 decks
11%synergy
Torbran, Thane of Red Fell
12%inclusion5 decks43 decks
11%synergy
Loran of the Third Path
12%inclusion5 decks43 decks
5%synergy
Massacre Girl, Known Killer
12%inclusion5 decks43 decks
9%synergy
Gisa, Glorious Resurrector
12%inclusion5 decks43 decks
11%synergy
Cunning Sparkmage
12%inclusion5 decks43 decks
11%synergy
Stonehewer Giant
12%inclusion5 decks43 decks
11%synergy
Tor Wauki the Younger
12%inclusion5 decks43 decks
11%synergy
Ellie, Brick Master
11%inclusion2 decks18 decks
11%synergy
Lucy MacLean, Positively Armed
11%inclusion1 decks9 decks
11%synergy
Solemn Simulacrum
9.3%inclusion4 decks43 decks
-4%synergy
Karlach, Fury of Avernus
9.3%inclusion4 decks43 decks
5%synergy
Aurelia, the Warleader
9.3%inclusion4 decks43 decks
-8%synergy
Instants
Crackling Doom
42%inclusion18 decks43 decks
25%synergy
Swords to Plowshares
35%inclusion15 decks43 decks
-27%synergy
Stroke of Midnight
33%inclusion14 decks43 decks
21%synergy
Mirrodin Avenged
30%inclusion13 decks43 decks
29%synergy
Terminate
23%inclusion10 decks43 decks
11%synergy
Fracture
23%inclusion10 decks43 decks
17%synergy
Flawless Maneuver
21%inclusion9 decks43 decks
6%synergy
Path to Exile
21%inclusion9 decks43 decks
-26%synergy
Dire Tactics
19%inclusion8 decks43 decks
16%synergy
Despark
19%inclusion8 decks43 decks
4%synergy
Untimely Malfunction
18%inclusion7 decks38 decks
13%synergy
Offer Immortality
16%inclusion7 decks43 decks
15%synergy
Inevitable Defeat
15%inclusion5 decks33 decks
9%synergy
Bladebrand
14%inclusion6 decks43 decks
13%synergy
Tragic Slip
14%inclusion6 decks43 decks
13%synergy
Generous Gift
14%inclusion6 decks43 decks
-5%synergy
Chaos Warp
12%inclusion5 decks43 decks
-5%synergy
Loran's Escape
12%inclusion5 decks43 decks
10%synergy
Wear // Tear
12%inclusion5 decks43 decks
0%synergy
Mortify
12%inclusion5 decks43 decks
-4%synergy
Dawn's Truce
10%inclusion4 decks40 decks
3%synergy
Toxin Analysis
9.3%inclusion4 decks43 decks
9%synergy
Dark Ritual
9.3%inclusion4 decks43 decks
-7%synergy
Malakir Rebirth
9.3%inclusion4 decks43 decks
4%synergy
Blacksmith's Skill
9.3%inclusion4 decks43 decks
8%synergy
Deflecting Palm
9.3%inclusion4 decks43 decks
3%synergy
Abrade
9.3%inclusion4 decks43 decks
4%synergy
Djeru's Resolve
9.3%inclusion4 decks43 decks
9%synergy
Return the Favor
7.0%inclusion3 decks43 decks
5%synergy
Battle-Rage Blessing
7.0%inclusion3 decks43 decks
7%synergy
Lightning Bolt
7.0%inclusion3 decks43 decks
4%synergy
Big Score
7.0%inclusion3 decks43 decks
-3%synergy
Deflecting Swat
7.0%inclusion3 decks43 decks
-9%synergy
Surge of Salvation
7.0%inclusion3 decks43 decks
6%synergy
Utter End
7.0%inclusion3 decks43 decks
2%synergy
Virulent Swipe
7.0%inclusion3 decks43 decks
7%synergy
Maximum Overdrive
5.9%inclusion2 decks34 decks
6%synergy
Judgment of Alexander
5.6%inclusion1 decks18 decks
5%synergy
Battlefield Improvisation
5.0%inclusion2 decks40 decks
5%synergy
Archenemy's Charm
5.0%inclusion1 decks20 decks
5%synergy
Zealous Display
5.0%inclusion1 decks20 decks
5%synergy
Sorceries
Painful Truths
35%inclusion15 decks43 decks
26%synergy
Ruinous Ultimatum
35%inclusion15 decks43 decks
-5%synergy
Steelshaper's Gift
33%inclusion14 decks43 decks
29%synergy
Read the Bones
23%inclusion10 decks43 decks
14%synergy
Call of the Death-Dweller
23%inclusion10 decks43 decks
23%synergy
Mythos of Snapdax
21%inclusion9 decks43 decks
15%synergy
Sign in Blood
21%inclusion9 decks43 decks
13%synergy
Sevinne's Reclamation
16%inclusion7 decks43 decks
9%synergy
Unearth
16%inclusion7 decks43 decks
14%synergy
Vindicate
16%inclusion7 decks43 decks
10%synergy
Night's Whisper
16%inclusion7 decks43 decks
3%synergy
Blasphemous Act
14%inclusion6 decks43 decks
-9%synergy
Damn
14%inclusion6 decks43 decks
-4%synergy
Drown in Ichor
14%inclusion6 decks43 decks
14%synergy
Reanimate
14%inclusion6 decks43 decks
-3%synergy
Vandalblast
12%inclusion5 decks43 decks
1%synergy
Reconstruct History
12%inclusion5 decks43 decks
11%synergy
Seize the Day
9.3%inclusion4 decks43 decks
8%synergy
Unfinished Business
9.3%inclusion4 decks43 decks
9%synergy
Faithless Looting
9.3%inclusion4 decks43 decks
-6%synergy
Overpowering Attack
7.5%inclusion3 decks40 decks
5%synergy
Vat Emergence
7.0%inclusion3 decks43 decks
7%synergy
Austere Command
7.0%inclusion3 decks43 decks
0%synergy
Diabolic Tutor
7.0%inclusion3 decks43 decks
1%synergy
Single Combat
7.0%inclusion3 decks43 decks
5%synergy
Cleansing Nova
7.0%inclusion3 decks43 decks
5%synergy
Search for Glory
7.0%inclusion3 decks43 decks
6%synergy
Chandra's Ignition
7.0%inclusion3 decks43 decks
5%synergy
Tempt with Bunnies
5.0%inclusion2 decks40 decks
4%synergy
Restart Sequence
5.0%inclusion2 decks40 decks
4%synergy
Scout for Survivors
5.0%inclusion1 decks20 decks
5%synergy
Utility Artifacts
Magewright's Stone
40%inclusion17 decks43 decks
38%synergy
Swiftfoot Boots
40%inclusion17 decks43 decks
8%synergy
Quietus Spike
35%inclusion15 decks43 decks
34%synergy
Shadowspear
30%inclusion13 decks43 decks
26%synergy
Hunter's Blowgun
28%inclusion12 decks43 decks
27%synergy
Glaring Spotlight
23%inclusion10 decks43 decks
23%synergy
Brotherhood Regalia
18%inclusion7 decks40 decks
14%synergy
Thousand-Year Elixir
16%inclusion7 decks43 decks
15%synergy
Wayfarer's Bauble
16%inclusion7 decks43 decks
8%synergy
Illusionist's Bracers
14%inclusion6 decks43 decks
12%synergy
Mithril Coat
14%inclusion6 decks43 decks
8%synergy
Conqueror's Flail
14%inclusion6 decks43 decks
13%synergy
Battlemage's Bracers
14%inclusion6 decks43 decks
13%synergy
Lightning Greaves
12%inclusion5 decks43 decks
-23%synergy
Blackblade Reforged
12%inclusion5 decks43 decks
7%synergy
Chainsaw
10%inclusion4 decks40 decks
9%synergy
The Seriema
10%inclusion2 decks21 decks
9%synergy
The Reaver Cleaver
9.3%inclusion4 decks43 decks
3%synergy
Embercleave
9.3%inclusion4 decks43 decks
6%synergy
Hidden Blade
7.0%inclusion3 decks43 decks
6%synergy
Robe of Stars
7.0%inclusion3 decks43 decks
6%synergy
Skullclamp
7.0%inclusion3 decks43 decks
-22%synergy
Halo Fountain
7.0%inclusion3 decks43 decks
6%synergy
Contagion Clasp
7.0%inclusion3 decks43 decks
7%synergy
Reaper's Talisman
7.0%inclusion3 decks43 decks
6%synergy
Mask of Memory
7.0%inclusion3 decks43 decks
6%synergy
Sword of the Animist
7.0%inclusion3 decks43 decks
-2%synergy
Puppet Strings
7.0%inclusion3 decks43 decks
7%synergy
Whispersilk Cloak
7.0%inclusion3 decks43 decks
1%synergy
Hammer of Nazahn
7.0%inclusion3 decks43 decks
5%synergy
Dragonfire Blade
6.9%inclusion2 decks29 decks
5%synergy
Infantry Shield
6.7%inclusion2 decks30 decks
-3%synergy
Peter Parker's Camera
5.3%inclusion1 decks19 decks
5%synergy
Smoke Bomb
5.0%inclusion2 decks40 decks
4%synergy
Long-Range Sensor
5.0%inclusion1 decks20 decks
4%synergy
Enchantments
Reconnaissance
40%inclusion17 decks43 decks
28%synergy
Fighter Class
35%inclusion15 decks43 decks
32%synergy
All-Out Assault
33%inclusion10 decks30 decks
21%synergy
Gift of Doom
30%inclusion13 decks43 decks
29%synergy
Aspect of Gorgon
26%inclusion11 decks43 decks
25%synergy
Sigarda's Aid
21%inclusion9 decks43 decks
18%synergy
Retreat to Hagra
19%inclusion8 decks43 decks
18%synergy
Nowhere to Run
18%inclusion7 decks40 decks
17%synergy
Revel in Riches
16%inclusion7 decks43 decks
10%synergy
Dazzling Theater // Prop Room
16%inclusion6 decks37 decks
14%synergy
Agent of the Shadow Thieves
14%inclusion6 decks43 decks
13%synergy
Black Market
12%inclusion5 decks43 decks
6%synergy
Forge Anew
12%inclusion5 decks43 decks
9%synergy
Death Pits of Rath
12%inclusion5 decks43 decks
11%synergy
At Knifepoint
12%inclusion5 decks43 decks
10%synergy
Black Market Connections
12%inclusion5 decks43 decks
-4%synergy
Forging the Tyrite Sword
9.3%inclusion4 decks43 decks
8%synergy
Phyrexian Arena
9.3%inclusion4 decks43 decks
-9%synergy
Aggravated Assault
7.0%inclusion3 decks43 decks
2%synergy
Life Insurance
7.0%inclusion3 decks43 decks
5%synergy
Land Tax
7.0%inclusion3 decks43 decks
1%synergy
Brilliant Wings
5.6%inclusion1 decks18 decks
5%synergy
Pain for All
5.0%inclusion1 decks20 decks
4%synergy
Utility Lands
Vault of the Archangel
44%inclusion19 decks43 decks
21%synergy
Rogue's Passage
40%inclusion17 decks43 decks
16%synergy
Arcane Lighthouse
33%inclusion14 decks43 decks
31%synergy
Bojuka Bog
23%inclusion10 decks43 decks
-8%synergy
Karn's Bastion
19%inclusion8 decks43 decks
18%synergy
Detection Tower
16%inclusion7 decks43 decks
16%synergy
Urborg, Tomb of Yawgmoth
14%inclusion6 decks43 decks
1%synergy
Axgard Armory
14%inclusion6 decks43 decks
12%synergy
Command Beacon
9.3%inclusion4 decks43 decks
4%synergy
Maze of Ith
9.3%inclusion4 decks43 decks
6%synergy
Eiganjo, Seat of the Empire
9.3%inclusion4 decks43 decks
3%synergy
Buried Ruin
7.0%inclusion3 decks43 decks
4%synergy
Reliquary Tower
7.0%inclusion3 decks43 decks
-8%synergy
Sunhome, Fortress of the Legion
7.0%inclusion3 decks43 decks
3%synergy
Dalkovan Encampment
6.7%inclusion2 decks30 decks
-2%synergy
Secluded Starforge
5.0%inclusion1 decks20 decks
5%synergy
Mana Artifacts
Sol Ring
79%inclusion34 decks43 decks
-10%synergy
Arcane Signet
77%inclusion33 decks43 decks
-9%synergy
Patriar's Seal
49%inclusion21 decks43 decks
47%synergy
Talisman of Conviction
37%inclusion16 decks43 decks
-4%synergy
Talisman of Hierarchy
35%inclusion15 decks43 decks
-6%synergy
Boros Signet
33%inclusion14 decks43 decks
4%synergy
Rakdos Signet
30%inclusion13 decks43 decks
0%synergy
Fellwar Stone
30%inclusion13 decks43 decks
2%synergy
Orzhov Signet
30%inclusion13 decks43 decks
-2%synergy
Talisman of Indulgence
26%inclusion11 decks43 decks
-11%synergy
Commander's Sphere
21%inclusion9 decks43 decks
7%synergy
Bounty Board
12%inclusion5 decks42 decks
10%synergy
Aetheric Amplifier
12%inclusion4 decks34 decks
11%synergy
Mind Stone
12%inclusion5 decks43 decks
3%synergy
Lands
Swamp
100%inclusion43 decks43 decks
5%synergy
Plains
100%inclusion43 decks43 decks
5%synergy
Mountain
100%inclusion43 decks43 decks
6%synergy
Command Tower
93%inclusion40 decks43 decks
1%synergy
Nomad Outpost
67%inclusion29 decks43 decks
9%synergy
Dragonskull Summit
63%inclusion27 decks43 decks
11%synergy
Clifftop Retreat
63%inclusion27 decks43 decks
12%synergy
Exotic Orchard
60%inclusion26 decks43 decks
8%synergy
Isolated Chapel
58%inclusion25 decks43 decks
5%synergy
Savai Triome
47%inclusion20 decks43 decks
8%synergy
Caves of Koilos
47%inclusion20 decks43 decks
7%synergy
Smoldering Marsh
44%inclusion19 decks43 decks
8%synergy
Battlefield Forge
44%inclusion19 decks43 decks
4%synergy
Forbidden Orchard
42%inclusion18 decks43 decks
39%synergy
Sacred Foundry
40%inclusion17 decks43 decks
-5%synergy
Blood Crypt
37%inclusion16 decks43 decks
-7%synergy
Spectator Seating
35%inclusion15 decks43 decks
3%synergy
Sulfurous Springs
35%inclusion15 decks43 decks
7%synergy
Evolving Wilds
33%inclusion14 decks43 decks
6%synergy
Arid Mesa
33%inclusion14 decks43 decks
1%synergy
Luxury Suite
30%inclusion13 decks43 decks
-1%synergy
Vault of Champions
30%inclusion13 decks43 decks
-3%synergy
Godless Shrine
30%inclusion13 decks43 decks
-17%synergy
Shattered Landscape
29%inclusion12 decks41 decks
10%synergy
Fetid Heath
28%inclusion12 decks43 decks
7%synergy
Marsh Flats
28%inclusion12 decks43 decks
-4%synergy
Sundown Pass
26%inclusion11 decks43 decks
5%synergy
Shattered Sanctum
26%inclusion11 decks43 decks
2%synergy
Bloodstained Mire
26%inclusion11 decks43 decks
-7%synergy
Path of Ancestry
26%inclusion11 decks43 decks
-12%synergy
Haunted Ridge
26%inclusion11 decks43 decks
6%synergy
Rugged Prairie
23%inclusion10 decks43 decks
7%synergy
Rakdos Carnarium
21%inclusion9 decks43 decks
9%synergy
Tainted Field
21%inclusion9 decks43 decks
9%synergy
Temple of Malice
21%inclusion9 decks43 decks
4%synergy
Brightclimb Pathway
19%inclusion8 decks43 decks
10%synergy
Needleverge Pathway
19%inclusion8 decks43 decks
11%synergy
Terramorphic Expanse
16%inclusion7 decks43 decks
-3%synergy
Plaza of Heroes
16%inclusion7 decks43 decks
12%synergy
Orzhov Basilica
16%inclusion7 decks43 decks
2%synergy
Temple of Silence
16%inclusion7 decks43 decks
-7%synergy
Fabled Passage
14%inclusion6 decks43 decks
6%synergy
Myriad Landscape
14%inclusion6 decks43 decks
2%synergy
Concealed Courtyard
14%inclusion6 decks43 decks
8%synergy
Graven Cairns
14%inclusion6 decks43 decks
3%synergy
Boros Garrison
14%inclusion6 decks43 decks
1%synergy
Elegant Parlor
14%inclusion6 decks43 decks
4%synergy
Bloodfell Caves
14%inclusion6 decks43 decks
5%synergy
Bleachbone Verge
12%inclusion4 decks34 decks
2%synergy
Sunbillow Verge
12%inclusion4 decks34 decks
3%synergy
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