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
The Fire Nation Drill
3.2%inclusion32 decks988 decks
3%synergy
Redirect Lightning
2.6%inclusion42 decks1.65K decks
-3%synergy
Hexing Squelcher
2.0%inclusion4 decks205 decks
-2%synergy
Scuzzback Scrounger
1.1%inclusion2 decks175 decks
1%synergy
Oft-Nabbed Goat
1.0%inclusion2 decks193 decks
1%synergy
High Synergy Cards
Basilisk Collar
89%inclusion5K decks5.61K decks
85%synergy
Rune of Mortality
75%inclusion4.18K decks5.61K decks
73%synergy
Minthara, Merciless Soul
73%inclusion4.10K decks5.61K decks
71%synergy
Otharri, Suns' Glory
74%inclusion4.17K decks5.61K decks
68%synergy
Vorpal Sword
69%inclusion3.88K decks5.61K decks
67%synergy
Gorgon's Head
66%inclusion3.68K decks5.61K decks
64%synergy
Mari, the Killing Quill
68%inclusion3.84K decks5.61K decks
62%synergy
Drumbellower
63%inclusion3.53K decks5.61K decks
61%synergy
Falthis, Shadowcat Familiar
61%inclusion3.44K decks5.61K decks
60%synergy
Sting, the Glinting Dagger
61%inclusion3.45K decks5.61K decks
60%synergy
Top Cards
Morbid Opportunist
71%inclusion3.96K decks5.61K decks
53%synergy
Swiftfoot Boots
61%inclusion3.41K decks5.61K decks
29%synergy
Thornbite Staff
60%inclusion3.35K decks5.61K decks
58%synergy
Shay Cormac
57%inclusion2.73K decks4.80K decks
54%synergy
General's Enforcer
55%inclusion3.09K decks5.61K decks
47%synergy
Open the Armory
53%inclusion2.99K decks5.61K decks
49%synergy
You Are Already Dead
53%inclusion2.98K decks5.61K decks
51%synergy
Swords to Plowshares
50%inclusion2.77K decks5.61K decks
-13%synergy
Gift of Doom
49%inclusion2.75K decks5.61K decks
48%synergy
Gorgon Flail
47%inclusion2.62K decks5.61K decks
46%synergy
Game Changers
Smothering Tithe
21%inclusion1.16K decks5.61K decks
-5%synergy
Teferi's Protection
16%inclusion915 decks5.61K decks
-4%synergy
Enlightened Tutor
16%inclusion896 decks5.61K decks
4%synergy
Demonic Tutor
15%inclusion854 decks5.61K decks
-4%synergy
Vampiric Tutor
10%inclusion548 decks5.61K decks
-5%synergy
Orcish Bowmasters
8.4%inclusion471 decks5.61K decks
3%synergy
Jeska's Will
6.2%inclusion349 decks5.61K decks
-4%synergy
Creatures
Termination Facilitator
45%inclusion2.53K decks5.61K decks
43%synergy
Lae'zel, Vlaakith's Champion
43%inclusion2.42K decks5.61K decks
41%synergy
Daxos the Returned
43%inclusion2.39K decks5.61K decks
42%synergy
Kalemne, Disciple of Iroas
42%inclusion2.37K decks5.61K decks
42%synergy
Magda, the Hoardmaster
42%inclusion2.20K decks5.23K decks
40%synergy
Maha, Its Feathers Night
42%inclusion1.95K decks4.65K decks
41%synergy
Humble Defector
40%inclusion2.26K decks5.61K decks
38%synergy
Harvester of Souls
39%inclusion2.18K decks5.61K decks
36%synergy
White Plume Adventurer
37%inclusion2.10K decks5.61K decks
36%synergy
Mathas, Fiend Seeker
37%inclusion2.09K decks5.61K decks
35%synergy
Slaughter Specialist
37%inclusion2.09K decks5.61K decks
36%synergy
Void Beckoner
36%inclusion2.03K decks5.61K decks
35%synergy
Taii Wakeen, Perfect Shot
35%inclusion1.84K decks5.21K decks
35%synergy
Mother of Runes
31%inclusion1.74K decks5.61K decks
23%synergy
Archetype of Finality
31%inclusion1.72K decks5.61K decks
30%synergy
Goblin Sharpshooter
30%inclusion1.67K decks5.61K decks
29%synergy
Ertha Jo, Frontier Mentor
29%inclusion1.53K decks5.22K decks
29%synergy
Blood Cultist
26%inclusion1.47K decks5.61K decks
26%synergy
Sun Titan
24%inclusion1.33K decks5.61K decks
13%synergy
Athreos, Shroud-Veiled
24%inclusion1.32K decks5.61K decks
22%synergy
Puresteel Paladin
23%inclusion1.29K decks5.61K decks
19%synergy
Zagras, Thief of Heartbeats
22%inclusion1.25K decks5.61K decks
21%synergy
Stoneforge Mystic
22%inclusion1.25K decks5.61K decks
19%synergy
Esper Sentinel
20%inclusion1.15K decks5.61K decks
2%synergy
Assault Intercessor
20%inclusion1.12K decks5.61K decks
19%synergy
Marvin, Murderous Mimic
20%inclusion828 decks4.22K decks
18%synergy
Ankle Shanker
18%inclusion1.03K decks5.61K decks
15%synergy
Queen Marchesa
18%inclusion1.02K decks5.61K decks
12%synergy
Akiri, Fearless Voyager
16%inclusion919 decks5.61K decks
14%synergy
Deathbringer Thoctar
15%inclusion848 decks5.61K decks
15%synergy
Massacre Girl, Known Killer
15%inclusion839 decks5.61K decks
13%synergy
Cunning Sparkmage
15%inclusion834 decks5.61K decks
15%synergy
Blood Artist
14%inclusion774 decks5.61K decks
-4%synergy
Kratos, Stoic Father
14%inclusion173 decks1.26K decks
13%synergy
Clackbridge Troll
14%inclusion761 decks5.61K decks
13%synergy
Vulshok Sorcerer
13%inclusion718 decks5.61K decks
13%synergy
Tor Wauki the Younger
12%inclusion700 decks5.61K decks
12%synergy
Zuko, Firebending Master
12%inclusion123 decks988 decks
10%synergy
Solemn Simulacrum
12%inclusion689 decks5.61K decks
-1%synergy
Sram, Senior Edificer
12%inclusion680 decks5.61K decks
9%synergy
Gisa, Glorious Resurrector
12%inclusion652 decks5.61K decks
11%synergy
Grateful Apparition
12%inclusion652 decks5.61K decks
11%synergy
Royal Assassin
12%inclusion648 decks5.61K decks
8%synergy
Robaran Mercenaries
11%inclusion617 decks5.61K decks
11%synergy
Torbran, Thane of Red Fell
11%inclusion612 decks5.61K decks
10%synergy
Aang, Airbending Master
11%inclusion176 decks1.65K decks
9%synergy
Bureau Headmaster
11%inclusion509 decks4.79K decks
10%synergy
Azula, Ruthless Firebender
11%inclusion106 decks999 decks
10%synergy
Stonehewer Giant
10%inclusion581 decks5.61K decks
9%synergy
Qarsi Revenant
8.7%inclusion254 decks2.93K decks
6%synergy
Instants
Boros Charm
44%inclusion2.49K decks5.61K decks
15%synergy
Mirrodin Avenged
41%inclusion2.32K decks5.61K decks
41%synergy
Crackling Doom
38%inclusion2.12K decks5.61K decks
21%synergy
Stroke of Midnight
34%inclusion1.90K decks5.61K decks
22%synergy
Path to Exile
30%inclusion1.70K decks5.61K decks
-17%synergy
Generous Gift
30%inclusion1.69K decks5.61K decks
11%synergy
Fracture
30%inclusion1.68K decks5.61K decks
24%synergy
Anguished Unmaking
30%inclusion1.68K decks5.61K decks
-4%synergy
Despark
23%inclusion1.30K decks5.61K decks
9%synergy
Offer Immortality
22%inclusion1.26K decks5.61K decks
21%synergy
Bladebrand
20%inclusion1.10K decks5.61K decks
19%synergy
Flawless Maneuver
18%inclusion1.02K decks5.61K decks
4%synergy
Mortify
17%inclusion960 decks5.61K decks
2%synergy
Chaos Warp
16%inclusion902 decks5.61K decks
0%synergy
Deflecting Swat
15%inclusion866 decks5.61K decks
0%synergy
Dire Tactics
15%inclusion814 decks5.61K decks
12%synergy
Terminate
14%inclusion775 decks5.61K decks
1%synergy
Dawn's Truce
13%inclusion590 decks4.62K decks
6%synergy
Wear // Tear
12%inclusion686 decks5.61K decks
1%synergy
Rakdos Charm
12%inclusion664 decks5.61K decks
3%synergy
Deflecting Palm
11%inclusion597 decks5.61K decks
4%synergy
Malakir Rebirth
10%inclusion537 decks5.61K decks
4%synergy
Virulent Swipe
9.3%inclusion523 decks5.61K decks
9%synergy
Sejiri Shelter
7.9%inclusion442 decks5.61K decks
6%synergy
Battle-Rage Blessing
7.8%inclusion436 decks5.61K decks
7%synergy
Deadly Rollick
7.5%inclusion419 decks5.61K decks
-3%synergy
Legion Leadership
7.3%inclusion359 decks4.93K decks
3%synergy
Tragic Slip
7.0%inclusion394 decks5.61K decks
6%synergy
Untimely Malfunction
6.9%inclusion293 decks4.24K decks
2%synergy
Toxin Analysis
6.9%inclusion383 decks5.58K decks
7%synergy
Bedevil
6.7%inclusion378 decks5.61K decks
0%synergy
Thrill of Possibility
6.7%inclusion375 decks5.61K decks
-1%synergy
Whisper of the Dross
6.5%inclusion363 decks5.61K decks
6%synergy
Volt Charge
5.9%inclusion328 decks5.61K decks
6%synergy
Touch of Moonglove
5.8%inclusion325 decks5.61K decks
6%synergy
Loran's Escape
5.8%inclusion323 decks5.61K decks
4%synergy
Utter End
5.7%inclusion320 decks5.61K decks
1%synergy
Alesha's Legacy
5.5%inclusion160 decks2.90K decks
4%synergy
Sorceries
Ruinous Ultimatum
46%inclusion2.56K decks5.61K decks
7%synergy
Mythos of Snapdax
34%inclusion1.89K decks5.61K decks
28%synergy
Steelshaper's Gift
33%inclusion1.84K decks5.61K decks
30%synergy
Painful Truths
30%inclusion1.66K decks5.61K decks
21%synergy
Read the Bones
27%inclusion1.54K decks5.61K decks
18%synergy
Night's Whisper
25%inclusion1.41K decks5.61K decks
12%synergy
Vandalblast
22%inclusion1.24K decks5.61K decks
11%synergy
Call of the Death-Dweller
22%inclusion1.22K decks5.61K decks
21%synergy
Blasphemous Act
21%inclusion1.17K decks5.61K decks
-2%synergy
Sign in Blood
19%inclusion1.04K decks5.61K decks
10%synergy
Drown in Ichor
16%inclusion918 decks5.61K decks
16%synergy
Sevinne's Reclamation
14%inclusion807 decks5.61K decks
7%synergy
Chandra's Ignition
13%inclusion756 decks5.61K decks
11%synergy
Damn
13%inclusion750 decks5.61K decks
-5%synergy
Vindicate
11%inclusion609 decks5.61K decks
5%synergy
Unfinished Business
11%inclusion608 decks5.61K decks
10%synergy
Single Combat
9.2%inclusion515 decks5.61K decks
8%synergy
Farewell
8.9%inclusion500 decks5.61K decks
-2%synergy
Faithless Looting
8.9%inclusion499 decks5.61K decks
-7%synergy
Unearth
8.6%inclusion481 decks5.61K decks
6%synergy
Austere Command
8.3%inclusion465 decks5.61K decks
1%synergy
Toxic Deluge
8.0%inclusion448 decks5.61K decks
0%synergy
Diabolic Tutor
6.7%inclusion378 decks5.61K decks
1%synergy
Feed the Swarm
6.1%inclusion344 decks5.61K decks
1%synergy
Vat Emergence
5.4%inclusion302 decks5.61K decks
5%synergy
Reanimate
5.3%inclusion295 decks5.61K decks
-11%synergy
Rip Apart
5.1%inclusion286 decks5.61K decks
4%synergy
Tempt with Bunnies
5.1%inclusion234 decks4.59K decks
4%synergy
Utility Artifacts
Quietus Spike
44%inclusion2.49K decks5.61K decks
43%synergy
Magewright's Stone
41%inclusion2.30K decks5.61K decks
40%synergy
Shadowspear
39%inclusion2.17K decks5.61K decks
34%synergy
Illusionist's Bracers
34%inclusion1.89K decks5.61K decks
32%synergy
Hunter's Blowgun
32%inclusion1.78K decks5.61K decks
31%synergy
Thousand-Year Elixir
29%inclusion1.64K decks5.61K decks
28%synergy
Lightning Greaves
23%inclusion1.27K decks5.61K decks
-12%synergy
Mithril Coat
20%inclusion1.10K decks5.61K decks
14%synergy
Glaring Spotlight
16%inclusion919 decks5.61K decks
16%synergy
Battlemage's Bracers
16%inclusion875 decks5.61K decks
15%synergy
Sword of the Animist
12%inclusion683 decks5.61K decks
3%synergy
Brotherhood Regalia
12%inclusion576 decks4.79K decks
9%synergy
Whispersilk Cloak
11%inclusion634 decks5.61K decks
6%synergy
Wayfarer's Bauble
11%inclusion590 decks5.61K decks
2%synergy
Hammer of Nazahn
9.4%inclusion528 decks5.61K decks
7%synergy
Sword of Truth and Justice
9.3%inclusion519 decks5.61K decks
9%synergy
Puppet Strings
9.2%inclusion518 decks5.61K decks
9%synergy
The Masamune
9.0%inclusion204 decks2.27K decks
8%synergy
Hidden Blade
8.3%inclusion450 decks5.39K decks
8%synergy
Robe of Stars
8.3%inclusion467 decks5.61K decks
7%synergy
Mask of Griselbrand
7.0%inclusion393 decks5.61K decks
6%synergy
Darksteel Plate
6.8%inclusion381 decks5.61K decks
5%synergy
Dragonfire Blade
6.2%inclusion178 decks2.87K decks
5%synergy
The Reaver Cleaver
6.2%inclusion345 decks5.61K decks
0%synergy
Reaper's Talisman
5.9%inclusion333 decks5.61K decks
5%synergy
Scythe of the Wretched
5.8%inclusion323 decks5.61K decks
6%synergy
Sunforger
5.6%inclusion313 decks5.61K decks
2%synergy
Loxodon Warhammer
5.6%inclusion312 decks5.61K decks
3%synergy
Halo Fountain
5.2%inclusion293 decks5.61K decks
5%synergy
Haystack
5.2%inclusion280 decks5.39K decks
4%synergy
Trailblazer's Boots
5.1%inclusion284 decks5.61K decks
3%synergy
Blackblade Reforged
5.1%inclusion284 decks5.61K decks
0%synergy
Helm of the Host
5.0%inclusion283 decks5.61K decks
-1%synergy
Enchantments
Fighter Class
36%inclusion2K decks5.61K decks
33%synergy
Phyrexian Arena
32%inclusion1.81K decks5.61K decks
13%synergy
All-Out Assault
30%inclusion883 decks2.93K decks
18%synergy
Dazzling Theater // Prop Room
27%inclusion1.14K decks4.20K decks
25%synergy
Aspect of Gorgon
27%inclusion1.52K decks5.61K decks
27%synergy
Revel in Riches
22%inclusion1.26K decks5.61K decks
16%synergy
At Knifepoint
17%inclusion910 decks5.22K decks
16%synergy
Sigarda's Aid
17%inclusion952 decks5.61K decks
14%synergy
Black Market
17%inclusion946 decks5.61K decks
11%synergy
Retreat to Hagra
15%inclusion845 decks5.61K decks
15%synergy
Black Market Connections
15%inclusion842 decks5.61K decks
-1%synergy
Reconnaissance
15%inclusion820 decks5.61K decks
4%synergy
Forge Anew
14%inclusion786 decks5.61K decks
12%synergy
Death Pits of Rath
14%inclusion770 decks5.61K decks
13%synergy
Agent of the Shadow Thieves
13%inclusion741 decks5.61K decks
12%synergy
Eternal Thirst
10%inclusion555 decks5.61K decks
10%synergy
Grave Betrayal
8.4%inclusion473 decks5.61K decks
8%synergy
Ghostly Prison
8.2%inclusion459 decks5.61K decks
1%synergy
Gift of Immortality
7.8%inclusion437 decks5.61K decks
7%synergy
Nowhere to Run
7.7%inclusion362 decks4.73K decks
7%synergy
Kaya's Ghostform
7.3%inclusion411 decks5.61K decks
5%synergy
Land Tax
6.8%inclusion383 decks5.61K decks
1%synergy
Trouble in Pairs
6.2%inclusion347 decks5.58K decks
1%synergy
Spiteful Banditry
5.3%inclusion297 decks5.61K decks
3%synergy
Planeswalkers
Vraska, Betrayal's Sting
9.1%inclusion508 decks5.61K decks
9%synergy
Kaya, Geist Hunter
7.0%inclusion392 decks5.61K decks
3%synergy
Utility Lands
Vault of the Archangel
50%inclusion2.81K decks5.61K decks
28%synergy
Rogue's Passage
50%inclusion2.79K decks5.61K decks
26%synergy
Bojuka Bog
37%inclusion2.09K decks5.61K decks
6%synergy
Arcane Lighthouse
33%inclusion1.84K decks5.61K decks
32%synergy
Detection Tower
25%inclusion1.39K decks5.61K decks
24%synergy
Karn's Bastion
22%inclusion1.25K decks5.61K decks
22%synergy
Axgard Armory
18%inclusion984 decks5.61K decks
15%synergy
Urborg, Tomb of Yawgmoth
13%inclusion705 decks5.61K decks
-1%synergy
Reliquary Tower
12%inclusion680 decks5.61K decks
-3%synergy
Buried Ruin
12%inclusion649 decks5.61K decks
8%synergy
Shizo, Death's Storehouse
10%inclusion585 decks5.61K decks
3%synergy
Urza's Saga
8.4%inclusion470 decks5.61K decks
4%synergy
Sunhome, Fortress of the Legion
8.3%inclusion465 decks5.61K decks
5%synergy
Temple of the False God
7.3%inclusion410 decks5.61K decks
1%synergy
Mana Artifacts
Arcane Signet
87%inclusion4.86K decks5.61K decks
1%synergy
Sol Ring
85%inclusion4.79K decks5.61K decks
-3%synergy
Patriar's Seal
58%inclusion3.24K decks5.61K decks
56%synergy
Orzhov Signet
45%inclusion2.50K decks5.61K decks
12%synergy
Rakdos Signet
41%inclusion2.32K decks5.61K decks
10%synergy
Boros Signet
38%inclusion2.15K decks5.61K decks
9%synergy
Talisman of Hierarchy
37%inclusion2.05K decks5.61K decks
-4%synergy
Talisman of Conviction
34%inclusion1.91K decks5.61K decks
-7%synergy
Talisman of Indulgence
30%inclusion1.65K decks5.61K decks
-7%synergy
Fellwar Stone
25%inclusion1.41K decks5.61K decks
-3%synergy
Bounty Board
21%inclusion1.09K decks5.17K decks
19%synergy
Commander's Sphere
17%inclusion980 decks5.61K decks
3%synergy
Aetheric Amplifier
13%inclusion426 decks3.40K decks
12%synergy
Bandit's Haul
12%inclusion602 decks5.20K decks
10%synergy
Chromatic Lantern
11%inclusion593 decks5.61K decks
-1%synergy
Mind Stone
6.7%inclusion374 decks5.61K decks
-2%synergy
Mardu Banner
5.8%inclusion327 decks5.61K decks
3%synergy
Savai Crystal
5.6%inclusion313 decks5.61K decks
4%synergy
Lands
Plains
97%inclusion5.44K decks5.61K decks
2%synergy
Swamp
97%inclusion5.43K decks5.61K decks
2%synergy
Mountain
96%inclusion5.37K decks5.61K decks
2%synergy
Command Tower
93%inclusion5.21K decks5.61K decks
1%synergy
Nomad Outpost
67%inclusion3.73K decks5.61K decks
8%synergy
Exotic Orchard
58%inclusion3.23K decks5.61K decks
6%synergy
Isolated Chapel
53%inclusion2.96K decks5.61K decks
1%synergy
Dragonskull Summit
51%inclusion2.87K decks5.61K decks
0%synergy
Clifftop Retreat
51%inclusion2.83K decks5.61K decks
1%synergy
Savai Triome
48%inclusion2.68K decks5.61K decks
9%synergy
Godless Shrine
46%inclusion2.58K decks5.61K decks
-1%synergy
Sacred Foundry
44%inclusion2.45K decks5.61K decks
-1%synergy
Blood Crypt
43%inclusion2.42K decks5.61K decks
0%synergy
Caves of Koilos
40%inclusion2.27K decks5.61K decks
1%synergy
Vault of Champions
39%inclusion2.16K decks5.61K decks
5%synergy
Battlefield Forge
38%inclusion2.13K decks5.61K decks
-2%synergy
Spectator Seating
37%inclusion2.08K decks5.61K decks
5%synergy
Forbidden Orchard
37%inclusion2.05K decks5.61K decks
34%synergy
Luxury Suite
34%inclusion1.93K decks5.61K decks
3%synergy
Smoldering Marsh
34%inclusion1.93K decks5.61K decks
-2%synergy
Evolving Wilds
28%inclusion1.58K decks5.61K decks
2%synergy
Marsh Flats
28%inclusion1.57K decks5.61K decks
-4%synergy
Bloodstained Mire
28%inclusion1.56K decks5.61K decks
-5%synergy
Arid Mesa
28%inclusion1.55K decks5.61K decks
-4%synergy
Path of Ancestry
24%inclusion1.35K decks5.61K decks
-13%synergy
Sulfurous Springs
24%inclusion1.35K decks5.61K decks
-3%synergy
Sundown Pass
23%inclusion1.29K decks5.61K decks
2%synergy
Shattered Sanctum
22%inclusion1.25K decks5.61K decks
-1%synergy
Shattered Landscape
22%inclusion1.08K decks4.89K decks
3%synergy
Haunted Ridge
21%inclusion1.17K decks5.61K decks
1%synergy
Temple of Silence
21%inclusion1.17K decks5.61K decks
-2%synergy
Temple of Triumph
20%inclusion1.10K decks5.61K decks
-3%synergy
Orzhov Basilica
19%inclusion1.08K decks5.61K decks
5%synergy
Terramorphic Expanse
18%inclusion1.02K decks5.61K decks
-1%synergy
Boros Garrison
17%inclusion968 decks5.61K decks
4%synergy
Rakdos Carnarium
17%inclusion932 decks5.61K decks
4%synergy
Temple of Malice
16%inclusion906 decks5.61K decks
-1%synergy
Fetid Heath
15%inclusion825 decks5.61K decks
-5%synergy
Myriad Landscape
14%inclusion764 decks5.61K decks
1%synergy
Rugged Prairie
13%inclusion733 decks5.61K decks
-3%synergy
Brightclimb Pathway
13%inclusion702 decks5.61K decks
3%synergy
Shadowblood Ridge
12%inclusion676 decks5.61K decks
-3%synergy
Needleverge Pathway
11%inclusion624 decks5.61K decks
3%synergy
Scrubland
11%inclusion601 decks5.61K decks
-1%synergy
Badlands
11%inclusion597 decks5.61K decks
-2%synergy
Plateau
11%inclusion594 decks5.61K decks
-1%synergy
Blightstep Pathway
10%inclusion580 decks5.61K decks
2%synergy
Tainted Field
10%inclusion572 decks5.61K decks
-2%synergy
Blazemire Verge
10%inclusion410 decks4.25K decks
-2%synergy
Malakir Rebirth
10%inclusion537 decks5.61K decks
4%synergy