Kelsien, the Plague (Commander) - Core

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #404
777decks
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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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Azula, Ruthless Firebender
11%inclusion10 decks93 decks
10%synergy
Aang, Airbending Master
10%inclusion16 decks157 decks
9%synergy
Zuko, Firebending Master
8.7%inclusion8 decks92 decks
7%synergy
Avatar's Wrath
2.2%inclusion2 decks92 decks
-3%synergy
Redirect Lightning
1.3%inclusion2 decks157 decks
-4%synergy
High Synergy Cards
Basilisk Collar
84%inclusion652 decks777 decks
79%synergy
Minthara, Merciless Soul
78%inclusion608 decks777 decks
77%synergy
Otharri, Suns' Glory
78%inclusion607 decks777 decks
72%synergy
Rune of Mortality
74%inclusion572 decks777 decks
72%synergy
Vorpal Sword
64%inclusion500 decks777 decks
62%synergy
Falthis, Shadowcat Familiar
63%inclusion490 decks777 decks
62%synergy
Gorgon's Head
62%inclusion480 decks777 decks
60%synergy
You Are Already Dead
61%inclusion473 decks777 decks
59%synergy
Mari, the Killing Quill
65%inclusion505 decks777 decks
58%synergy
Sting, the Glinting Dagger
59%inclusion456 decks777 decks
57%synergy
Top Cards
Morbid Opportunist
73%inclusion571 decks777 decks
56%synergy
Drumbellower
57%inclusion443 decks777 decks
55%synergy
Swiftfoot Boots
55%inclusion430 decks777 decks
24%synergy
General's Enforcer
55%inclusion429 decks777 decks
47%synergy
Shay Cormac
55%inclusion344 decks630 decks
52%synergy
Mirrodin Avenged
48%inclusion373 decks777 decks
47%synergy
Humble Defector
48%inclusion372 decks777 decks
45%synergy
Kalemne, Disciple of Iroas
47%inclusion369 decks777 decks
47%synergy
Gift of Doom
47%inclusion367 decks777 decks
46%synergy
Crackling Doom
47%inclusion363 decks777 decks
30%synergy
Creatures
Termination Facilitator
46%inclusion359 decks777 decks
44%synergy
Mathas, Fiend Seeker
44%inclusion345 decks777 decks
42%synergy
Lae'zel, Vlaakith's Champion
44%inclusion344 decks777 decks
42%synergy
Slaughter Specialist
44%inclusion344 decks777 decks
43%synergy
Harvester of Souls
42%inclusion323 decks777 decks
38%synergy
Daxos the Returned
41%inclusion321 decks777 decks
40%synergy
Taii Wakeen, Perfect Shot
41%inclusion287 decks706 decks
40%synergy
Magda, the Hoardmaster
39%inclusion276 decks706 decks
37%synergy
Archetype of Finality
37%inclusion290 decks777 decks
36%synergy
White Plume Adventurer
37%inclusion289 decks777 decks
36%synergy
Void Beckoner
37%inclusion284 decks777 decks
36%synergy
Blood Cultist
33%inclusion256 decks777 decks
32%synergy
Ertha Jo, Frontier Mentor
32%inclusion227 decks706 decks
31%synergy
Maha, Its Feathers Night
32%inclusion192 decks604 decks
31%synergy
Zagras, Thief of Heartbeats
29%inclusion226 decks777 decks
28%synergy
Sun Titan
27%inclusion210 decks777 decks
17%synergy
Ankle Shanker
26%inclusion205 decks777 decks
23%synergy
Mother of Runes
24%inclusion186 decks777 decks
16%synergy
Assault Intercessor
23%inclusion175 decks777 decks
22%synergy
Goblin Sharpshooter
22%inclusion168 decks777 decks
21%synergy
Clackbridge Troll
21%inclusion167 decks777 decks
21%synergy
Cunning Sparkmage
21%inclusion166 decks777 decks
21%synergy
Athreos, Shroud-Veiled
21%inclusion163 decks777 decks
20%synergy
Marvin, Murderous Mimic
20%inclusion111 decks549 decks
19%synergy
Deathbringer Thoctar
20%inclusion155 decks777 decks
20%synergy
Tor Wauki the Younger
20%inclusion154 decks777 decks
19%synergy
Queen Marchesa
20%inclusion153 decks777 decks
13%synergy
Vulshok Sorcerer
18%inclusion143 decks777 decks
18%synergy
Akiri, Fearless Voyager
17%inclusion134 decks777 decks
15%synergy
Robaran Mercenaries
16%inclusion127 decks777 decks
16%synergy
Solemn Simulacrum
16%inclusion124 decks777 decks
3%synergy
Grateful Apparition
16%inclusion122 decks777 decks
15%synergy
Puresteel Paladin
14%inclusion110 decks777 decks
10%synergy
Massacre Girl, Known Killer
14%inclusion107 decks772 decks
12%synergy
Torbran, Thane of Red Fell
14%inclusion107 decks777 decks
13%synergy
Royal Assassin
13%inclusion104 decks777 decks
10%synergy
Onyx Mage
13%inclusion99 decks777 decks
13%synergy
Blood Artist
12%inclusion90 decks777 decks
-7%synergy
Rakdos Ickspitter
12%inclusion90 decks777 decks
11%synergy
Gisa, Glorious Resurrector
11%inclusion88 decks777 decks
10%synergy
Jirina, Dauntless General
11%inclusion82 decks777 decks
8%synergy
Norn's Choirmaster
10%inclusion79 decks777 decks
10%synergy
Kratos, Stoic Father
10%inclusion12 decks124 decks
9%synergy
Bureau Headmaster
10%inclusion60 decks626 decks
9%synergy
Patrolling Peacemaker
9.1%inclusion16 decks176 decks
9%synergy
Sram, Senior Edificer
8.6%inclusion67 decks777 decks
6%synergy
Prodigal Pyromancer
8.4%inclusion65 decks777 decks
8%synergy
Akroan Horse
8.4%inclusion65 decks777 decks
8%synergy
Metastatic Evangel
7.5%inclusion49 decks654 decks
7%synergy
Esper Sentinel
7.5%inclusion58 decks777 decks
-11%synergy
Instants
Swords to Plowshares
44%inclusion341 decks777 decks
-18%synergy
Boros Charm
38%inclusion298 decks777 decks
9%synergy
Stroke of Midnight
33%inclusion258 decks777 decks
21%synergy
Fracture
32%inclusion252 decks777 decks
26%synergy
Despark
30%inclusion233 decks777 decks
15%synergy
Offer Immortality
29%inclusion226 decks777 decks
28%synergy
Generous Gift
28%inclusion216 decks777 decks
8%synergy
Bladebrand
26%inclusion205 decks777 decks
26%synergy
Path to Exile
26%inclusion202 decks777 decks
-21%synergy
Anguished Unmaking
24%inclusion184 decks777 decks
-10%synergy
Terminate
21%inclusion160 decks777 decks
8%synergy
Dire Tactics
20%inclusion156 decks777 decks
17%synergy
Mortify
19%inclusion147 decks777 decks
4%synergy
Chaos Warp
14%inclusion112 decks777 decks
-2%synergy
Virulent Swipe
14%inclusion109 decks777 decks
14%synergy
Rakdos Charm
13%inclusion98 decks777 decks
4%synergy
Wear // Tear
12%inclusion97 decks777 decks
1%synergy
Flawless Maneuver
11%inclusion89 decks777 decks
-3%synergy
Battle-Rage Blessing
11%inclusion85 decks777 decks
11%synergy
Toxin Analysis
11%inclusion82 decks763 decks
11%synergy
Tragic Slip
10%inclusion79 decks777 decks
9%synergy
Dawn's Truce
10%inclusion60 decks603 decks
3%synergy
Thrill of Possibility
10%inclusion76 decks777 decks
2%synergy
Bedevil
9.4%inclusion73 decks777 decks
2%synergy
Volt Charge
9.3%inclusion72 decks777 decks
9%synergy
Whisper of the Dross
9.0%inclusion70 decks777 decks
9%synergy
Deflecting Palm
8.8%inclusion68 decks777 decks
2%synergy
Legion Leadership
7.8%inclusion51 decks656 decks
3%synergy
Malakir Rebirth
7.7%inclusion60 decks777 decks
2%synergy
Touch of Moonglove
7.7%inclusion60 decks777 decks
8%synergy
Sejiri Shelter
7.6%inclusion59 decks777 decks
5%synergy
Untimely Malfunction
6.7%inclusion37 decks556 decks
2%synergy
Utter End
6.4%inclusion50 decks777 decks
1%synergy
Inevitable Defeat
6.0%inclusion20 decks332 decks
0%synergy
To Arms!
5.1%inclusion40 decks777 decks
5%synergy
Alchemist's Gift
5.1%inclusion40 decks777 decks
5%synergy
Loran's Escape
5.0%inclusion39 decks777 decks
4%synergy
Sorceries
Open the Armory
44%inclusion338 decks777 decks
39%synergy
Ruinous Ultimatum
41%inclusion318 decks777 decks
2%synergy
Mythos of Snapdax
38%inclusion296 decks777 decks
32%synergy
Painful Truths
36%inclusion277 decks777 decks
27%synergy
Read the Bones
33%inclusion253 decks777 decks
23%synergy
Call of the Death-Dweller
28%inclusion216 decks777 decks
27%synergy
Drown in Ichor
23%inclusion176 decks777 decks
22%synergy
Night's Whisper
22%inclusion173 decks777 decks
9%synergy
Sign in Blood
22%inclusion170 decks777 decks
14%synergy
Blasphemous Act
18%inclusion137 decks777 decks
-5%synergy
Vandalblast
15%inclusion120 decks777 decks
5%synergy
Steelshaper's Gift
14%inclusion106 decks777 decks
10%synergy
Vindicate
13%inclusion104 decks777 decks
7%synergy
Sevinne's Reclamation
13%inclusion101 decks777 decks
5%synergy
Unfinished Business
13%inclusion100 decks777 decks
12%synergy
Damn
12%inclusion95 decks777 decks
-6%synergy
Single Combat
11%inclusion88 decks777 decks
10%synergy
Unearth
11%inclusion86 decks777 decks
9%synergy
Vat Emergence
10%inclusion78 decks777 decks
10%synergy
Austere Command
10%inclusion78 decks777 decks
2%synergy
Chandra's Ignition
10%inclusion78 decks777 decks
8%synergy
Faithless Looting
9.0%inclusion70 decks777 decks
-6%synergy
Feed the Swarm
8.0%inclusion62 decks777 decks
3%synergy
Rip Apart
6.8%inclusion53 decks777 decks
6%synergy
Ambition's Cost
5.8%inclusion45 decks777 decks
4%synergy
Farewell
5.7%inclusion44 decks777 decks
-5%synergy
Tempt with Bunnies
5.2%inclusion31 decks597 decks
5%synergy
Divine Reckoning
5.1%inclusion40 decks777 decks
5%synergy
Utility Artifacts
Gorgon Flail
43%inclusion334 decks777 decks
42%synergy
Thornbite Staff
43%inclusion333 decks777 decks
41%synergy
Quietus Spike
43%inclusion331 decks777 decks
41%synergy
Hunter's Blowgun
34%inclusion265 decks777 decks
33%synergy
Magewright's Stone
33%inclusion257 decks777 decks
32%synergy
Illusionist's Bracers
27%inclusion212 decks777 decks
26%synergy
Shadowspear
25%inclusion194 decks777 decks
20%synergy
Thousand-Year Elixir
24%inclusion190 decks777 decks
23%synergy
Glaring Spotlight
17%inclusion131 decks777 decks
16%synergy
Wayfarer's Bauble
16%inclusion128 decks777 decks
8%synergy
Battlemage's Bracers
16%inclusion122 decks777 decks
15%synergy
Lightning Greaves
15%inclusion116 decks777 decks
-19%synergy
Puppet Strings
12%inclusion96 decks777 decks
12%synergy
Whispersilk Cloak
12%inclusion91 decks777 decks
6%synergy
Brotherhood Regalia
11%inclusion69 decks629 decks
8%synergy
Mithril Coat
11%inclusion83 decks777 decks
5%synergy
Hidden Blade
9.3%inclusion68 decks732 decks
8%synergy
Mask of Griselbrand
8.2%inclusion64 decks777 decks
7%synergy
Loxodon Warhammer
7.6%inclusion59 decks777 decks
5%synergy
Reaper's Talisman
7.3%inclusion57 decks777 decks
7%synergy
Sword of the Animist
6.8%inclusion53 decks777 decks
-3%synergy
Sword of Truth and Justice
6.0%inclusion47 decks777 decks
5%synergy
Contagion Clasp
5.7%inclusion44 decks777 decks
6%synergy
Dragonfire Blade
5.5%inclusion16 decks290 decks
4%synergy
Halo Fountain
5.4%inclusion42 decks777 decks
5%synergy
The Masamune
5.1%inclusion11 decks214 decks
5%synergy
Enchantments
Aspect of Gorgon
31%inclusion240 decks777 decks
30%synergy
Dazzling Theater // Prop Room
30%inclusion166 decks545 decks
28%synergy
Phyrexian Arena
28%inclusion216 decks777 decks
9%synergy
Fighter Class
26%inclusion202 decks777 decks
23%synergy
All-Out Assault
23%inclusion69 decks295 decks
11%synergy
At Knifepoint
22%inclusion156 decks706 decks
21%synergy
Retreat to Hagra
20%inclusion154 decks777 decks
19%synergy
Agent of the Shadow Thieves
17%inclusion129 decks777 decks
16%synergy
Death Pits of Rath
16%inclusion127 decks777 decks
16%synergy
Black Market
15%inclusion115 decks777 decks
9%synergy
Revel in Riches
14%inclusion109 decks777 decks
7%synergy
Reconnaissance
14%inclusion107 decks777 decks
3%synergy
Eternal Thirst
12%inclusion96 decks777 decks
12%synergy
Forge Anew
10%inclusion78 decks777 decks
8%synergy
Nowhere to Run
8.8%inclusion54 decks613 decks
8%synergy
Black Market Connections
8.5%inclusion66 decks777 decks
-7%synergy
Grave Betrayal
8.1%inclusion63 decks777 decks
8%synergy
Sigarda's Aid
7.7%inclusion60 decks777 decks
5%synergy
Kaya's Ghostform
7.7%inclusion60 decks777 decks
6%synergy
Glasswing Grace
7.0%inclusion46 decks658 decks
5%synergy
Life Insurance
6.2%inclusion48 decks777 decks
4%synergy
Feast of the Victorious Dead
5.9%inclusion46 decks777 decks
5%synergy
Gift of Immortality
5.3%inclusion41 decks777 decks
4%synergy
Eye of Nidhogg
5.2%inclusion12 decks231 decks
5%synergy
Derelict Attic // Widow's Walk
5.1%inclusion28 decks545 decks
5%synergy
Planeswalkers
Vraska, Betrayal's Sting
9.0%inclusion70 decks777 decks
9%synergy
Kaya, Geist Hunter
8.9%inclusion69 decks777 decks
5%synergy
Dihada, Binder of Wills
7.5%inclusion58 decks777 decks
3%synergy
Utility Lands
Vault of the Archangel
52%inclusion405 decks777 decks
30%synergy
Rogue's Passage
51%inclusion397 decks777 decks
28%synergy
Bojuka Bog
36%inclusion282 decks777 decks
5%synergy
Arcane Lighthouse
27%inclusion208 decks777 decks
26%synergy
Detection Tower
25%inclusion193 decks777 decks
24%synergy
Karn's Bastion
24%inclusion190 decks777 decks
24%synergy
Axgard Armory
16%inclusion124 decks777 decks
14%synergy
Sunhome, Fortress of the Legion
11%inclusion82 decks777 decks
7%synergy
Buried Ruin
10%inclusion74 decks777 decks
6%synergy
Reliquary Tower
7.7%inclusion60 decks777 decks
-8%synergy
Temple of the False God
7.6%inclusion59 decks777 decks
1%synergy
Shizo, Death's Storehouse
6.4%inclusion50 decks777 decks
-1%synergy
Urborg, Tomb of Yawgmoth
5.0%inclusion39 decks777 decks
-9%synergy
Mana Artifacts
Arcane Signet
87%inclusion675 decks777 decks
1%synergy
Sol Ring
79%inclusion613 decks777 decks
-10%synergy
Patriar's Seal
59%inclusion462 decks777 decks
57%synergy
Orzhov Signet
53%inclusion415 decks777 decks
20%synergy
Rakdos Signet
51%inclusion394 decks777 decks
20%synergy
Boros Signet
47%inclusion363 decks777 decks
17%synergy
Talisman of Conviction
32%inclusion248 decks777 decks
-9%synergy
Talisman of Hierarchy
32%inclusion245 decks777 decks
-9%synergy
Talisman of Indulgence
25%inclusion191 decks777 decks
-12%synergy
Fellwar Stone
24%inclusion187 decks777 decks
-4%synergy
Bounty Board
22%inclusion157 decks699 decks
20%synergy
Commander's Sphere
22%inclusion174 decks777 decks
7%synergy
Bandit's Haul
12%inclusion87 decks703 decks
11%synergy
Aetheric Amplifier
12%inclusion45 decks380 decks
12%synergy
Chromatic Lantern
8.1%inclusion63 decks777 decks
-4%synergy
Savai Crystal
7.9%inclusion61 decks777 decks
6%synergy
Mardu Banner
7.3%inclusion57 decks777 decks
4%synergy
Staff of Compleation
6.3%inclusion49 decks777 decks
6%synergy
Mind Stone
6.2%inclusion48 decks777 decks
-2%synergy
Lands
Plains
99%inclusion767 decks777 decks
4%synergy
Swamp
99%inclusion766 decks777 decks
3%synergy
Mountain
98%inclusion761 decks777 decks
4%synergy
Command Tower
93%inclusion720 decks777 decks
0%synergy
Nomad Outpost
76%inclusion593 decks777 decks
18%synergy
Exotic Orchard
62%inclusion482 decks777 decks
10%synergy
Dragonskull Summit
49%inclusion381 decks777 decks
-2%synergy
Clifftop Retreat
48%inclusion376 decks777 decks
-1%synergy
Isolated Chapel
48%inclusion371 decks777 decks
-4%synergy
Smoldering Marsh
43%inclusion334 decks777 decks
7%synergy
Caves of Koilos
42%inclusion330 decks777 decks
3%synergy
Battlefield Forge
41%inclusion321 decks777 decks
2%synergy
Evolving Wilds
39%inclusion305 decks777 decks
13%synergy
Savai Triome
36%inclusion281 decks777 decks
-2%synergy
Forbidden Orchard
34%inclusion261 decks777 decks
31%synergy
Shattered Landscape
31%inclusion202 decks652 decks
12%synergy
Vault of Champions
28%inclusion219 decks777 decks
-5%synergy
Godless Shrine
28%inclusion218 decks777 decks
-19%synergy
Path of Ancestry
28%inclusion218 decks777 decks
-9%synergy
Temple of Silence
28%inclusion216 decks777 decks
5%synergy
Spectator Seating
27%inclusion207 decks777 decks
-6%synergy
Orzhov Basilica
27%inclusion206 decks777 decks
12%synergy
Temple of Triumph
26%inclusion203 decks777 decks
4%synergy
Sacred Foundry
26%inclusion202 decks777 decks
-18%synergy
Blood Crypt
26%inclusion200 decks777 decks
-18%synergy
Terramorphic Expanse
26%inclusion200 decks777 decks
6%synergy
Luxury Suite
25%inclusion197 decks777 decks
-7%synergy
Rakdos Carnarium
25%inclusion196 decks777 decks
13%synergy
Boros Garrison
25%inclusion192 decks777 decks
11%synergy
Sulfurous Springs
22%inclusion170 decks777 decks
-5%synergy
Temple of Malice
21%inclusion165 decks777 decks
4%synergy
Myriad Landscape
20%inclusion157 decks777 decks
8%synergy
Sundown Pass
20%inclusion152 decks777 decks
-1%synergy
Shadowblood Ridge
19%inclusion146 decks777 decks
4%synergy
Shattered Sanctum
18%inclusion141 decks777 decks
-5%synergy
Haunted Ridge
18%inclusion137 decks777 decks
-3%synergy
Marsh Flats
15%inclusion118 decks777 decks
-17%synergy
Tainted Field
15%inclusion118 decks777 decks
3%synergy
Arid Mesa
14%inclusion105 decks777 decks
-18%synergy
Bloodstained Mire
13%inclusion103 decks777 decks
-19%synergy
Rugged Prairie
12%inclusion97 decks777 decks
-4%synergy
Fetid Heath
12%inclusion96 decks777 decks
-7%synergy
Foreboding Ruins
12%inclusion90 decks777 decks
1%synergy
Bloodfell Caves
11%inclusion83 decks777 decks
2%synergy
Furycalm Snarl
11%inclusion82 decks777 decks
1%synergy
Shineshadow Snarl
10%inclusion81 decks777 decks
1%synergy
Scoured Barrens
10%inclusion74 decks777 decks
0%synergy
Wind-Scarred Crag
8.4%inclusion65 decks777 decks
0%synergy
Tainted Peak
8.1%inclusion63 decks777 decks
-2%synergy
Legion Leadership
7.8%inclusion51 decks656 decks
3%synergy
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