Kelsien, the Plague (Commander) - Upgraded

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #405
361decks
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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Zuko, Firebending Master
7.3%inclusion7 decks96 decks
5%synergy
Aang, Airbending Master
4.5%inclusion7 decks157 decks
3%synergy
Hexing Squelcher
4.3%inclusion1 decks23 decks
1%synergy
Azula, Ruthless Firebender
3.1%inclusion3 decks96 decks
3%synergy
The Fire Nation Drill
2.1%inclusion2 decks96 decks
1%synergy
High Synergy Cards
Basilisk Collar
93%inclusion336 decks361 decks
89%synergy
Rune of Mortality
74%inclusion268 decks361 decks
73%synergy
Minthara, Merciless Soul
70%inclusion253 decks361 decks
68%synergy
Vorpal Sword
70%inclusion253 decks361 decks
68%synergy
Otharri, Suns' Glory
71%inclusion258 decks361 decks
66%synergy
Thornbite Staff
65%inclusion235 decks361 decks
64%synergy
Gorgon's Head
64%inclusion232 decks361 decks
63%synergy
Mari, the Killing Quill
70%inclusion251 decks361 decks
63%synergy
Sting, the Glinting Dagger
63%inclusion226 decks361 decks
61%synergy
Falthis, Shadowcat Familiar
59%inclusion214 decks361 decks
58%synergy
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Morbid Opportunist
70%inclusion253 decks361 decks
53%synergy
Swiftfoot Boots
60%inclusion217 decks361 decks
29%synergy
Drumbellower
59%inclusion214 decks361 decks
57%synergy
Shay Cormac
59%inclusion211 decks357 decks
56%synergy
Open the Armory
56%inclusion202 decks361 decks
52%synergy
General's Enforcer
55%inclusion200 decks361 decks
47%synergy
Ruinous Ultimatum
51%inclusion185 decks361 decks
12%synergy
Gift of Doom
49%inclusion177 decks361 decks
48%synergy
Shadowspear
48%inclusion175 decks361 decks
44%synergy
Quietus Spike
45%inclusion164 decks361 decks
44%synergy
Game Changers
Smothering Tithe
21%inclusion75 decks361 decks
-5%synergy
Teferi's Protection
20%inclusion71 decks361 decks
-1%synergy
Enlightened Tutor
15%inclusion55 decks361 decks
3%synergy
Demonic Tutor
12%inclusion43 decks361 decks
-7%synergy
Orcish Bowmasters
9.4%inclusion34 decks361 decks
4%synergy
Vampiric Tutor
5.3%inclusion19 decks361 decks
-9%synergy
Creatures
Lae'zel, Vlaakith's Champion
44%inclusion158 decks361 decks
42%synergy
Humble Defector
42%inclusion150 decks361 decks
39%synergy
Maha, Its Feathers Night
40%inclusion144 decks357 decks
39%synergy
White Plume Adventurer
40%inclusion143 decks361 decks
38%synergy
Termination Facilitator
39%inclusion141 decks361 decks
37%synergy
Daxos the Returned
39%inclusion140 decks361 decks
38%synergy
Magda, the Hoardmaster
38%inclusion138 decks359 decks
36%synergy
Mother of Runes
34%inclusion124 decks361 decks
27%synergy
Kalemne, Disciple of Iroas
34%inclusion124 decks361 decks
34%synergy
Void Beckoner
33%inclusion120 decks361 decks
33%synergy
Slaughter Specialist
33%inclusion119 decks361 decks
32%synergy
Harvester of Souls
32%inclusion115 decks361 decks
29%synergy
Goblin Sharpshooter
31%inclusion111 decks361 decks
30%synergy
Taii Wakeen, Perfect Shot
31%inclusion110 decks359 decks
30%synergy
Stoneforge Mystic
30%inclusion110 decks361 decks
28%synergy
Mathas, Fiend Seeker
30%inclusion107 decks361 decks
28%synergy
Ertha Jo, Frontier Mentor
27%inclusion96 decks359 decks
26%synergy
Puresteel Paladin
26%inclusion94 decks361 decks
22%synergy
Archetype of Finality
25%inclusion91 decks361 decks
24%synergy
Esper Sentinel
24%inclusion85 decks361 decks
5%synergy
Sun Titan
22%inclusion78 decks361 decks
11%synergy
Zagras, Thief of Heartbeats
20%inclusion73 decks361 decks
19%synergy
Athreos, Shroud-Veiled
20%inclusion72 decks361 decks
18%synergy
Blood Cultist
19%inclusion69 decks361 decks
19%synergy
Marvin, Murderous Mimic
19%inclusion67 decks353 decks
18%synergy
Akiri, Fearless Voyager
19%inclusion68 decks361 decks
17%synergy
Queen Marchesa
17%inclusion63 decks361 decks
11%synergy
Assault Intercessor
15%inclusion53 decks361 decks
14%synergy
Sram, Senior Edificer
14%inclusion51 decks361 decks
11%synergy
Blood Artist
14%inclusion49 decks361 decks
-5%synergy
Stonehewer Giant
12%inclusion44 decks361 decks
11%synergy
Kellan, the Fae-Blooded
12%inclusion44 decks361 decks
11%synergy
Massacre Girl, Known Killer
12%inclusion43 decks361 decks
10%synergy
Deathbringer Thoctar
12%inclusion43 decks361 decks
12%synergy
Qarsi Revenant
12%inclusion35 decks294 decks
9%synergy
Ankle Shanker
12%inclusion42 decks361 decks
8%synergy
Clackbridge Troll
11%inclusion40 decks361 decks
11%synergy
Bureau Headmaster
11%inclusion39 decks357 decks
10%synergy
Vulshok Sorcerer
11%inclusion39 decks361 decks
11%synergy
Cunning Sparkmage
11%inclusion39 decks361 decks
11%synergy
Gisa, Glorious Resurrector
10%inclusion37 decks361 decks
9%synergy
Solemn Simulacrum
9.4%inclusion34 decks361 decks
-4%synergy
Tor Wauki the Younger
9.1%inclusion33 decks361 decks
9%synergy
Robaran Mercenaries
8.9%inclusion32 decks361 decks
9%synergy
Giver of Runes
8.9%inclusion32 decks361 decks
6%synergy
Witch Enchanter
8.6%inclusion31 decks359 decks
2%synergy
Armored Skyhunter
8.6%inclusion31 decks361 decks
7%synergy
Kratos, Stoic Father
8.5%inclusion10 decks117 decks
8%synergy
Royal Assassin
8.3%inclusion30 decks361 decks
5%synergy
Torbran, Thane of Red Fell
7.8%inclusion28 decks361 decks
7%synergy
Instants
Boros Charm
45%inclusion161 decks361 decks
15%synergy
Swords to Plowshares
41%inclusion149 decks361 decks
-21%synergy
You Are Already Dead
40%inclusion146 decks361 decks
39%synergy
Stroke of Midnight
38%inclusion138 decks361 decks
26%synergy
Anguished Unmaking
34%inclusion123 decks361 decks
0%synergy
Crackling Doom
31%inclusion111 decks361 decks
14%synergy
Generous Gift
29%inclusion104 decks361 decks
9%synergy
Mirrodin Avenged
27%inclusion97 decks361 decks
26%synergy
Path to Exile
27%inclusion96 decks361 decks
-20%synergy
Fracture
24%inclusion85 decks361 decks
17%synergy
Flawless Maneuver
19%inclusion69 decks361 decks
5%synergy
Despark
16%inclusion59 decks361 decks
2%synergy
Chaos Warp
16%inclusion57 decks361 decks
-1%synergy
Deflecting Swat
16%inclusion57 decks361 decks
0%synergy
Bladebrand
15%inclusion55 decks361 decks
15%synergy
Mortify
14%inclusion52 decks361 decks
-1%synergy
Wear // Tear
14%inclusion50 decks361 decks
2%synergy
Rakdos Charm
13%inclusion48 decks361 decks
4%synergy
Offer Immortality
13%inclusion47 decks361 decks
12%synergy
Dawn's Truce
13%inclusion46 decks356 decks
6%synergy
Malakir Rebirth
13%inclusion46 decks361 decks
7%synergy
Dire Tactics
12%inclusion43 decks361 decks
9%synergy
Sejiri Shelter
11%inclusion40 decks361 decks
9%synergy
Legion Leadership
10%inclusion37 decks359 decks
6%synergy
Terminate
10%inclusion36 decks361 decks
-3%synergy
Deflecting Palm
10%inclusion36 decks361 decks
4%synergy
Untimely Malfunction
9.3%inclusion33 decks353 decks
4%synergy
Deadly Rollick
7.5%inclusion27 decks361 decks
-3%synergy
Loran's Escape
6.9%inclusion25 decks361 decks
5%synergy
Inkshield
6.6%inclusion24 decks361 decks
-1%synergy
Utter End
6.4%inclusion23 decks361 decks
1%synergy
Bedevil
6.4%inclusion23 decks361 decks
-1%synergy
Fell the Profane
6.1%inclusion22 decks359 decks
0%synergy
Thrill of Possibility
6.1%inclusion22 decks361 decks
-2%synergy
Dark Ritual
5.8%inclusion21 decks361 decks
-10%synergy
Tainted Strike
5.5%inclusion20 decks361 decks
5%synergy
Tragic Slip
5.5%inclusion20 decks361 decks
4%synergy
Toxin Analysis
5.5%inclusion20 decks361 decks
5%synergy
Blacksmith's Skill
5.3%inclusion19 decks361 decks
4%synergy
Sorceries
Steelshaper's Gift
38%inclusion138 decks361 decks
35%synergy
Mythos of Snapdax
35%inclusion128 decks361 decks
30%synergy
Painful Truths
31%inclusion111 decks361 decks
22%synergy
Night's Whisper
27%inclusion99 decks361 decks
14%synergy
Read the Bones
24%inclusion86 decks361 decks
14%synergy
Vandalblast
23%inclusion82 decks361 decks
12%synergy
Call of the Death-Dweller
21%inclusion77 decks361 decks
21%synergy
Sevinne's Reclamation
19%inclusion70 decks361 decks
12%synergy
Blasphemous Act
19%inclusion67 decks361 decks
-4%synergy
Sign in Blood
17%inclusion62 decks361 decks
9%synergy
Damn
13%inclusion47 decks361 decks
-5%synergy
Chandra's Ignition
13%inclusion46 decks361 decks
11%synergy
Drown in Ichor
9.4%inclusion34 decks361 decks
9%synergy
Faithless Looting
9.1%inclusion33 decks361 decks
-6%synergy
Single Combat
8.9%inclusion32 decks361 decks
7%synergy
Toxic Deluge
8.9%inclusion32 decks361 decks
1%synergy
Farewell
8.6%inclusion31 decks361 decks
-3%synergy
Vindicate
8.3%inclusion30 decks361 decks
2%synergy
Unearth
7.5%inclusion27 decks361 decks
5%synergy
Unfinished Business
6.4%inclusion23 decks361 decks
6%synergy
Austere Command
6.4%inclusion23 decks361 decks
-1%synergy
Feed the Swarm
5.8%inclusion21 decks361 decks
1%synergy
Tempt with Bunnies
5.4%inclusion19 decks355 decks
5%synergy
Reanimate
5.3%inclusion19 decks361 decks
-11%synergy
Utility Artifacts
Gorgon Flail
43%inclusion157 decks361 decks
43%synergy
Magewright's Stone
39%inclusion141 decks361 decks
38%synergy
Illusionist's Bracers
29%inclusion106 decks361 decks
28%synergy
Thousand-Year Elixir
27%inclusion97 decks361 decks
26%synergy
Hunter's Blowgun
26%inclusion94 decks361 decks
25%synergy
Lightning Greaves
24%inclusion87 decks361 decks
-10%synergy
Mithril Coat
22%inclusion80 decks361 decks
16%synergy
Glaring Spotlight
17%inclusion61 decks361 decks
17%synergy
Sword of the Animist
16%inclusion59 decks361 decks
7%synergy
Brotherhood Regalia
15%inclusion53 decks357 decks
11%synergy
Hammer of Nazahn
13%inclusion48 decks361 decks
11%synergy
Battlemage's Bracers
13%inclusion48 decks361 decks
13%synergy
Whispersilk Cloak
13%inclusion46 decks361 decks
7%synergy
Robe of Stars
11%inclusion39 decks361 decks
10%synergy
Sword of Truth and Justice
11%inclusion38 decks361 decks
10%synergy
Wayfarer's Bauble
10%inclusion36 decks361 decks
1%synergy
The Masamune
10%inclusion21 decks218 decks
9%synergy
Hidden Blade
9.2%inclusion33 decks360 decks
8%synergy
Darksteel Plate
8.6%inclusion31 decks361 decks
7%synergy
The Reaver Cleaver
8.3%inclusion30 decks361 decks
2%synergy
Haystack
7.5%inclusion27 decks360 decks
6%synergy
Sword of Feast and Famine
7.5%inclusion27 decks361 decks
4%synergy
Puppet Strings
7.5%inclusion27 decks361 decks
7%synergy
Dragonfire Blade
7.3%inclusion21 decks286 decks
6%synergy
Mask of Griselbrand
6.9%inclusion25 decks361 decks
6%synergy
Conqueror's Flail
6.4%inclusion23 decks361 decks
5%synergy
Reaper's Talisman
5.8%inclusion21 decks361 decks
5%synergy
Sunforger
5.3%inclusion19 decks361 decks
2%synergy
Enchantments
Fighter Class
44%inclusion160 decks361 decks
41%synergy
Dazzling Theater // Prop Room
29%inclusion101 decks353 decks
26%synergy
Phyrexian Arena
29%inclusion103 decks361 decks
10%synergy
All-Out Assault
27%inclusion79 decks294 decks
15%synergy
Aspect of Gorgon
26%inclusion93 decks361 decks
25%synergy
Revel in Riches
22%inclusion78 decks361 decks
15%synergy
Sigarda's Aid
21%inclusion75 decks361 decks
18%synergy
Reconnaissance
20%inclusion71 decks361 decks
9%synergy
Forge Anew
19%inclusion70 decks361 decks
17%synergy
Black Market Connections
19%inclusion67 decks361 decks
3%synergy
Agent of the Shadow Thieves
17%inclusion61 decks361 decks
16%synergy
Retreat to Hagra
15%inclusion54 decks361 decks
15%synergy
Black Market
14%inclusion50 decks361 decks
8%synergy
At Knifepoint
13%inclusion45 decks359 decks
11%synergy
Death Pits of Rath
12%inclusion43 decks361 decks
12%synergy
Nowhere to Run
11%inclusion38 decks357 decks
10%synergy
Ghostly Prison
9.4%inclusion34 decks361 decks
2%synergy
Grave Betrayal
9.1%inclusion33 decks361 decks
9%synergy
Kaya's Ghostform
8.9%inclusion32 decks361 decks
7%synergy
Gift of Immortality
8.3%inclusion30 decks361 decks
7%synergy
Trouble in Pairs
8.3%inclusion30 decks361 decks
3%synergy
Eternal Thirst
7.8%inclusion28 decks361 decks
7%synergy
Land Tax
6.9%inclusion25 decks361 decks
1%synergy
Spiteful Banditry
6.6%inclusion24 decks361 decks
4%synergy
Planeswalkers
Vraska, Betrayal's Sting
5.3%inclusion19 decks361 decks
5%synergy
Utility Lands
Vault of the Archangel
53%inclusion193 decks361 decks
31%synergy
Rogue's Passage
50%inclusion179 decks361 decks
26%synergy
Bojuka Bog
43%inclusion154 decks361 decks
12%synergy
Arcane Lighthouse
39%inclusion140 decks361 decks
38%synergy
Detection Tower
26%inclusion93 decks361 decks
25%synergy
Axgard Armory
22%inclusion79 decks361 decks
20%synergy
Karn's Bastion
19%inclusion70 decks361 decks
19%synergy
Buried Ruin
18%inclusion64 decks361 decks
14%synergy
Urborg, Tomb of Yawgmoth
15%inclusion53 decks361 decks
1%synergy
Shizo, Death's Storehouse
13%inclusion48 decks361 decks
6%synergy
Reliquary Tower
11%inclusion41 decks361 decks
-4%synergy
Urza's Saga
11%inclusion41 decks361 decks
7%synergy
Sunhome, Fortress of the Legion
10%inclusion37 decks361 decks
7%synergy
Temple of the False God
6.6%inclusion24 decks361 decks
0%synergy
Command Beacon
6.4%inclusion23 decks361 decks
1%synergy
Eiganjo, Seat of the Empire
5.5%inclusion20 decks361 decks
-1%synergy
Maze of Ith
5.3%inclusion19 decks361 decks
2%synergy
Mana Artifacts
Sol Ring
87%inclusion314 decks361 decks
-2%synergy
Arcane Signet
84%inclusion305 decks361 decks
-2%synergy
Patriar's Seal
58%inclusion210 decks361 decks
56%synergy
Talisman of Hierarchy
43%inclusion155 decks361 decks
2%synergy
Orzhov Signet
40%inclusion143 decks361 decks
7%synergy
Talisman of Conviction
39%inclusion142 decks361 decks
-2%synergy
Rakdos Signet
37%inclusion133 decks361 decks
6%synergy
Talisman of Indulgence
35%inclusion128 decks361 decks
-1%synergy
Boros Signet
34%inclusion124 decks361 decks
5%synergy
Fellwar Stone
25%inclusion90 decks361 decks
-3%synergy
Bounty Board
23%inclusion81 decks359 decks
20%synergy
Commander's Sphere
14%inclusion51 decks361 decks
-1%synergy
Aetheric Amplifier
13%inclusion44 decks344 decks
12%synergy
Bandit's Haul
12%inclusion44 decks359 decks
11%synergy
Chromatic Lantern
8.0%inclusion29 decks361 decks
-4%synergy
Mind Stone
7.5%inclusion27 decks361 decks
-1%synergy
Lands
Swamp
97%inclusion350 decks361 decks
2%synergy
Plains
96%inclusion347 decks361 decks
1%synergy
Command Tower
95%inclusion344 decks361 decks
3%synergy
Mountain
94%inclusion340 decks361 decks
0%synergy
Nomad Outpost
63%inclusion227 decks361 decks
4%synergy
Exotic Orchard
63%inclusion226 decks361 decks
11%synergy
Savai Triome
57%inclusion206 decks361 decks
19%synergy
Godless Shrine
53%inclusion193 decks361 decks
6%synergy
Isolated Chapel
52%inclusion188 decks361 decks
0%synergy
Sacred Foundry
50%inclusion182 decks361 decks
6%synergy
Clifftop Retreat
49%inclusion177 decks361 decks
-1%synergy
Dragonskull Summit
48%inclusion174 decks361 decks
-3%synergy
Blood Crypt
48%inclusion173 decks361 decks
5%synergy
Forbidden Orchard
47%inclusion171 decks361 decks
45%synergy
Caves of Koilos
47%inclusion170 decks361 decks
8%synergy
Vault of Champions
46%inclusion167 decks361 decks
13%synergy
Battlefield Forge
45%inclusion162 decks361 decks
5%synergy
Spectator Seating
42%inclusion153 decks361 decks
10%synergy
Luxury Suite
39%inclusion139 decks361 decks
7%synergy
Marsh Flats
34%inclusion123 decks361 decks
2%synergy
Bloodstained Mire
34%inclusion122 decks361 decks
1%synergy
Arid Mesa
32%inclusion117 decks361 decks
1%synergy
Smoldering Marsh
31%inclusion111 decks361 decks
-5%synergy
Shattered Sanctum
29%inclusion103 decks361 decks
5%synergy
Sulfurous Springs
28%inclusion100 decks361 decks
1%synergy
Sundown Pass
27%inclusion98 decks361 decks
6%synergy
Haunted Ridge
26%inclusion95 decks361 decks
6%synergy
Path of Ancestry
26%inclusion95 decks361 decks
-11%synergy
Evolving Wilds
22%inclusion78 decks361 decks
-5%synergy
Orzhov Basilica
21%inclusion75 decks361 decks
6%synergy
Temple of Silence
20%inclusion73 decks361 decks
-3%synergy
Fetid Heath
20%inclusion73 decks361 decks
0%synergy
Shattered Landscape
20%inclusion70 decks358 decks
0%synergy
Rugged Prairie
19%inclusion70 decks361 decks
3%synergy
Temple of Triumph
17%inclusion62 decks361 decks
-5%synergy
Boros Garrison
17%inclusion61 decks361 decks
4%synergy
Rakdos Carnarium
17%inclusion61 decks361 decks
5%synergy
Brightclimb Pathway
16%inclusion56 decks361 decks
6%synergy
Terramorphic Expanse
15%inclusion54 decks361 decks
-5%synergy
Needleverge Pathway
15%inclusion53 decks361 decks
6%synergy
Temple of Malice
15%inclusion53 decks361 decks
-3%synergy
Shadowblood Ridge
13%inclusion47 decks361 decks
-2%synergy
Malakir Rebirth
13%inclusion46 decks361 decks
7%synergy
Fabled Passage
12%inclusion45 decks361 decks
4%synergy
Tainted Field
12%inclusion45 decks361 decks
1%synergy
Plaza of Heroes
12%inclusion44 decks361 decks
8%synergy
Blazemire Verge
12%inclusion42 decks353 decks
0%synergy
Myriad Landscape
11%inclusion41 decks361 decks
-1%synergy
Scrubland
11%inclusion41 decks361 decks
-1%synergy
Plateau
11%inclusion41 decks361 decks
-1%synergy
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