Kelsien, the Plague (Commander) - Upgraded Experience Counters

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
Eclipsed Steppe
20%inclusion2 decks10 decks
17%synergy
Turbulent Steppe
20%inclusion2 decks10 decks
17%synergy
Emeritus of Woe
20%inclusion2 decks10 decks
15%synergy
Turbulent Moor
10%inclusion1 decks10 decks
6%synergy
High Synergy Cards
Basilisk Collar
100%inclusion22 decks22 decks
96%synergy
Minthara, Merciless Soul
95%inclusion21 decks22 decks
94%synergy
Vorpal Sword
91%inclusion20 decks22 decks
89%synergy
Rune of Mortality
86%inclusion19 decks22 decks
85%synergy
Magda, the Hoardmaster
86%inclusion19 decks22 decks
84%synergy
Otharri, Suns' Glory
86%inclusion19 decks22 decks
81%synergy
Thornbite Staff
82%inclusion18 decks22 decks
80%synergy
Falthis, Shadowcat Familiar
77%inclusion17 decks22 decks
76%synergy
Sting, the Glinting Dagger
77%inclusion17 decks22 decks
76%synergy
Drumbellower
77%inclusion17 decks22 decks
75%synergy
Top Cards
Morbid Opportunist
82%inclusion18 decks22 decks
64%synergy
Mari, the Killing Quill
77%inclusion17 decks22 decks
71%synergy
Fighter Class
77%inclusion17 decks22 decks
75%synergy
Shay Cormac
77%inclusion17 decks22 decks
74%synergy
Open the Armory
68%inclusion15 decks22 decks
64%synergy
General's Enforcer
68%inclusion15 decks22 decks
60%synergy
Lae'zel, Vlaakith's Champion
68%inclusion15 decks22 decks
66%synergy
Swiftfoot Boots
64%inclusion14 decks22 decks
32%synergy
Steelshaper's Gift
64%inclusion14 decks22 decks
61%synergy
Gorgon's Head
59%inclusion13 decks22 decks
58%synergy
Game Changers
Enlightened Tutor
36%inclusion8 decks22 decks
25%synergy
Teferi's Protection
27%inclusion6 decks22 decks
8%synergy
Smothering Tithe
23%inclusion5 decks22 decks
-2%synergy
Demonic Tutor
23%inclusion5 decks22 decks
4%synergy
Vampiric Tutor
14%inclusion3 decks22 decks
-1%synergy
Creatures
Maha, Its Feathers Night
55%inclusion12 decks22 decks
53%synergy
Mother of Runes
50%inclusion11 decks22 decks
43%synergy
Kratos, Stoic Father
47%inclusion7 decks15 decks
46%synergy
Ertha Jo, Frontier Mentor
41%inclusion9 decks22 decks
40%synergy
Humble Defector
41%inclusion9 decks22 decks
39%synergy
White Plume Adventurer
41%inclusion9 decks22 decks
40%synergy
Kalemne, Disciple of Iroas
41%inclusion9 decks22 decks
40%synergy
Mathas, Fiend Seeker
36%inclusion8 decks22 decks
34%synergy
Stoneforge Mystic
36%inclusion8 decks22 decks
34%synergy
Daxos the Returned
36%inclusion8 decks22 decks
36%synergy
Taii Wakeen, Perfect Shot
32%inclusion7 decks22 decks
31%synergy
Termination Facilitator
32%inclusion7 decks22 decks
30%synergy
Harvester of Souls
32%inclusion7 decks22 decks
29%synergy
Slaughter Specialist
32%inclusion7 decks22 decks
31%synergy
Esper Sentinel
27%inclusion6 decks22 decks
9%synergy
Akiri, Fearless Voyager
27%inclusion6 decks22 decks
25%synergy
Goblin Sharpshooter
27%inclusion6 decks22 decks
27%synergy
Assault Intercessor
23%inclusion5 decks22 decks
22%synergy
Giver of Runes
23%inclusion5 decks22 decks
20%synergy
Void Beckoner
23%inclusion5 decks22 decks
22%synergy
Puresteel Paladin
23%inclusion5 decks22 decks
19%synergy
Sun Titan
23%inclusion5 decks22 decks
12%synergy
Cloud, Midgar Mercenary
19%inclusion4 decks21 decks
18%synergy
Marvin, Murderous Mimic
18%inclusion4 decks22 decks
17%synergy
Massacre Girl, Known Killer
18%inclusion4 decks22 decks
16%synergy
Patrolling Peacemaker
17%inclusion3 decks18 decks
16%synergy
Qarsi Revenant
14%inclusion3 decks21 decks
11%synergy
Kellan, the Fae-Blooded
14%inclusion3 decks22 decks
13%synergy
Blood Artist
14%inclusion3 decks22 decks
-4%synergy
Falkenrath Noble
14%inclusion3 decks22 decks
11%synergy
Sram, Senior Edificer
14%inclusion3 decks22 decks
11%synergy
Massacre Wurm
14%inclusion3 decks22 decks
13%synergy
Athreos, Shroud-Veiled
14%inclusion3 decks22 decks
12%synergy
Zagras, Thief of Heartbeats
14%inclusion3 decks22 decks
13%synergy
Bureau Headmaster
14%inclusion3 decks22 decks
13%synergy
Vein Ripper
14%inclusion3 decks22 decks
10%synergy
Aang, Airbending Master
12%inclusion2 decks17 decks
11%synergy
Vincent Valentine
10%inclusion2 decks21 decks
8%synergy
Solemn Simulacrum
9.1%inclusion2 decks22 decks
-4%synergy
Blood Cultist
9.1%inclusion2 decks22 decks
9%synergy
High-Society Hunter
9.1%inclusion2 decks22 decks
7%synergy
Syr Konrad, the Grim
9.1%inclusion2 decks22 decks
6%synergy
Mahadi, Emporium Master
9.1%inclusion2 decks22 decks
1%synergy
Ankle Shanker
9.1%inclusion2 decks22 decks
6%synergy
Aya of Alexandria
9.1%inclusion2 decks22 decks
7%synergy
Rakdos Ickspitter
9.1%inclusion2 decks22 decks
9%synergy
Gisa, the Hellraiser
9.1%inclusion2 decks22 decks
9%synergy
Burnished Hart
9.1%inclusion2 decks22 decks
7%synergy
Onyx Mage
9.1%inclusion2 decks22 decks
9%synergy
Torbran, Thane of Red Fell
9.1%inclusion2 decks22 decks
9%synergy
Instants
Anguished Unmaking
50%inclusion11 decks22 decks
17%synergy
Boros Charm
41%inclusion9 decks22 decks
12%synergy
You Are Already Dead
41%inclusion9 decks22 decks
39%synergy
Swords to Plowshares
41%inclusion9 decks22 decks
-21%synergy
Wear // Tear
36%inclusion8 decks22 decks
25%synergy
Stroke of Midnight
36%inclusion8 decks22 decks
25%synergy
Deflecting Swat
27%inclusion6 decks22 decks
11%synergy
Fracture
27%inclusion6 decks22 decks
21%synergy
Dawn's Truce
23%inclusion5 decks22 decks
16%synergy
Rakdos Charm
23%inclusion5 decks22 decks
14%synergy
Malakir Rebirth
23%inclusion5 decks22 decks
17%synergy
Sejiri Shelter
23%inclusion5 decks22 decks
21%synergy
Mirrodin Avenged
23%inclusion5 decks22 decks
22%synergy
Generous Gift
23%inclusion5 decks22 decks
5%synergy
Dire Tactics
18%inclusion4 decks22 decks
16%synergy
Path to Exile
18%inclusion4 decks22 decks
-29%synergy
Flawless Maneuver
14%inclusion3 decks22 decks
-1%synergy
Offer Immortality
14%inclusion3 decks22 decks
13%synergy
Mortify
14%inclusion3 decks22 decks
-2%synergy
Valakut Awakening
14%inclusion3 decks22 decks
11%synergy
Continue?
10%inclusion1 decks10 decks
9%synergy
Pain 101
10%inclusion1 decks10 decks
10%synergy
Deadly Rollick
9.1%inclusion2 decks22 decks
-2%synergy
Chaos Warp
9.1%inclusion2 decks22 decks
-7%synergy
Imp's Mischief
9.1%inclusion2 decks22 decks
8%synergy
Unexpected Windfall
9.1%inclusion2 decks22 decks
4%synergy
Virulent Swipe
9.1%inclusion2 decks22 decks
9%synergy
Tainted Strike
9.1%inclusion2 decks22 decks
9%synergy
Big Score
9.1%inclusion2 decks22 decks
-1%synergy
Bladebrand
9.1%inclusion2 decks22 decks
9%synergy
Despark
9.1%inclusion2 decks22 decks
-5%synergy
Utter End
9.1%inclusion2 decks22 decks
5%synergy
Touch of Moonglove
9.1%inclusion2 decks22 decks
9%synergy
Deflecting Palm
9.1%inclusion2 decks22 decks
2%synergy
Crackling Doom
9.1%inclusion2 decks22 decks
-8%synergy
Sorceries
Night's Whisper
45%inclusion10 decks22 decks
32%synergy
Ruinous Ultimatum
36%inclusion8 decks22 decks
-3%synergy
Chandra's Ignition
32%inclusion7 decks22 decks
30%synergy
Read the Bones
27%inclusion6 decks22 decks
18%synergy
Sevinne's Reclamation
18%inclusion4 decks22 decks
10%synergy
Vandalblast
18%inclusion4 decks22 decks
8%synergy
Faithless Looting
18%inclusion4 decks22 decks
3%synergy
Mythos of Snapdax
18%inclusion4 decks22 decks
13%synergy
Painful Truths
18%inclusion4 decks22 decks
10%synergy
Call of the Death-Dweller
18%inclusion4 decks22 decks
18%synergy
Damn
18%inclusion4 decks22 decks
0%synergy
Sign in Blood
18%inclusion4 decks22 decks
10%synergy
Drown in Ichor
14%inclusion3 decks22 decks
13%synergy
Idyllic Tutor
9.1%inclusion2 decks22 decks
8%synergy
Blasphemous Act
9.1%inclusion2 decks22 decks
-14%synergy
Pirate's Pillage
9.1%inclusion2 decks22 decks
8%synergy
Single Combat
9.1%inclusion2 decks22 decks
8%synergy
Insatiable Avarice
9.1%inclusion2 decks22 decks
7%synergy
Grim Tutor
9.1%inclusion2 decks22 decks
5%synergy
Utility Artifacts
Quietus Spike
55%inclusion12 decks22 decks
53%synergy
Magewright's Stone
55%inclusion12 decks22 decks
53%synergy
Illusionist's Bracers
41%inclusion9 decks22 decks
39%synergy
Thousand-Year Elixir
41%inclusion9 decks22 decks
40%synergy
Shadowspear
41%inclusion9 decks22 decks
37%synergy
Gorgon Flail
36%inclusion8 decks22 decks
36%synergy
Lightning Greaves
36%inclusion8 decks22 decks
2%synergy
Hunter's Blowgun
32%inclusion7 decks22 decks
31%synergy
Brotherhood Regalia
27%inclusion6 decks22 decks
24%synergy
Glaring Spotlight
23%inclusion5 decks22 decks
22%synergy
Mithril Coat
18%inclusion4 decks22 decks
13%synergy
Sword of the Animist
18%inclusion4 decks22 decks
9%synergy
Hammer of Nazahn
18%inclusion4 decks22 decks
16%synergy
Puppet Strings
18%inclusion4 decks22 decks
18%synergy
Dragonfire Blade
14%inclusion3 decks21 decks
13%synergy
Robe of Stars
14%inclusion3 decks22 decks
13%synergy
Whispersilk Cloak
14%inclusion3 decks22 decks
8%synergy
Haystack
14%inclusion3 decks22 decks
12%synergy
The Masamune
10%inclusion2 decks21 decks
9%synergy
Genesis Chamber
9.1%inclusion2 decks22 decks
9%synergy
Crawlspace
9.1%inclusion2 decks22 decks
8%synergy
The Reaver Cleaver
9.1%inclusion2 decks22 decks
3%synergy
Hidden Blade
9.1%inclusion2 decks22 decks
8%synergy
Leyline Axe
9.1%inclusion2 decks22 decks
8%synergy
Expedition Map
9.1%inclusion2 decks22 decks
8%synergy
Champion's Helm
9.1%inclusion2 decks22 decks
8%synergy
Enchantments
Gift of Doom
55%inclusion12 decks22 decks
54%synergy
Dazzling Theater // Prop Room
50%inclusion11 decks22 decks
48%synergy
Sigarda's Aid
36%inclusion8 decks22 decks
34%synergy
Phyrexian Arena
32%inclusion7 decks22 decks
13%synergy
Revel in Riches
27%inclusion6 decks22 decks
21%synergy
Black Market Connections
27%inclusion6 decks22 decks
12%synergy
All-Out Assault
24%inclusion5 decks21 decks
12%synergy
Black Market
23%inclusion5 decks22 decks
17%synergy
Aspect of Gorgon
23%inclusion5 decks22 decks
22%synergy
Forge Anew
23%inclusion5 decks22 decks
21%synergy
At Knifepoint
23%inclusion5 decks22 decks
21%synergy
Reconnaissance
18%inclusion4 decks22 decks
6%synergy
Retreat to Hagra
14%inclusion3 decks22 decks
13%synergy
Death Pits of Rath
14%inclusion3 decks22 decks
13%synergy
Nowhere to Run
14%inclusion3 decks22 decks
13%synergy
Spiteful Banditry
14%inclusion3 decks22 decks
12%synergy
Grave Betrayal
9.1%inclusion2 decks22 decks
9%synergy
Eternal Thirst
9.1%inclusion2 decks22 decks
9%synergy
Kaya's Ghostform
9.1%inclusion2 decks22 decks
7%synergy
Ghostly Prison
9.1%inclusion2 decks22 decks
2%synergy
Trouble in Pairs
9.1%inclusion2 decks22 decks
4%synergy
Brilliant Wings
6.7%inclusion1 decks15 decks
6%synergy
Planeswalkers
Tezzeret, Cruel Captain
10%inclusion2 decks20 decks
9%synergy
Vraska, Betrayal's Sting
9.1%inclusion2 decks22 decks
9%synergy
Utility Lands
Rogue's Passage
64%inclusion14 decks22 decks
40%synergy
Vault of the Archangel
55%inclusion12 decks22 decks
32%synergy
Arcane Lighthouse
50%inclusion11 decks22 decks
49%synergy
Buried Ruin
45%inclusion10 decks22 decks
42%synergy
Bojuka Bog
41%inclusion9 decks22 decks
10%synergy
Detection Tower
36%inclusion8 decks22 decks
36%synergy
Karn's Bastion
23%inclusion5 decks22 decks
22%synergy
Axgard Armory
18%inclusion4 decks22 decks
16%synergy
Urza's Saga
14%inclusion3 decks22 decks
9%synergy
Reliquary Tower
14%inclusion3 decks22 decks
-1%synergy
Shizo, Death's Storehouse
9.1%inclusion2 decks22 decks
2%synergy
Urborg, Tomb of Yawgmoth
9.1%inclusion2 decks22 decks
-4%synergy
Mana Artifacts
Sol Ring
95%inclusion21 decks22 decks
7%synergy
Arcane Signet
86%inclusion19 decks22 decks
1%synergy
Patriar's Seal
73%inclusion16 decks22 decks
71%synergy
Orzhov Signet
41%inclusion9 decks22 decks
10%synergy
Boros Signet
36%inclusion8 decks22 decks
9%synergy
Rakdos Signet
32%inclusion7 decks22 decks
3%synergy
Talisman of Conviction
32%inclusion7 decks22 decks
-10%synergy
Bounty Board
32%inclusion7 decks22 decks
30%synergy
Talisman of Indulgence
27%inclusion6 decks22 decks
-10%synergy
Bandit's Haul
27%inclusion6 decks22 decks
26%synergy
Talisman of Hierarchy
27%inclusion6 decks22 decks
-14%synergy
Fellwar Stone
18%inclusion4 decks22 decks
-10%synergy
Aetheric Amplifier
14%inclusion3 decks22 decks
13%synergy
Chromatic Lantern
9.1%inclusion2 decks22 decks
-2%synergy
Savai Crystal
9.1%inclusion2 decks22 decks
8%synergy
Lands
Command Tower
100%inclusion22 decks22 decks
8%synergy
Swamp
91%inclusion20 decks22 decks
-4%synergy
Plains
86%inclusion19 decks22 decks
-9%synergy
Mountain
82%inclusion18 decks22 decks
-12%synergy
Exotic Orchard
68%inclusion15 decks22 decks
16%synergy
Savai Triome
64%inclusion14 decks22 decks
26%synergy
Nomad Outpost
59%inclusion13 decks22 decks
1%synergy
Dragonskull Summit
59%inclusion13 decks22 decks
7%synergy
Godless Shrine
59%inclusion13 decks22 decks
11%synergy
Isolated Chapel
59%inclusion13 decks22 decks
6%synergy
Clifftop Retreat
59%inclusion13 decks22 decks
8%synergy
Blood Crypt
55%inclusion12 decks22 decks
10%synergy
Sacred Foundry
55%inclusion12 decks22 decks
9%synergy
Luxury Suite
50%inclusion11 decks22 decks
19%synergy
Path of Ancestry
50%inclusion11 decks22 decks
12%synergy
Spectator Seating
50%inclusion11 decks22 decks
19%synergy
Vault of Champions
50%inclusion11 decks22 decks
18%synergy
Bloodstained Mire
50%inclusion11 decks22 decks
17%synergy
Battlefield Forge
45%inclusion10 decks22 decks
5%synergy
Arid Mesa
45%inclusion10 decks22 decks
14%synergy
Forbidden Orchard
45%inclusion10 decks22 decks
43%synergy
Caves of Koilos
41%inclusion9 decks22 decks
2%synergy
Shattered Sanctum
41%inclusion9 decks22 decks
16%synergy
Marsh Flats
41%inclusion9 decks22 decks
10%synergy
Haunted Ridge
41%inclusion9 decks22 decks
21%synergy
Sulfurous Springs
41%inclusion9 decks22 decks
13%synergy
Fetid Heath
32%inclusion7 decks22 decks
10%synergy
Bleachbone Verge
27%inclusion6 decks22 decks
18%synergy
Sundown Pass
27%inclusion6 decks22 decks
6%synergy
Shattered Landscape
27%inclusion6 decks22 decks
9%synergy
Smoldering Marsh
23%inclusion5 decks22 decks
-14%synergy
Graven Cairns
23%inclusion5 decks22 decks
11%synergy
Rugged Prairie
23%inclusion5 decks22 decks
5%synergy
Blazemire Verge
23%inclusion5 decks22 decks
11%synergy
Sunbillow Verge
23%inclusion5 decks22 decks
14%synergy
Malakir Rebirth
23%inclusion5 decks22 decks
17%synergy
Orzhov Basilica
23%inclusion5 decks22 decks
9%synergy
Sejiri Shelter
23%inclusion5 decks22 decks
21%synergy
Hidden Hideout
20%inclusion2 decks10 decks
20%synergy
Rakdos Carnarium
18%inclusion4 decks22 decks
7%synergy
Brightclimb Pathway
18%inclusion4 decks22 decks
10%synergy
Shadowy Backstreet
18%inclusion4 decks22 decks
8%synergy
Tainted Field
18%inclusion4 decks22 decks
7%synergy
Shadowblood Ridge
14%inclusion3 decks22 decks
-2%synergy
Reflecting Pool
14%inclusion3 decks22 decks
6%synergy
Temple of Triumph
14%inclusion3 decks22 decks
-8%synergy
Temple of Malice
14%inclusion3 decks22 decks
-2%synergy
Boros Garrison
14%inclusion3 decks22 decks
1%synergy
Elegant Parlor
14%inclusion3 decks22 decks
4%synergy
Evolving Wilds
14%inclusion3 decks22 decks
-12%synergy