Altaïr, Brotherhood Mentor (Commander) - Core

Original Name:

Kelsien, the PlagueKelsien, the Plague

Altaïr, Brotherhood Mentor
Rank #426
747decks
As CommanderAs CardAverage DeckDecksView Precon
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Any$$$$
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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Utility Artifacts
Enchantments
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Utility Lands
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Swift Demise
3.5%inclusion2 decks57 decks
3%synergy
Pain 101
1.9%inclusion1 decks54 decks
2%synergy
Hidden Hideout
1.8%inclusion1 decks57 decks
1%synergy
Super Shredder
1.2%inclusion2 decks171 decks
1%synergy
Casey Jones, Jury-Rig Justiciar
0.6%inclusion1 decks171 decks
1%synergy
High Synergy Cards
Basilisk Collar
84%inclusion626 decks747 decks
79%synergy
Minthara, Merciless Soul
78%inclusion584 decks747 decks
77%synergy
Rune of Mortality
73%inclusion548 decks747 decks
72%synergy
Otharri, Suns' Glory
77%inclusion576 decks747 decks
71%synergy
Vorpal Sword
65%inclusion483 decks747 decks
62%synergy
Falthis, Shadowcat Familiar
62%inclusion465 decks747 decks
61%synergy
Gorgon's Head
62%inclusion460 decks747 decks
60%synergy
You Are Already Dead
61%inclusion452 decks747 decks
59%synergy
Sting, the Glinting Dagger
59%inclusion444 decks747 decks
58%synergy
Mari, the Killing Quill
64%inclusion480 decks747 decks
58%synergy
Top Cards
Morbid Opportunist
73%inclusion548 decks747 decks
55%synergy
General's Enforcer
56%inclusion418 decks747 decks
48%synergy
Shay Cormac
56%inclusion375 decks671 decks
53%synergy
Drumbellower
56%inclusion417 decks747 decks
54%synergy
Swiftfoot Boots
55%inclusion408 decks747 decks
23%synergy
Humble Defector
47%inclusion353 decks747 decks
45%synergy
Mirrodin Avenged
47%inclusion350 decks747 decks
46%synergy
Kalemne, Disciple of Iroas
46%inclusion347 decks747 decks
46%synergy
Termination Facilitator
46%inclusion345 decks747 decks
44%synergy
Gift of Doom
46%inclusion342 decks747 decks
45%synergy
Game Changers
Farewell
5.2%inclusion39 decks747 decks
-5%synergy
Creatures
Mathas, Fiend Seeker
44%inclusion329 decks747 decks
42%synergy
Lae'zel, Vlaakith's Champion
43%inclusion322 decks747 decks
41%synergy
Slaughter Specialist
43%inclusion320 decks747 decks
42%synergy
Daxos the Returned
41%inclusion303 decks747 decks
40%synergy
Taii Wakeen, Perfect Shot
41%inclusion303 decks747 decks
40%synergy
Harvester of Souls
40%inclusion301 decks747 decks
37%synergy
Magda, the Hoardmaster
39%inclusion295 decks747 decks
37%synergy
White Plume Adventurer
37%inclusion276 decks747 decks
36%synergy
Archetype of Finality
36%inclusion268 decks747 decks
35%synergy
Void Beckoner
36%inclusion268 decks747 decks
35%synergy
Ertha Jo, Frontier Mentor
32%inclusion240 decks745 decks
32%synergy
Maha, Its Feathers Night
32%inclusion204 decks645 decks
30%synergy
Blood Cultist
31%inclusion234 decks747 decks
31%synergy
Zagras, Thief of Heartbeats
28%inclusion211 decks747 decks
27%synergy
Ankle Shanker
26%inclusion193 decks747 decks
23%synergy
Sun Titan
26%inclusion192 decks747 decks
15%synergy
Mother of Runes
24%inclusion180 decks747 decks
17%synergy
Goblin Sharpshooter
21%inclusion160 decks747 decks
21%synergy
Assault Intercessor
21%inclusion159 decks747 decks
21%synergy
Athreos, Shroud-Veiled
21%inclusion157 decks747 decks
20%synergy
Queen Marchesa
21%inclusion154 decks747 decks
14%synergy
Clackbridge Troll
21%inclusion154 decks747 decks
20%synergy
Cunning Sparkmage
20%inclusion153 decks747 decks
20%synergy
Marvin, Murderous Mimic
20%inclusion120 decks590 decks
19%synergy
Deathbringer Thoctar
19%inclusion143 decks747 decks
19%synergy
Tor Wauki the Younger
18%inclusion136 decks747 decks
18%synergy
Vulshok Sorcerer
18%inclusion132 decks747 decks
17%synergy
Akiri, Fearless Voyager
18%inclusion132 decks747 decks
15%synergy
Robaran Mercenaries
16%inclusion119 decks747 decks
16%synergy
Solemn Simulacrum
15%inclusion111 decks747 decks
2%synergy
Puresteel Paladin
14%inclusion108 decks747 decks
10%synergy
Grateful Apparition
14%inclusion108 decks747 decks
14%synergy
Massacre Girl, Known Killer
14%inclusion107 decks747 decks
12%synergy
Royal Assassin
14%inclusion104 decks747 decks
11%synergy
Torbran, Thane of Red Fell
13%inclusion98 decks747 decks
13%synergy
Rakdos Ickspitter
12%inclusion89 decks747 decks
12%synergy
Onyx Mage
12%inclusion88 decks747 decks
12%synergy
Azula, Ruthless Firebender
11%inclusion17 decks156 decks
11%synergy
Kratos, Stoic Father
11%inclusion20 decks185 decks
11%synergy
Aang, Airbending Master
11%inclusion23 decks213 decks
10%synergy
Blood Artist
11%inclusion79 decks747 decks
-8%synergy
Gisa, Glorious Resurrector
10%inclusion77 decks747 decks
9%synergy
Jirina, Dauntless General
10%inclusion71 decks747 decks
7%synergy
Bureau Headmaster
9.3%inclusion62 decks667 decks
9%synergy
Norn's Choirmaster
8.7%inclusion65 decks747 decks
8%synergy
Sram, Senior Edificer
8.6%inclusion64 decks747 decks
6%synergy
Prodigal Pyromancer
8.0%inclusion60 decks747 decks
8%synergy
Akroan Horse
7.8%inclusion58 decks747 decks
8%synergy
Zuko, Firebending Master
7.7%inclusion12 decks155 decks
6%synergy
Metastatic Evangel
7.5%inclusion52 decks695 decks
7%synergy
Instants
Crackling Doom
45%inclusion338 decks747 decks
28%synergy
Swords to Plowshares
44%inclusion328 decks747 decks
-18%synergy
Boros Charm
38%inclusion284 decks747 decks
9%synergy
Stroke of Midnight
35%inclusion258 decks747 decks
23%synergy
Fracture
31%inclusion232 decks747 decks
25%synergy
Despark
30%inclusion221 decks747 decks
15%synergy
Offer Immortality
29%inclusion213 decks747 decks
28%synergy
Generous Gift
27%inclusion205 decks747 decks
9%synergy
Path to Exile
26%inclusion193 decks747 decks
-21%synergy
Bladebrand
25%inclusion188 decks747 decks
25%synergy
Anguished Unmaking
24%inclusion183 decks747 decks
-9%synergy
Terminate
20%inclusion151 decks747 decks
8%synergy
Mortify
19%inclusion144 decks747 decks
4%synergy
Dire Tactics
18%inclusion138 decks747 decks
16%synergy
Chaos Warp
15%inclusion109 decks747 decks
-1%synergy
Virulent Swipe
13%inclusion94 decks747 decks
12%synergy
Wear // Tear
12%inclusion89 decks747 decks
0%synergy
Rakdos Charm
12%inclusion88 decks747 decks
3%synergy
Flawless Maneuver
12%inclusion87 decks747 decks
-3%synergy
Battle-Rage Blessing
11%inclusion80 decks747 decks
10%synergy
Toxin Analysis
10%inclusion74 decks747 decks
10%synergy
Bedevil
10%inclusion74 decks747 decks
3%synergy
Tragic Slip
10%inclusion74 decks747 decks
9%synergy
Thrill of Possibility
10%inclusion73 decks747 decks
2%synergy
Volt Charge
9.4%inclusion70 decks747 decks
9%synergy
Dawn's Truce
9.3%inclusion60 decks644 decks
2%synergy
Deflecting Palm
8.7%inclusion65 decks747 decks
2%synergy
Whisper of the Dross
8.7%inclusion65 decks747 decks
9%synergy
Malakir Rebirth
8.3%inclusion62 decks747 decks
3%synergy
Legion Leadership
7.7%inclusion54 decks697 decks
3%synergy
Touch of Moonglove
7.5%inclusion56 decks747 decks
7%synergy
Sejiri Shelter
7.5%inclusion56 decks747 decks
5%synergy
Untimely Malfunction
6.7%inclusion40 decks597 decks
2%synergy
Utter End
6.7%inclusion50 decks747 decks
2%synergy
Inevitable Defeat
5.5%inclusion21 decks379 decks
0%synergy
Alesha's Legacy
5.3%inclusion18 decks340 decks
4%synergy
To Arms!
5.1%inclusion38 decks747 decks
5%synergy
Sorceries
Open the Armory
42%inclusion316 decks747 decks
38%synergy
Ruinous Ultimatum
41%inclusion305 decks747 decks
1%synergy
Mythos of Snapdax
36%inclusion272 decks747 decks
31%synergy
Painful Truths
35%inclusion259 decks747 decks
26%synergy
Read the Bones
31%inclusion234 decks747 decks
22%synergy
Call of the Death-Dweller
27%inclusion202 decks747 decks
27%synergy
Night's Whisper
23%inclusion170 decks747 decks
10%synergy
Drown in Ichor
22%inclusion161 decks747 decks
21%synergy
Sign in Blood
21%inclusion155 decks747 decks
13%synergy
Blasphemous Act
17%inclusion128 decks747 decks
-6%synergy
Vandalblast
16%inclusion122 decks747 decks
6%synergy
Steelshaper's Gift
14%inclusion104 decks747 decks
11%synergy
Sevinne's Reclamation
13%inclusion96 decks747 decks
5%synergy
Vindicate
13%inclusion96 decks747 decks
7%synergy
Damn
12%inclusion88 decks747 decks
-6%synergy
Unfinished Business
11%inclusion84 decks747 decks
11%synergy
Single Combat
11%inclusion82 decks747 decks
9%synergy
Austere Command
10%inclusion75 decks747 decks
3%synergy
Vat Emergence
10%inclusion72 decks747 decks
9%synergy
Chandra's Ignition
10%inclusion72 decks747 decks
8%synergy
Unearth
10%inclusion71 decks747 decks
7%synergy
Faithless Looting
8.8%inclusion66 decks747 decks
-6%synergy
Feed the Swarm
8.7%inclusion65 decks747 decks
4%synergy
Rip Apart
7.4%inclusion55 decks747 decks
6%synergy
Ambition's Cost
5.6%inclusion42 decks747 decks
4%synergy
Divine Reckoning
5.2%inclusion39 decks747 decks
5%synergy
Tempt with Bunnies
5.2%inclusion33 decks638 decks
4%synergy
Utility Artifacts
Thornbite Staff
43%inclusion324 decks747 decks
42%synergy
Gorgon Flail
43%inclusion322 decks747 decks
42%synergy
Quietus Spike
42%inclusion316 decks747 decks
41%synergy
Magewright's Stone
33%inclusion244 decks747 decks
32%synergy
Hunter's Blowgun
33%inclusion243 decks747 decks
32%synergy
Illusionist's Bracers
28%inclusion207 decks747 decks
26%synergy
Shadowspear
25%inclusion186 decks747 decks
21%synergy
Thousand-Year Elixir
25%inclusion184 decks747 decks
24%synergy
Glaring Spotlight
17%inclusion125 decks747 decks
16%synergy
Wayfarer's Bauble
15%inclusion115 decks747 decks
7%synergy
Battlemage's Bracers
15%inclusion115 decks747 decks
15%synergy
Lightning Greaves
14%inclusion108 decks747 decks
-20%synergy
Puppet Strings
12%inclusion92 decks747 decks
12%synergy
Whispersilk Cloak
12%inclusion88 decks747 decks
6%synergy
Mithril Coat
11%inclusion80 decks747 decks
5%synergy
Brotherhood Regalia
10%inclusion70 decks670 decks
7%synergy
Hidden Blade
10%inclusion72 decks747 decks
9%synergy
Mask of Griselbrand
8.7%inclusion65 decks747 decks
8%synergy
Loxodon Warhammer
7.0%inclusion52 decks747 decks
5%synergy
Reaper's Talisman
7.0%inclusion52 decks747 decks
6%synergy
Sword of the Animist
6.4%inclusion48 decks747 decks
-3%synergy
Dragonfire Blade
6.2%inclusion21 decks337 decks
5%synergy
Sword of Truth and Justice
5.8%inclusion43 decks747 decks
5%synergy
Contagion Clasp
5.2%inclusion39 decks747 decks
5%synergy
Halo Fountain
5.2%inclusion39 decks747 decks
5%synergy
Enchantments
Dazzling Theater // Prop Room
30%inclusion175 decks586 decks
28%synergy
Aspect of Gorgon
30%inclusion222 decks747 decks
29%synergy
Phyrexian Arena
28%inclusion211 decks747 decks
10%synergy
Fighter Class
26%inclusion192 decks747 decks
23%synergy
All-Out Assault
25%inclusion85 decks342 decks
13%synergy
At Knifepoint
22%inclusion166 decks747 decks
21%synergy
Retreat to Hagra
18%inclusion138 decks747 decks
18%synergy
Agent of the Shadow Thieves
16%inclusion119 decks747 decks
15%synergy
Death Pits of Rath
16%inclusion118 decks747 decks
16%synergy
Reconnaissance
15%inclusion115 decks747 decks
4%synergy
Black Market
14%inclusion104 decks747 decks
8%synergy
Revel in Riches
13%inclusion95 decks747 decks
6%synergy
Eternal Thirst
12%inclusion86 decks747 decks
11%synergy
Forge Anew
10%inclusion74 decks747 decks
8%synergy
Black Market Connections
9.0%inclusion67 decks747 decks
-7%synergy
Nowhere to Run
8.7%inclusion57 decks654 decks
8%synergy
Sigarda's Aid
7.9%inclusion59 decks747 decks
5%synergy
Kaya's Ghostform
7.9%inclusion59 decks747 decks
6%synergy
Grave Betrayal
7.2%inclusion54 decks747 decks
7%synergy
Glasswing Grace
6.6%inclusion46 decks699 decks
5%synergy
Feast of the Victorious Dead
5.8%inclusion43 decks747 decks
5%synergy
Gift of Immortality
5.5%inclusion41 decks747 decks
5%synergy
Life Insurance
5.5%inclusion41 decks747 decks
3%synergy
Planeswalkers
Kaya, Geist Hunter
9.1%inclusion68 decks747 decks
5%synergy
Vraska, Betrayal's Sting
8.2%inclusion61 decks747 decks
8%synergy
Dihada, Binder of Wills
7.1%inclusion53 decks747 decks
3%synergy
Utility Lands
Vault of the Archangel
54%inclusion406 decks747 decks
32%synergy
Rogue's Passage
52%inclusion392 decks747 decks
29%synergy
Bojuka Bog
36%inclusion270 decks747 decks
5%synergy
Arcane Lighthouse
28%inclusion209 decks747 decks
27%synergy
Detection Tower
25%inclusion185 decks747 decks
24%synergy
Karn's Bastion
24%inclusion182 decks747 decks
24%synergy
Axgard Armory
16%inclusion122 decks747 decks
14%synergy
Sunhome, Fortress of the Legion
10%inclusion76 decks747 decks
7%synergy
Buried Ruin
10%inclusion72 decks747 decks
6%synergy
Temple of the False God
7.8%inclusion58 decks747 decks
1%synergy
Reliquary Tower
7.5%inclusion56 decks747 decks
-8%synergy
Shizo, Death's Storehouse
5.8%inclusion43 decks747 decks
-1%synergy
Mana Artifacts
Arcane Signet
87%inclusion650 decks747 decks
1%synergy
Sol Ring
79%inclusion591 decks747 decks
-10%synergy
Patriar's Seal
59%inclusion439 decks747 decks
57%synergy
Orzhov Signet
52%inclusion390 decks747 decks
21%synergy
Rakdos Signet
49%inclusion364 decks747 decks
19%synergy
Boros Signet
44%inclusion332 decks747 decks
16%synergy
Talisman of Conviction
32%inclusion238 decks747 decks
-10%synergy
Talisman of Hierarchy
32%inclusion237 decks747 decks
-9%synergy
Talisman of Indulgence
25%inclusion187 decks747 decks
-12%synergy
Fellwar Stone
25%inclusion184 decks747 decks
-3%synergy
Bounty Board
23%inclusion168 decks740 decks
21%synergy
Commander's Sphere
21%inclusion156 decks747 decks
7%synergy
Bandit's Haul
12%inclusion91 decks744 decks
11%synergy
Aetheric Amplifier
11%inclusion46 decks426 decks
11%synergy
Chromatic Lantern
7.5%inclusion56 decks747 decks
-4%synergy
Mardu Banner
6.8%inclusion51 decks747 decks
4%synergy
Mind Stone
6.4%inclusion48 decks747 decks
-2%synergy
Savai Crystal
6.4%inclusion48 decks747 decks
5%synergy
Staff of Compleation
5.8%inclusion43 decks747 decks
5%synergy
Lands
Swamp
99%inclusion737 decks747 decks
3%synergy
Plains
99%inclusion737 decks747 decks
4%synergy
Mountain
98%inclusion733 decks747 decks
4%synergy
Command Tower
93%inclusion696 decks747 decks
1%synergy
Nomad Outpost
75%inclusion562 decks747 decks
17%synergy
Exotic Orchard
62%inclusion464 decks747 decks
10%synergy
Clifftop Retreat
50%inclusion372 decks747 decks
-1%synergy
Isolated Chapel
49%inclusion367 decks747 decks
-4%synergy
Dragonskull Summit
48%inclusion360 decks747 decks
-4%synergy
Smoldering Marsh
43%inclusion323 decks747 decks
7%synergy
Caves of Koilos
43%inclusion322 decks747 decks
4%synergy
Battlefield Forge
42%inclusion314 decks747 decks
2%synergy
Evolving Wilds
38%inclusion283 decks747 decks
12%synergy
Savai Triome
37%inclusion278 decks747 decks
-1%synergy
Forbidden Orchard
34%inclusion253 decks747 decks
31%synergy
Shattered Landscape
31%inclusion217 decks693 decks
12%synergy
Godless Shrine
29%inclusion215 decks747 decks
-19%synergy
Vault of Champions
28%inclusion212 decks747 decks
-4%synergy
Temple of Silence
28%inclusion212 decks747 decks
6%synergy
Path of Ancestry
28%inclusion208 decks747 decks
-10%synergy
Orzhov Basilica
27%inclusion204 decks747 decks
13%synergy
Blood Crypt
27%inclusion204 decks747 decks
-17%synergy
Sacred Foundry
27%inclusion203 decks747 decks
-18%synergy
Spectator Seating
27%inclusion199 decks747 decks
-5%synergy
Temple of Triumph
26%inclusion196 decks747 decks
4%synergy
Luxury Suite
26%inclusion193 decks747 decks
-5%synergy
Rakdos Carnarium
25%inclusion189 decks747 decks
13%synergy
Boros Garrison
25%inclusion185 decks747 decks
12%synergy
Terramorphic Expanse
25%inclusion185 decks747 decks
6%synergy
Sulfurous Springs
22%inclusion165 decks747 decks
-6%synergy
Temple of Malice
22%inclusion165 decks747 decks
5%synergy
Sundown Pass
20%inclusion148 decks747 decks
-1%synergy
Myriad Landscape
19%inclusion145 decks747 decks
8%synergy
Shattered Sanctum
18%inclusion137 decks747 decks
-5%synergy
Shadowblood Ridge
18%inclusion135 decks747 decks
3%synergy
Haunted Ridge
18%inclusion134 decks747 decks
-2%synergy
Marsh Flats
16%inclusion116 decks747 decks
-16%synergy
Tainted Field
15%inclusion114 decks747 decks
3%synergy
Arid Mesa
15%inclusion109 decks747 decks
-17%synergy
Bloodstained Mire
15%inclusion109 decks747 decks
-18%synergy
Rugged Prairie
13%inclusion100 decks747 decks
-4%synergy
Fetid Heath
13%inclusion98 decks747 decks
-8%synergy
Foreboding Ruins
12%inclusion90 decks747 decks
1%synergy
Furycalm Snarl
11%inclusion80 decks747 decks
1%synergy
Shineshadow Snarl
10%inclusion78 decks747 decks
1%synergy
Bloodfell Caves
10%inclusion72 decks747 decks
1%synergy
Scoured Barrens
9.1%inclusion68 decks747 decks
0%synergy
Malakir Rebirth
8.3%inclusion62 decks747 decks
3%synergy
Tainted Peak
8.0%inclusion60 decks747 decks
-2%synergy
Wind-Scarred Crag
8.0%inclusion60 decks747 decks
0%synergy
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