Kelsien, the Plague (Commander)

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Background image for Rebuilding Kelsien, the Plague with Avatar: The Last Airbender Eternal
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
Hexing Squelcher
3.7%inclusion16 decks435 decks
-1%synergy
Oft-Nabbed Goat
3.1%inclusion13 decks425 decks
3%synergy
Scarblade's Malice
2.2%inclusion9 decks409 decks
2%synergy
Collective Inferno
1.9%inclusion8 decks425 decks
1%synergy
Scuzzback Scrounger
1.0%inclusion4 decks409 decks
0%synergy
High Synergy Cards
Basilisk Collar
89%inclusion5.04K decks5.65K decks
85%synergy
Rune of Mortality
75%inclusion4.21K decks5.65K decks
73%synergy
Minthara, Merciless Soul
73%inclusion4.13K decks5.65K decks
71%synergy
Otharri, Suns' Glory
74%inclusion4.19K decks5.65K decks
68%synergy
Vorpal Sword
69%inclusion3.92K decks5.65K decks
67%synergy
Gorgon's Head
66%inclusion3.72K decks5.65K decks
64%synergy
Mari, the Killing Quill
68%inclusion3.86K decks5.65K decks
62%synergy
Drumbellower
63%inclusion3.54K decks5.65K decks
61%synergy
Falthis, Shadowcat Familiar
61%inclusion3.47K decks5.65K decks
60%synergy
Sting, the Glinting Dagger
61%inclusion3.47K decks5.65K decks
60%synergy
Top Cards
Morbid Opportunist
71%inclusion4K decks5.65K decks
53%synergy
Swiftfoot Boots
61%inclusion3.42K decks5.65K decks
29%synergy
Thornbite Staff
60%inclusion3.39K decks5.65K decks
58%synergy
Shay Cormac
57%inclusion2.83K decks4.95K decks
54%synergy
General's Enforcer
55%inclusion3.12K decks5.65K decks
47%synergy
Open the Armory
53%inclusion3K decks5.65K decks
49%synergy
You Are Already Dead
53%inclusion3K decks5.65K decks
51%synergy
Swords to Plowshares
50%inclusion2.81K decks5.65K decks
-13%synergy
Gift of Doom
49%inclusion2.76K decks5.65K decks
48%synergy
Gorgon Flail
47%inclusion2.65K decks5.65K decks
46%synergy
Game Changers
Smothering Tithe
21%inclusion1.16K decks5.65K decks
-5%synergy
Teferi's Protection
16%inclusion922 decks5.65K decks
-4%synergy
Enlightened Tutor
16%inclusion907 decks5.65K decks
4%synergy
Demonic Tutor
15%inclusion874 decks5.65K decks
-4%synergy
Vampiric Tutor
10%inclusion553 decks5.65K decks
-5%synergy
Orcish Bowmasters
8.4%inclusion475 decks5.65K decks
3%synergy
Jeska's Will
6.3%inclusion357 decks5.65K decks
-4%synergy
Creatures
Termination Facilitator
45%inclusion2.54K decks5.65K decks
43%synergy
Lae'zel, Vlaakith's Champion
43%inclusion2.44K decks5.65K decks
41%synergy
Daxos the Returned
43%inclusion2.41K decks5.65K decks
42%synergy
Kalemne, Disciple of Iroas
42%inclusion2.39K decks5.65K decks
41%synergy
Magda, the Hoardmaster
42%inclusion2.27K decks5.38K decks
40%synergy
Maha, Its Feathers Night
42%inclusion2.01K decks4.81K decks
41%synergy
Humble Defector
40%inclusion2.27K decks5.65K decks
38%synergy
Harvester of Souls
38%inclusion2.18K decks5.65K decks
35%synergy
Mathas, Fiend Seeker
37%inclusion2.11K decks5.65K decks
35%synergy
Slaughter Specialist
37%inclusion2.10K decks5.65K decks
36%synergy
White Plume Adventurer
37%inclusion2.09K decks5.65K decks
36%synergy
Void Beckoner
36%inclusion2.03K decks5.65K decks
35%synergy
Taii Wakeen, Perfect Shot
35%inclusion1.90K decks5.36K decks
35%synergy
Mother of Runes
31%inclusion1.75K decks5.65K decks
23%synergy
Archetype of Finality
30%inclusion1.72K decks5.65K decks
29%synergy
Goblin Sharpshooter
30%inclusion1.69K decks5.65K decks
29%synergy
Ertha Jo, Frontier Mentor
29%inclusion1.57K decks5.37K decks
29%synergy
Blood Cultist
26%inclusion1.46K decks5.65K decks
25%synergy
Athreos, Shroud-Veiled
23%inclusion1.33K decks5.65K decks
22%synergy
Sun Titan
23%inclusion1.32K decks5.65K decks
13%synergy
Puresteel Paladin
23%inclusion1.32K decks5.65K decks
19%synergy
Stoneforge Mystic
22%inclusion1.26K decks5.65K decks
19%synergy
Zagras, Thief of Heartbeats
22%inclusion1.25K decks5.65K decks
21%synergy
Esper Sentinel
20%inclusion1.16K decks5.65K decks
2%synergy
Assault Intercessor
20%inclusion1.12K decks5.65K decks
19%synergy
Marvin, Murderous Mimic
20%inclusion855 decks4.38K decks
18%synergy
Queen Marchesa
18%inclusion1.03K decks5.65K decks
12%synergy
Ankle Shanker
18%inclusion1.01K decks5.65K decks
15%synergy
Akiri, Fearless Voyager
16%inclusion924 decks5.65K decks
14%synergy
Deathbringer Thoctar
15%inclusion866 decks5.65K decks
15%synergy
Massacre Girl, Known Killer
15%inclusion850 decks5.65K decks
13%synergy
Cunning Sparkmage
15%inclusion841 decks5.65K decks
15%synergy
Blood Artist
14%inclusion784 decks5.65K decks
-4%synergy
Kratos, Stoic Father
14%inclusion197 decks1.45K decks
13%synergy
Clackbridge Troll
13%inclusion757 decks5.65K decks
13%synergy
Vulshok Sorcerer
13%inclusion719 decks5.65K decks
12%synergy
Solemn Simulacrum
12%inclusion694 decks5.65K decks
-1%synergy
Tor Wauki the Younger
12%inclusion694 decks5.65K decks
12%synergy
Zuko, Firebending Master
12%inclusion144 decks1.17K decks
10%synergy
Sram, Senior Edificer
12%inclusion692 decks5.65K decks
9%synergy
Grateful Apparition
12%inclusion657 decks5.65K decks
11%synergy
Royal Assassin
12%inclusion657 decks5.65K decks
9%synergy
Gisa, Glorious Resurrector
12%inclusion651 decks5.65K decks
11%synergy
Robaran Mercenaries
11%inclusion622 decks5.65K decks
11%synergy
Torbran, Thane of Red Fell
11%inclusion609 decks5.65K decks
10%synergy
Aang, Airbending Master
11%inclusion194 decks1.82K decks
9%synergy
Bureau Headmaster
11%inclusion519 decks4.94K decks
10%synergy
Azula, Ruthless Firebender
10%inclusion122 decks1.18K decks
10%synergy
Stonehewer Giant
10%inclusion582 decks5.65K decks
9%synergy
Qarsi Revenant
8.7%inclusion267 decks3.08K decks
6%synergy
Instants
Boros Charm
44%inclusion2.50K decks5.65K decks
15%synergy
Mirrodin Avenged
41%inclusion2.32K decks5.65K decks
40%synergy
Crackling Doom
38%inclusion2.13K decks5.65K decks
21%synergy
Stroke of Midnight
34%inclusion1.92K decks5.65K decks
22%synergy
Path to Exile
31%inclusion1.73K decks5.65K decks
-16%synergy
Anguished Unmaking
30%inclusion1.71K decks5.65K decks
-4%synergy
Fracture
30%inclusion1.69K decks5.65K decks
24%synergy
Generous Gift
30%inclusion1.69K decks5.65K decks
11%synergy
Despark
23%inclusion1.31K decks5.65K decks
9%synergy
Offer Immortality
22%inclusion1.25K decks5.65K decks
21%synergy
Bladebrand
19%inclusion1.09K decks5.65K decks
19%synergy
Flawless Maneuver
18%inclusion1.03K decks5.65K decks
4%synergy
Mortify
17%inclusion971 decks5.65K decks
2%synergy
Chaos Warp
16%inclusion904 decks5.65K decks
0%synergy
Deflecting Swat
16%inclusion882 decks5.65K decks
0%synergy
Dire Tactics
14%inclusion794 decks5.65K decks
11%synergy
Terminate
14%inclusion774 decks5.65K decks
1%synergy
Dawn's Truce
13%inclusion608 decks4.78K decks
6%synergy
Wear // Tear
12%inclusion690 decks5.65K decks
0%synergy
Rakdos Charm
12%inclusion671 decks5.65K decks
3%synergy
Deflecting Palm
11%inclusion600 decks5.65K decks
4%synergy
Malakir Rebirth
10%inclusion547 decks5.65K decks
4%synergy
Virulent Swipe
9.1%inclusion514 decks5.65K decks
9%synergy
Sejiri Shelter
7.9%inclusion449 decks5.65K decks
6%synergy
Battle-Rage Blessing
7.7%inclusion438 decks5.65K decks
7%synergy
Deadly Rollick
7.4%inclusion421 decks5.65K decks
-3%synergy
Legion Leadership
7.3%inclusion371 decks5.08K decks
3%synergy
Toxin Analysis
6.9%inclusion391 decks5.65K decks
7%synergy
Untimely Malfunction
6.9%inclusion301 decks4.39K decks
2%synergy
Tragic Slip
6.8%inclusion387 decks5.65K decks
5%synergy
Bedevil
6.8%inclusion384 decks5.65K decks
0%synergy
Thrill of Possibility
6.7%inclusion381 decks5.65K decks
-1%synergy
Whisper of the Dross
6.4%inclusion362 decks5.65K decks
6%synergy
Volt Charge
5.8%inclusion327 decks5.65K decks
6%synergy
Utter End
5.8%inclusion326 decks5.65K decks
1%synergy
Touch of Moonglove
5.8%inclusion326 decks5.65K decks
6%synergy
Loran's Escape
5.7%inclusion325 decks5.65K decks
4%synergy
Alesha's Legacy
5.5%inclusion168 decks3.06K decks
4%synergy
Sorceries
Ruinous Ultimatum
46%inclusion2.59K decks5.65K decks
7%synergy
Mythos of Snapdax
33%inclusion1.89K decks5.65K decks
28%synergy
Steelshaper's Gift
33%inclusion1.87K decks5.65K decks
30%synergy
Painful Truths
29%inclusion1.66K decks5.65K decks
21%synergy
Read the Bones
27%inclusion1.54K decks5.65K decks
18%synergy
Night's Whisper
25%inclusion1.43K decks5.65K decks
12%synergy
Vandalblast
22%inclusion1.26K decks5.65K decks
12%synergy
Call of the Death-Dweller
21%inclusion1.21K decks5.65K decks
21%synergy
Blasphemous Act
21%inclusion1.18K decks5.65K decks
-2%synergy
Sign in Blood
18%inclusion1.04K decks5.65K decks
10%synergy
Drown in Ichor
16%inclusion909 decks5.65K decks
16%synergy
Sevinne's Reclamation
14%inclusion813 decks5.65K decks
7%synergy
Chandra's Ignition
13%inclusion757 decks5.65K decks
11%synergy
Damn
13%inclusion753 decks5.65K decks
-5%synergy
Vindicate
11%inclusion608 decks5.65K decks
5%synergy
Unfinished Business
10%inclusion587 decks5.65K decks
10%synergy
Single Combat
9.0%inclusion511 decks5.65K decks
7%synergy
Farewell
9.0%inclusion508 decks5.65K decks
-2%synergy
Faithless Looting
8.8%inclusion495 decks5.65K decks
-7%synergy
Unearth
8.5%inclusion483 decks5.65K decks
6%synergy
Austere Command
8.3%inclusion468 decks5.65K decks
1%synergy
Toxic Deluge
7.9%inclusion449 decks5.65K decks
0%synergy
Diabolic Tutor
6.8%inclusion384 decks5.65K decks
1%synergy
Feed the Swarm
6.1%inclusion344 decks5.65K decks
1%synergy
Vat Emergence
5.4%inclusion304 decks5.65K decks
5%synergy
Reanimate
5.3%inclusion300 decks5.65K decks
-11%synergy
Tempt with Bunnies
5.1%inclusion242 decks4.75K decks
4%synergy
Rip Apart
5.1%inclusion288 decks5.65K decks
4%synergy
Utility Artifacts
Quietus Spike
44%inclusion2.51K decks5.65K decks
43%synergy
Magewright's Stone
41%inclusion2.32K decks5.65K decks
40%synergy
Shadowspear
39%inclusion2.21K decks5.65K decks
35%synergy
Illusionist's Bracers
34%inclusion1.91K decks5.65K decks
32%synergy
Hunter's Blowgun
31%inclusion1.77K decks5.65K decks
31%synergy
Thousand-Year Elixir
29%inclusion1.64K decks5.65K decks
28%synergy
Lightning Greaves
23%inclusion1.29K decks5.65K decks
-12%synergy
Mithril Coat
19%inclusion1.10K decks5.65K decks
14%synergy
Glaring Spotlight
16%inclusion927 decks5.65K decks
16%synergy
Battlemage's Bracers
15%inclusion871 decks5.65K decks
15%synergy
Sword of the Animist
12%inclusion688 decks5.65K decks
3%synergy
Brotherhood Regalia
12%inclusion598 decks4.95K decks
9%synergy
Whispersilk Cloak
11%inclusion640 decks5.65K decks
6%synergy
Wayfarer's Bauble
10%inclusion579 decks5.65K decks
2%synergy
Hammer of Nazahn
9.4%inclusion531 decks5.65K decks
7%synergy
Sword of Truth and Justice
9.2%inclusion518 decks5.65K decks
9%synergy
Puppet Strings
9.1%inclusion517 decks5.65K decks
9%synergy
The Masamune
9.1%inclusion220 decks2.43K decks
8%synergy
Robe of Stars
8.4%inclusion473 decks5.65K decks
7%synergy
Hidden Blade
8.4%inclusion463 decks5.54K decks
8%synergy
Mask of Griselbrand
7.0%inclusion397 decks5.65K decks
6%synergy
Darksteel Plate
6.8%inclusion386 decks5.65K decks
5%synergy
Dragonfire Blade
6.2%inclusion187 decks3.03K decks
5%synergy
The Reaver Cleaver
6.2%inclusion349 decks5.65K decks
0%synergy
Scythe of the Wretched
5.9%inclusion332 decks5.65K decks
6%synergy
Reaper's Talisman
5.7%inclusion325 decks5.65K decks
5%synergy
Sunforger
5.4%inclusion307 decks5.65K decks
2%synergy
Loxodon Warhammer
5.4%inclusion307 decks5.65K decks
3%synergy
Haystack
5.3%inclusion293 decks5.54K decks
4%synergy
Halo Fountain
5.2%inclusion296 decks5.65K decks
5%synergy
Blackblade Reforged
5.1%inclusion286 decks5.65K decks
0%synergy
Helm of the Host
5.0%inclusion285 decks5.65K decks
-1%synergy
Trailblazer's Boots
5.0%inclusion284 decks5.65K decks
3%synergy
Enchantments
Fighter Class
36%inclusion2.01K decks5.65K decks
33%synergy
Phyrexian Arena
32%inclusion1.82K decks5.65K decks
13%synergy
All-Out Assault
30%inclusion937 decks3.08K decks
18%synergy
Dazzling Theater // Prop Room
27%inclusion1.18K decks4.35K decks
25%synergy
Aspect of Gorgon
27%inclusion1.52K decks5.65K decks
26%synergy
Revel in Riches
22%inclusion1.26K decks5.65K decks
16%synergy
At Knifepoint
17%inclusion930 decks5.37K decks
16%synergy
Sigarda's Aid
17%inclusion966 decks5.65K decks
14%synergy
Black Market
17%inclusion959 decks5.65K decks
11%synergy
Black Market Connections
15%inclusion856 decks5.65K decks
-1%synergy
Reconnaissance
15%inclusion852 decks5.65K decks
4%synergy
Retreat to Hagra
15%inclusion836 decks5.65K decks
14%synergy
Forge Anew
14%inclusion798 decks5.65K decks
12%synergy
Death Pits of Rath
14%inclusion768 decks5.65K decks
13%synergy
Agent of the Shadow Thieves
13%inclusion744 decks5.65K decks
12%synergy
Eternal Thirst
10%inclusion556 decks5.65K decks
9%synergy
Grave Betrayal
8.4%inclusion473 decks5.65K decks
8%synergy
Ghostly Prison
8.2%inclusion463 decks5.65K decks
1%synergy
Gift of Immortality
7.8%inclusion441 decks5.65K decks
7%synergy
Nowhere to Run
7.8%inclusion380 decks4.88K decks
7%synergy
Kaya's Ghostform
7.5%inclusion422 decks5.65K decks
5%synergy
Land Tax
6.8%inclusion383 decks5.65K decks
1%synergy
Trouble in Pairs
6.2%inclusion353 decks5.65K decks
1%synergy
Spiteful Banditry
5.3%inclusion299 decks5.65K decks
3%synergy
Planeswalkers
Vraska, Betrayal's Sting
8.9%inclusion501 decks5.65K decks
8%synergy
Kaya, Geist Hunter
7.2%inclusion405 decks5.65K decks
3%synergy
Utility Lands
Vault of the Archangel
50%inclusion2.83K decks5.65K decks
28%synergy
Rogue's Passage
50%inclusion2.82K decks5.65K decks
26%synergy
Bojuka Bog
37%inclusion2.11K decks5.65K decks
6%synergy
Arcane Lighthouse
33%inclusion1.86K decks5.65K decks
32%synergy
Detection Tower
25%inclusion1.40K decks5.65K decks
24%synergy
Karn's Bastion
23%inclusion1.27K decks5.65K decks
22%synergy
Axgard Armory
18%inclusion991 decks5.65K decks
15%synergy
Urborg, Tomb of Yawgmoth
13%inclusion718 decks5.65K decks
-1%synergy
Reliquary Tower
12%inclusion685 decks5.65K decks
-3%synergy
Buried Ruin
12%inclusion655 decks5.65K decks
8%synergy
Shizo, Death's Storehouse
10%inclusion592 decks5.65K decks
3%synergy
Urza's Saga
8.4%inclusion475 decks5.65K decks
4%synergy
Sunhome, Fortress of the Legion
8.2%inclusion466 decks5.65K decks
5%synergy
Temple of the False God
7.3%inclusion411 decks5.65K decks
1%synergy
Mana Artifacts
Arcane Signet
87%inclusion4.90K decks5.65K decks
1%synergy
Sol Ring
85%inclusion4.82K decks5.65K decks
-3%synergy
Patriar's Seal
57%inclusion3.24K decks5.65K decks
55%synergy
Orzhov Signet
44%inclusion2.50K decks5.65K decks
12%synergy
Rakdos Signet
41%inclusion2.32K decks5.65K decks
10%synergy
Boros Signet
38%inclusion2.15K decks5.65K decks
9%synergy
Talisman of Hierarchy
37%inclusion2.06K decks5.65K decks
-4%synergy
Talisman of Conviction
34%inclusion1.93K decks5.65K decks
-7%synergy
Talisman of Indulgence
30%inclusion1.67K decks5.65K decks
-7%synergy
Fellwar Stone
25%inclusion1.42K decks5.65K decks
-3%synergy
Bounty Board
21%inclusion1.12K decks5.32K decks
19%synergy
Commander's Sphere
17%inclusion976 decks5.65K decks
3%synergy
Aetheric Amplifier
13%inclusion445 decks3.56K decks
12%synergy
Bandit's Haul
11%inclusion615 decks5.35K decks
10%synergy
Chromatic Lantern
10%inclusion592 decks5.65K decks
-1%synergy
Mind Stone
6.6%inclusion374 decks5.65K decks
-2%synergy
Mardu Banner
5.7%inclusion321 decks5.65K decks
3%synergy
Savai Crystal
5.5%inclusion310 decks5.65K decks
4%synergy
Lands
Plains
97%inclusion5.49K decks5.65K decks
2%synergy
Swamp
97%inclusion5.49K decks5.65K decks
2%synergy
Mountain
96%inclusion5.42K decks5.65K decks
2%synergy
Command Tower
93%inclusion5.26K decks5.65K decks
1%synergy
Nomad Outpost
66%inclusion3.75K decks5.65K decks
8%synergy
Exotic Orchard
58%inclusion3.25K decks5.65K decks
6%synergy
Isolated Chapel
53%inclusion3K decks5.65K decks
1%synergy
Dragonskull Summit
51%inclusion2.91K decks5.65K decks
0%synergy
Clifftop Retreat
51%inclusion2.87K decks5.65K decks
1%synergy
Savai Triome
48%inclusion2.70K decks5.65K decks
9%synergy
Godless Shrine
46%inclusion2.61K decks5.65K decks
-1%synergy
Sacred Foundry
44%inclusion2.49K decks5.65K decks
0%synergy
Blood Crypt
43%inclusion2.46K decks5.65K decks
0%synergy
Caves of Koilos
40%inclusion2.28K decks5.65K decks
1%synergy
Vault of Champions
38%inclusion2.17K decks5.65K decks
5%synergy
Battlefield Forge
38%inclusion2.16K decks5.65K decks
-2%synergy
Spectator Seating
37%inclusion2.08K decks5.65K decks
5%synergy
Forbidden Orchard
37%inclusion2.07K decks5.65K decks
34%synergy
Luxury Suite
34%inclusion1.95K decks5.65K decks
3%synergy
Smoldering Marsh
34%inclusion1.94K decks5.65K decks
-2%synergy
Marsh Flats
28%inclusion1.59K decks5.65K decks
-3%synergy
Bloodstained Mire
28%inclusion1.58K decks5.65K decks
-4%synergy
Evolving Wilds
28%inclusion1.57K decks5.65K decks
1%synergy
Arid Mesa
28%inclusion1.57K decks5.65K decks
-4%synergy
Sulfurous Springs
24%inclusion1.36K decks5.65K decks
-3%synergy
Path of Ancestry
24%inclusion1.36K decks5.65K decks
-14%synergy
Sundown Pass
23%inclusion1.29K decks5.65K decks
2%synergy
Shattered Sanctum
22%inclusion1.27K decks5.65K decks
-1%synergy
Shattered Landscape
22%inclusion1.10K decks5.04K decks
3%synergy
Haunted Ridge
21%inclusion1.18K decks5.65K decks
1%synergy
Temple of Silence
21%inclusion1.17K decks5.65K decks
-2%synergy
Temple of Triumph
20%inclusion1.10K decks5.65K decks
-3%synergy
Orzhov Basilica
19%inclusion1.08K decks5.65K decks
5%synergy
Terramorphic Expanse
18%inclusion1.02K decks5.65K decks
-2%synergy
Boros Garrison
17%inclusion968 decks5.65K decks
4%synergy
Rakdos Carnarium
16%inclusion927 decks5.65K decks
4%synergy
Temple of Malice
16%inclusion904 decks5.65K decks
-1%synergy
Fetid Heath
15%inclusion843 decks5.65K decks
-5%synergy
Myriad Landscape
13%inclusion752 decks5.65K decks
1%synergy
Rugged Prairie
13%inclusion748 decks5.65K decks
-3%synergy
Brightclimb Pathway
12%inclusion704 decks5.65K decks
3%synergy
Shadowblood Ridge
12%inclusion675 decks5.65K decks
-3%synergy
Needleverge Pathway
11%inclusion627 decks5.65K decks
3%synergy
Scrubland
11%inclusion604 decks5.65K decks
-1%synergy
Badlands
11%inclusion598 decks5.65K decks
-2%synergy
Plateau
11%inclusion597 decks5.65K decks
-1%synergy
Blightstep Pathway
10%inclusion586 decks5.65K decks
2%synergy
Tainted Field
10%inclusion576 decks5.65K decks
-2%synergy
Malakir Rebirth
10%inclusion547 decks5.65K decks
4%synergy
Blazemire Verge
10%inclusion426 decks4.40K decks
-2%synergy