Kelsien, the Plague (Commander) - Obosh Companion

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #386
23decks
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Background image for Rebuilding Kelsien, the Plague with Avatar: The Last Airbender Eternal
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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Morbid Opportunist
87%inclusion20 decks23 decks
70%synergy
Crackling Doom
87%inclusion20 decks23 decks
70%synergy
You Are Already Dead
70%inclusion16 decks23 decks
68%synergy
Drumbellower
70%inclusion16 decks23 decks
67%synergy
Basilisk Collar
70%inclusion16 decks23 decks
65%synergy
Cunning Sparkmage
65%inclusion15 decks23 decks
65%synergy
Tor Wauki the Younger
65%inclusion15 decks23 decks
65%synergy
Mirrodin Avenged
65%inclusion15 decks23 decks
64%synergy
Gift of Doom
65%inclusion15 decks23 decks
64%synergy
Falthis, Shadowcat Familiar
65%inclusion15 decks23 decks
64%synergy
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Otharri, Suns' Glory
70%inclusion16 decks23 decks
64%synergy
Lightning Bolt
65%inclusion15 decks23 decks
62%synergy
Vorpal Sword
65%inclusion15 decks23 decks
63%synergy
Vulshok Sorcerer
61%inclusion14 decks23 decks
61%synergy
Swords to Plowshares
61%inclusion14 decks23 decks
-1%synergy
Gorgon's Head
57%inclusion13 decks23 decks
55%synergy
Mathas, Fiend Seeker
57%inclusion13 decks23 decks
54%synergy
Thousand-Year Elixir
57%inclusion13 decks23 decks
55%synergy
Read the Bones
57%inclusion13 decks23 decks
46%synergy
Blasphemous Act
57%inclusion13 decks23 decks
34%synergy
Game Changers
Enlightened Tutor
26%inclusion6 decks23 decks
14%synergy
Jeska's Will
13%inclusion3 decks23 decks
3%synergy
Vampiric Tutor
13%inclusion3 decks23 decks
-2%synergy
Teferi's Protection
8.7%inclusion2 decks23 decks
-12%synergy
Opposition Agent
8.7%inclusion2 decks23 decks
5%synergy
Ancient Tomb
8.7%inclusion2 decks23 decks
0%synergy
Gamble
8.7%inclusion2 decks23 decks
2%synergy
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White Plume Adventurer
52%inclusion12 decks23 decks
51%synergy
Gisela, Blade of Goldnight
52%inclusion12 decks23 decks
38%synergy
Clackbridge Troll
52%inclusion12 decks23 decks
52%synergy
Blood Cultist
48%inclusion11 decks23 decks
47%synergy
Mari, the Killing Quill
48%inclusion11 decks23 decks
41%synergy
Obosh, the Preypiercer
48%inclusion11 decks23 decks
48%synergy
Daxos the Returned
48%inclusion11 decks23 decks
47%synergy
Goblin Sharpshooter
48%inclusion11 decks23 decks
47%synergy
Mother of Runes
43%inclusion10 decks23 decks
36%synergy
Weathered Wayfarer
39%inclusion9 decks23 decks
37%synergy
Angrath's Marauders
39%inclusion9 decks23 decks
38%synergy
Assault Intercessor
39%inclusion9 decks23 decks
38%synergy
Brash Taunter
39%inclusion9 decks23 decks
36%synergy
Burnished Hart
39%inclusion9 decks23 decks
37%synergy
Lae'zel, Vlaakith's Champion
39%inclusion9 decks23 decks
37%synergy
Mahadi, Emporium Master
35%inclusion8 decks23 decks
26%synergy
Alesha, Who Laughs at Fate
33%inclusion1 decks3 decks
21%synergy
Kellan, Planar Trailblazer
33%inclusion1 decks3 decks
33%synergy
Ankle Shanker
26%inclusion6 decks23 decks
23%synergy
Giver of Runes
26%inclusion6 decks23 decks
23%synergy
Esper Sentinel
26%inclusion6 decks23 decks
8%synergy
Massacre Girl
26%inclusion6 decks23 decks
24%synergy
Shadrix Silverquill
22%inclusion5 decks23 decks
20%synergy
Sin Prodder
22%inclusion5 decks23 decks
22%synergy
Kaervek the Merciless
22%inclusion5 decks23 decks
21%synergy
Taranika, Akroan Veteran
17%inclusion4 decks23 decks
17%synergy
Rakdos Ickspitter
17%inclusion4 decks23 decks
17%synergy
Drivnod, Carnage Dominus
17%inclusion4 decks23 decks
17%synergy
Goblin Spymaster
17%inclusion4 decks23 decks
17%synergy
Maha, Its Feathers Night
14%inclusion1 decks7 decks
13%synergy
Embermaw Hellion
13%inclusion3 decks23 decks
13%synergy
Prodigal Pyromancer
13%inclusion3 decks23 decks
13%synergy
Cinder Pyromancer
13%inclusion3 decks23 decks
13%synergy
Boros Reckoner
13%inclusion3 decks23 decks
12%synergy
Stonehewer Giant
13%inclusion3 decks23 decks
12%synergy
Heartless Hidetsugu
13%inclusion3 decks23 decks
12%synergy
Norn's Choirmaster
13%inclusion3 decks23 decks
13%synergy
Kederekt Parasite
13%inclusion3 decks23 decks
13%synergy
Judith, Carnage Connoisseur
9.1%inclusion2 decks22 decks
9%synergy
Pinnacle Monk
9.1%inclusion1 decks11 decks
6%synergy
Soul-Scar Mage
8.7%inclusion2 decks23 decks
9%synergy
Vithian Stinger
8.7%inclusion2 decks23 decks
9%synergy
Skrelv, Defector Mite
8.7%inclusion2 decks23 decks
7%synergy
Varchild, Betrayer of Kjeldor
8.7%inclusion2 decks23 decks
8%synergy
Viashino Heretic
8.7%inclusion2 decks23 decks
9%synergy
Ragavan, Nimble Pilferer
8.7%inclusion2 decks23 decks
1%synergy
Grim Lavamancer
8.7%inclusion2 decks23 decks
9%synergy
Goblin Fireslinger
8.7%inclusion2 decks23 decks
9%synergy
Kambal, Consul of Allocation
8.7%inclusion2 decks23 decks
5%synergy
Alesha, Who Smiles at Death
8.7%inclusion2 decks23 decks
5%synergy
Instants
Mortify
52%inclusion12 decks23 decks
37%synergy
Chaos Warp
48%inclusion11 decks23 decks
31%synergy
Stroke of Midnight
43%inclusion10 decks23 decks
32%synergy
Wear // Tear
39%inclusion9 decks23 decks
27%synergy
Generous Gift
35%inclusion8 decks23 decks
15%synergy
Loran's Escape
30%inclusion7 decks23 decks
29%synergy
Flawless Maneuver
30%inclusion7 decks23 decks
16%synergy
Anguished Unmaking
30%inclusion7 decks23 decks
-4%synergy
Path to Exile
30%inclusion7 decks23 decks
-16%synergy
Volt Charge
26%inclusion6 decks23 decks
26%synergy
Sudden Spoiling
26%inclusion6 decks23 decks
25%synergy
Whisper of the Dross
22%inclusion5 decks23 decks
22%synergy
Virulent Swipe
22%inclusion5 decks23 decks
22%synergy
Bedevil
22%inclusion5 decks23 decks
15%synergy
Unwanted Remake
20%inclusion1 decks5 decks
19%synergy
Kolaghan's Command
17%inclusion4 decks23 decks
16%synergy
Kaya's Guile
17%inclusion4 decks23 decks
17%synergy
Malakir Rebirth
17%inclusion4 decks23 decks
12%synergy
Deflecting Swat
17%inclusion4 decks23 decks
2%synergy
Tragic Slip
17%inclusion4 decks23 decks
16%synergy
Fire Covenant
13%inclusion3 decks23 decks
11%synergy
Orim's Thunder
13%inclusion3 decks23 decks
13%synergy
Dark Ritual
13%inclusion3 decks23 decks
-3%synergy
Ghostfire Slice
9.1%inclusion1 decks11 decks
9%synergy
Blacksmith's Skill
8.7%inclusion2 decks23 decks
7%synergy
Electrickery
8.7%inclusion2 decks23 decks
9%synergy
Blood for the Blood God!
8.7%inclusion2 decks23 decks
7%synergy
Touch of Moonglove
8.7%inclusion2 decks23 decks
9%synergy
Kazuul's Fury
8.7%inclusion2 decks23 decks
8%synergy
Sorceries
Painful Truths
52%inclusion12 decks23 decks
43%synergy
Ruinous Ultimatum
52%inclusion12 decks23 decks
13%synergy
Faithless Looting
48%inclusion11 decks23 decks
32%synergy
Sevinne's Reclamation
39%inclusion9 decks23 decks
31%synergy
Call of the Death-Dweller
39%inclusion9 decks23 decks
39%synergy
Boltwave
33%inclusion1 decks3 decks
33%synergy
Vandalblast
30%inclusion7 decks23 decks
20%synergy
Vindicate
30%inclusion7 decks23 decks
24%synergy
Vat Emergence
22%inclusion5 decks23 decks
22%synergy
Unearth
22%inclusion5 decks23 decks
20%synergy
Single Combat
22%inclusion5 decks23 decks
20%synergy
Cleansing Nova
22%inclusion5 decks23 decks
19%synergy
Tragic Arrogance
17%inclusion4 decks23 decks
15%synergy
Reanimate
17%inclusion4 decks23 decks
1%synergy
Unburial Rites
17%inclusion4 decks23 decks
15%synergy
Starfall Invocation
14%inclusion1 decks7 decks
13%synergy
Victimize
13%inclusion3 decks23 decks
6%synergy
Blazing Volley
13%inclusion3 decks23 decks
13%synergy
Steelshaper's Gift
13%inclusion3 decks23 decks
10%synergy
Glimpse the Impossible
9.1%inclusion1 decks11 decks
8%synergy
Bloodsoaked Insight
9.1%inclusion1 decks11 decks
7%synergy
Sundering Eruption
9.1%inclusion1 decks11 decks
6%synergy
Isengard Unleashed
8.7%inclusion2 decks23 decks
9%synergy
Idyllic Tutor
8.7%inclusion2 decks23 decks
7%synergy
Deafening Clarion
8.7%inclusion2 decks23 decks
8%synergy
Hell to Pay
5.9%inclusion1 decks17 decks
4%synergy
Utility Artifacts
Quietus Spike
48%inclusion11 decks23 decks
46%synergy
Wayfarer's Bauble
48%inclusion11 decks23 decks
39%synergy
Shadowspear
39%inclusion9 decks23 decks
35%synergy
Celestial Armor
33%inclusion1 decks3 decks
32%synergy
Battlemage's Bracers
30%inclusion7 decks23 decks
30%synergy
Glaring Spotlight
26%inclusion6 decks23 decks
26%synergy
Mithril Coat
22%inclusion5 decks23 decks
16%synergy
Mask of Griselbrand
22%inclusion5 decks23 decks
20%synergy
Sword of Truth and Justice
17%inclusion4 decks23 decks
17%synergy
Hunter's Blowgun
17%inclusion4 decks23 decks
17%synergy
Whispersilk Cloak
13%inclusion3 decks23 decks
7%synergy
Reaper's Talisman
13%inclusion3 decks23 decks
12%synergy
Puppet Strings
13%inclusion3 decks23 decks
13%synergy
Archaeomancer's Map
13%inclusion3 decks23 decks
12%synergy
Halo Fountain
8.7%inclusion2 decks23 decks
8%synergy
Umbral Mantle
8.7%inclusion2 decks23 decks
8%synergy
Expedition Map
8.7%inclusion2 decks23 decks
8%synergy
Staff of Domination
8.7%inclusion2 decks23 decks
8%synergy
Enchantments
Phyrexian Arena
52%inclusion12 decks23 decks
33%synergy
Smile at Death
50%inclusion1 decks2 decks
48%synergy
All-Out Assault
50%inclusion1 decks2 decks
37%synergy
Death Pits of Rath
43%inclusion10 decks23 decks
43%synergy
The Rollercrusher Ride
40%inclusion2 decks5 decks
40%synergy
Court of Ire
35%inclusion8 decks23 decks
32%synergy
Retreat to Hagra
35%inclusion8 decks23 decks
34%synergy
Everlasting Torment
35%inclusion8 decks23 decks
35%synergy
At Knifepoint
31%inclusion5 decks16 decks
30%synergy
Reconnaissance
30%inclusion7 decks23 decks
20%synergy
Dictate of the Twin Gods
30%inclusion7 decks23 decks
30%synergy
Aspect of Gorgon
30%inclusion7 decks23 decks
30%synergy
Gratuitous Violence
26%inclusion6 decks23 decks
25%synergy
Rite of the Raging Storm
26%inclusion6 decks23 decks
25%synergy
Ghostly Prison
26%inclusion6 decks23 decks
19%synergy
Black Market
22%inclusion5 decks23 decks
16%synergy
Forging the Tyrite Sword
22%inclusion5 decks23 decks
21%synergy
Phyrexian Reclamation
22%inclusion5 decks23 decks
19%synergy
Mechanized Warfare
22%inclusion5 decks23 decks
22%synergy
Revel in Riches
22%inclusion5 decks23 decks
15%synergy
Shardmage's Rescue
20%inclusion1 decks5 decks
20%synergy
Dazzling Theater // Prop Room
20%inclusion1 decks5 decks
18%synergy
Glasswing Grace
18%inclusion2 decks11 decks
17%synergy
Debtors' Knell
17%inclusion4 decks23 decks
17%synergy
Sticky Fingers
17%inclusion4 decks23 decks
16%synergy
Gift of Immortality
13%inclusion3 decks23 decks
12%synergy
Witch's Mist
13%inclusion3 decks23 decks
13%synergy
All Will Be One
13%inclusion3 decks23 decks
13%synergy
Quest for Pure Flame
13%inclusion3 decks23 decks
13%synergy
Grave Betrayal
13%inclusion3 decks23 decks
13%synergy
Black Market Connections
13%inclusion3 decks23 decks
-3%synergy
Land Tax
13%inclusion3 decks23 decks
7%synergy
Curse of Bloodletting
8.7%inclusion2 decks23 decks
8%synergy
Underworld Connections
8.7%inclusion2 decks23 decks
8%synergy
Unquestioned Authority
8.7%inclusion2 decks23 decks
8%synergy
Elspeth Conquers Death
8.7%inclusion2 decks23 decks
8%synergy
Forge Anew
8.7%inclusion2 decks23 decks
6%synergy
Sigarda's Aid
8.7%inclusion2 decks23 decks
6%synergy
Life Insurance
8.7%inclusion2 decks23 decks
6%synergy
Authority of the Consuls
8.7%inclusion2 decks23 decks
5%synergy
Duelist's Heritage
8.7%inclusion2 decks23 decks
4%synergy
Curse of Opulence
8.7%inclusion2 decks23 decks
3%synergy
Aura of Silence
8.7%inclusion2 decks23 decks
8%synergy
Repercussion
8.7%inclusion2 decks23 decks
8%synergy
Battles
Invasion of Regatha
17%inclusion4 decks23 decks
17%synergy
Planeswalkers
Jaya, Venerated Firemage
26%inclusion6 decks23 decks
26%synergy
Kaya, Geist Hunter
13%inclusion3 decks23 decks
9%synergy
Utility Lands
Bojuka Bog
52%inclusion12 decks23 decks
21%synergy
Vault of the Archangel
52%inclusion12 decks23 decks
30%synergy
Rogue's Passage
48%inclusion11 decks23 decks
24%synergy
Arcane Lighthouse
43%inclusion10 decks23 decks
42%synergy
Karn's Bastion
35%inclusion8 decks23 decks
34%synergy
Axgard Armory
30%inclusion7 decks23 decks
28%synergy
Detection Tower
26%inclusion6 decks23 decks
25%synergy
Buried Ruin
22%inclusion5 decks23 decks
18%synergy
Urza's Saga
13%inclusion3 decks23 decks
9%synergy
Sunhome, Fortress of the Legion
13%inclusion3 decks23 decks
9%synergy
Shizo, Death's Storehouse
8.7%inclusion2 decks23 decks
1%synergy
Hall of Heliod's Generosity
8.7%inclusion2 decks23 decks
7%synergy
Reliquary Tower
8.7%inclusion2 decks23 decks
-7%synergy
Temple of the False God
8.7%inclusion2 decks23 decks
2%synergy
Urborg, Tomb of Yawgmoth
8.7%inclusion2 decks23 decks
-5%synergy
Mana Artifacts
Sol Ring
91%inclusion21 decks23 decks
2%synergy
Commander's Sphere
70%inclusion16 decks23 decks
54%synergy
Patriar's Seal
52%inclusion12 decks23 decks
50%synergy
Savai Crystal
39%inclusion9 decks23 decks
37%synergy
Bounty Board
36%inclusion5 decks14 decks
34%synergy
Chromatic Lantern
35%inclusion8 decks23 decks
23%synergy
Starnheim Memento
33%inclusion1 decks3 decks
33%synergy
Bandit's Haul
31%inclusion5 decks16 decks
30%synergy
Mardu Banner
26%inclusion6 decks23 decks
23%synergy
Cursed Mirror
22%inclusion5 decks23 decks
19%synergy
Orzhov Locket
17%inclusion4 decks23 decks
17%synergy
Rakdos Locket
17%inclusion4 decks23 decks
17%synergy
Boros Locket
17%inclusion4 decks23 decks
17%synergy
Skyclave Relic
17%inclusion4 decks23 decks
17%synergy
Gilded Lotus
13%inclusion3 decks23 decks
11%synergy
Worn Powerstone
13%inclusion3 decks23 decks
12%synergy
Rakdos Cluestone
13%inclusion3 decks23 decks
13%synergy
Boros Cluestone
13%inclusion3 decks23 decks
13%synergy
Coalition Relic
8.7%inclusion2 decks23 decks
8%synergy
Orzhov Cluestone
8.7%inclusion2 decks23 decks
8%synergy
Darksteel Ingot
8.7%inclusion2 decks23 decks
7%synergy
Pyramid of the Pantheon
8.7%inclusion2 decks23 decks
9%synergy
Lands
Swamp
96%inclusion22 decks23 decks
1%synergy
Mountain
96%inclusion22 decks23 decks
2%synergy
Plains
96%inclusion22 decks23 decks
1%synergy
Command Tower
91%inclusion21 decks23 decks
-1%synergy
Exotic Orchard
65%inclusion15 decks23 decks
14%synergy
Nomad Outpost
65%inclusion15 decks23 decks
7%synergy
Blood Crypt
52%inclusion12 decks23 decks
9%synergy
Isolated Chapel
52%inclusion12 decks23 decks
1%synergy
Sacred Foundry
48%inclusion11 decks23 decks
4%synergy
Godless Shrine
48%inclusion11 decks23 decks
1%synergy
Savai Triome
43%inclusion10 decks23 decks
5%synergy
Dragonskull Summit
43%inclusion10 decks23 decks
-7%synergy
Evolving Wilds
43%inclusion10 decks23 decks
17%synergy
Rakdos Carnarium
39%inclusion9 decks23 decks
26%synergy
Myriad Landscape
39%inclusion9 decks23 decks
27%synergy
Boros Garrison
39%inclusion9 decks23 decks
25%synergy
Spectator Seating
39%inclusion9 decks23 decks
7%synergy
Terramorphic Expanse
35%inclusion8 decks23 decks
15%synergy
Temple of Triumph
35%inclusion8 decks23 decks
12%synergy
Orzhov Basilica
35%inclusion8 decks23 decks
20%synergy
Arid Mesa
35%inclusion8 decks23 decks
3%synergy
Forbidden Orchard
35%inclusion8 decks23 decks
32%synergy
Clifftop Retreat
35%inclusion8 decks23 decks
-14%synergy
Caves of Koilos
30%inclusion7 decks23 decks
-9%synergy
Path of Ancestry
30%inclusion7 decks23 decks
-7%synergy
Marsh Flats
30%inclusion7 decks23 decks
-1%synergy
Temple of Silence
30%inclusion7 decks23 decks
7%synergy
Vault of Champions
30%inclusion7 decks23 decks
-3%synergy
Bloodstained Mire
30%inclusion7 decks23 decks
-2%synergy
Smoldering Marsh
26%inclusion6 decks23 decks
-10%synergy
Sundown Pass
26%inclusion6 decks23 decks
5%synergy
Battlefield Forge
26%inclusion6 decks23 decks
-13%synergy
Temple of Malice
26%inclusion6 decks23 decks
9%synergy
Scoured Barrens
26%inclusion6 decks23 decks
17%synergy
Haunted Ridge
26%inclusion6 decks23 decks
6%synergy
Fabled Passage
22%inclusion5 decks23 decks
13%synergy
Fetid Heath
22%inclusion5 decks23 decks
2%synergy
Bloodfell Caves
22%inclusion5 decks23 decks
12%synergy
Luxury Suite
22%inclusion5 decks23 decks
-10%synergy
Wind-Scarred Crag
22%inclusion5 decks23 decks
13%synergy
Shattered Landscape
20%inclusion2 decks10 decks
1%synergy
Glasswing Grace
18%inclusion2 decks11 decks
17%synergy
Rugged Prairie
17%inclusion4 decks23 decks
2%synergy
Malakir Rebirth
17%inclusion4 decks23 decks
12%synergy
Shattered Sanctum
17%inclusion4 decks23 decks
-6%synergy
Sulfurous Springs
17%inclusion4 decks23 decks
-9%synergy
Shadowblood Ridge
13%inclusion3 decks23 decks
-2%synergy
Brightclimb Pathway
13%inclusion3 decks23 decks
4%synergy
Tainted Field
13%inclusion3 decks23 decks
1%synergy
Graven Cairns
13%inclusion3 decks23 decks
2%synergy
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