Kelsien, the Plague (Commander) - Core Midrange

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #456
6decks
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Ciel Collins
Jun 19, 2026
Ciel Collins
Which Commander Themes Still Don't Have a Precon?
There will be close to 200 precons by the time the year's done, but there's still so much ground to cover, as Ciel identifies the themes in need.
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Minthara, Merciless Soul
100%inclusion6 decks6 decks
99%synergy
Otharri, Suns' Glory
100%inclusion6 decks6 decks
95%synergy
Kalemne, Disciple of Iroas
83%inclusion5 decks6 decks
83%synergy
Basilisk Collar
83%inclusion5 decks6 decks
79%synergy
Daxos the Returned
67%inclusion4 decks6 decks
66%synergy
Slaughter Specialist
67%inclusion4 decks6 decks
66%synergy
Quietus Spike
67%inclusion4 decks6 decks
66%synergy
Rune of Mortality
67%inclusion4 decks6 decks
65%synergy
Sting, the Glinting Dagger
67%inclusion4 decks6 decks
65%synergy
Lae'zel, Vlaakith's Champion
67%inclusion4 decks6 decks
65%synergy
Top Cards
Vorpal Sword
67%inclusion4 decks6 decks
65%synergy
Stroke of Midnight
67%inclusion4 decks6 decks
55%synergy
Creatures
Maha, Its Feathers Night
50%inclusion3 decks6 decks
49%synergy
Grateful Apparition
50%inclusion3 decks6 decks
50%synergy
General's Enforcer
50%inclusion3 decks6 decks
42%synergy
Guul Draz Assassin
50%inclusion3 decks6 decks
49%synergy
Morbid Opportunist
50%inclusion3 decks6 decks
31%synergy
Shadowheart, Dark Justiciar
33%inclusion2 decks6 decks
33%synergy
Magda, the Hoardmaster
33%inclusion2 decks6 decks
31%synergy
Mari, the Killing Quill
33%inclusion2 decks6 decks
27%synergy
Lotho, Corrupt Shirriff
33%inclusion2 decks6 decks
20%synergy
Norn's Choirmaster
33%inclusion2 decks6 decks
33%synergy
Ertha Jo, Frontier Mentor
33%inclusion2 decks6 decks
33%synergy
Taii Wakeen, Perfect Shot
33%inclusion2 decks6 decks
33%synergy
Moseo, Vein's New Dean
33%inclusion1 decks3 decks
33%synergy
Termination Facilitator
33%inclusion2 decks6 decks
32%synergy
Humble Defector
33%inclusion2 decks6 decks
31%synergy
Student of Warfare
33%inclusion2 decks6 decks
33%synergy
Shay Cormac
33%inclusion2 decks6 decks
31%synergy
Transcendent Master
33%inclusion2 decks6 decks
33%synergy
Drumbellower
33%inclusion2 decks6 decks
32%synergy
Kargan Dragonlord
33%inclusion2 decks6 decks
33%synergy
Karlach, Fury of Avernus
33%inclusion2 decks6 decks
29%synergy
Zagras, Thief of Heartbeats
33%inclusion2 decks6 decks
32%synergy
Kratos, Stoic Father
25%inclusion1 decks4 decks
25%synergy
Jet, Freedom Fighter
25%inclusion1 decks4 decks
25%synergy
Azula, Ruthless Firebender
25%inclusion1 decks4 decks
25%synergy
Rinoa, Angel Wing
25%inclusion1 decks4 decks
24%synergy
Core Prowler
17%inclusion1 decks6 decks
17%synergy
Zulaport Enforcer
17%inclusion1 decks6 decks
17%synergy
Zealot il-Vec
17%inclusion1 decks6 decks
17%synergy
Baneslayer Angel
17%inclusion1 decks6 decks
16%synergy
Assault Intercessor
17%inclusion1 decks6 decks
16%synergy
Aurelia, the Law Above
17%inclusion1 decks6 decks
8%synergy
Metastatic Evangel
17%inclusion1 decks6 decks
16%synergy
Varchild, Betrayer of Kjeldor
17%inclusion1 decks6 decks
16%synergy
Reveille Squad
17%inclusion1 decks6 decks
17%synergy
Deathbringer Thoctar
17%inclusion1 decks6 decks
16%synergy
Shadrix Silverquill
17%inclusion1 decks6 decks
14%synergy
Dark Confidant
17%inclusion1 decks6 decks
15%synergy
Mathas, Fiend Seeker
17%inclusion1 decks6 decks
15%synergy
Taranika, Akroan Veteran
17%inclusion1 decks6 decks
17%synergy
Robaran Mercenaries
17%inclusion1 decks6 decks
16%synergy
Marvin, Murderous Mimic
17%inclusion1 decks6 decks
15%synergy
Yes Man, Personal Securitron
17%inclusion1 decks6 decks
15%synergy
Sigarda's Vanguard
17%inclusion1 decks6 decks
16%synergy
Ingot Chewer
17%inclusion1 decks6 decks
17%synergy
Gilraen, Dúnedain Protector
17%inclusion1 decks6 decks
16%synergy
Kellan, the Fae-Blooded
17%inclusion1 decks6 decks
16%synergy
Weathered Wayfarer
17%inclusion1 decks6 decks
15%synergy
Aurelia, the Warleader
17%inclusion1 decks6 decks
-1%synergy
Anya, Merciless Angel
17%inclusion1 decks6 decks
16%synergy
Instants
Boros Charm
50%inclusion3 decks6 decks
21%synergy
Swords to Plowshares
50%inclusion3 decks6 decks
-12%synergy
Crackling Doom
50%inclusion3 decks6 decks
33%synergy
Fracture
50%inclusion3 decks6 decks
44%synergy
Whisper of the Dross
33%inclusion2 decks6 decks
33%synergy
Anguished Unmaking
33%inclusion2 decks6 decks
-0%synergy
Inevitable Defeat
33%inclusion2 decks6 decks
28%synergy
Mirrodin Avenged
33%inclusion2 decks6 decks
33%synergy
Generous Gift
33%inclusion2 decks6 decks
16%synergy
Harsh Annotation
33%inclusion1 decks3 decks
33%synergy
Fated Retribution
17%inclusion1 decks6 decks
17%synergy
Crib Swap
17%inclusion1 decks6 decks
16%synergy
Return the Favor
17%inclusion1 decks6 decks
14%synergy
Imp's Mischief
17%inclusion1 decks6 decks
15%synergy
Grim Affliction
17%inclusion1 decks6 decks
17%synergy
Battle-Rage Blessing
17%inclusion1 decks6 decks
16%synergy
You Are Already Dead
17%inclusion1 decks6 decks
15%synergy
Bladebrand
17%inclusion1 decks6 decks
16%synergy
Justice Strike
17%inclusion1 decks6 decks
17%synergy
Bedevil
17%inclusion1 decks6 decks
10%synergy
Offer Immortality
17%inclusion1 decks6 decks
16%synergy
Shelter
17%inclusion1 decks6 decks
16%synergy
Mandate of Peace
17%inclusion1 decks6 decks
16%synergy
Volt Charge
17%inclusion1 decks6 decks
17%synergy
Sejiri Shelter
17%inclusion1 decks6 decks
14%synergy
Path to Exile
17%inclusion1 decks6 decks
-30%synergy
Unbounded Potential
17%inclusion1 decks6 decks
17%synergy
Olórin's Searing Light
17%inclusion1 decks6 decks
16%synergy
Heliod's Intervention
17%inclusion1 decks6 decks
15%synergy
Protection Magic
17%inclusion1 decks6 decks
16%synergy
Sorceries
Open the Armory
50%inclusion3 decks6 decks
46%synergy
Mythos of Snapdax
50%inclusion3 decks6 decks
45%synergy
Night's Whisper
33%inclusion2 decks6 decks
20%synergy
Ruinous Ultimatum
33%inclusion2 decks6 decks
-6%synergy
Drown in Ichor
33%inclusion2 decks6 decks
33%synergy
Restoration Seminar
33%inclusion1 decks3 decks
32%synergy
Decorum Dissertation
33%inclusion1 decks3 decks
31%synergy
Fix What's Broken
33%inclusion1 decks3 decks
32%synergy
Vat Emergence
17%inclusion1 decks6 decks
17%synergy
Spread the Sickness
17%inclusion1 decks6 decks
17%synergy
Helping Hand
17%inclusion1 decks6 decks
16%synergy
Victimize
17%inclusion1 decks6 decks
8%synergy
Spiteful Blow
17%inclusion1 decks6 decks
17%synergy
Damning Verdict
17%inclusion1 decks6 decks
16%synergy
Faithless Looting
17%inclusion1 decks6 decks
1%synergy
Unearth
17%inclusion1 decks6 decks
14%synergy
Feed the Swarm
17%inclusion1 decks6 decks
12%synergy
Painful Truths
17%inclusion1 decks6 decks
9%synergy
Read the Bones
17%inclusion1 decks6 decks
8%synergy
Blasphemous Act
17%inclusion1 decks6 decks
-7%synergy
Call of the Death-Dweller
17%inclusion1 decks6 decks
16%synergy
In Garruk's Wake
17%inclusion1 decks6 decks
16%synergy
Akroma's Vengeance
17%inclusion1 decks6 decks
16%synergy
Rip Apart
17%inclusion1 decks6 decks
16%synergy
Beseech the Queen
17%inclusion1 decks6 decks
16%synergy
Wanderer's Strike
17%inclusion1 decks6 decks
17%synergy
Steelshaper's Gift
17%inclusion1 decks6 decks
14%synergy
Promise of Loyalty
17%inclusion1 decks6 decks
14%synergy
Search for Glory
17%inclusion1 decks6 decks
16%synergy
Mutinous Massacre
17%inclusion1 decks6 decks
16%synergy
Utility Artifacts
Gorgon's Head
50%inclusion3 decks6 decks
49%synergy
Gorgon Flail
50%inclusion3 decks6 decks
49%synergy
Magewright's Stone
33%inclusion2 decks6 decks
32%synergy
Hunter's Blowgun
33%inclusion2 decks6 decks
33%synergy
Swiftfoot Boots
33%inclusion2 decks6 decks
2%synergy
Peter Parker's Camera
25%inclusion1 decks4 decks
25%synergy
The Fire Nation Drill
25%inclusion1 decks4 decks
25%synergy
Illusionist's Bracers
17%inclusion1 decks6 decks
15%synergy
Halo Fountain
17%inclusion1 decks6 decks
16%synergy
Contagion Clasp
17%inclusion1 decks6 decks
17%synergy
Contagion Engine
17%inclusion1 decks6 decks
17%synergy
Embercleave
17%inclusion1 decks6 decks
14%synergy
Thousand-Year Elixir
17%inclusion1 decks6 decks
16%synergy
Mirror of Galadriel
17%inclusion1 decks6 decks
16%synergy
Shadowspear
17%inclusion1 decks6 decks
12%synergy
Whispersilk Cloak
17%inclusion1 decks6 decks
11%synergy
Hylda's Crown of Winter
17%inclusion1 decks6 decks
17%synergy
Sword of Wealth and Power
17%inclusion1 decks6 decks
16%synergy
Glimmer Lens
17%inclusion1 decks6 decks
16%synergy
Reaper's Talisman
17%inclusion1 decks6 decks
16%synergy
Lightning Greaves
17%inclusion1 decks6 decks
-17%synergy
Tome of Legends
17%inclusion1 decks6 decks
16%synergy
Sword of the Animist
17%inclusion1 decks6 decks
8%synergy
Thornbite Staff
17%inclusion1 decks6 decks
15%synergy
Noble's Purse
17%inclusion1 decks6 decks
16%synergy
Collector's Vault
17%inclusion1 decks6 decks
15%synergy
Long-Range Sensor
17%inclusion1 decks6 decks
16%synergy
Enchantments
Dazzling Theater // Prop Room
50%inclusion3 decks6 decks
48%synergy
Search for Dagger
50%inclusion2 decks4 decks
50%synergy
Gift of Doom
33%inclusion2 decks6 decks
33%synergy
Reconnaissance
33%inclusion2 decks6 decks
21%synergy
Fighter Class
33%inclusion2 decks6 decks
31%synergy
All-Out Assault
33%inclusion2 decks6 decks
22%synergy
Fists of the Demigod
17%inclusion1 decks6 decks
17%synergy
Bitter Reunion
17%inclusion1 decks6 decks
15%synergy
Aggravated Assault
17%inclusion1 decks6 decks
12%synergy
Black Market
17%inclusion1 decks6 decks
12%synergy
Glasswing Grace
17%inclusion1 decks6 decks
15%synergy
Forging the Tyrite Sword
17%inclusion1 decks6 decks
16%synergy
Aspect of Gorgon
17%inclusion1 decks6 decks
16%synergy
Rakdos Joins Up
17%inclusion1 decks6 decks
15%synergy
Seal of Doom
17%inclusion1 decks6 decks
17%synergy
Warlock Class
17%inclusion1 decks6 decks
17%synergy
Tribute to Horobi
17%inclusion1 decks6 decks
17%synergy
Blessing of Leeches
17%inclusion1 decks6 decks
17%synergy
Rite of the Raging Storm
17%inclusion1 decks6 decks
16%synergy
Seal of Cleansing
17%inclusion1 decks6 decks
16%synergy
Shiny Impetus
17%inclusion1 decks6 decks
13%synergy
Paladin Class
17%inclusion1 decks6 decks
16%synergy
Monologue Tax
17%inclusion1 decks6 decks
12%synergy
Guild Artisan
17%inclusion1 decks6 decks
16%synergy
Banish to Another Universe
17%inclusion1 decks6 decks
17%synergy
Death Pits of Rath
17%inclusion1 decks6 decks
16%synergy
Kaya's Ghostform
17%inclusion1 decks6 decks
15%synergy
Agent of the Shadow Thieves
17%inclusion1 decks6 decks
16%synergy
The Kenriths' Royal Funeral
17%inclusion1 decks6 decks
16%synergy
Bound in Silence
17%inclusion1 decks6 decks
17%synergy
Revel in Riches
17%inclusion1 decks6 decks
10%synergy
Oversold Cemetery
17%inclusion1 decks6 decks
16%synergy
Phyrexian Arena
17%inclusion1 decks6 decks
-2%synergy
Sticky Fingers
17%inclusion1 decks6 decks
16%synergy
Eye of Nidhogg
17%inclusion1 decks6 decks
16%synergy
Planeswalkers
Vraska, Betrayal's Sting
17%inclusion1 decks6 decks
16%synergy
Dihada, Binder of Wills
17%inclusion1 decks6 decks
13%synergy
Ajani Vengeant
17%inclusion1 decks6 decks
17%synergy
Utility Lands
Arcane Lighthouse
50%inclusion3 decks6 decks
49%synergy
Karn's Bastion
50%inclusion3 decks6 decks
49%synergy
Bojuka Bog
33%inclusion2 decks6 decks
3%synergy
War Room
33%inclusion2 decks6 decks
33%synergy
Detection Tower
33%inclusion2 decks6 decks
33%synergy
Takenuma, Abandoned Mire
33%inclusion2 decks6 decks
26%synergy
Castle Locthwain
33%inclusion2 decks6 decks
31%synergy
Vault of the Archangel
33%inclusion2 decks6 decks
10%synergy
Bonders' Enclave
33%inclusion2 decks6 decks
32%synergy
Pit of Offerings
17%inclusion1 decks6 decks
16%synergy
Mortuary Mire
17%inclusion1 decks6 decks
15%synergy
Buried Ruin
17%inclusion1 decks6 decks
14%synergy
Minas Tirith
17%inclusion1 decks6 decks
8%synergy
The Fair Basilica
17%inclusion1 decks6 decks
17%synergy
Cryptic Caves
17%inclusion1 decks6 decks
17%synergy
Axgard Armory
17%inclusion1 decks6 decks
15%synergy
Temple of the False God
17%inclusion1 decks6 decks
11%synergy
The Autonomous Furnace
17%inclusion1 decks6 decks
17%synergy
Rogue's Passage
17%inclusion1 decks6 decks
-7%synergy
Mana Artifacts
Arcane Signet
67%inclusion4 decks6 decks
-19%synergy
Patriar's Seal
67%inclusion4 decks6 decks
65%synergy
Sol Ring
50%inclusion3 decks6 decks
-38%synergy
Aetheric Amplifier
33%inclusion2 decks6 decks
33%synergy
Relic of Legends
33%inclusion2 decks6 decks
30%synergy
Fellwar Stone
33%inclusion2 decks6 decks
5%synergy
Hourglass of the Lost
33%inclusion2 decks6 decks
33%synergy
Commander's Sphere
17%inclusion1 decks6 decks
3%synergy
Dreamstone Hedron
17%inclusion1 decks6 decks
17%synergy
Staff of Compleation
17%inclusion1 decks6 decks
16%synergy
Glistening Sphere
17%inclusion1 decks6 decks
17%synergy
Replicating Ring
17%inclusion1 decks6 decks
16%synergy
Hedron Archive
17%inclusion1 decks6 decks
16%synergy
Chromatic Lantern
17%inclusion1 decks6 decks
6%synergy
Empowered Autogenerator
17%inclusion1 decks6 decks
17%synergy
Honor-Worn Shaku
17%inclusion1 decks6 decks
16%synergy
Mind Stone
17%inclusion1 decks6 decks
8%synergy
Lands
Command Tower
100%inclusion6 decks6 decks
8%synergy
Nomad Outpost
100%inclusion6 decks6 decks
42%synergy
Swamp
100%inclusion6 decks6 decks
5%synergy
Mountain
100%inclusion6 decks6 decks
6%synergy
Plains
100%inclusion6 decks6 decks
5%synergy
Shattered Landscape
83%inclusion5 decks6 decks
65%synergy
Forbidden Orchard
83%inclusion5 decks6 decks
81%synergy
Clifftop Retreat
83%inclusion5 decks6 decks
31%synergy
Exotic Orchard
67%inclusion4 decks6 decks
14%synergy
Dragonskull Summit
67%inclusion4 decks6 decks
14%synergy
Caves of Koilos
50%inclusion3 decks6 decks
10%synergy
Smoldering Marsh
50%inclusion3 decks6 decks
13%synergy
Battlefield Forge
50%inclusion3 decks6 decks
9%synergy
Isolated Chapel
50%inclusion3 decks6 decks
-4%synergy
Terramorphic Expanse
33%inclusion2 decks6 decks
15%synergy
Brightclimb Pathway
33%inclusion2 decks6 decks
25%synergy
Blood Crypt
33%inclusion2 decks6 decks
-12%synergy
Sacred Foundry
33%inclusion2 decks6 decks
-12%synergy
Furycalm Snarl
33%inclusion2 decks6 decks
23%synergy
Godless Shrine
33%inclusion2 decks6 decks
-15%synergy
Needleverge Pathway
33%inclusion2 decks6 decks
26%synergy
Orzhov Basilica
33%inclusion2 decks6 decks
21%synergy
Shattered Sanctum
33%inclusion2 decks6 decks
7%synergy
Sulfurous Springs
33%inclusion2 decks6 decks
4%synergy
Boiling Rock Prison
25%inclusion1 decks4 decks
24%synergy
Savai Triome
17%inclusion1 decks6 decks
-21%synergy
Gemstone Mine
17%inclusion1 decks6 decks
16%synergy
Glasswing Grace
17%inclusion1 decks6 decks
15%synergy
Fetid Heath
17%inclusion1 decks6 decks
-5%synergy
Riveteers Overlook
17%inclusion1 decks6 decks
16%synergy
Sundown Pass
17%inclusion1 decks6 decks
-5%synergy
Foreboding Ruins
17%inclusion1 decks6 decks
5%synergy
Bloodfell Caves
17%inclusion1 decks6 decks
8%synergy
Temple of Triumph
17%inclusion1 decks6 decks
-4%synergy
Sulfurous Mire
17%inclusion1 decks6 decks
16%synergy
Temple of Malice
17%inclusion1 decks6 decks
1%synergy
Alpine Meadow
17%inclusion1 decks6 decks
16%synergy
Rugged Prairie
17%inclusion1 decks6 decks
-1%synergy
Demolition Field
17%inclusion1 decks6 decks
12%synergy
Plaza of Heroes
17%inclusion1 decks6 decks
13%synergy
Evolving Wilds
17%inclusion1 decks6 decks
-9%synergy
Wind-Scarred Crag
17%inclusion1 decks6 decks
9%synergy
Path of Ancestry
17%inclusion1 decks6 decks
-21%synergy
Scene of the Crime
17%inclusion1 decks6 decks
17%synergy
Arid Mesa
17%inclusion1 decks6 decks
-15%synergy
Shineshadow Snarl
17%inclusion1 decks6 decks
7%synergy
Mana Confluence
17%inclusion1 decks6 decks
7%synergy
Scoured Barrens
17%inclusion1 decks6 decks
8%synergy
Sejiri Shelter
17%inclusion1 decks6 decks
14%synergy
Marsh Flats
17%inclusion1 decks6 decks
-15%synergy
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