Altaïr, Brotherhood Mentor (Commander) - Core

Original Name:

Kelsien, the PlagueKelsien, the Plague

Altaïr, Brotherhood Mentor
Rank #446
708decks
As CommanderAs CardAverage DeckDecksView Precon
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Budget
Any$$$$
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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Enchantments
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Utility Lands
Mana Artifacts
Lands
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Thor, Guardian of Midgard
17%inclusion1 decks6 decks
17%synergy
Hawkeye, Young Avenger
7.1%inclusion1 decks14 decks
7%synergy
Asgardian Inspiration
7.1%inclusion1 decks14 decks
7%synergy
Decorum Dissertation
5.9%inclusion4 decks68 decks
4%synergy
Emeritus of Woe
5.9%inclusion4 decks68 decks
1%synergy
High Synergy Cards
Basilisk Collar
84%inclusion593 decks708 decks
79%synergy
Minthara, Merciless Soul
78%inclusion553 decks708 decks
77%synergy
Otharri, Suns' Glory
77%inclusion544 decks708 decks
71%synergy
Rune of Mortality
72%inclusion512 decks708 decks
71%synergy
Vorpal Sword
65%inclusion460 decks708 decks
63%synergy
Falthis, Shadowcat Familiar
62%inclusion437 decks708 decks
60%synergy
Gorgon's Head
61%inclusion434 decks708 decks
60%synergy
Sting, the Glinting Dagger
62%inclusion436 decks708 decks
60%synergy
You Are Already Dead
61%inclusion429 decks708 decks
59%synergy
Mari, the Killing Quill
64%inclusion456 decks708 decks
58%synergy
Top Cards
Morbid Opportunist
74%inclusion524 decks708 decks
56%synergy
General's Enforcer
56%inclusion400 decks708 decks
49%synergy
Shay Cormac
56%inclusion400 decks708 decks
54%synergy
Drumbellower
56%inclusion398 decks708 decks
54%synergy
Swiftfoot Boots
54%inclusion380 decks708 decks
22%synergy
Termination Facilitator
47%inclusion334 decks708 decks
46%synergy
Humble Defector
47%inclusion332 decks708 decks
45%synergy
Mirrodin Avenged
46%inclusion324 decks708 decks
45%synergy
Gift of Doom
46%inclusion323 decks708 decks
45%synergy
Kalemne, Disciple of Iroas
45%inclusion320 decks708 decks
45%synergy
Creatures
Mathas, Fiend Seeker
44%inclusion314 decks708 decks
42%synergy
Taii Wakeen, Perfect Shot
43%inclusion305 decks708 decks
42%synergy
Slaughter Specialist
43%inclusion305 decks708 decks
42%synergy
Lae'zel, Vlaakith's Champion
43%inclusion302 decks708 decks
41%synergy
Magda, the Hoardmaster
43%inclusion301 decks708 decks
40%synergy
Daxos the Returned
40%inclusion284 decks708 decks
39%synergy
Harvester of Souls
39%inclusion274 decks708 decks
36%synergy
White Plume Adventurer
37%inclusion265 decks708 decks
36%synergy
Void Beckoner
35%inclusion247 decks708 decks
34%synergy
Ertha Jo, Frontier Mentor
34%inclusion241 decks708 decks
33%synergy
Archetype of Finality
33%inclusion237 decks708 decks
33%synergy
Maha, Its Feathers Night
31%inclusion214 decks682 decks
30%synergy
Blood Cultist
30%inclusion212 decks708 decks
30%synergy
Zagras, Thief of Heartbeats
26%inclusion184 decks708 decks
25%synergy
Mother of Runes
25%inclusion175 decks708 decks
17%synergy
Sun Titan
24%inclusion173 decks708 decks
14%synergy
Ankle Shanker
24%inclusion170 decks708 decks
21%synergy
Assault Intercessor
22%inclusion153 decks708 decks
21%synergy
Goblin Sharpshooter
22%inclusion153 decks708 decks
21%synergy
Athreos, Shroud-Veiled
21%inclusion152 decks708 decks
20%synergy
Queen Marchesa
21%inclusion152 decks708 decks
16%synergy
Marvin, Murderous Mimic
21%inclusion129 decks628 decks
19%synergy
Clackbridge Troll
20%inclusion144 decks708 decks
20%synergy
Cunning Sparkmage
20%inclusion141 decks708 decks
20%synergy
Tor Wauki the Younger
18%inclusion126 decks708 decks
18%synergy
Deathbringer Thoctar
17%inclusion123 decks708 decks
17%synergy
Akiri, Fearless Voyager
17%inclusion123 decks708 decks
15%synergy
Vulshok Sorcerer
17%inclusion118 decks708 decks
16%synergy
Puresteel Paladin
16%inclusion113 decks708 decks
12%synergy
Solemn Simulacrum
16%inclusion112 decks708 decks
3%synergy
Robaran Mercenaries
15%inclusion107 decks708 decks
15%synergy
Massacre Girl, Known Killer
14%inclusion102 decks708 decks
12%synergy
Grateful Apparition
14%inclusion101 decks708 decks
14%synergy
Royal Assassin
13%inclusion93 decks708 decks
10%synergy
Torbran, Thane of Red Fell
13%inclusion91 decks708 decks
12%synergy
Kratos, Stoic Father
13%inclusion30 decks234 decks
13%synergy
Onyx Mage
11%inclusion79 decks708 decks
11%synergy
Rakdos Ickspitter
11%inclusion76 decks708 decks
11%synergy
Blood Artist
10%inclusion74 decks708 decks
-8%synergy
Aang, Airbending Master
10%inclusion27 decks259 decks
9%synergy
Gisa, Glorious Resurrector
9.5%inclusion67 decks708 decks
9%synergy
Jirina, Dauntless General
9.3%inclusion66 decks708 decks
7%synergy
Azula, Ruthless Firebender
9.1%inclusion19 decks209 decks
9%synergy
Bureau Headmaster
8.7%inclusion61 decks704 decks
8%synergy
Sram, Senior Edificer
8.3%inclusion59 decks708 decks
6%synergy
Esper Sentinel
8.1%inclusion57 decks708 decks
-10%synergy
Metastatic Evangel
7.8%inclusion55 decks708 decks
7%synergy
Stoneforge Mystic
7.8%inclusion55 decks708 decks
5%synergy
Norn's Choirmaster
7.8%inclusion55 decks708 decks
8%synergy
Prodigal Pyromancer
7.6%inclusion54 decks708 decks
8%synergy
Instants
Crackling Doom
45%inclusion317 decks708 decks
28%synergy
Swords to Plowshares
44%inclusion314 decks708 decks
-18%synergy
Boros Charm
38%inclusion268 decks708 decks
9%synergy
Stroke of Midnight
35%inclusion250 decks708 decks
24%synergy
Fracture
32%inclusion226 decks708 decks
26%synergy
Despark
29%inclusion206 decks708 decks
15%synergy
Offer Immortality
27%inclusion193 decks708 decks
26%synergy
Generous Gift
27%inclusion188 decks708 decks
9%synergy
Path to Exile
26%inclusion186 decks708 decks
-20%synergy
Anguished Unmaking
25%inclusion177 decks708 decks
-8%synergy
Bladebrand
25%inclusion175 decks708 decks
24%synergy
Mortify
19%inclusion134 decks708 decks
4%synergy
Terminate
19%inclusion133 decks708 decks
6%synergy
Dire Tactics
18%inclusion128 decks708 decks
15%synergy
Chaos Warp
15%inclusion107 decks708 decks
-1%synergy
Rakdos Charm
13%inclusion89 decks708 decks
4%synergy
Virulent Swipe
12%inclusion83 decks708 decks
12%synergy
Wear // Tear
11%inclusion79 decks708 decks
-0%synergy
Battle-Rage Blessing
11%inclusion76 decks708 decks
10%synergy
Flawless Maneuver
10%inclusion74 decks708 decks
-4%synergy
Toxin Analysis
10%inclusion71 decks708 decks
10%synergy
Tragic Slip
10%inclusion71 decks708 decks
9%synergy
Malakir Rebirth
10%inclusion70 decks708 decks
4%synergy
Thrill of Possibility
10%inclusion69 decks708 decks
2%synergy
Deflecting Palm
9.3%inclusion66 decks708 decks
3%synergy
Dawn's Truce
9.0%inclusion61 decks681 decks
2%synergy
Volt Charge
8.9%inclusion63 decks708 decks
9%synergy
Bedevil
8.9%inclusion63 decks708 decks
2%synergy
Whisper of the Dross
7.9%inclusion56 decks708 decks
8%synergy
Legion Leadership
7.9%inclusion56 decks708 decks
3%synergy
Sejiri Shelter
7.8%inclusion55 decks708 decks
6%synergy
Touch of Moonglove
7.5%inclusion53 decks708 decks
7%synergy
Untimely Malfunction
6.9%inclusion44 decks635 decks
2%synergy
Utter End
6.5%inclusion46 decks708 decks
2%synergy
Swift Demise
5.7%inclusion7 decks122 decks
6%synergy
Inevitable Defeat
5.5%inclusion23 decks419 decks
-0%synergy
Sorceries
Open the Armory
41%inclusion292 decks708 decks
37%synergy
Ruinous Ultimatum
41%inclusion292 decks708 decks
2%synergy
Mythos of Snapdax
37%inclusion265 decks708 decks
32%synergy
Painful Truths
35%inclusion249 decks708 decks
27%synergy
Read the Bones
30%inclusion214 decks708 decks
21%synergy
Call of the Death-Dweller
25%inclusion180 decks708 decks
25%synergy
Night's Whisper
24%inclusion167 decks708 decks
10%synergy
Sign in Blood
21%inclusion148 decks708 decks
13%synergy
Drown in Ichor
20%inclusion144 decks708 decks
20%synergy
Blasphemous Act
18%inclusion126 decks708 decks
-5%synergy
Vandalblast
17%inclusion118 decks708 decks
6%synergy
Steelshaper's Gift
15%inclusion107 decks708 decks
12%synergy
Sevinne's Reclamation
13%inclusion95 decks708 decks
5%synergy
Vindicate
12%inclusion88 decks708 decks
7%synergy
Damn
12%inclusion87 decks708 decks
-5%synergy
Single Combat
11%inclusion78 decks708 decks
10%synergy
Chandra's Ignition
11%inclusion78 decks708 decks
9%synergy
Unfinished Business
10%inclusion72 decks708 decks
10%synergy
Austere Command
10%inclusion69 decks708 decks
3%synergy
Unearth
10%inclusion68 decks708 decks
7%synergy
Vat Emergence
8.9%inclusion63 decks708 decks
9%synergy
Faithless Looting
8.8%inclusion62 decks708 decks
-7%synergy
Feed the Swarm
8.6%inclusion61 decks708 decks
4%synergy
Rip Apart
7.6%inclusion54 decks708 decks
7%synergy
Ambition's Cost
5.9%inclusion42 decks708 decks
4%synergy
Divine Reckoning
5.5%inclusion39 decks708 decks
5%synergy
Tempt with Bunnies
5.0%inclusion34 decks675 decks
4%synergy
Utility Artifacts
Thornbite Staff
44%inclusion308 decks708 decks
42%synergy
Gorgon Flail
42%inclusion300 decks708 decks
42%synergy
Quietus Spike
41%inclusion287 decks708 decks
39%synergy
Magewright's Stone
32%inclusion227 decks708 decks
31%synergy
Hunter's Blowgun
31%inclusion221 decks708 decks
31%synergy
Illusionist's Bracers
27%inclusion194 decks708 decks
26%synergy
Shadowspear
27%inclusion188 decks708 decks
22%synergy
Thousand-Year Elixir
25%inclusion176 decks708 decks
24%synergy
Glaring Spotlight
17%inclusion120 decks708 decks
17%synergy
Wayfarer's Bauble
15%inclusion104 decks708 decks
6%synergy
Battlemage's Bracers
15%inclusion104 decks708 decks
14%synergy
Lightning Greaves
15%inclusion104 decks708 decks
-20%synergy
Whispersilk Cloak
12%inclusion83 decks708 decks
6%synergy
Puppet Strings
12%inclusion83 decks708 decks
11%synergy
Mithril Coat
11%inclusion75 decks708 decks
5%synergy
Brotherhood Regalia
10%inclusion74 decks707 decks
7%synergy
Hidden Blade
10%inclusion69 decks708 decks
9%synergy
Mask of Griselbrand
8.6%inclusion61 decks708 decks
8%synergy
Sword of the Animist
7.3%inclusion52 decks708 decks
-2%synergy
Loxodon Warhammer
6.9%inclusion49 decks708 decks
5%synergy
Reaper's Talisman
6.8%inclusion48 decks708 decks
6%synergy
Dragonfire Blade
6.3%inclusion24 decks378 decks
5%synergy
Haystack
5.6%inclusion40 decks708 decks
4%synergy
Sword of Truth and Justice
5.5%inclusion39 decks708 decks
5%synergy
Robe of Stars
5.4%inclusion38 decks708 decks
4%synergy
Halo Fountain
5.4%inclusion38 decks708 decks
5%synergy
The Masamune
5.2%inclusion16 decks306 decks
5%synergy
Enchantments
Dazzling Theater // Prop Room
30%inclusion186 decks624 decks
28%synergy
Phyrexian Arena
28%inclusion199 decks708 decks
10%synergy
Aspect of Gorgon
28%inclusion196 decks708 decks
27%synergy
Fighter Class
26%inclusion187 decks708 decks
24%synergy
All-Out Assault
26%inclusion100 decks382 decks
15%synergy
At Knifepoint
23%inclusion164 decks708 decks
22%synergy
Reconnaissance
17%inclusion119 decks708 decks
5%synergy
Retreat to Hagra
17%inclusion117 decks708 decks
16%synergy
Agent of the Shadow Thieves
16%inclusion110 decks708 decks
15%synergy
Death Pits of Rath
15%inclusion105 decks708 decks
15%synergy
Black Market
15%inclusion104 decks708 decks
9%synergy
Revel in Riches
13%inclusion95 decks708 decks
7%synergy
Eternal Thirst
11%inclusion79 decks708 decks
11%synergy
Black Market Connections
10%inclusion68 decks708 decks
-6%synergy
Forge Anew
9.3%inclusion66 decks708 decks
7%synergy
Nowhere to Run
8.7%inclusion60 decks691 decks
8%synergy
Sigarda's Aid
8.2%inclusion58 decks708 decks
5%synergy
Kaya's Ghostform
7.5%inclusion53 decks708 decks
5%synergy
Grave Betrayal
7.3%inclusion52 decks708 decks
7%synergy
Glasswing Grace
6.5%inclusion46 decks708 decks
5%synergy
Gift of Immortality
5.5%inclusion39 decks708 decks
5%synergy
Feast of the Victorious Dead
5.5%inclusion39 decks708 decks
5%synergy
Planeswalkers
Kaya, Geist Hunter
8.6%inclusion61 decks708 decks
4%synergy
Vraska, Betrayal's Sting
7.9%inclusion56 decks708 decks
8%synergy
Dihada, Binder of Wills
7.1%inclusion50 decks708 decks
3%synergy
Utility Lands
Vault of the Archangel
55%inclusion391 decks708 decks
32%synergy
Rogue's Passage
54%inclusion385 decks708 decks
31%synergy
Bojuka Bog
38%inclusion268 decks708 decks
7%synergy
Arcane Lighthouse
30%inclusion211 decks708 decks
29%synergy
Karn's Bastion
24%inclusion173 decks708 decks
24%synergy
Detection Tower
24%inclusion171 decks708 decks
24%synergy
Axgard Armory
16%inclusion116 decks708 decks
15%synergy
Sunhome, Fortress of the Legion
10%inclusion74 decks708 decks
7%synergy
Buried Ruin
10%inclusion72 decks708 decks
7%synergy
Reliquary Tower
7.6%inclusion54 decks708 decks
-7%synergy
Temple of the False God
7.2%inclusion51 decks708 decks
1%synergy
Shizo, Death's Storehouse
5.6%inclusion40 decks708 decks
-1%synergy
Urborg, Tomb of Yawgmoth
5.6%inclusion40 decks708 decks
-7%synergy
Mana Artifacts
Arcane Signet
87%inclusion618 decks708 decks
1%synergy
Sol Ring
80%inclusion563 decks708 decks
-9%synergy
Patriar's Seal
60%inclusion422 decks708 decks
58%synergy
Orzhov Signet
51%inclusion362 decks708 decks
21%synergy
Rakdos Signet
48%inclusion337 decks708 decks
19%synergy
Boros Signet
43%inclusion305 decks708 decks
16%synergy
Talisman of Hierarchy
32%inclusion227 decks708 decks
-9%synergy
Talisman of Conviction
32%inclusion226 decks708 decks
-10%synergy
Talisman of Indulgence
26%inclusion184 decks708 decks
-11%synergy
Bounty Board
25%inclusion174 decks708 decks
23%synergy
Fellwar Stone
25%inclusion174 decks708 decks
-4%synergy
Commander's Sphere
19%inclusion137 decks708 decks
6%synergy
Bandit's Haul
13%inclusion95 decks708 decks
12%synergy
Aetheric Amplifier
11%inclusion53 decks465 decks
11%synergy
Chromatic Lantern
7.3%inclusion52 decks708 decks
-3%synergy
Mardu Banner
6.9%inclusion49 decks708 decks
4%synergy
Mind Stone
6.5%inclusion46 decks708 decks
-2%synergy
Savai Crystal
5.8%inclusion41 decks708 decks
4%synergy
Staff of Compleation
5.6%inclusion40 decks708 decks
5%synergy
Lands
Swamp
98%inclusion696 decks708 decks
3%synergy
Plains
98%inclusion696 decks708 decks
3%synergy
Mountain
98%inclusion692 decks708 decks
4%synergy
Command Tower
94%inclusion663 decks708 decks
1%synergy
Nomad Outpost
76%inclusion536 decks708 decks
18%synergy
Exotic Orchard
63%inclusion448 decks708 decks
11%synergy
Clifftop Retreat
52%inclusion365 decks708 decks
0%synergy
Isolated Chapel
50%inclusion357 decks708 decks
-3%synergy
Dragonskull Summit
49%inclusion345 decks708 decks
-4%synergy
Caves of Koilos
44%inclusion310 decks708 decks
4%synergy
Battlefield Forge
43%inclusion306 decks708 decks
2%synergy
Smoldering Marsh
42%inclusion298 decks708 decks
5%synergy
Savai Triome
37%inclusion264 decks708 decks
-0%synergy
Evolving Wilds
36%inclusion257 decks708 decks
11%synergy
Forbidden Orchard
35%inclusion250 decks708 decks
33%synergy
Godless Shrine
31%inclusion223 decks708 decks
-16%synergy
Shattered Landscape
31%inclusion221 decks708 decks
12%synergy
Sacred Foundry
30%inclusion212 decks708 decks
-15%synergy
Blood Crypt
29%inclusion206 decks708 decks
-16%synergy
Vault of Champions
29%inclusion205 decks708 decks
-3%synergy
Path of Ancestry
28%inclusion196 decks708 decks
-10%synergy
Temple of Silence
27%inclusion192 decks708 decks
5%synergy
Spectator Seating
27%inclusion191 decks708 decks
-4%synergy
Orzhov Basilica
27%inclusion189 decks708 decks
13%synergy
Luxury Suite
26%inclusion184 decks708 decks
-5%synergy
Temple of Triumph
25%inclusion180 decks708 decks
4%synergy
Rakdos Carnarium
24%inclusion172 decks708 decks
13%synergy
Terramorphic Expanse
24%inclusion172 decks708 decks
6%synergy
Boros Garrison
24%inclusion171 decks708 decks
12%synergy
Sulfurous Springs
23%inclusion166 decks708 decks
-5%synergy
Sundown Pass
22%inclusion157 decks708 decks
1%synergy
Shattered Sanctum
21%inclusion146 decks708 decks
-5%synergy
Temple of Malice
20%inclusion145 decks708 decks
4%synergy
Haunted Ridge
19%inclusion137 decks708 decks
-0%synergy
Myriad Landscape
18%inclusion130 decks708 decks
7%synergy
Shadowblood Ridge
18%inclusion128 decks708 decks
3%synergy
Marsh Flats
16%inclusion114 decks708 decks
-15%synergy
Arid Mesa
16%inclusion112 decks708 decks
-15%synergy
Bloodstained Mire
16%inclusion111 decks708 decks
-17%synergy
Tainted Field
15%inclusion108 decks708 decks
4%synergy
Rugged Prairie
15%inclusion104 decks708 decks
-3%synergy
Fetid Heath
14%inclusion102 decks708 decks
-7%synergy
Foreboding Ruins
12%inclusion82 decks708 decks
0%synergy
Furycalm Snarl
10%inclusion73 decks708 decks
1%synergy
Malakir Rebirth
10%inclusion70 decks708 decks
4%synergy
Shineshadow Snarl
9.5%inclusion67 decks708 decks
-0%synergy
Bloodfell Caves
9.2%inclusion65 decks708 decks
0%synergy
Scoured Barrens
8.6%inclusion61 decks708 decks
-0%synergy
Brightclimb Pathway
8.5%inclusion60 decks708 decks
-0%synergy
Legion Leadership
7.9%inclusion56 decks708 decks
3%synergy
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