Altaïr, Brotherhood Mentor (Commander) - Core

Original Name:

Kelsien, the PlagueKelsien, the Plague

Altaïr, Brotherhood Mentor
Rank #392
787decks
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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
12%inclusion9 decks74 decks
12%synergy
Aang, Airbending Master
10%inclusion14 decks141 decks
9%synergy
Zuko, Firebending Master
6.8%inclusion5 decks73 decks
4%synergy
Avatar's Wrath
2.7%inclusion2 decks73 decks
-3%synergy
Monk Gyatso
1.5%inclusion1 decks66 decks
0%synergy
High Synergy Cards
Basilisk Collar
84%inclusion663 decks787 decks
80%synergy
Minthara, Merciless Soul
78%inclusion617 decks787 decks
77%synergy
Otharri, Suns' Glory
78%inclusion615 decks787 decks
72%synergy
Rune of Mortality
73%inclusion578 decks787 decks
72%synergy
Falthis, Shadowcat Familiar
64%inclusion500 decks787 decks
62%synergy
Vorpal Sword
64%inclusion507 decks787 decks
62%synergy
Gorgon's Head
62%inclusion488 decks787 decks
61%synergy
You Are Already Dead
61%inclusion478 decks787 decks
59%synergy
Mari, the Killing Quill
66%inclusion516 decks787 decks
59%synergy
Sting, the Glinting Dagger
59%inclusion464 decks787 decks
57%synergy
Top Cards
Morbid Opportunist
74%inclusion580 decks787 decks
57%synergy
Drumbellower
57%inclusion452 decks787 decks
55%synergy
General's Enforcer
56%inclusion441 decks787 decks
47%synergy
Swiftfoot Boots
56%inclusion440 decks787 decks
24%synergy
Shay Cormac
55%inclusion341 decks624 decks
52%synergy
Kalemne, Disciple of Iroas
48%inclusion377 decks787 decks
47%synergy
Mirrodin Avenged
48%inclusion375 decks787 decks
47%synergy
Humble Defector
48%inclusion375 decks787 decks
45%synergy
Gift of Doom
47%inclusion372 decks787 decks
46%synergy
Crackling Doom
47%inclusion366 decks787 decks
29%synergy
Creatures
Termination Facilitator
46%inclusion364 decks787 decks
44%synergy
Lae'zel, Vlaakith's Champion
45%inclusion353 decks787 decks
43%synergy
Mathas, Fiend Seeker
45%inclusion351 decks787 decks
42%synergy
Slaughter Specialist
44%inclusion349 decks787 decks
43%synergy
Harvester of Souls
42%inclusion330 decks787 decks
39%synergy
Daxos the Returned
42%inclusion329 decks787 decks
41%synergy
Taii Wakeen, Perfect Shot
41%inclusion286 decks700 decks
40%synergy
Magda, the Hoardmaster
39%inclusion274 decks700 decks
37%synergy
Archetype of Finality
38%inclusion299 decks787 decks
37%synergy
White Plume Adventurer
38%inclusion296 decks787 decks
36%synergy
Void Beckoner
36%inclusion287 decks787 decks
36%synergy
Blood Cultist
34%inclusion264 decks787 decks
33%synergy
Ertha Jo, Frontier Mentor
32%inclusion227 decks700 decks
32%synergy
Maha, Its Feathers Night
31%inclusion188 decks598 decks
30%synergy
Zagras, Thief of Heartbeats
30%inclusion233 decks787 decks
28%synergy
Sun Titan
27%inclusion212 decks787 decks
16%synergy
Ankle Shanker
27%inclusion210 decks787 decks
23%synergy
Mother of Runes
24%inclusion191 decks787 decks
17%synergy
Assault Intercessor
23%inclusion178 decks787 decks
22%synergy
Goblin Sharpshooter
22%inclusion172 decks787 decks
21%synergy
Clackbridge Troll
22%inclusion170 decks787 decks
21%synergy
Cunning Sparkmage
21%inclusion168 decks787 decks
21%synergy
Athreos, Shroud-Veiled
21%inclusion168 decks787 decks
20%synergy
Marvin, Murderous Mimic
21%inclusion112 decks542 decks
19%synergy
Deathbringer Thoctar
21%inclusion162 decks787 decks
20%synergy
Queen Marchesa
20%inclusion157 decks787 decks
14%synergy
Tor Wauki the Younger
20%inclusion157 decks787 decks
20%synergy
Vulshok Sorcerer
19%inclusion146 decks787 decks
18%synergy
Akiri, Fearless Voyager
17%inclusion137 decks787 decks
15%synergy
Robaran Mercenaries
17%inclusion131 decks787 decks
16%synergy
Solemn Simulacrum
16%inclusion127 decks787 decks
3%synergy
Grateful Apparition
16%inclusion124 decks787 decks
15%synergy
Puresteel Paladin
14%inclusion111 decks787 decks
10%synergy
Massacre Girl, Known Killer
14%inclusion107 decks766 decks
12%synergy
Torbran, Thane of Red Fell
13%inclusion106 decks787 decks
13%synergy
Royal Assassin
13%inclusion105 decks787 decks
10%synergy
Onyx Mage
13%inclusion100 decks787 decks
13%synergy
Rakdos Ickspitter
12%inclusion94 decks787 decks
12%synergy
Blood Artist
12%inclusion92 decks787 decks
-7%synergy
Gisa, Glorious Resurrector
11%inclusion90 decks787 decks
10%synergy
Kratos, Stoic Father
11%inclusion12 decks106 decks
11%synergy
Norn's Choirmaster
11%inclusion83 decks787 decks
10%synergy
Jirina, Dauntless General
11%inclusion83 decks787 decks
8%synergy
Patrolling Peacemaker
10%inclusion16 decks162 decks
10%synergy
Bureau Headmaster
10%inclusion61 decks620 decks
9%synergy
Prodigal Pyromancer
8.6%inclusion68 decks787 decks
9%synergy
Sram, Senior Edificer
8.5%inclusion67 decks787 decks
5%synergy
Akroan Horse
8.4%inclusion66 decks787 decks
8%synergy
Metastatic Evangel
7.6%inclusion49 decks648 decks
7%synergy
Esper Sentinel
7.5%inclusion59 decks787 decks
-11%synergy
Instants
Swords to Plowshares
44%inclusion348 decks787 decks
-18%synergy
Boros Charm
38%inclusion298 decks787 decks
8%synergy
Stroke of Midnight
34%inclusion264 decks787 decks
22%synergy
Fracture
32%inclusion254 decks787 decks
26%synergy
Despark
31%inclusion242 decks787 decks
16%synergy
Offer Immortality
29%inclusion231 decks787 decks
28%synergy
Generous Gift
28%inclusion221 decks787 decks
8%synergy
Bladebrand
26%inclusion206 decks787 decks
26%synergy
Path to Exile
26%inclusion204 decks787 decks
-21%synergy
Anguished Unmaking
23%inclusion183 decks787 decks
-11%synergy
Dire Tactics
21%inclusion163 decks787 decks
18%synergy
Terminate
20%inclusion160 decks787 decks
8%synergy
Mortify
19%inclusion148 decks787 decks
3%synergy
Chaos Warp
14%inclusion110 decks787 decks
-3%synergy
Virulent Swipe
14%inclusion110 decks787 decks
14%synergy
Rakdos Charm
12%inclusion98 decks787 decks
3%synergy
Wear // Tear
12%inclusion98 decks787 decks
1%synergy
Flawless Maneuver
11%inclusion89 decks787 decks
-3%synergy
Toxin Analysis
11%inclusion82 decks757 decks
11%synergy
Battle-Rage Blessing
11%inclusion85 decks787 decks
10%synergy
Tragic Slip
10%inclusion82 decks787 decks
9%synergy
Dawn's Truce
10%inclusion60 decks597 decks
3%synergy
Bedevil
10%inclusion75 decks787 decks
3%synergy
Thrill of Possibility
10%inclusion75 decks787 decks
1%synergy
Volt Charge
9.0%inclusion71 decks787 decks
9%synergy
Whisper of the Dross
8.9%inclusion70 decks787 decks
9%synergy
Deflecting Palm
8.6%inclusion68 decks787 decks
2%synergy
Legion Leadership
7.8%inclusion51 decks650 decks
4%synergy
Touch of Moonglove
7.8%inclusion61 decks787 decks
8%synergy
Sejiri Shelter
7.5%inclusion59 decks787 decks
5%synergy
Malakir Rebirth
7.5%inclusion59 decks787 decks
2%synergy
Untimely Malfunction
6.6%inclusion36 decks549 decks
2%synergy
Utter End
6.4%inclusion50 decks787 decks
1%synergy
Inevitable Defeat
6.3%inclusion20 decks320 decks
0%synergy
To Arms!
5.3%inclusion42 decks787 decks
5%synergy
Alchemist's Gift
5.1%inclusion40 decks787 decks
5%synergy
Sorceries
Open the Armory
43%inclusion341 decks787 decks
39%synergy
Ruinous Ultimatum
41%inclusion326 decks787 decks
2%synergy
Mythos of Snapdax
38%inclusion300 decks787 decks
32%synergy
Painful Truths
36%inclusion280 decks787 decks
27%synergy
Read the Bones
33%inclusion256 decks787 decks
23%synergy
Call of the Death-Dweller
28%inclusion217 decks787 decks
27%synergy
Drown in Ichor
23%inclusion181 decks787 decks
23%synergy
Night's Whisper
22%inclusion172 decks787 decks
9%synergy
Sign in Blood
21%inclusion169 decks787 decks
13%synergy
Blasphemous Act
18%inclusion138 decks787 decks
-5%synergy
Vandalblast
15%inclusion120 decks787 decks
4%synergy
Unfinished Business
14%inclusion107 decks787 decks
13%synergy
Vindicate
13%inclusion106 decks787 decks
7%synergy
Steelshaper's Gift
13%inclusion105 decks787 decks
10%synergy
Sevinne's Reclamation
13%inclusion100 decks787 decks
5%synergy
Damn
12%inclusion97 decks787 decks
-6%synergy
Single Combat
11%inclusion88 decks787 decks
10%synergy
Unearth
11%inclusion86 decks787 decks
9%synergy
Austere Command
10%inclusion79 decks787 decks
2%synergy
Vat Emergence
10%inclusion79 decks787 decks
10%synergy
Chandra's Ignition
10%inclusion77 decks787 decks
8%synergy
Faithless Looting
8.6%inclusion68 decks787 decks
-7%synergy
Feed the Swarm
7.8%inclusion61 decks787 decks
3%synergy
Rip Apart
6.4%inclusion50 decks787 decks
5%synergy
Farewell
5.8%inclusion46 decks787 decks
-5%synergy
Ambition's Cost
5.7%inclusion45 decks787 decks
4%synergy
Tempt with Bunnies
5.4%inclusion32 decks591 decks
5%synergy
Divine Reckoning
5.1%inclusion40 decks787 decks
5%synergy
Utility Artifacts
Thornbite Staff
44%inclusion343 decks787 decks
42%synergy
Gorgon Flail
43%inclusion340 decks787 decks
42%synergy
Quietus Spike
43%inclusion338 decks787 decks
42%synergy
Hunter's Blowgun
34%inclusion270 decks787 decks
34%synergy
Magewright's Stone
33%inclusion259 decks787 decks
32%synergy
Illusionist's Bracers
28%inclusion218 decks787 decks
26%synergy
Thousand-Year Elixir
25%inclusion198 decks787 decks
24%synergy
Shadowspear
25%inclusion193 decks787 decks
20%synergy
Wayfarer's Bauble
17%inclusion131 decks787 decks
8%synergy
Glaring Spotlight
17%inclusion131 decks787 decks
16%synergy
Battlemage's Bracers
16%inclusion127 decks787 decks
15%synergy
Lightning Greaves
15%inclusion117 decks787 decks
-19%synergy
Puppet Strings
12%inclusion97 decks787 decks
12%synergy
Whispersilk Cloak
12%inclusion94 decks787 decks
6%synergy
Mithril Coat
11%inclusion87 decks787 decks
5%synergy
Brotherhood Regalia
11%inclusion68 decks623 decks
7%synergy
Hidden Blade
9.2%inclusion67 decks726 decks
8%synergy
Mask of Griselbrand
8.4%inclusion66 decks787 decks
7%synergy
Loxodon Warhammer
7.4%inclusion58 decks787 decks
5%synergy
Reaper's Talisman
7.2%inclusion57 decks787 decks
7%synergy
Sword of the Animist
7.0%inclusion55 decks787 decks
-3%synergy
Sword of Truth and Justice
6.2%inclusion49 decks787 decks
6%synergy
Contagion Clasp
5.8%inclusion46 decks787 decks
6%synergy
Dragonfire Blade
5.8%inclusion16 decks278 decks
4%synergy
The Masamune
5.5%inclusion11 decks201 decks
5%synergy
Halo Fountain
5.3%inclusion42 decks787 decks
5%synergy
Enchantments
Aspect of Gorgon
31%inclusion243 decks787 decks
30%synergy
Dazzling Theater // Prop Room
31%inclusion165 decks538 decks
28%synergy
Phyrexian Arena
28%inclusion218 decks787 decks
8%synergy
Fighter Class
26%inclusion207 decks787 decks
23%synergy
All-Out Assault
23%inclusion66 decks283 decks
11%synergy
At Knifepoint
22%inclusion155 decks700 decks
21%synergy
Retreat to Hagra
20%inclusion157 decks787 decks
20%synergy
Agent of the Shadow Thieves
17%inclusion130 decks787 decks
16%synergy
Death Pits of Rath
16%inclusion128 decks787 decks
16%synergy
Revel in Riches
15%inclusion118 decks787 decks
8%synergy
Black Market
15%inclusion117 decks787 decks
9%synergy
Reconnaissance
13%inclusion104 decks787 decks
3%synergy
Eternal Thirst
12%inclusion98 decks787 decks
12%synergy
Forge Anew
10%inclusion78 decks787 decks
7%synergy
Nowhere to Run
8.9%inclusion54 decks607 decks
8%synergy
Grave Betrayal
8.4%inclusion66 decks787 decks
8%synergy
Black Market Connections
8.3%inclusion65 decks787 decks
-8%synergy
Sigarda's Aid
7.6%inclusion60 decks787 decks
4%synergy
Kaya's Ghostform
7.5%inclusion59 decks787 decks
5%synergy
Glasswing Grace
7.2%inclusion47 decks652 decks
6%synergy
Life Insurance
6.2%inclusion49 decks787 decks
4%synergy
Feast of the Victorious Dead
5.8%inclusion46 decks787 decks
5%synergy
Gift of Immortality
5.6%inclusion44 decks787 decks
5%synergy
Derelict Attic // Widow's Walk
5.2%inclusion28 decks538 decks
5%synergy
Eye of Nidhogg
5.0%inclusion11 decks219 decks
4%synergy
Planeswalkers
Vraska, Betrayal's Sting
9.4%inclusion74 decks787 decks
9%synergy
Kaya, Geist Hunter
9.0%inclusion71 decks787 decks
5%synergy
Dihada, Binder of Wills
7.5%inclusion59 decks787 decks
3%synergy
Utility Lands
Vault of the Archangel
52%inclusion408 decks787 decks
29%synergy
Rogue's Passage
51%inclusion403 decks787 decks
28%synergy
Bojuka Bog
36%inclusion284 decks787 decks
5%synergy
Arcane Lighthouse
27%inclusion215 decks787 decks
26%synergy
Detection Tower
25%inclusion199 decks787 decks
25%synergy
Karn's Bastion
25%inclusion197 decks787 decks
24%synergy
Axgard Armory
16%inclusion124 decks787 decks
14%synergy
Sunhome, Fortress of the Legion
10%inclusion82 decks787 decks
7%synergy
Buried Ruin
10%inclusion76 decks787 decks
6%synergy
Reliquary Tower
7.8%inclusion61 decks787 decks
-8%synergy
Temple of the False God
7.4%inclusion58 decks787 decks
1%synergy
Shizo, Death's Storehouse
6.5%inclusion51 decks787 decks
-1%synergy
Urborg, Tomb of Yawgmoth
5.1%inclusion40 decks787 decks
-9%synergy
Mana Artifacts
Arcane Signet
87%inclusion687 decks787 decks
1%synergy
Sol Ring
79%inclusion624 decks787 decks
-10%synergy
Patriar's Seal
60%inclusion471 decks787 decks
57%synergy
Orzhov Signet
54%inclusion423 decks787 decks
20%synergy
Rakdos Signet
51%inclusion403 decks787 decks
20%synergy
Boros Signet
48%inclusion374 decks787 decks
18%synergy
Talisman of Conviction
32%inclusion250 decks787 decks
-9%synergy
Talisman of Hierarchy
31%inclusion246 decks787 decks
-10%synergy
Fellwar Stone
24%inclusion192 decks787 decks
-4%synergy
Talisman of Indulgence
24%inclusion191 decks787 decks
-12%synergy
Commander's Sphere
23%inclusion181 decks787 decks
8%synergy
Bounty Board
23%inclusion156 decks693 decks
20%synergy
Bandit's Haul
12%inclusion86 decks697 decks
11%synergy
Aetheric Amplifier
12%inclusion45 decks369 decks
12%synergy
Savai Crystal
8.3%inclusion65 decks787 decks
6%synergy
Chromatic Lantern
8.3%inclusion65 decks787 decks
-4%synergy
Mardu Banner
7.4%inclusion58 decks787 decks
4%synergy
Staff of Compleation
6.4%inclusion50 decks787 decks
6%synergy
Mind Stone
6.2%inclusion49 decks787 decks
-2%synergy
Lands
Plains
99%inclusion777 decks787 decks
4%synergy
Swamp
99%inclusion776 decks787 decks
4%synergy
Mountain
98%inclusion771 decks787 decks
4%synergy
Command Tower
93%inclusion729 decks787 decks
0%synergy
Nomad Outpost
76%inclusion599 decks787 decks
18%synergy
Exotic Orchard
62%inclusion490 decks787 decks
11%synergy
Dragonskull Summit
49%inclusion388 decks787 decks
-2%synergy
Clifftop Retreat
48%inclusion380 decks787 decks
-1%synergy
Isolated Chapel
48%inclusion376 decks787 decks
-4%synergy
Caves of Koilos
43%inclusion336 decks787 decks
3%synergy
Smoldering Marsh
43%inclusion335 decks787 decks
7%synergy
Battlefield Forge
41%inclusion326 decks787 decks
2%synergy
Evolving Wilds
40%inclusion311 decks787 decks
13%synergy
Savai Triome
36%inclusion286 decks787 decks
-2%synergy
Forbidden Orchard
33%inclusion263 decks787 decks
31%synergy
Shattered Landscape
31%inclusion201 decks646 decks
12%synergy
Vault of Champions
28%inclusion221 decks787 decks
-6%synergy
Godless Shrine
28%inclusion219 decks787 decks
-19%synergy
Path of Ancestry
28%inclusion219 decks787 decks
-10%synergy
Temple of Silence
28%inclusion219 decks787 decks
5%synergy
Orzhov Basilica
27%inclusion211 decks787 decks
12%synergy
Spectator Seating
26%inclusion207 decks787 decks
-6%synergy
Temple of Triumph
26%inclusion206 decks787 decks
4%synergy
Sacred Foundry
26%inclusion203 decks787 decks
-18%synergy
Terramorphic Expanse
26%inclusion203 decks787 decks
6%synergy
Blood Crypt
26%inclusion203 decks787 decks
-17%synergy
Luxury Suite
25%inclusion198 decks787 decks
-7%synergy
Rakdos Carnarium
25%inclusion197 decks787 decks
12%synergy
Boros Garrison
25%inclusion194 decks787 decks
11%synergy
Sulfurous Springs
21%inclusion169 decks787 decks
-5%synergy
Temple of Malice
21%inclusion168 decks787 decks
4%synergy
Myriad Landscape
20%inclusion156 decks787 decks
7%synergy
Sundown Pass
20%inclusion154 decks787 decks
-1%synergy
Shadowblood Ridge
19%inclusion146 decks787 decks
4%synergy
Shattered Sanctum
18%inclusion145 decks787 decks
-5%synergy
Haunted Ridge
18%inclusion139 decks787 decks
-2%synergy
Tainted Field
15%inclusion119 decks787 decks
3%synergy
Marsh Flats
15%inclusion116 decks787 decks
-17%synergy
Arid Mesa
13%inclusion103 decks787 decks
-18%synergy
Bloodstained Mire
13%inclusion99 decks787 decks
-20%synergy
Rugged Prairie
12%inclusion97 decks787 decks
-3%synergy
Fetid Heath
12%inclusion97 decks787 decks
-7%synergy
Foreboding Ruins
11%inclusion89 decks787 decks
0%synergy
Bloodfell Caves
11%inclusion85 decks787 decks
2%synergy
Furycalm Snarl
10%inclusion81 decks787 decks
1%synergy
Shineshadow Snarl
10%inclusion79 decks787 decks
1%synergy
Scoured Barrens
10%inclusion76 decks787 decks
0%synergy
Wind-Scarred Crag
8.4%inclusion66 decks787 decks
0%synergy
Tainted Peak
8.0%inclusion63 decks787 decks
-2%synergy
Brightclimb Pathway
7.9%inclusion62 decks787 decks
-2%synergy
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