Kelsien, the Plague (Commander) - Core

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #384
792decks
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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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12%inclusion7 decks57 decks
12%synergy
Aang, Airbending Master
10%inclusion13 decks130 decks
9%synergy
Zuko, Firebending Master
7.1%inclusion4 decks56 decks
4%synergy
Avatar's Wrath
3.6%inclusion2 decks56 decks
-2%synergy
The Fire Nation Drill
3.5%inclusion2 decks57 decks
3%synergy
High Synergy Cards
Basilisk Collar
84%inclusion667 decks792 decks
80%synergy
Minthara, Merciless Soul
78%inclusion620 decks792 decks
77%synergy
Otharri, Suns' Glory
78%inclusion620 decks792 decks
72%synergy
Rune of Mortality
74%inclusion583 decks792 decks
72%synergy
Falthis, Shadowcat Familiar
64%inclusion505 decks792 decks
62%synergy
Vorpal Sword
64%inclusion510 decks792 decks
62%synergy
Gorgon's Head
62%inclusion492 decks792 decks
61%synergy
You Are Already Dead
61%inclusion483 decks792 decks
59%synergy
Mari, the Killing Quill
65%inclusion518 decks792 decks
59%synergy
Sting, the Glinting Dagger
59%inclusion465 decks792 decks
57%synergy
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Morbid Opportunist
74%inclusion583 decks792 decks
57%synergy
Drumbellower
57%inclusion455 decks792 decks
55%synergy
Swiftfoot Boots
56%inclusion447 decks792 decks
25%synergy
General's Enforcer
56%inclusion442 decks792 decks
47%synergy
Shay Cormac
55%inclusion336 decks616 decks
51%synergy
Gift of Doom
48%inclusion380 decks792 decks
47%synergy
Kalemne, Disciple of Iroas
48%inclusion380 decks792 decks
47%synergy
Mirrodin Avenged
48%inclusion379 decks792 decks
47%synergy
Humble Defector
47%inclusion376 decks792 decks
45%synergy
Crackling Doom
47%inclusion369 decks792 decks
29%synergy
Creatures
Termination Facilitator
46%inclusion365 decks792 decks
44%synergy
Slaughter Specialist
45%inclusion355 decks792 decks
44%synergy
Lae'zel, Vlaakith's Champion
45%inclusion355 decks792 decks
43%synergy
Mathas, Fiend Seeker
45%inclusion354 decks792 decks
43%synergy
Harvester of Souls
42%inclusion334 decks792 decks
39%synergy
Daxos the Returned
42%inclusion332 decks792 decks
41%synergy
Taii Wakeen, Perfect Shot
41%inclusion281 decks692 decks
40%synergy
Magda, the Hoardmaster
39%inclusion270 decks692 decks
37%synergy
Archetype of Finality
39%inclusion305 decks792 decks
38%synergy
White Plume Adventurer
38%inclusion297 decks792 decks
36%synergy
Void Beckoner
37%inclusion291 decks792 decks
36%synergy
Blood Cultist
34%inclusion268 decks792 decks
33%synergy
Ertha Jo, Frontier Mentor
32%inclusion221 decks692 decks
31%synergy
Maha, Its Feathers Night
31%inclusion185 decks590 decks
30%synergy
Zagras, Thief of Heartbeats
30%inclusion235 decks792 decks
29%synergy
Ankle Shanker
28%inclusion218 decks792 decks
24%synergy
Sun Titan
27%inclusion212 decks792 decks
16%synergy
Mother of Runes
25%inclusion196 decks792 decks
17%synergy
Assault Intercessor
23%inclusion179 decks792 decks
22%synergy
Goblin Sharpshooter
22%inclusion177 decks792 decks
22%synergy
Clackbridge Troll
22%inclusion174 decks792 decks
21%synergy
Athreos, Shroud-Veiled
22%inclusion171 decks792 decks
20%synergy
Cunning Sparkmage
21%inclusion169 decks792 decks
21%synergy
Deathbringer Thoctar
21%inclusion165 decks792 decks
20%synergy
Marvin, Murderous Mimic
21%inclusion110 decks534 decks
19%synergy
Tor Wauki the Younger
20%inclusion162 decks792 decks
20%synergy
Queen Marchesa
20%inclusion155 decks792 decks
13%synergy
Vulshok Sorcerer
19%inclusion150 decks792 decks
19%synergy
Akiri, Fearless Voyager
17%inclusion137 decks792 decks
15%synergy
Robaran Mercenaries
17%inclusion132 decks792 decks
16%synergy
Solemn Simulacrum
16%inclusion128 decks792 decks
3%synergy
Grateful Apparition
16%inclusion126 decks792 decks
16%synergy
Puresteel Paladin
14%inclusion111 decks792 decks
10%synergy
Massacre Girl, Known Killer
14%inclusion106 decks758 decks
12%synergy
Torbran, Thane of Red Fell
13%inclusion106 decks792 decks
13%synergy
Onyx Mage
13%inclusion105 decks792 decks
13%synergy
Royal Assassin
13%inclusion105 decks792 decks
10%synergy
Rakdos Ickspitter
12%inclusion95 decks792 decks
12%synergy
Blood Artist
12%inclusion94 decks792 decks
-6%synergy
Gisa, Glorious Resurrector
12%inclusion92 decks792 decks
11%synergy
Norn's Choirmaster
11%inclusion88 decks792 decks
11%synergy
Kratos, Stoic Father
11%inclusion10 decks92 decks
11%synergy
Jirina, Dauntless General
11%inclusion85 decks792 decks
8%synergy
Bureau Headmaster
10%inclusion61 decks612 decks
9%synergy
Patrolling Peacemaker
10%inclusion15 decks151 decks
10%synergy
Prodigal Pyromancer
8.8%inclusion70 decks792 decks
9%synergy
Sram, Senior Edificer
8.5%inclusion67 decks792 decks
5%synergy
Akroan Horse
8.5%inclusion67 decks792 decks
8%synergy
Metastatic Evangel
7.7%inclusion49 decks640 decks
7%synergy
Esper Sentinel
7.3%inclusion58 decks792 decks
-11%synergy
Instants
Swords to Plowshares
44%inclusion351 decks792 decks
-18%synergy
Boros Charm
38%inclusion303 decks792 decks
8%synergy
Stroke of Midnight
33%inclusion264 decks792 decks
22%synergy
Fracture
32%inclusion256 decks792 decks
26%synergy
Despark
31%inclusion242 decks792 decks
15%synergy
Offer Immortality
30%inclusion236 decks792 decks
29%synergy
Generous Gift
28%inclusion222 decks792 decks
8%synergy
Path to Exile
27%inclusion210 decks792 decks
-20%synergy
Bladebrand
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26%synergy
Anguished Unmaking
23%inclusion185 decks792 decks
-11%synergy
Dire Tactics
21%inclusion165 decks792 decks
18%synergy
Terminate
20%inclusion160 decks792 decks
8%synergy
Mortify
19%inclusion151 decks792 decks
4%synergy
Virulent Swipe
14%inclusion112 decks792 decks
14%synergy
Chaos Warp
14%inclusion109 decks792 decks
-3%synergy
Rakdos Charm
13%inclusion100 decks792 decks
4%synergy
Wear // Tear
12%inclusion97 decks792 decks
0%synergy
Flawless Maneuver
11%inclusion90 decks792 decks
-3%synergy
Toxin Analysis
11%inclusion84 decks749 decks
11%synergy
Tragic Slip
11%inclusion86 decks792 decks
9%synergy
Battle-Rage Blessing
11%inclusion85 decks792 decks
10%synergy
Dawn's Truce
10%inclusion58 decks589 decks
3%synergy
Bedevil
10%inclusion77 decks792 decks
3%synergy
Thrill of Possibility
9.3%inclusion74 decks792 decks
1%synergy
Volt Charge
9.3%inclusion74 decks792 decks
9%synergy
Whisper of the Dross
9.1%inclusion72 decks792 decks
9%synergy
Deflecting Palm
8.3%inclusion66 decks792 decks
2%synergy
Touch of Moonglove
8.0%inclusion63 decks792 decks
8%synergy
Legion Leadership
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4%synergy
Sejiri Shelter
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5%synergy
Malakir Rebirth
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2%synergy
Utter End
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1%synergy
Untimely Malfunction
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2%synergy
Inevitable Defeat
6.1%inclusion19 decks312 decks
0%synergy
To Arms!
5.3%inclusion42 decks792 decks
5%synergy
Alchemist's Gift
5.1%inclusion40 decks792 decks
5%synergy
Sorceries
Open the Armory
44%inclusion346 decks792 decks
39%synergy
Ruinous Ultimatum
42%inclusion330 decks792 decks
3%synergy
Mythos of Snapdax
38%inclusion301 decks792 decks
32%synergy
Painful Truths
35%inclusion281 decks792 decks
26%synergy
Read the Bones
33%inclusion260 decks792 decks
23%synergy
Call of the Death-Dweller
28%inclusion219 decks792 decks
27%synergy
Drown in Ichor
23%inclusion185 decks792 decks
23%synergy
Night's Whisper
22%inclusion175 decks792 decks
9%synergy
Sign in Blood
22%inclusion172 decks792 decks
13%synergy
Blasphemous Act
18%inclusion140 decks792 decks
-5%synergy
Vandalblast
15%inclusion119 decks792 decks
4%synergy
Unfinished Business
14%inclusion113 decks792 decks
14%synergy
Vindicate
14%inclusion109 decks792 decks
7%synergy
Steelshaper's Gift
14%inclusion107 decks792 decks
10%synergy
Sevinne's Reclamation
13%inclusion99 decks792 decks
5%synergy
Damn
12%inclusion94 decks792 decks
-7%synergy
Single Combat
11%inclusion90 decks792 decks
10%synergy
Unearth
11%inclusion88 decks792 decks
9%synergy
Vat Emergence
10%inclusion81 decks792 decks
10%synergy
Austere Command
10%inclusion79 decks792 decks
2%synergy
Chandra's Ignition
10%inclusion76 decks792 decks
8%synergy
Faithless Looting
8.7%inclusion69 decks792 decks
-7%synergy
Feed the Swarm
7.7%inclusion61 decks792 decks
3%synergy
Rip Apart
6.3%inclusion50 decks792 decks
5%synergy
Farewell
5.9%inclusion47 decks792 decks
-5%synergy
Ambition's Cost
5.6%inclusion44 decks792 decks
4%synergy
Tempt with Bunnies
5.3%inclusion31 decks583 decks
5%synergy
Divine Reckoning
5.1%inclusion40 decks792 decks
5%synergy
Utility Artifacts
Gorgon Flail
43%inclusion344 decks792 decks
42%synergy
Quietus Spike
43%inclusion342 decks792 decks
42%synergy
Thornbite Staff
43%inclusion342 decks792 decks
42%synergy
Hunter's Blowgun
35%inclusion274 decks792 decks
34%synergy
Magewright's Stone
33%inclusion264 decks792 decks
32%synergy
Illusionist's Bracers
27%inclusion217 decks792 decks
26%synergy
Thousand-Year Elixir
25%inclusion201 decks792 decks
24%synergy
Shadowspear
25%inclusion198 decks792 decks
20%synergy
Wayfarer's Bauble
17%inclusion131 decks792 decks
8%synergy
Glaring Spotlight
16%inclusion128 decks792 decks
16%synergy
Battlemage's Bracers
16%inclusion128 decks792 decks
15%synergy
Lightning Greaves
15%inclusion120 decks792 decks
-19%synergy
Puppet Strings
12%inclusion97 decks792 decks
12%synergy
Whispersilk Cloak
12%inclusion95 decks792 decks
6%synergy
Mithril Coat
11%inclusion89 decks792 decks
5%synergy
Brotherhood Regalia
11%inclusion68 decks615 decks
8%synergy
Hidden Blade
9.3%inclusion67 decks718 decks
8%synergy
Mask of Griselbrand
8.1%inclusion64 decks792 decks
7%synergy
Reaper's Talisman
7.6%inclusion60 decks792 decks
7%synergy
Loxodon Warhammer
7.3%inclusion58 decks792 decks
5%synergy
Sword of the Animist
6.8%inclusion54 decks792 decks
-3%synergy
Sword of Truth and Justice
6.3%inclusion50 decks792 decks
6%synergy
Contagion Clasp
6.1%inclusion48 decks792 decks
6%synergy
Dragonfire Blade
5.6%inclusion15 decks270 decks
4%synergy
Halo Fountain
5.3%inclusion42 decks792 decks
5%synergy
The Masamune
5.2%inclusion10 decks192 decks
5%synergy
Enchantments
Aspect of Gorgon
31%inclusion245 decks792 decks
30%synergy
Dazzling Theater // Prop Room
30%inclusion160 decks530 decks
28%synergy
Phyrexian Arena
27%inclusion217 decks792 decks
8%synergy
Fighter Class
26%inclusion207 decks792 decks
23%synergy
All-Out Assault
23%inclusion62 decks275 decks
10%synergy
At Knifepoint
22%inclusion152 decks692 decks
20%synergy
Retreat to Hagra
20%inclusion162 decks792 decks
20%synergy
Agent of the Shadow Thieves
17%inclusion131 decks792 decks
16%synergy
Death Pits of Rath
16%inclusion129 decks792 decks
16%synergy
Black Market
15%inclusion120 decks792 decks
10%synergy
Revel in Riches
15%inclusion118 decks792 decks
8%synergy
Reconnaissance
13%inclusion101 decks792 decks
2%synergy
Eternal Thirst
13%inclusion100 decks792 decks
12%synergy
Forge Anew
10%inclusion77 decks792 decks
7%synergy
Nowhere to Run
9.0%inclusion54 decks599 decks
9%synergy
Grave Betrayal
8.3%inclusion66 decks792 decks
8%synergy
Black Market Connections
8.1%inclusion64 decks792 decks
-8%synergy
Sigarda's Aid
7.6%inclusion60 decks792 decks
4%synergy
Kaya's Ghostform
7.3%inclusion58 decks792 decks
5%synergy
Glasswing Grace
7.3%inclusion47 decks644 decks
6%synergy
Life Insurance
6.1%inclusion48 decks792 decks
4%synergy
Feast of the Victorious Dead
5.8%inclusion46 decks792 decks
5%synergy
Gift of Immortality
5.6%inclusion44 decks792 decks
5%synergy
Derelict Attic // Widow's Walk
5.3%inclusion28 decks530 decks
5%synergy
Planeswalkers
Vraska, Betrayal's Sting
10%inclusion76 decks792 decks
9%synergy
Kaya, Geist Hunter
8.8%inclusion70 decks792 decks
5%synergy
Dihada, Binder of Wills
7.6%inclusion60 decks792 decks
3%synergy
Utility Lands
Vault of the Archangel
51%inclusion407 decks792 decks
29%synergy
Rogue's Passage
51%inclusion404 decks792 decks
28%synergy
Bojuka Bog
36%inclusion284 decks792 decks
5%synergy
Arcane Lighthouse
27%inclusion212 decks792 decks
26%synergy
Karn's Bastion
26%inclusion203 decks792 decks
25%synergy
Detection Tower
25%inclusion200 decks792 decks
25%synergy
Axgard Armory
16%inclusion123 decks792 decks
13%synergy
Sunhome, Fortress of the Legion
10%inclusion81 decks792 decks
6%synergy
Buried Ruin
10%inclusion78 decks792 decks
6%synergy
Reliquary Tower
7.3%inclusion58 decks792 decks
-9%synergy
Temple of the False God
7.3%inclusion58 decks792 decks
1%synergy
Shizo, Death's Storehouse
6.6%inclusion52 decks792 decks
-1%synergy
Mana Artifacts
Arcane Signet
87%inclusion690 decks792 decks
1%synergy
Sol Ring
79%inclusion627 decks792 decks
-10%synergy
Patriar's Seal
60%inclusion475 decks792 decks
58%synergy
Orzhov Signet
54%inclusion429 decks792 decks
20%synergy
Rakdos Signet
51%inclusion406 decks792 decks
19%synergy
Boros Signet
48%inclusion379 decks792 decks
18%synergy
Talisman of Conviction
31%inclusion249 decks792 decks
-9%synergy
Talisman of Hierarchy
31%inclusion245 decks792 decks
-10%synergy
Fellwar Stone
24%inclusion192 decks792 decks
-4%synergy
Talisman of Indulgence
24%inclusion190 decks792 decks
-12%synergy
Commander's Sphere
23%inclusion182 decks792 decks
8%synergy
Bounty Board
22%inclusion153 decks685 decks
20%synergy
Bandit's Haul
12%inclusion86 decks689 decks
11%synergy
Aetheric Amplifier
11%inclusion40 decks361 decks
11%synergy
Chromatic Lantern
8.5%inclusion67 decks792 decks
-4%synergy
Savai Crystal
8.3%inclusion66 decks792 decks
7%synergy
Mardu Banner
7.3%inclusion58 decks792 decks
4%synergy
Staff of Compleation
6.7%inclusion53 decks792 decks
6%synergy
Mind Stone
6.3%inclusion50 decks792 decks
-2%synergy
Lands
Plains
99%inclusion783 decks792 decks
4%synergy
Swamp
99%inclusion782 decks792 decks
4%synergy
Mountain
98%inclusion778 decks792 decks
4%synergy
Command Tower
92%inclusion732 decks792 decks
0%synergy
Nomad Outpost
76%inclusion601 decks792 decks
18%synergy
Exotic Orchard
62%inclusion490 decks792 decks
11%synergy
Dragonskull Summit
49%inclusion390 decks792 decks
-1%synergy
Clifftop Retreat
48%inclusion381 decks792 decks
-1%synergy
Isolated Chapel
47%inclusion376 decks792 decks
-4%synergy
Caves of Koilos
43%inclusion337 decks792 decks
3%synergy
Smoldering Marsh
42%inclusion332 decks792 decks
6%synergy
Battlefield Forge
41%inclusion326 decks792 decks
2%synergy
Evolving Wilds
40%inclusion314 decks792 decks
13%synergy
Savai Triome
36%inclusion287 decks792 decks
-3%synergy
Forbidden Orchard
34%inclusion266 decks792 decks
31%synergy
Shattered Landscape
31%inclusion198 decks638 decks
12%synergy
Temple of Silence
28%inclusion221 decks792 decks
5%synergy
Vault of Champions
28%inclusion220 decks792 decks
-6%synergy
Godless Shrine
28%inclusion219 decks792 decks
-19%synergy
Path of Ancestry
27%inclusion217 decks792 decks
-10%synergy
Orzhov Basilica
27%inclusion210 decks792 decks
11%synergy
Temple of Triumph
26%inclusion208 decks792 decks
4%synergy
Terramorphic Expanse
26%inclusion207 decks792 decks
6%synergy
Spectator Seating
26%inclusion207 decks792 decks
-6%synergy
Blood Crypt
26%inclusion204 decks792 decks
-17%synergy
Sacred Foundry
26%inclusion202 decks792 decks
-18%synergy
Luxury Suite
25%inclusion199 decks792 decks
-7%synergy
Rakdos Carnarium
25%inclusion196 decks792 decks
12%synergy
Boros Garrison
24%inclusion193 decks792 decks
10%synergy
Temple of Malice
22%inclusion171 decks792 decks
4%synergy
Sulfurous Springs
21%inclusion169 decks792 decks
-5%synergy
Myriad Landscape
19%inclusion153 decks792 decks
7%synergy
Sundown Pass
19%inclusion153 decks792 decks
-2%synergy
Shadowblood Ridge
19%inclusion147 decks792 decks
4%synergy
Shattered Sanctum
18%inclusion145 decks792 decks
-5%synergy
Haunted Ridge
17%inclusion138 decks792 decks
-3%synergy
Tainted Field
15%inclusion118 decks792 decks
3%synergy
Marsh Flats
15%inclusion117 decks792 decks
-17%synergy
Arid Mesa
13%inclusion104 decks792 decks
-18%synergy
Bloodstained Mire
13%inclusion100 decks792 decks
-19%synergy
Rugged Prairie
12%inclusion96 decks792 decks
-3%synergy
Fetid Heath
12%inclusion95 decks792 decks
-7%synergy
Foreboding Ruins
11%inclusion88 decks792 decks
0%synergy
Bloodfell Caves
11%inclusion86 decks792 decks
2%synergy
Furycalm Snarl
10%inclusion81 decks792 decks
1%synergy
Shineshadow Snarl
10%inclusion78 decks792 decks
1%synergy
Scoured Barrens
10%inclusion78 decks792 decks
0%synergy
Wind-Scarred Crag
8.6%inclusion68 decks792 decks
0%synergy
Brightclimb Pathway
8.1%inclusion64 decks792 decks
-1%synergy
Tainted Peak
8.0%inclusion63 decks792 decks
-2%synergy
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