Kelsien, the Plague (Commander)

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Ezra Sassaman
Nov 20, 2025
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.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Emeritus of Woe
4.7%inclusion25 decks531 decks
-1%synergy
Decorum Dissertation
4.3%inclusion24 decks557 decks
3%synergy
Turbulent Steppe
4.0%inclusion25 decks629 decks
1%synergy
Eclipsed Steppe
3.7%inclusion23 decks629 decks
1%synergy
Turbulent Moor
3.2%inclusion20 decks629 decks
0%synergy
High Synergy Cards
Basilisk Collar
89%inclusion5.27K decks5.92K decks
85%synergy
Rune of Mortality
74%inclusion4.37K decks5.92K decks
72%synergy
Minthara, Merciless Soul
73%inclusion4.32K decks5.92K decks
71%synergy
Otharri, Suns' Glory
73%inclusion4.34K decks5.92K decks
68%synergy
Vorpal Sword
69%inclusion4.08K decks5.92K decks
67%synergy
Gorgon's Head
65%inclusion3.87K decks5.92K decks
64%synergy
Mari, the Killing Quill
68%inclusion4.02K decks5.92K decks
62%synergy
Drumbellower
62%inclusion3.69K decks5.92K decks
60%synergy
Falthis, Shadowcat Familiar
61%inclusion3.63K decks5.92K decks
60%synergy
Sting, the Glinting Dagger
62%inclusion3.66K decks5.92K decks
60%synergy
Top Cards
Morbid Opportunist
71%inclusion4.20K decks5.92K decks
53%synergy
Thornbite Staff
61%inclusion3.62K decks5.92K decks
60%synergy
Swiftfoot Boots
61%inclusion3.59K decks5.92K decks
29%synergy
Shay Cormac
58%inclusion3.36K decks5.79K decks
55%synergy
General's Enforcer
55%inclusion3.25K decks5.92K decks
47%synergy
Open the Armory
53%inclusion3.13K decks5.92K decks
49%synergy
You Are Already Dead
52%inclusion3.09K decks5.92K decks
51%synergy
Swords to Plowshares
50%inclusion2.94K decks5.92K decks
-12%synergy
Gorgon Flail
48%inclusion2.81K decks5.92K decks
47%synergy
Gift of Doom
47%inclusion2.81K decks5.92K decks
47%synergy
Game Changers
Smothering Tithe
20%inclusion1.16K decks5.92K decks
-5%synergy
Enlightened Tutor
16%inclusion954 decks5.92K decks
4%synergy
Teferi's Protection
16%inclusion927 decks5.92K decks
-4%synergy
Demonic Tutor
15%inclusion901 decks5.92K decks
-4%synergy
Vampiric Tutor
9.5%inclusion561 decks5.92K decks
-5%synergy
Farewell
8.4%inclusion496 decks5.92K decks
-2%synergy
Orcish Bowmasters
7.9%inclusion468 decks5.92K decks
3%synergy
Jeska's Will
6.1%inclusion363 decks5.92K decks
-4%synergy
Creatures
Termination Facilitator
45%inclusion2.69K decks5.92K decks
44%synergy
Magda, the Hoardmaster
44%inclusion2.63K decks5.92K decks
42%synergy
Lae'zel, Vlaakith's Champion
43%inclusion2.56K decks5.92K decks
41%synergy
Daxos the Returned
42%inclusion2.46K decks5.92K decks
41%synergy
Maha, Its Feathers Night
41%inclusion2.34K decks5.64K decks
40%synergy
Kalemne, Disciple of Iroas
40%inclusion2.39K decks5.92K decks
40%synergy
Humble Defector
40%inclusion2.35K decks5.92K decks
37%synergy
Mathas, Fiend Seeker
38%inclusion2.24K decks5.92K decks
36%synergy
Harvester of Souls
37%inclusion2.21K decks5.92K decks
34%synergy
Taii Wakeen, Perfect Shot
36%inclusion2.15K decks5.92K decks
36%synergy
White Plume Adventurer
36%inclusion2.15K decks5.92K decks
35%synergy
Slaughter Specialist
35%inclusion2.10K decks5.92K decks
35%synergy
Void Beckoner
34%inclusion2.03K decks5.92K decks
34%synergy
Mother of Runes
31%inclusion1.84K decks5.92K decks
24%synergy
Goblin Sharpshooter
31%inclusion1.81K decks5.92K decks
30%synergy
Ertha Jo, Frontier Mentor
30%inclusion1.79K decks5.92K decks
30%synergy
Archetype of Finality
29%inclusion1.69K decks5.92K decks
28%synergy
Blood Cultist
25%inclusion1.48K decks5.92K decks
25%synergy
Puresteel Paladin
24%inclusion1.41K decks5.92K decks
20%synergy
Athreos, Shroud-Veiled
23%inclusion1.39K decks5.92K decks
22%synergy
Stoneforge Mystic
22%inclusion1.32K decks5.92K decks
20%synergy
Sun Titan
21%inclusion1.26K decks5.92K decks
11%synergy
Esper Sentinel
20%inclusion1.21K decks5.92K decks
2%synergy
Zagras, Thief of Heartbeats
20%inclusion1.21K decks5.92K decks
19%synergy
Marvin, Murderous Mimic
20%inclusion1.05K decks5.21K decks
19%synergy
Assault Intercessor
20%inclusion1.16K decks5.92K decks
19%synergy
Queen Marchesa
18%inclusion1.09K decks5.92K decks
12%synergy
Ankle Shanker
17%inclusion993 decks5.92K decks
14%synergy
Akiri, Fearless Voyager
15%inclusion908 decks5.92K decks
13%synergy
Deathbringer Thoctar
15%inclusion906 decks5.92K decks
15%synergy
Kratos, Stoic Father
15%inclusion358 decks2.40K decks
15%synergy
Massacre Girl, Known Killer
14%inclusion837 decks5.92K decks
12%synergy
Cunning Sparkmage
14%inclusion825 decks5.92K decks
14%synergy
Blood Artist
14%inclusion804 decks5.92K decks
-5%synergy
Clackbridge Troll
13%inclusion743 decks5.92K decks
12%synergy
Vulshok Sorcerer
12%inclusion703 decks5.92K decks
12%synergy
Tor Wauki the Younger
12%inclusion697 decks5.92K decks
11%synergy
Sram, Senior Edificer
12%inclusion688 decks5.92K decks
9%synergy
Solemn Simulacrum
12%inclusion687 decks5.92K decks
-1%synergy
Azula, Ruthless Firebender
11%inclusion244 decks2.15K decks
11%synergy
Royal Assassin
11%inclusion667 decks5.92K decks
8%synergy
Aang, Airbending Master
11%inclusion307 decks2.75K decks
10%synergy
Zuko, Firebending Master
11%inclusion238 decks2.14K decks
10%synergy
Gisa, Glorious Resurrector
11%inclusion650 decks5.92K decks
10%synergy
Grateful Apparition
11%inclusion650 decks5.92K decks
11%synergy
Robaran Mercenaries
10%inclusion613 decks5.92K decks
10%synergy
Torbran, Thane of Red Fell
10%inclusion590 decks5.92K decks
10%synergy
Bureau Headmaster
10%inclusion566 decks5.77K decks
9%synergy
Stonehewer Giant
10%inclusion568 decks5.92K decks
9%synergy
Qarsi Revenant
9.0%inclusion355 decks3.95K decks
6%synergy
Instants
Boros Charm
44%inclusion2.60K decks5.92K decks
15%synergy
Mirrodin Avenged
41%inclusion2.40K decks5.92K decks
40%synergy
Crackling Doom
37%inclusion2.19K decks5.92K decks
20%synergy
Stroke of Midnight
34%inclusion1.98K decks5.92K decks
22%synergy
Path to Exile
32%inclusion1.87K decks5.92K decks
-15%synergy
Anguished Unmaking
31%inclusion1.85K decks5.92K decks
-2%synergy
Fracture
30%inclusion1.77K decks5.92K decks
24%synergy
Generous Gift
28%inclusion1.67K decks5.92K decks
10%synergy
Despark
22%inclusion1.32K decks5.92K decks
8%synergy
Offer Immortality
21%inclusion1.26K decks5.92K decks
20%synergy
Bladebrand
18%inclusion1.09K decks5.92K decks
18%synergy
Flawless Maneuver
18%inclusion1.09K decks5.92K decks
4%synergy
Mortify
17%inclusion1K decks5.92K decks
2%synergy
Deflecting Swat
17%inclusion980 decks5.92K decks
1%synergy
Chaos Warp
16%inclusion944 decks5.92K decks
0%synergy
Terminate
14%inclusion815 decks5.92K decks
1%synergy
Dire Tactics
13%inclusion766 decks5.92K decks
10%synergy
Dawn's Truce
12%inclusion693 decks5.61K decks
5%synergy
Wear // Tear
12%inclusion725 decks5.92K decks
1%synergy
Rakdos Charm
12%inclusion718 decks5.92K decks
3%synergy
Deflecting Palm
11%inclusion624 decks5.92K decks
4%synergy
Malakir Rebirth
10%inclusion593 decks5.92K decks
5%synergy
Virulent Swipe
8.4%inclusion494 decks5.92K decks
8%synergy
Sejiri Shelter
8.1%inclusion480 decks5.92K decks
6%synergy
Deadly Rollick
7.8%inclusion461 decks5.92K decks
-3%synergy
Battle-Rage Blessing
7.5%inclusion446 decks5.92K decks
7%synergy
Untimely Malfunction
7.2%inclusion374 decks5.23K decks
2%synergy
Tragic Slip
7.0%inclusion416 decks5.92K decks
6%synergy
Legion Leadership
6.9%inclusion409 decks5.91K decks
3%synergy
Thrill of Possibility
6.5%inclusion385 decks5.92K decks
-1%synergy
Toxin Analysis
6.4%inclusion380 decks5.92K decks
6%synergy
Bedevil
6.4%inclusion378 decks5.92K decks
-1%synergy
Whisper of the Dross
6.1%inclusion360 decks5.92K decks
6%synergy
Loran's Escape
6.0%inclusion353 decks5.92K decks
5%synergy
Swift Demise
5.8%inclusion63 decks1.09K decks
6%synergy
Utter End
5.6%inclusion331 decks5.92K decks
1%synergy
Dark Ritual
5.6%inclusion330 decks5.92K decks
-11%synergy
Volt Charge
5.5%inclusion326 decks5.92K decks
5%synergy
Touch of Moonglove
5.5%inclusion325 decks5.92K decks
5%synergy
Alesha's Legacy
5.4%inclusion211 decks3.93K decks
4%synergy
Sorceries
Ruinous Ultimatum
45%inclusion2.66K decks5.92K decks
6%synergy
Steelshaper's Gift
34%inclusion2.03K decks5.92K decks
31%synergy
Mythos of Snapdax
32%inclusion1.90K decks5.92K decks
27%synergy
Painful Truths
28%inclusion1.68K decks5.92K decks
20%synergy
Night's Whisper
26%inclusion1.56K decks5.92K decks
13%synergy
Read the Bones
26%inclusion1.54K decks5.92K decks
17%synergy
Vandalblast
22%inclusion1.33K decks5.92K decks
12%synergy
Blasphemous Act
22%inclusion1.28K decks5.92K decks
-1%synergy
Call of the Death-Dweller
20%inclusion1.18K decks5.92K decks
20%synergy
Sign in Blood
17%inclusion1.03K decks5.92K decks
9%synergy
Drown in Ichor
15%inclusion900 decks5.92K decks
15%synergy
Sevinne's Reclamation
14%inclusion834 decks5.92K decks
6%synergy
Chandra's Ignition
14%inclusion805 decks5.92K decks
12%synergy
Damn
13%inclusion798 decks5.92K decks
-4%synergy
Vindicate
11%inclusion622 decks5.92K decks
5%synergy
Faithless Looting
8.5%inclusion503 decks5.92K decks
-7%synergy
Unfinished Business
8.5%inclusion503 decks5.92K decks
8%synergy
Single Combat
8.4%inclusion498 decks5.92K decks
7%synergy
Unearth
8.3%inclusion492 decks5.92K decks
6%synergy
Austere Command
8.0%inclusion472 decks5.92K decks
1%synergy
Toxic Deluge
8.0%inclusion471 decks5.92K decks
0%synergy
Diabolic Tutor
6.4%inclusion381 decks5.92K decks
0%synergy
Feed the Swarm
6.1%inclusion360 decks5.92K decks
1%synergy
Reanimate
5.8%inclusion346 decks5.92K decks
-12%synergy
Vat Emergence
5.2%inclusion307 decks5.92K decks
5%synergy
Rip Apart
5.0%inclusion296 decks5.92K decks
4%synergy
Utility Artifacts
Quietus Spike
44%inclusion2.62K decks5.92K decks
43%synergy
Magewright's Stone
42%inclusion2.46K decks5.92K decks
40%synergy
Shadowspear
39%inclusion2.33K decks5.92K decks
35%synergy
Illusionist's Bracers
35%inclusion2.05K decks5.92K decks
33%synergy
Hunter's Blowgun
30%inclusion1.77K decks5.92K decks
29%synergy
Thousand-Year Elixir
29%inclusion1.71K decks5.92K decks
28%synergy
Lightning Greaves
24%inclusion1.39K decks5.92K decks
-11%synergy
Mithril Coat
19%inclusion1.14K decks5.92K decks
14%synergy
Glaring Spotlight
17%inclusion980 decks5.92K decks
16%synergy
Battlemage's Bracers
14%inclusion849 decks5.92K decks
14%synergy
Brotherhood Regalia
12%inclusion688 decks5.78K decks
9%synergy
Sword of the Animist
12%inclusion696 decks5.92K decks
3%synergy
Whispersilk Cloak
11%inclusion660 decks5.92K decks
6%synergy
Wayfarer's Bauble
9.5%inclusion560 decks5.92K decks
1%synergy
Hammer of Nazahn
9.4%inclusion555 decks5.92K decks
8%synergy
Puppet Strings
8.9%inclusion527 decks5.92K decks
9%synergy
The Masamune
8.7%inclusion289 decks3.32K decks
8%synergy
Sword of Truth and Justice
8.4%inclusion498 decks5.92K decks
8%synergy
Robe of Stars
8.3%inclusion493 decks5.92K decks
7%synergy
Hidden Blade
8.3%inclusion492 decks5.92K decks
8%synergy
Darksteel Plate
7.0%inclusion414 decks5.92K decks
5%synergy
Mask of Griselbrand
6.5%inclusion382 decks5.92K decks
5%synergy
Dragonfire Blade
6.3%inclusion245 decks3.90K decks
5%synergy
The Reaver Cleaver
6.1%inclusion359 decks5.92K decks
0%synergy
Scythe of the Wretched
6.0%inclusion352 decks5.92K decks
6%synergy
Haystack
5.9%inclusion348 decks5.92K decks
4%synergy
Reaper's Talisman
5.6%inclusion334 decks5.92K decks
5%synergy
Halo Fountain
5.1%inclusion304 decks5.92K decks
5%synergy
Sunforger
5.1%inclusion300 decks5.92K decks
2%synergy
Enchantments
Fighter Class
35%inclusion2.08K decks5.92K decks
32%synergy
Phyrexian Arena
32%inclusion1.89K decks5.92K decks
13%synergy
All-Out Assault
32%inclusion1.25K decks3.95K decks
20%synergy
Dazzling Theater // Prop Room
28%inclusion1.44K decks5.19K decks
26%synergy
Aspect of Gorgon
26%inclusion1.51K decks5.92K decks
25%synergy
Revel in Riches
22%inclusion1.31K decks5.92K decks
16%synergy
Sigarda's Aid
17%inclusion1.02K decks5.92K decks
14%synergy
At Knifepoint
17%inclusion1K decks5.92K decks
15%synergy
Black Market
17%inclusion995 decks5.92K decks
12%synergy
Reconnaissance
17%inclusion980 decks5.92K decks
5%synergy
Black Market Connections
16%inclusion927 decks5.92K decks
0%synergy
Retreat to Hagra
13%inclusion784 decks5.92K decks
13%synergy
Forge Anew
13%inclusion779 decks5.92K decks
11%synergy
Death Pits of Rath
13%inclusion763 decks5.92K decks
13%synergy
Agent of the Shadow Thieves
13%inclusion746 decks5.92K decks
12%synergy
Eternal Thirst
9.4%inclusion556 decks5.92K decks
9%synergy
Ghostly Prison
8.7%inclusion514 decks5.92K decks
1%synergy
Nowhere to Run
7.9%inclusion451 decks5.71K decks
7%synergy
Grave Betrayal
7.8%inclusion459 decks5.92K decks
7%synergy
Kaya's Ghostform
7.4%inclusion440 decks5.92K decks
5%synergy
Gift of Immortality
7.3%inclusion434 decks5.92K decks
6%synergy
Land Tax
6.7%inclusion399 decks5.92K decks
1%synergy
Trouble in Pairs
6.2%inclusion366 decks5.92K decks
1%synergy
Spiteful Banditry
5.1%inclusion303 decks5.92K decks
3%synergy
Planeswalkers
Vraska, Betrayal's Sting
8.7%inclusion512 decks5.92K decks
8%synergy
Kaya, Geist Hunter
7.0%inclusion417 decks5.92K decks
3%synergy
Utility Lands
Vault of the Archangel
50%inclusion2.98K decks5.92K decks
28%synergy
Rogue's Passage
50%inclusion2.94K decks5.92K decks
26%synergy
Bojuka Bog
37%inclusion2.20K decks5.92K decks
6%synergy
Arcane Lighthouse
33%inclusion1.98K decks5.92K decks
32%synergy
Detection Tower
24%inclusion1.44K decks5.92K decks
24%synergy
Karn's Bastion
22%inclusion1.32K decks5.92K decks
22%synergy
Axgard Armory
17%inclusion1K decks5.92K decks
15%synergy
Urborg, Tomb of Yawgmoth
13%inclusion761 decks5.92K decks
0%synergy
Reliquary Tower
12%inclusion724 decks5.92K decks
-3%synergy
Buried Ruin
12%inclusion690 decks5.92K decks
8%synergy
Shizo, Death's Storehouse
10%inclusion611 decks5.92K decks
3%synergy
Urza's Saga
8.4%inclusion496 decks5.92K decks
4%synergy
Sunhome, Fortress of the Legion
7.7%inclusion453 decks5.92K decks
4%synergy
Temple of the False God
6.8%inclusion404 decks5.92K decks
1%synergy
Mana Artifacts
Arcane Signet
86%inclusion5.10K decks5.92K decks
0%synergy
Sol Ring
85%inclusion5.03K decks5.92K decks
-3%synergy
Patriar's Seal
56%inclusion3.33K decks5.92K decks
54%synergy
Orzhov Signet
42%inclusion2.51K decks5.92K decks
12%synergy
Rakdos Signet
39%inclusion2.30K decks5.92K decks
10%synergy
Talisman of Hierarchy
36%inclusion2.15K decks5.92K decks
-4%synergy
Boros Signet
36%inclusion2.13K decks5.92K decks
9%synergy
Talisman of Conviction
34%inclusion2.01K decks5.92K decks
-8%synergy
Talisman of Indulgence
30%inclusion1.77K decks5.92K decks
-7%synergy
Fellwar Stone
24%inclusion1.45K decks5.92K decks
-4%synergy
Bounty Board
22%inclusion1.30K decks5.92K decks
20%synergy
Commander's Sphere
16%inclusion936 decks5.92K decks
2%synergy
Aetheric Amplifier
12%inclusion548 decks4.42K decks
12%synergy
Bandit's Haul
12%inclusion693 decks5.92K decks
11%synergy
Chromatic Lantern
10%inclusion593 decks5.92K decks
-1%synergy
Mind Stone
6.0%inclusion357 decks5.92K decks
-3%synergy
Mardu Banner
5.1%inclusion299 decks5.92K decks
2%synergy
Lands
Plains
97%inclusion5.75K decks5.92K decks
2%synergy
Swamp
97%inclusion5.75K decks5.92K decks
2%synergy
Mountain
96%inclusion5.67K decks5.92K decks
2%synergy
Command Tower
93%inclusion5.50K decks5.92K decks
1%synergy
Nomad Outpost
66%inclusion3.91K decks5.92K decks
8%synergy
Exotic Orchard
57%inclusion3.37K decks5.92K decks
5%synergy
Isolated Chapel
54%inclusion3.19K decks5.92K decks
1%synergy
Dragonskull Summit
52%inclusion3.10K decks5.92K decks
0%synergy
Clifftop Retreat
52%inclusion3.09K decks5.92K decks
1%synergy
Savai Triome
48%inclusion2.84K decks5.92K decks
10%synergy
Godless Shrine
47%inclusion2.80K decks5.92K decks
0%synergy
Sacred Foundry
45%inclusion2.69K decks5.92K decks
0%synergy
Blood Crypt
45%inclusion2.65K decks5.92K decks
0%synergy
Caves of Koilos
41%inclusion2.42K decks5.92K decks
2%synergy
Battlefield Forge
39%inclusion2.31K decks5.92K decks
-2%synergy
Vault of Champions
38%inclusion2.27K decks5.92K decks
6%synergy
Spectator Seating
37%inclusion2.17K decks5.92K decks
6%synergy
Forbidden Orchard
36%inclusion2.13K decks5.92K decks
34%synergy
Luxury Suite
34%inclusion2.04K decks5.92K decks
3%synergy
Smoldering Marsh
34%inclusion2.01K decks5.92K decks
-3%synergy
Bloodstained Mire
29%inclusion1.72K decks5.92K decks
-4%synergy
Marsh Flats
29%inclusion1.69K decks5.92K decks
-3%synergy
Arid Mesa
28%inclusion1.68K decks5.92K decks
-3%synergy
Evolving Wilds
26%inclusion1.57K decks5.92K decks
1%synergy
Sulfurous Springs
25%inclusion1.48K decks5.92K decks
-3%synergy
Shattered Sanctum
24%inclusion1.44K decks5.92K decks
0%synergy
Path of Ancestry
24%inclusion1.43K decks5.92K decks
-14%synergy
Sundown Pass
24%inclusion1.42K decks5.92K decks
3%synergy
Haunted Ridge
22%inclusion1.29K decks5.92K decks
2%synergy
Shattered Landscape
21%inclusion1.24K decks5.87K decks
2%synergy
Temple of Silence
20%inclusion1.18K decks5.92K decks
-2%synergy
Temple of Triumph
19%inclusion1.11K decks5.92K decks
-3%synergy
Orzhov Basilica
19%inclusion1.10K decks5.92K decks
5%synergy
Terramorphic Expanse
17%inclusion1.01K decks5.92K decks
-2%synergy
Boros Garrison
16%inclusion973 decks5.92K decks
4%synergy
Rakdos Carnarium
16%inclusion926 decks5.92K decks
4%synergy
Fetid Heath
15%inclusion912 decks5.92K decks
-6%synergy
Temple of Malice
15%inclusion905 decks5.92K decks
-1%synergy
Rugged Prairie
14%inclusion827 decks5.92K decks
-3%synergy
Brightclimb Pathway
12%inclusion728 decks5.92K decks
4%synergy
Myriad Landscape
12%inclusion720 decks5.92K decks
1%synergy
Shadowblood Ridge
12%inclusion689 decks5.92K decks
-4%synergy
Needleverge Pathway
11%inclusion650 decks5.92K decks
3%synergy
Scrubland
11%inclusion640 decks5.92K decks
-1%synergy
Plateau
11%inclusion637 decks5.92K decks
-1%synergy
Badlands
11%inclusion634 decks5.92K decks
-2%synergy
Blightstep Pathway
10%inclusion615 decks5.92K decks
3%synergy
Tainted Field
10%inclusion605 decks5.92K decks
-1%synergy
Malakir Rebirth
10%inclusion593 decks5.92K decks
5%synergy
Blazemire Verge
10%inclusion521 decks5.24K decks
-2%synergy