Kelsien, the Plague (Commander) - Core

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #421
752decks
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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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2.9%inclusion2 decks70 decks
1%synergy
Oft-Nabbed Goat
2.8%inclusion2 decks72 decks
2%synergy
Kinscaer Sentry
1.4%inclusion1 decks70 decks
-1%synergy
Unbury
1.4%inclusion1 decks71 decks
1%synergy
Abundant Countryside
1.4%inclusion1 decks72 decks
1%synergy
High Synergy Cards
Basilisk Collar
84%inclusion633 decks752 decks
80%synergy
Minthara, Merciless Soul
78%inclusion589 decks752 decks
77%synergy
Rune of Mortality
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73%synergy
Otharri, Suns' Glory
78%inclusion584 decks752 decks
72%synergy
Vorpal Sword
66%inclusion494 decks752 decks
63%synergy
Falthis, Shadowcat Familiar
63%inclusion470 decks752 decks
61%synergy
Gorgon's Head
62%inclusion469 decks752 decks
61%synergy
You Are Already Dead
61%inclusion459 decks752 decks
59%synergy
Mari, the Killing Quill
65%inclusion487 decks752 decks
58%synergy
Sting, the Glinting Dagger
59%inclusion447 decks752 decks
58%synergy
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Morbid Opportunist
74%inclusion557 decks752 decks
56%synergy
General's Enforcer
57%inclusion426 decks752 decks
48%synergy
Drumbellower
56%inclusion424 decks752 decks
54%synergy
Shay Cormac
55%inclusion361 decks651 decks
52%synergy
Swiftfoot Boots
55%inclusion415 decks752 decks
24%synergy
Humble Defector
48%inclusion362 decks752 decks
46%synergy
Mirrodin Avenged
48%inclusion361 decks752 decks
47%synergy
Gift of Doom
47%inclusion353 decks752 decks
46%synergy
Termination Facilitator
47%inclusion352 decks752 decks
45%synergy
Kalemne, Disciple of Iroas
47%inclusion352 decks752 decks
46%synergy
Game Changers
Farewell
5.5%inclusion41 decks752 decks
-5%synergy
Creatures
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45%inclusion335 decks752 decks
43%synergy
Slaughter Specialist
44%inclusion334 decks752 decks
43%synergy
Lae'zel, Vlaakith's Champion
43%inclusion327 decks752 decks
42%synergy
Harvester of Souls
42%inclusion313 decks752 decks
38%synergy
Taii Wakeen, Perfect Shot
41%inclusion296 decks727 decks
40%synergy
Daxos the Returned
41%inclusion305 decks752 decks
40%synergy
Magda, the Hoardmaster
39%inclusion284 decks727 decks
37%synergy
White Plume Adventurer
37%inclusion278 decks752 decks
36%synergy
Void Beckoner
37%inclusion275 decks752 decks
36%synergy
Archetype of Finality
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36%synergy
Blood Cultist
32%inclusion244 decks752 decks
32%synergy
Ertha Jo, Frontier Mentor
32%inclusion234 decks727 decks
32%synergy
Maha, Its Feathers Night
31%inclusion196 decks625 decks
30%synergy
Zagras, Thief of Heartbeats
29%inclusion219 decks752 decks
28%synergy
Sun Titan
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17%synergy
Ankle Shanker
26%inclusion199 decks752 decks
23%synergy
Mother of Runes
24%inclusion181 decks752 decks
17%synergy
Assault Intercessor
22%inclusion164 decks752 decks
21%synergy
Goblin Sharpshooter
22%inclusion162 decks752 decks
21%synergy
Clackbridge Troll
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21%synergy
Athreos, Shroud-Veiled
21%inclusion157 decks752 decks
19%synergy
Cunning Sparkmage
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20%synergy
Queen Marchesa
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14%synergy
Marvin, Murderous Mimic
20%inclusion115 decks570 decks
19%synergy
Deathbringer Thoctar
20%inclusion149 decks752 decks
19%synergy
Tor Wauki the Younger
18%inclusion139 decks752 decks
18%synergy
Vulshok Sorcerer
18%inclusion134 decks752 decks
18%synergy
Akiri, Fearless Voyager
17%inclusion130 decks752 decks
15%synergy
Robaran Mercenaries
16%inclusion122 decks752 decks
16%synergy
Solemn Simulacrum
16%inclusion119 decks752 decks
3%synergy
Grateful Apparition
15%inclusion113 decks752 decks
15%synergy
Puresteel Paladin
15%inclusion111 decks752 decks
11%synergy
Massacre Girl, Known Killer
15%inclusion110 decks752 decks
12%synergy
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11%synergy
Torbran, Thane of Red Fell
13%inclusion100 decks752 decks
13%synergy
Onyx Mage
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12%synergy
Blood Artist
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-7%synergy
Rakdos Ickspitter
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11%synergy
Gisa, Glorious Resurrector
11%inclusion79 decks752 decks
10%synergy
Jirina, Dauntless General
10%inclusion75 decks752 decks
8%synergy
Azula, Ruthless Firebender
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10%synergy
Aang, Airbending Master
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8%synergy
Bureau Headmaster
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9%synergy
Norn's Choirmaster
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9%synergy
Kratos, Stoic Father
8.8%inclusion14 decks160 decks
9%synergy
Sram, Senior Edificer
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6%synergy
Prodigal Pyromancer
8.0%inclusion60 decks752 decks
8%synergy
Akroan Horse
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8%synergy
Zuko, Firebending Master
7.7%inclusion10 decks130 decks
6%synergy
Esper Sentinel
7.3%inclusion55 decks752 decks
-11%synergy
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Crackling Doom
46%inclusion348 decks752 decks
29%synergy
Swords to Plowshares
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-19%synergy
Boros Charm
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8%synergy
Stroke of Midnight
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22%synergy
Fracture
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25%synergy
Despark
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15%synergy
Offer Immortality
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28%synergy
Generous Gift
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9%synergy
Path to Exile
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-21%synergy
Bladebrand
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26%synergy
Anguished Unmaking
24%inclusion181 decks752 decks
-10%synergy
Terminate
20%inclusion154 decks752 decks
8%synergy
Mortify
19%inclusion146 decks752 decks
4%synergy
Dire Tactics
19%inclusion143 decks752 decks
16%synergy
Chaos Warp
15%inclusion110 decks752 decks
-2%synergy
Virulent Swipe
13%inclusion99 decks752 decks
13%synergy
Rakdos Charm
12%inclusion90 decks752 decks
3%synergy
Wear // Tear
12%inclusion90 decks752 decks
0%synergy
Flawless Maneuver
12%inclusion87 decks752 decks
-3%synergy
Toxin Analysis
11%inclusion81 decks752 decks
11%synergy
Battle-Rage Blessing
11%inclusion79 decks752 decks
10%synergy
Tragic Slip
10%inclusion76 decks752 decks
9%synergy
Thrill of Possibility
10%inclusion73 decks752 decks
2%synergy
Bedevil
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3%synergy
Dawn's Truce
9.5%inclusion59 decks624 decks
2%synergy
Volt Charge
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9%synergy
Whisper of the Dross
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9%synergy
Deflecting Palm
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2%synergy
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3%synergy
Legion Leadership
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3%synergy
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5%synergy
Touch of Moonglove
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7%synergy
Utter End
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2%synergy
Untimely Malfunction
6.4%inclusion37 decks577 decks
1%synergy
Inevitable Defeat
5.3%inclusion19 decks356 decks
-1%synergy
Alchemist's Gift
5.1%inclusion38 decks752 decks
5%synergy
To Arms!
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5%synergy
Sorceries
Open the Armory
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39%synergy
Ruinous Ultimatum
41%inclusion309 decks752 decks
2%synergy
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32%synergy
Painful Truths
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27%synergy
Read the Bones
32%inclusion239 decks752 decks
22%synergy
Call of the Death-Dweller
28%inclusion207 decks752 decks
27%synergy
Drown in Ichor
22%inclusion168 decks752 decks
22%synergy
Night's Whisper
22%inclusion168 decks752 decks
9%synergy
Sign in Blood
22%inclusion162 decks752 decks
13%synergy
Blasphemous Act
17%inclusion129 decks752 decks
-6%synergy
Vandalblast
16%inclusion119 decks752 decks
5%synergy
Steelshaper's Gift
14%inclusion105 decks752 decks
11%synergy
Vindicate
13%inclusion97 decks752 decks
7%synergy
Sevinne's Reclamation
13%inclusion97 decks752 decks
5%synergy
Unfinished Business
12%inclusion90 decks752 decks
11%synergy
Damn
12%inclusion89 decks752 decks
-6%synergy
Single Combat
10%inclusion77 decks752 decks
9%synergy
Austere Command
10%inclusion74 decks752 decks
2%synergy
Unearth
10%inclusion74 decks752 decks
8%synergy
Vat Emergence
10%inclusion73 decks752 decks
10%synergy
Chandra's Ignition
9.3%inclusion70 decks752 decks
7%synergy
Faithless Looting
8.8%inclusion66 decks752 decks
-7%synergy
Feed the Swarm
8.4%inclusion63 decks752 decks
3%synergy
Rip Apart
6.6%inclusion50 decks752 decks
6%synergy
Ambition's Cost
5.9%inclusion44 decks752 decks
4%synergy
Tempt with Bunnies
5.3%inclusion33 decks618 decks
5%synergy
Utility Artifacts
Gorgon Flail
43%inclusion327 decks752 decks
43%synergy
Thornbite Staff
43%inclusion325 decks752 decks
42%synergy
Quietus Spike
43%inclusion324 decks752 decks
42%synergy
Hunter's Blowgun
33%inclusion251 decks752 decks
33%synergy
Magewright's Stone
32%inclusion244 decks752 decks
31%synergy
Illusionist's Bracers
28%inclusion210 decks752 decks
26%synergy
Shadowspear
25%inclusion190 decks752 decks
21%synergy
Thousand-Year Elixir
24%inclusion184 decks752 decks
23%synergy
Glaring Spotlight
17%inclusion125 decks752 decks
16%synergy
Wayfarer's Bauble
16%inclusion119 decks752 decks
7%synergy
Battlemage's Bracers
16%inclusion117 decks752 decks
15%synergy
Lightning Greaves
15%inclusion111 decks752 decks
-20%synergy
Puppet Strings
12%inclusion93 decks752 decks
12%synergy
Whispersilk Cloak
12%inclusion88 decks752 decks
6%synergy
Brotherhood Regalia
11%inclusion70 decks650 decks
7%synergy
Mithril Coat
11%inclusion80 decks752 decks
5%synergy
Hidden Blade
9.3%inclusion70 decks752 decks
9%synergy
Mask of Griselbrand
8.2%inclusion62 decks752 decks
7%synergy
Loxodon Warhammer
7.2%inclusion54 decks752 decks
5%synergy
Reaper's Talisman
6.9%inclusion52 decks752 decks
6%synergy
Sword of the Animist
6.6%inclusion50 decks752 decks
-3%synergy
Dragonfire Blade
6.1%inclusion19 decks314 decks
5%synergy
Sword of Truth and Justice
6.0%inclusion45 decks752 decks
5%synergy
Contagion Clasp
5.6%inclusion42 decks752 decks
5%synergy
Halo Fountain
5.2%inclusion39 decks752 decks
5%synergy
The Masamune
5.0%inclusion12 decks240 decks
4%synergy
Enchantments
Aspect of Gorgon
30%inclusion229 decks752 decks
30%synergy
Dazzling Theater // Prop Room
30%inclusion167 decks566 decks
27%synergy
Phyrexian Arena
28%inclusion207 decks752 decks
9%synergy
Fighter Class
26%inclusion195 decks752 decks
23%synergy
All-Out Assault
24%inclusion75 decks319 decks
11%synergy
At Knifepoint
22%inclusion162 decks727 decks
21%synergy
Retreat to Hagra
19%inclusion145 decks752 decks
19%synergy
Death Pits of Rath
16%inclusion124 decks752 decks
16%synergy
Agent of the Shadow Thieves
16%inclusion118 decks752 decks
15%synergy
Black Market
15%inclusion110 decks752 decks
9%synergy
Reconnaissance
14%inclusion108 decks752 decks
3%synergy
Revel in Riches
13%inclusion99 decks752 decks
6%synergy
Eternal Thirst
12%inclusion90 decks752 decks
12%synergy
Forge Anew
10%inclusion75 decks752 decks
8%synergy
Nowhere to Run
8.7%inclusion55 decks634 decks
8%synergy
Black Market Connections
8.5%inclusion64 decks752 decks
-7%synergy
Sigarda's Aid
7.7%inclusion58 decks752 decks
5%synergy
Kaya's Ghostform
7.6%inclusion57 decks752 decks
5%synergy
Grave Betrayal
7.3%inclusion55 decks752 decks
7%synergy
Glasswing Grace
6.9%inclusion47 decks679 decks
5%synergy
Life Insurance
5.9%inclusion44 decks752 decks
3%synergy
Feast of the Victorious Dead
5.7%inclusion43 decks752 decks
5%synergy
Gift of Immortality
5.5%inclusion41 decks752 decks
5%synergy
Planeswalkers
Kaya, Geist Hunter
8.8%inclusion66 decks752 decks
5%synergy
Vraska, Betrayal's Sting
8.5%inclusion64 decks752 decks
8%synergy
Dihada, Binder of Wills
7.2%inclusion54 decks752 decks
3%synergy
Utility Lands
Vault of the Archangel
53%inclusion401 decks752 decks
31%synergy
Rogue's Passage
53%inclusion395 decks752 decks
29%synergy
Bojuka Bog
36%inclusion270 decks752 decks
5%synergy
Arcane Lighthouse
28%inclusion207 decks752 decks
26%synergy
Detection Tower
25%inclusion185 decks752 decks
24%synergy
Karn's Bastion
24%inclusion184 decks752 decks
24%synergy
Axgard Armory
16%inclusion124 decks752 decks
14%synergy
Sunhome, Fortress of the Legion
11%inclusion79 decks752 decks
7%synergy
Buried Ruin
10%inclusion73 decks752 decks
6%synergy
Temple of the False God
8.0%inclusion60 decks752 decks
2%synergy
Reliquary Tower
7.4%inclusion56 decks752 decks
-8%synergy
Shizo, Death's Storehouse
5.9%inclusion44 decks752 decks
-1%synergy
Urborg, Tomb of Yawgmoth
5.1%inclusion38 decks752 decks
-8%synergy
Mana Artifacts
Arcane Signet
87%inclusion654 decks752 decks
1%synergy
Sol Ring
80%inclusion599 decks752 decks
-9%synergy
Patriar's Seal
59%inclusion443 decks752 decks
57%synergy
Orzhov Signet
53%inclusion398 decks752 decks
21%synergy
Rakdos Signet
50%inclusion373 decks752 decks
19%synergy
Boros Signet
46%inclusion346 decks752 decks
18%synergy
Talisman of Conviction
32%inclusion237 decks752 decks
-10%synergy
Talisman of Hierarchy
31%inclusion236 decks752 decks
-9%synergy
Talisman of Indulgence
25%inclusion188 decks752 decks
-12%synergy
Fellwar Stone
24%inclusion183 decks752 decks
-4%synergy
Bounty Board
23%inclusion162 decks720 decks
20%synergy
Commander's Sphere
22%inclusion166 decks752 decks
8%synergy
Bandit's Haul
12%inclusion88 decks724 decks
11%synergy
Aetheric Amplifier
11%inclusion45 decks404 decks
11%synergy
Chromatic Lantern
7.7%inclusion58 decks752 decks
-4%synergy
Mardu Banner
7.2%inclusion54 decks752 decks
4%synergy
Savai Crystal
6.9%inclusion52 decks752 decks
5%synergy
Mind Stone
6.3%inclusion47 decks752 decks
-2%synergy
Staff of Compleation
6.0%inclusion45 decks752 decks
6%synergy
Lands
Swamp
99%inclusion743 decks752 decks
4%synergy
Plains
99%inclusion742 decks752 decks
4%synergy
Mountain
98%inclusion738 decks752 decks
4%synergy
Command Tower
93%inclusion698 decks752 decks
0%synergy
Nomad Outpost
76%inclusion569 decks752 decks
17%synergy
Exotic Orchard
63%inclusion470 decks752 decks
11%synergy
Clifftop Retreat
48%inclusion364 decks752 decks
-2%synergy
Isolated Chapel
48%inclusion360 decks752 decks
-5%synergy
Dragonskull Summit
48%inclusion360 decks752 decks
-4%synergy
Smoldering Marsh
43%inclusion326 decks752 decks
7%synergy
Caves of Koilos
43%inclusion321 decks752 decks
3%synergy
Battlefield Forge
42%inclusion315 decks752 decks
2%synergy
Evolving Wilds
39%inclusion292 decks752 decks
12%synergy
Savai Triome
37%inclusion278 decks752 decks
-1%synergy
Forbidden Orchard
34%inclusion256 decks752 decks
31%synergy
Shattered Landscape
31%inclusion211 decks673 decks
12%synergy
Temple of Silence
28%inclusion212 decks752 decks
5%synergy
Path of Ancestry
28%inclusion211 decks752 decks
-10%synergy
Godless Shrine
28%inclusion211 decks752 decks
-19%synergy
Vault of Champions
28%inclusion211 decks752 decks
-5%synergy
Orzhov Basilica
27%inclusion205 decks752 decks
13%synergy
Spectator Seating
27%inclusion200 decks752 decks
-5%synergy
Sacred Foundry
26%inclusion199 decks752 decks
-18%synergy
Blood Crypt
26%inclusion199 decks752 decks
-17%synergy
Temple of Triumph
26%inclusion197 decks752 decks
4%synergy
Luxury Suite
26%inclusion194 decks752 decks
-6%synergy
Terramorphic Expanse
26%inclusion193 decks752 decks
6%synergy
Rakdos Carnarium
25%inclusion191 decks752 decks
13%synergy
Boros Garrison
25%inclusion185 decks752 decks
12%synergy
Sulfurous Springs
22%inclusion165 decks752 decks
-5%synergy
Temple of Malice
21%inclusion161 decks752 decks
4%synergy
Myriad Landscape
20%inclusion150 decks752 decks
8%synergy
Sundown Pass
19%inclusion146 decks752 decks
-1%synergy
Shadowblood Ridge
18%inclusion139 decks752 decks
3%synergy
Shattered Sanctum
18%inclusion133 decks752 decks
-6%synergy
Haunted Ridge
18%inclusion132 decks752 decks
-2%synergy
Tainted Field
16%inclusion118 decks752 decks
4%synergy
Marsh Flats
15%inclusion116 decks752 decks
-16%synergy
Arid Mesa
14%inclusion106 decks752 decks
-17%synergy
Bloodstained Mire
14%inclusion105 decks752 decks
-18%synergy
Rugged Prairie
13%inclusion97 decks752 decks
-4%synergy
Fetid Heath
13%inclusion95 decks752 decks
-8%synergy
Foreboding Ruins
12%inclusion91 decks752 decks
1%synergy
Shineshadow Snarl
11%inclusion80 decks752 decks
1%synergy
Furycalm Snarl
11%inclusion79 decks752 decks
1%synergy
Bloodfell Caves
10%inclusion77 decks752 decks
1%synergy
Scoured Barrens
10%inclusion72 decks752 decks
1%synergy
Wind-Scarred Crag
8.4%inclusion63 decks752 decks
0%synergy
Tainted Peak
8.2%inclusion62 decks752 decks
-2%synergy
Malakir Rebirth
8.1%inclusion61 decks752 decks
3%synergy
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