Kelsien, the Plague (Commander) - Commander Matters

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #448
25decks
As CommanderAs CardAverage DeckDecksView Precon
Bracket
All12345
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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Baxter Building
25%inclusion1 decks4 decks
25%synergy
Super-Soldier Serum
25%inclusion1 decks4 decks
25%synergy
Hawkeye's Bow
25%inclusion1 decks4 decks
25%synergy
Black Widow, Agile Avenger
25%inclusion1 decks4 decks
23%synergy
High Synergy Cards
Minthara, Merciless Soul
88%inclusion22 decks25 decks
86%synergy
Basilisk Collar
88%inclusion22 decks25 decks
84%synergy
Rune of Mortality
80%inclusion20 decks25 decks
79%synergy
Vorpal Sword
80%inclusion20 decks25 decks
78%synergy
Thornbite Staff
76%inclusion19 decks25 decks
75%synergy
Otharri, Suns' Glory
76%inclusion19 decks25 decks
71%synergy
Drumbellower
68%inclusion17 decks25 decks
66%synergy
Falthis, Shadowcat Familiar
64%inclusion16 decks25 decks
63%synergy
Gorgon's Head
60%inclusion15 decks25 decks
59%synergy
Sting, the Glinting Dagger
60%inclusion15 decks25 decks
58%synergy
Top Cards
Morbid Opportunist
68%inclusion17 decks25 decks
50%synergy
Mari, the Killing Quill
64%inclusion16 decks25 decks
58%synergy
Swords to Plowshares
60%inclusion15 decks25 decks
-2%synergy
Swiftfoot Boots
60%inclusion15 decks25 decks
29%synergy
Gift of Doom
56%inclusion14 decks25 decks
55%synergy
Lae'zel, Vlaakith's Champion
56%inclusion14 decks25 decks
54%synergy
Open the Armory
52%inclusion13 decks25 decks
48%synergy
Quietus Spike
48%inclusion12 decks25 decks
47%synergy
Magda, the Hoardmaster
48%inclusion12 decks25 decks
46%synergy
General's Enforcer
48%inclusion12 decks25 decks
40%synergy
Game Changers
Enlightened Tutor
36%inclusion9 decks25 decks
24%synergy
Smothering Tithe
32%inclusion8 decks25 decks
8%synergy
Demonic Tutor
24%inclusion6 decks25 decks
5%synergy
Farewell
12%inclusion3 decks25 decks
2%synergy
Orcish Bowmasters
12%inclusion3 decks25 decks
7%synergy
Vampiric Tutor
12%inclusion3 decks25 decks
-2%synergy
Teferi's Protection
8.0%inclusion2 decks25 decks
-11%synergy
Creatures
Shay Cormac
48%inclusion12 decks25 decks
45%synergy
Termination Facilitator
44%inclusion11 decks25 decks
42%synergy
Maha, Its Feathers Night
40%inclusion10 decks25 decks
39%synergy
Ertha Jo, Frontier Mentor
36%inclusion9 decks25 decks
35%synergy
Humble Defector
36%inclusion9 decks25 decks
34%synergy
Puresteel Paladin
36%inclusion9 decks25 decks
32%synergy
Mathas, Fiend Seeker
32%inclusion8 decks25 decks
30%synergy
White Plume Adventurer
32%inclusion8 decks25 decks
31%synergy
Mother of Runes
32%inclusion8 decks25 decks
25%synergy
Void Beckoner
32%inclusion8 decks25 decks
31%synergy
Esper Sentinel
28%inclusion7 decks25 decks
10%synergy
Daxos the Returned
28%inclusion7 decks25 decks
27%synergy
Kalemne, Disciple of Iroas
28%inclusion7 decks25 decks
27%synergy
Harvester of Souls
24%inclusion6 decks25 decks
21%synergy
Slaughter Specialist
24%inclusion6 decks25 decks
23%synergy
Sun Titan
24%inclusion6 decks25 decks
13%synergy
Archetype of Finality
24%inclusion6 decks25 decks
23%synergy
Taii Wakeen, Perfect Shot
20%inclusion5 decks25 decks
19%synergy
Blood Artist
20%inclusion5 decks25 decks
2%synergy
Stoneforge Mystic
20%inclusion5 decks25 decks
17%synergy
Assault Intercessor
20%inclusion5 decks25 decks
19%synergy
Stonehewer Giant
20%inclusion5 decks25 decks
19%synergy
Massacre Girl, Known Killer
20%inclusion5 decks25 decks
18%synergy
Goblin Sharpshooter
20%inclusion5 decks25 decks
19%synergy
Solemn Simulacrum
16%inclusion4 decks25 decks
3%synergy
Witch Enchanter
16%inclusion4 decks25 decks
9%synergy
Deathbringer Thoctar
16%inclusion4 decks25 decks
16%synergy
Giver of Runes
16%inclusion4 decks25 decks
13%synergy
Zagras, Thief of Heartbeats
16%inclusion4 decks25 decks
15%synergy
Queen Marchesa
16%inclusion4 decks25 decks
10%synergy
Patrolling Peacemaker
14%inclusion3 decks22 decks
13%synergy
Falkenrath Noble
12%inclusion3 decks25 decks
9%synergy
Knight of the White Orchid
12%inclusion3 decks25 decks
8%synergy
Sram, Senior Edificer
12%inclusion3 decks25 decks
9%synergy
Massacre Wurm
12%inclusion3 decks25 decks
11%synergy
Athreos, Shroud-Veiled
12%inclusion3 decks25 decks
11%synergy
Tor Wauki the Younger
12%inclusion3 decks25 decks
12%synergy
Akiri, Fearless Voyager
12%inclusion3 decks25 decks
10%synergy
Kratos, Stoic Father
11%inclusion2 decks18 decks
11%synergy
Scathing Shadelock
11%inclusion1 decks9 decks
11%synergy
Killian, Decisive Mentor
10%inclusion1 decks10 decks
10%synergy
Blood Cultist
8.0%inclusion2 decks25 decks
8%synergy
Professional Face-Breaker
8.0%inclusion2 decks25 decks
-8%synergy
Bounty Agent
8.0%inclusion2 decks25 decks
7%synergy
Syr Konrad, the Grim
8.0%inclusion2 decks25 decks
5%synergy
Shadowheart, Dark Justiciar
8.0%inclusion2 decks25 decks
8%synergy
Claim Jumper
8.0%inclusion2 decks25 decks
7%synergy
Astor, Bearer of Blades
8.0%inclusion2 decks25 decks
7%synergy
Mahadi, Emporium Master
8.0%inclusion2 decks25 decks
-0%synergy
Devout Chaplain
8.0%inclusion2 decks25 decks
7%synergy
Instants
Anguished Unmaking
40%inclusion10 decks25 decks
7%synergy
You Are Already Dead
36%inclusion9 decks25 decks
34%synergy
Generous Gift
32%inclusion8 decks25 decks
15%synergy
Boros Charm
28%inclusion7 decks25 decks
-1%synergy
Stroke of Midnight
28%inclusion7 decks25 decks
16%synergy
Path to Exile
28%inclusion7 decks25 decks
-19%synergy
Mirrodin Avenged
28%inclusion7 decks25 decks
27%synergy
Flawless Maneuver
24%inclusion6 decks25 decks
9%synergy
Deflecting Swat
24%inclusion6 decks25 decks
8%synergy
Despark
24%inclusion6 decks25 decks
11%synergy
Dire Tactics
20%inclusion5 decks25 decks
17%synergy
Loran's Escape
20%inclusion5 decks25 decks
19%synergy
Malakir Rebirth
20%inclusion5 decks25 decks
14%synergy
Touch of Moonglove
20%inclusion5 decks25 decks
20%synergy
Crackling Doom
20%inclusion5 decks25 decks
3%synergy
Unexpected Windfall
16%inclusion4 decks25 decks
11%synergy
Rakdos Charm
16%inclusion4 decks25 decks
7%synergy
Terminate
16%inclusion4 decks25 decks
4%synergy
Wear // Tear
16%inclusion4 decks25 decks
5%synergy
Deflecting Palm
16%inclusion4 decks25 decks
9%synergy
Fracture
16%inclusion4 decks25 decks
10%synergy
Deadly Rollick
12%inclusion3 decks25 decks
1%synergy
Untimely Malfunction
12%inclusion3 decks25 decks
7%synergy
Legion Leadership
12%inclusion3 decks25 decks
7%synergy
Bladebrand
12%inclusion3 decks25 decks
12%synergy
Bolt Bend
12%inclusion3 decks25 decks
10%synergy
Sejiri Shelter
12%inclusion3 decks25 decks
10%synergy
Heliod's Intervention
12%inclusion3 decks25 decks
10%synergy
Mortify
12%inclusion3 decks25 decks
-3%synergy
Fell the Profane
8.0%inclusion2 decks25 decks
1%synergy
Chaos Warp
8.0%inclusion2 decks25 decks
-8%synergy
Thrill of Possibility
8.0%inclusion2 decks25 decks
1%synergy
Dawn's Truce
8.0%inclusion2 decks25 decks
1%synergy
Deadly Dispute
8.0%inclusion2 decks25 decks
-15%synergy
Flare of Fortitude
8.0%inclusion2 decks25 decks
5%synergy
Battle-Rage Blessing
8.0%inclusion2 decks25 decks
8%synergy
Blacksmith's Skill
8.0%inclusion2 decks25 decks
7%synergy
Armor of Shadows
8.0%inclusion2 decks25 decks
8%synergy
Virulent Swipe
8.0%inclusion2 decks25 decks
8%synergy
Bedevil
8.0%inclusion2 decks25 decks
1%synergy
Offer Immortality
8.0%inclusion2 decks25 decks
7%synergy
Demand Answers
8.0%inclusion2 decks25 decks
3%synergy
Utter End
8.0%inclusion2 decks25 decks
4%synergy
Sudden Spoiling
8.0%inclusion2 decks25 decks
7%synergy
Galadriel's Dismissal
8.0%inclusion2 decks25 decks
6%synergy
Akroma's Will
8.0%inclusion2 decks25 decks
-6%synergy
Enter the Avatar State
7.7%inclusion1 decks13 decks
7%synergy
Sorceries
Steelshaper's Gift
48%inclusion12 decks25 decks
45%synergy
Sevinne's Reclamation
44%inclusion11 decks25 decks
36%synergy
Painful Truths
32%inclusion8 decks25 decks
24%synergy
Night's Whisper
32%inclusion8 decks25 decks
19%synergy
Sign in Blood
28%inclusion7 decks25 decks
20%synergy
Chandra's Ignition
28%inclusion7 decks25 decks
26%synergy
Vandalblast
24%inclusion6 decks25 decks
14%synergy
Faithless Looting
24%inclusion6 decks25 decks
9%synergy
Ruinous Ultimatum
24%inclusion6 decks25 decks
-15%synergy
Read the Bones
20%inclusion5 decks25 decks
12%synergy
Mythos of Snapdax
16%inclusion4 decks25 decks
11%synergy
Call of the Death-Dweller
16%inclusion4 decks25 decks
16%synergy
Wrath of God
12%inclusion3 decks25 decks
8%synergy
Vindicate
12%inclusion3 decks25 decks
6%synergy
Blasphemous Act
12%inclusion3 decks25 decks
-11%synergy
Pirate's Pillage
12%inclusion3 decks25 decks
11%synergy
Drown in Ichor
12%inclusion3 decks25 decks
12%synergy
Decorum Dissertation
11%inclusion1 decks9 decks
9%synergy
Split Up
8.0%inclusion2 decks25 decks
7%synergy
Ambition's Cost
8.0%inclusion2 decks25 decks
6%synergy
Tragic Arrogance
8.0%inclusion2 decks25 decks
5%synergy
Toxic Deluge
8.0%inclusion2 decks25 decks
-0%synergy
Damn
8.0%inclusion2 decks25 decks
-10%synergy
Sundering Eruption
8.0%inclusion2 decks25 decks
5%synergy
Utility Artifacts
Shadowspear
44%inclusion11 decks25 decks
40%synergy
Magewright's Stone
44%inclusion11 decks25 decks
43%synergy
Thousand-Year Elixir
36%inclusion9 decks25 decks
35%synergy
Whispersilk Cloak
32%inclusion8 decks25 decks
27%synergy
Brotherhood Regalia
32%inclusion8 decks25 decks
29%synergy
Gorgon Flail
28%inclusion7 decks25 decks
27%synergy
Illusionist's Bracers
24%inclusion6 decks25 decks
23%synergy
Hunter's Blowgun
20%inclusion5 decks25 decks
19%synergy
Battlemage's Bracers
20%inclusion5 decks25 decks
19%synergy
Lightning Greaves
20%inclusion5 decks25 decks
-14%synergy
Glaring Spotlight
16%inclusion4 decks25 decks
16%synergy
Sword of the Animist
16%inclusion4 decks25 decks
7%synergy
Hammer of Nazahn
16%inclusion4 decks25 decks
14%synergy
Dragonfire Blade
14%inclusion3 decks22 decks
12%synergy
Mithril Coat
12%inclusion3 decks25 decks
7%synergy
Skullclamp
12%inclusion3 decks25 decks
-17%synergy
Helm of the Host
12%inclusion3 decks25 decks
6%synergy
Champion's Helm
12%inclusion3 decks25 decks
11%synergy
Puppet Strings
12%inclusion3 decks25 decks
12%synergy
Wayfarer's Bauble
8.0%inclusion2 decks25 decks
-0%synergy
Sword of Truth and Justice
8.0%inclusion2 decks25 decks
7%synergy
Caduceus, Staff of Hermes
8.0%inclusion2 decks25 decks
7%synergy
Expedition Map
8.0%inclusion2 decks25 decks
7%synergy
Scythe of the Wretched
8.0%inclusion2 decks25 decks
8%synergy
Darksteel Plate
8.0%inclusion2 decks25 decks
6%synergy
Argentum Armor
8.0%inclusion2 decks25 decks
6%synergy
Grafted Exoskeleton
8.0%inclusion2 decks25 decks
8%synergy
Hexplate Wallbreaker
8.0%inclusion2 decks25 decks
7%synergy
Bagel and Schmear
5.0%inclusion1 decks20 decks
5%synergy
Enchantments
Fighter Class
44%inclusion11 decks25 decks
41%synergy
Sigarda's Aid
40%inclusion10 decks25 decks
37%synergy
Revel in Riches
28%inclusion7 decks25 decks
22%synergy
Phyrexian Arena
28%inclusion7 decks25 decks
10%synergy
Dazzling Theater // Prop Room
24%inclusion6 decks25 decks
22%synergy
Death Pits of Rath
20%inclusion5 decks25 decks
20%synergy
Kaya's Ghostform
20%inclusion5 decks25 decks
18%synergy
Reconnaissance
16%inclusion4 decks25 decks
4%synergy
Aspect of Gorgon
16%inclusion4 decks25 decks
16%synergy
Forge Anew
16%inclusion4 decks25 decks
14%synergy
Blind Obedience
16%inclusion4 decks25 decks
11%synergy
Black Market Connections
16%inclusion4 decks25 decks
0%synergy
Nowhere to Run
16%inclusion4 decks25 decks
15%synergy
Black Market
12%inclusion3 decks25 decks
7%synergy
Gift of Immortality
12%inclusion3 decks25 decks
11%synergy
Forging the Tyrite Sword
12%inclusion3 decks25 decks
11%synergy
Authority of the Consuls
12%inclusion3 decks25 decks
8%synergy
Retreat to Hagra
12%inclusion3 decks25 decks
12%synergy
Agent of the Shadow Thieves
12%inclusion3 decks25 decks
11%synergy
Ghostly Prison
12%inclusion3 decks25 decks
4%synergy
Changing Loyalty
11%inclusion1 decks9 decks
11%synergy
Coercive Impetus
11%inclusion1 decks9 decks
10%synergy
Eye of Nidhogg
9.1%inclusion2 decks22 decks
8%synergy
Glasswing Grace
8.0%inclusion2 decks25 decks
7%synergy
Grave Betrayal
8.0%inclusion2 decks25 decks
8%synergy
No Mercy
8.0%inclusion2 decks25 decks
6%synergy
At Knifepoint
8.0%inclusion2 decks25 decks
7%synergy
Animate Dead
8.0%inclusion2 decks25 decks
-0%synergy
Trouble in Pairs
8.0%inclusion2 decks25 decks
3%synergy
Spiteful Banditry
8.0%inclusion2 decks25 decks
6%synergy
Parasitic Impetus
8.0%inclusion2 decks25 decks
7%synergy
Planeswalkers
Vraska, Betrayal's Sting
12%inclusion3 decks25 decks
12%synergy
Nahiri, the Lithomancer
12%inclusion3 decks25 decks
12%synergy
Kaya, Geist Hunter
12%inclusion3 decks25 decks
8%synergy
Tezzeret, Cruel Captain
9.1%inclusion2 decks22 decks
8%synergy
Utility Lands
Vault of the Archangel
52%inclusion13 decks25 decks
29%synergy
Rogue's Passage
52%inclusion13 decks25 decks
28%synergy
Bojuka Bog
48%inclusion12 decks25 decks
17%synergy
Arcane Lighthouse
40%inclusion10 decks25 decks
39%synergy
Buried Ruin
40%inclusion10 decks25 decks
37%synergy
Axgard Armory
32%inclusion8 decks25 decks
30%synergy
Detection Tower
28%inclusion7 decks25 decks
27%synergy
Karn's Bastion
24%inclusion6 decks25 decks
23%synergy
Shizo, Death's Storehouse
16%inclusion4 decks25 decks
9%synergy
Sunhome, Fortress of the Legion
16%inclusion4 decks25 decks
13%synergy
Reliquary Tower
16%inclusion4 decks25 decks
1%synergy
Temple of the False God
12%inclusion3 decks25 decks
6%synergy
Witch's Clinic
8.0%inclusion2 decks25 decks
8%synergy
Phyrexian Tower
8.0%inclusion2 decks25 decks
-2%synergy
Urza's Saga
8.0%inclusion2 decks25 decks
4%synergy
Eiganjo, Seat of the Empire
8.0%inclusion2 decks25 decks
2%synergy
Castle Locthwain
8.0%inclusion2 decks25 decks
5%synergy
Urborg, Tomb of Yawgmoth
8.0%inclusion2 decks25 decks
-5%synergy
Secret Tunnel
7.1%inclusion1 decks14 decks
6%synergy
Mana Artifacts
Arcane Signet
92%inclusion23 decks25 decks
6%synergy
Sol Ring
80%inclusion20 decks25 decks
-8%synergy
Patriar's Seal
56%inclusion14 decks25 decks
54%synergy
Orzhov Signet
44%inclusion11 decks25 decks
14%synergy
Rakdos Signet
36%inclusion9 decks25 decks
8%synergy
Boros Signet
36%inclusion9 decks25 decks
9%synergy
Talisman of Hierarchy
32%inclusion8 decks25 decks
-9%synergy
Talisman of Conviction
28%inclusion7 decks25 decks
-14%synergy
Commander's Sphere
24%inclusion6 decks25 decks
11%synergy
Talisman of Indulgence
24%inclusion6 decks25 decks
-13%synergy
Aetheric Amplifier
17%inclusion4 decks23 decks
17%synergy
Bandit's Haul
16%inclusion4 decks25 decks
15%synergy
Fellwar Stone
16%inclusion4 decks25 decks
-12%synergy
Bounty Board
12%inclusion3 decks25 decks
10%synergy
Mind Stone
8.0%inclusion2 decks25 decks
-1%synergy
Savai Crystal
8.0%inclusion2 decks25 decks
7%synergy
Lands
Command Tower
96%inclusion24 decks25 decks
4%synergy
Swamp
92%inclusion23 decks25 decks
-3%synergy
Mountain
88%inclusion22 decks25 decks
-6%synergy
Plains
88%inclusion22 decks25 decks
-7%synergy
Exotic Orchard
72%inclusion18 decks25 decks
19%synergy
Nomad Outpost
68%inclusion17 decks25 decks
10%synergy
Caves of Koilos
64%inclusion16 decks25 decks
25%synergy
Godless Shrine
56%inclusion14 decks25 decks
8%synergy
Savai Triome
52%inclusion13 decks25 decks
15%synergy
Sacred Foundry
52%inclusion13 decks25 decks
7%synergy
Battlefield Forge
52%inclusion13 decks25 decks
11%synergy
Path of Ancestry
48%inclusion12 decks25 decks
10%synergy
Spectator Seating
48%inclusion12 decks25 decks
17%synergy
Sulfurous Springs
48%inclusion12 decks25 decks
19%synergy
Blood Crypt
44%inclusion11 decks25 decks
-1%synergy
Luxury Suite
44%inclusion11 decks25 decks
13%synergy
Forbidden Orchard
44%inclusion11 decks25 decks
42%synergy
Isolated Chapel
40%inclusion10 decks25 decks
-14%synergy
Clifftop Retreat
40%inclusion10 decks25 decks
-12%synergy
Vault of Champions
40%inclusion10 decks25 decks
8%synergy
Smoldering Marsh
36%inclusion9 decks25 decks
-1%synergy
Fetid Heath
36%inclusion9 decks25 decks
14%synergy
Sundown Pass
32%inclusion8 decks25 decks
10%synergy
Dragonskull Summit
32%inclusion8 decks25 decks
-21%synergy
Arid Mesa
32%inclusion8 decks25 decks
1%synergy
Shattered Sanctum
32%inclusion8 decks25 decks
6%synergy
Marsh Flats
32%inclusion8 decks25 decks
1%synergy
Graven Cairns
28%inclusion7 decks25 decks
16%synergy
Haunted Ridge
28%inclusion7 decks25 decks
8%synergy
Bloodstained Mire
28%inclusion7 decks25 decks
-5%synergy
Brightclimb Pathway
24%inclusion6 decks25 decks
16%synergy
Shattered Landscape
24%inclusion6 decks25 decks
5%synergy
Rugged Prairie
24%inclusion6 decks25 decks
6%synergy
Evolving Wilds
24%inclusion6 decks25 decks
-1%synergy
Tainted Field
20%inclusion5 decks25 decks
9%synergy
Blazemire Verge
20%inclusion5 decks25 decks
8%synergy
Malakir Rebirth
20%inclusion5 decks25 decks
14%synergy
Orzhov Basilica
20%inclusion5 decks25 decks
7%synergy
Temple of Silence
20%inclusion5 decks25 decks
-2%synergy
Witch Enchanter
16%inclusion4 decks25 decks
9%synergy
Rakdos Carnarium
16%inclusion4 decks25 decks
5%synergy
Shadowblood Ridge
16%inclusion4 decks25 decks
1%synergy
Temple of Triumph
16%inclusion4 decks25 decks
-5%synergy
Boros Garrison
16%inclusion4 decks25 decks
4%synergy
Needleverge Pathway
16%inclusion4 decks25 decks
8%synergy
Bleachbone Verge
13%inclusion3 decks23 decks
3%synergy
Sunbillow Verge
13%inclusion3 decks23 decks
4%synergy
Terramorphic Expanse
12%inclusion3 decks25 decks
-7%synergy
Myriad Landscape
12%inclusion3 decks25 decks
1%synergy
Inspiring Vantage
12%inclusion3 decks25 decks
8%synergy
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