Kelsien, the Plague (Commander) - Midrange

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Ciel Collins
Jun 19, 2026
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.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Restoration Seminar
13%inclusion1 decks8 decks
11%synergy
Decorum Dissertation
13%inclusion1 decks8 decks
10%synergy
Fix What's Broken
13%inclusion1 decks8 decks
11%synergy
Harsh Annotation
13%inclusion1 decks8 decks
12%synergy
Moseo, Vein's New Dean
13%inclusion1 decks8 decks
12%synergy
High Synergy Cards
Basilisk Collar
79%inclusion19 decks24 decks
75%synergy
Otharri, Suns' Glory
75%inclusion18 decks24 decks
70%synergy
Minthara, Merciless Soul
71%inclusion17 decks24 decks
69%synergy
Sting, the Glinting Dagger
67%inclusion16 decks24 decks
65%synergy
Rune of Mortality
63%inclusion15 decks24 decks
61%synergy
Arcane Lighthouse
58%inclusion14 decks24 decks
57%synergy
Drumbellower
54%inclusion13 decks24 decks
52%synergy
Shadowspear
54%inclusion13 decks24 decks
50%synergy
Gorgon's Head
50%inclusion12 decks24 decks
49%synergy
Thornbite Staff
50%inclusion12 decks24 decks
49%synergy
Top Cards
Morbid Opportunist
58%inclusion14 decks24 decks
40%synergy
Mari, the Killing Quill
54%inclusion13 decks24 decks
48%synergy
General's Enforcer
50%inclusion12 decks24 decks
42%synergy
Ruinous Ultimatum
50%inclusion12 decks24 decks
11%synergy
Boros Charm
46%inclusion11 decks24 decks
17%synergy
Magda, the Hoardmaster
46%inclusion11 decks24 decks
44%synergy
Dazzling Theater // Prop Room
45%inclusion10 decks22 decks
44%synergy
Open the Armory
42%inclusion10 decks24 decks
38%synergy
White Plume Adventurer
42%inclusion10 decks24 decks
40%synergy
Shay Cormac
42%inclusion10 decks24 decks
39%synergy
Game Changers
Enlightened Tutor
33%inclusion8 decks24 decks
22%synergy
Teferi's Protection
25%inclusion6 decks24 decks
6%synergy
Smothering Tithe
21%inclusion5 decks24 decks
-4%synergy
Jeska's Will
21%inclusion5 decks24 decks
11%synergy
The One Ring
21%inclusion5 decks24 decks
13%synergy
Demonic Tutor
21%inclusion5 decks24 decks
2%synergy
Orcish Bowmasters
21%inclusion5 decks24 decks
15%synergy
Farewell
13%inclusion3 decks24 decks
2%synergy
Vampiric Tutor
13%inclusion3 decks24 decks
-2%synergy
Ancient Tomb
8.3%inclusion2 decks24 decks
0%synergy
Creatures
Daxos the Returned
42%inclusion10 decks24 decks
41%synergy
Maha, Its Feathers Night
38%inclusion9 decks24 decks
36%synergy
Taii Wakeen, Perfect Shot
38%inclusion9 decks24 decks
37%synergy
Termination Facilitator
38%inclusion9 decks24 decks
36%synergy
Slaughter Specialist
38%inclusion9 decks24 decks
37%synergy
Falthis, Shadowcat Familiar
38%inclusion9 decks24 decks
36%synergy
Kalemne, Disciple of Iroas
38%inclusion9 decks24 decks
37%synergy
Humble Defector
33%inclusion8 decks24 decks
31%synergy
Stoneforge Mystic
33%inclusion8 decks24 decks
31%synergy
Ertha Jo, Frontier Mentor
29%inclusion7 decks24 decks
29%synergy
Mathas, Fiend Seeker
29%inclusion7 decks24 decks
27%synergy
Esper Sentinel
29%inclusion7 decks24 decks
11%synergy
Goblin Sharpshooter
29%inclusion7 decks24 decks
28%synergy
Void Beckoner
25%inclusion6 decks24 decks
24%synergy
Lae'zel, Vlaakith's Champion
25%inclusion6 decks24 decks
23%synergy
Patrolling Peacemaker
22%inclusion4 decks18 decks
22%synergy
Harvester of Souls
21%inclusion5 decks24 decks
18%synergy
Mother of Runes
21%inclusion5 decks24 decks
13%synergy
Grateful Apparition
21%inclusion5 decks24 decks
21%synergy
Athreos, Shroud-Veiled
21%inclusion5 decks24 decks
19%synergy
Queen Marchesa
21%inclusion5 decks24 decks
15%synergy
Karlach, Fury of Avernus
17%inclusion4 decks24 decks
13%synergy
Lotho, Corrupt Shirriff
17%inclusion4 decks24 decks
3%synergy
Varchild, Betrayer of Kjeldor
17%inclusion4 decks24 decks
16%synergy
Weathered Wayfarer
17%inclusion4 decks24 decks
15%synergy
Ankle Shanker
17%inclusion4 decks24 decks
14%synergy
Giver of Runes
17%inclusion4 decks24 decks
14%synergy
Ragavan, Nimble Pilferer
17%inclusion4 decks24 decks
9%synergy
Puresteel Paladin
17%inclusion4 decks24 decks
13%synergy
Massacre Girl, Known Killer
17%inclusion4 decks24 decks
15%synergy
Goblin Spymaster
17%inclusion4 decks24 decks
16%synergy
Dauthi Voidwalker
17%inclusion4 decks24 decks
13%synergy
Qarsi Revenant
16%inclusion3 decks19 decks
13%synergy
Professional Face-Breaker
13%inclusion3 decks24 decks
-3%synergy
Metastatic Evangel
13%inclusion3 decks24 decks
12%synergy
Shadrix Silverquill
13%inclusion3 decks24 decks
10%synergy
Taranika, Akroan Veteran
13%inclusion3 decks24 decks
12%synergy
Sram, Senior Edificer
13%inclusion3 decks24 decks
10%synergy
Generous Plunderer
13%inclusion3 decks24 decks
9%synergy
Zagras, Thief of Heartbeats
13%inclusion3 decks24 decks
12%synergy
Sun Titan
13%inclusion3 decks24 decks
2%synergy
Loran of the Third Path
13%inclusion3 decks24 decks
5%synergy
Stonehewer Giant
13%inclusion3 decks24 decks
12%synergy
Hunted Bonebrute
13%inclusion3 decks24 decks
12%synergy
Guul Draz Assassin
13%inclusion3 decks24 decks
12%synergy
Gisa, Glorious Resurrector
13%inclusion3 decks24 decks
12%synergy
Akiri, Fearless Voyager
13%inclusion3 decks24 decks
10%synergy
Cloud, Midgar Mercenary
11%inclusion2 decks19 decks
9%synergy
Witch Enchanter
8.3%inclusion2 decks24 decks
1%synergy
Student of Warfare
8.3%inclusion2 decks24 decks
8%synergy
Instants
Anguished Unmaking
42%inclusion10 decks24 decks
8%synergy
Stroke of Midnight
42%inclusion10 decks24 decks
30%synergy
Deflecting Swat
33%inclusion8 decks24 decks
17%synergy
Swords to Plowshares
33%inclusion8 decks24 decks
-29%synergy
You Are Already Dead
29%inclusion7 decks24 decks
28%synergy
Generous Gift
29%inclusion7 decks24 decks
12%synergy
Malakir Rebirth
25%inclusion6 decks24 decks
20%synergy
Crackling Doom
25%inclusion6 decks24 decks
8%synergy
Fracture
25%inclusion6 decks24 decks
19%synergy
Mirrodin Avenged
21%inclusion5 decks24 decks
20%synergy
Inevitable Defeat
20%inclusion4 decks20 decks
14%synergy
Deadly Rollick
17%inclusion4 decks24 decks
5%synergy
Chaos Warp
17%inclusion4 decks24 decks
1%synergy
Final Showdown
17%inclusion4 decks24 decks
15%synergy
Untimely Malfunction
13%inclusion3 decks23 decks
8%synergy
Everybody Lives!
13%inclusion3 decks24 decks
11%synergy
Flawless Maneuver
13%inclusion3 decks24 decks
-2%synergy
Big Score
13%inclusion3 decks24 decks
2%synergy
Legion Leadership
13%inclusion3 decks24 decks
8%synergy
Wear // Tear
13%inclusion3 decks24 decks
1%synergy
Bedevil
13%inclusion3 decks24 decks
6%synergy
Offer Immortality
13%inclusion3 decks24 decks
12%synergy
Galadriel's Dismissal
13%inclusion3 decks24 decks
11%synergy
Restoration Magic
11%inclusion2 decks19 decks
8%synergy
Continue?
10%inclusion1 decks10 decks
9%synergy
Loran's Escape
8.3%inclusion2 decks24 decks
7%synergy
Whisper of the Dross
8.3%inclusion2 decks24 decks
8%synergy
Return the Favor
8.3%inclusion2 decks24 decks
6%synergy
Flare of Fortitude
8.3%inclusion2 decks24 decks
5%synergy
Battle-Rage Blessing
8.3%inclusion2 decks24 decks
8%synergy
Soul Shatter
8.3%inclusion2 decks24 decks
7%synergy
Tibalt's Trickery
8.3%inclusion2 decks24 decks
4%synergy
Deadly Dispute
8.3%inclusion2 decks24 decks
-14%synergy
Dark Ritual
8.3%inclusion2 decks24 decks
-9%synergy
Rakdos Charm
8.3%inclusion2 decks24 decks
-1%synergy
Bladebrand
8.3%inclusion2 decks24 decks
8%synergy
Despark
8.3%inclusion2 decks24 decks
-5%synergy
Touch of Moonglove
8.3%inclusion2 decks24 decks
8%synergy
Sejiri Shelter
8.3%inclusion2 decks24 decks
6%synergy
Path to Exile
8.3%inclusion2 decks24 decks
-38%synergy
Valakut Awakening
8.3%inclusion2 decks24 decks
5%synergy
Demand Answers
8.3%inclusion2 decks24 decks
3%synergy
Reprieve
8.3%inclusion2 decks24 decks
5%synergy
Emergency Eject
5.6%inclusion1 decks18 decks
5%synergy
Alesha's Legacy
5.3%inclusion1 decks19 decks
4%synergy
Protection Magic
5.3%inclusion1 decks19 decks
5%synergy
Sorceries
Steelshaper's Gift
42%inclusion10 decks24 decks
39%synergy
Mythos of Snapdax
33%inclusion8 decks24 decks
28%synergy
Painful Truths
29%inclusion7 decks24 decks
21%synergy
Call of the Death-Dweller
29%inclusion7 decks24 decks
29%synergy
Night's Whisper
29%inclusion7 decks24 decks
16%synergy
Read the Bones
21%inclusion5 decks24 decks
12%synergy
Vandalblast
21%inclusion5 decks24 decks
11%synergy
Drown in Ichor
21%inclusion5 decks24 decks
20%synergy
Damn
17%inclusion4 decks24 decks
-1%synergy
Blasphemous Act
17%inclusion4 decks24 decks
-6%synergy
Sevinne's Reclamation
13%inclusion3 decks24 decks
5%synergy
Secret Rendezvous
13%inclusion3 decks24 decks
11%synergy
Single Combat
13%inclusion3 decks24 decks
11%synergy
Toxic Deluge
13%inclusion3 decks24 decks
4%synergy
Chandra's Ignition
13%inclusion3 decks24 decks
11%synergy
Wheel of Fortune
13%inclusion3 decks24 decks
9%synergy
Wheel of Misfortune
8.3%inclusion2 decks24 decks
7%synergy
Damning Verdict
8.3%inclusion2 decks24 decks
8%synergy
Faithless Looting
8.3%inclusion2 decks24 decks
-7%synergy
Agadeem's Awakening
8.3%inclusion2 decks24 decks
6%synergy
Make an Example
8.3%inclusion2 decks24 decks
8%synergy
Unearth
8.3%inclusion2 decks24 decks
6%synergy
In Garruk's Wake
8.3%inclusion2 decks24 decks
8%synergy
Alliance of Arms
8.3%inclusion2 decks24 decks
8%synergy
Bloodsoaked Insight
8.3%inclusion2 decks24 decks
7%synergy
Sign in Blood
8.3%inclusion2 decks24 decks
0%synergy
Sundering Eruption
8.3%inclusion2 decks24 decks
5%synergy
Reconstruct History
8.3%inclusion2 decks24 decks
8%synergy
Gamble
8.3%inclusion2 decks24 decks
2%synergy
Decode Transmissions
5.6%inclusion1 decks18 decks
5%synergy
Mutinous Massacre
5.6%inclusion1 decks18 decks
5%synergy
Nibelheim Aflame
5.3%inclusion1 decks19 decks
5%synergy
Utility Artifacts
Vorpal Sword
42%inclusion10 decks24 decks
39%synergy
Gorgon Flail
42%inclusion10 decks24 decks
41%synergy
Illusionist's Bracers
33%inclusion8 decks24 decks
32%synergy
Swiftfoot Boots
33%inclusion8 decks24 decks
2%synergy
Quietus Spike
29%inclusion7 decks24 decks
28%synergy
Magewright's Stone
29%inclusion7 decks24 decks
28%synergy
Lightning Greaves
21%inclusion5 decks24 decks
-13%synergy
Genesis Chamber
17%inclusion4 decks24 decks
16%synergy
Halo Fountain
17%inclusion4 decks24 decks
16%synergy
Glaring Spotlight
17%inclusion4 decks24 decks
16%synergy
Mithril Coat
17%inclusion4 decks24 decks
11%synergy
Thousand-Year Elixir
17%inclusion4 decks24 decks
16%synergy
Hunter's Blowgun
17%inclusion4 decks24 decks
16%synergy
The Fire Nation Drill
14%inclusion2 decks14 decks
14%synergy
Whispersilk Cloak
13%inclusion3 decks24 decks
7%synergy
Dowsing Dagger
13%inclusion3 decks24 decks
12%synergy
Hammer of Nazahn
13%inclusion3 decks24 decks
11%synergy
Dragonfire Blade
11%inclusion2 decks19 decks
9%synergy
Dissection Tools
9.1%inclusion2 decks22 decks
9%synergy
Robe of Stars
8.3%inclusion2 decks24 decks
7%synergy
Embercleave
8.3%inclusion2 decks24 decks
5%synergy
Skullclamp
8.3%inclusion2 decks24 decks
-21%synergy
Tome of Legends
8.3%inclusion2 decks24 decks
8%synergy
Sunforger
8.3%inclusion2 decks24 decks
5%synergy
Brotherhood Regalia
8.3%inclusion2 decks24 decks
5%synergy
Puppet Strings
8.3%inclusion2 decks24 decks
8%synergy
Peter Parker's Camera
6.7%inclusion1 decks15 decks
6%synergy
Requiem Monolith
5.9%inclusion1 decks17 decks
5%synergy
The Seriema
5.6%inclusion1 decks18 decks
5%synergy
Long-Range Sensor
5.6%inclusion1 decks18 decks
5%synergy
Buster Sword
5.3%inclusion1 decks19 decks
4%synergy
The Fire Crystal
5.3%inclusion1 decks19 decks
2%synergy
Pumpkin Bombs
5.0%inclusion1 decks20 decks
5%synergy
Enchantments
Fighter Class
38%inclusion9 decks24 decks
35%synergy
All-Out Assault
37%inclusion7 decks19 decks
25%synergy
Gift of Doom
33%inclusion8 decks24 decks
32%synergy
Agent of the Shadow Thieves
29%inclusion7 decks24 decks
28%synergy
Black Market Connections
29%inclusion7 decks24 decks
13%synergy
Reconnaissance
25%inclusion6 decks24 decks
13%synergy
At Knifepoint
25%inclusion6 decks24 decks
24%synergy
Revel in Riches
25%inclusion6 decks24 decks
19%synergy
Trouble in Pairs
21%inclusion5 decks24 decks
16%synergy
Aspect of Gorgon
17%inclusion4 decks24 decks
16%synergy
Sigarda's Aid
17%inclusion4 decks24 decks
14%synergy
Eye of Nidhogg
16%inclusion3 decks19 decks
15%synergy
Search for Dagger
13%inclusion2 decks15 decks
13%synergy
Black Market
13%inclusion3 decks24 decks
7%synergy
Kaya's Ghostform
13%inclusion3 decks24 decks
10%synergy
Court of Ardenvale
13%inclusion3 decks24 decks
11%synergy
Land Tax
13%inclusion3 decks24 decks
6%synergy
Smuggler's Share
8.3%inclusion2 decks24 decks
6%synergy
Gift of Immortality
8.3%inclusion2 decks24 decks
7%synergy
Grasp of Fate
8.3%inclusion2 decks24 decks
7%synergy
Ghoulish Impetus
8.3%inclusion2 decks24 decks
7%synergy
Feast of the Victorious Dead
8.3%inclusion2 decks24 decks
8%synergy
Forge Anew
8.3%inclusion2 decks24 decks
6%synergy
Rakdos Joins Up
8.3%inclusion2 decks24 decks
6%synergy
Curse of Opulence
8.3%inclusion2 decks24 decks
2%synergy
Nowhere to Run
8.3%inclusion2 decks24 decks
8%synergy
Ghostly Prison
8.3%inclusion2 decks24 decks
1%synergy
Phyrexian Arena
8.3%inclusion2 decks24 decks
-10%synergy
Sticky Fingers
8.3%inclusion2 decks24 decks
7%synergy
Spiteful Banditry
8.3%inclusion2 decks24 decks
6%synergy
Death Pits of Rath
8.3%inclusion2 decks24 decks
8%synergy
Brilliant Wings
6.7%inclusion1 decks15 decks
6%synergy
Smile at Death
5.0%inclusion1 decks20 decks
3%synergy
Planeswalkers
Vraska, Betrayal's Sting
8.3%inclusion2 decks24 decks
8%synergy
Utility Lands
Vault of the Archangel
42%inclusion10 decks24 decks
19%synergy
Bojuka Bog
38%inclusion9 decks24 decks
7%synergy
Detection Tower
29%inclusion7 decks24 decks
29%synergy
Karn's Bastion
25%inclusion6 decks24 decks
24%synergy
Rogue's Passage
25%inclusion6 decks24 decks
1%synergy
Urborg, Tomb of Yawgmoth
21%inclusion5 decks24 decks
8%synergy
Urza's Saga
17%inclusion4 decks24 decks
12%synergy
Takenuma, Abandoned Mire
17%inclusion4 decks24 decks
9%synergy
Buried Ruin
13%inclusion3 decks24 decks
9%synergy
Command Beacon
13%inclusion3 decks24 decks
7%synergy
Scavenger Grounds
13%inclusion3 decks24 decks
11%synergy
Axgard Armory
13%inclusion3 decks24 decks
11%synergy
Eiganjo, Seat of the Empire
13%inclusion3 decks24 decks
6%synergy
Shizo, Death's Storehouse
8.3%inclusion2 decks24 decks
1%synergy
Maze of Ith
8.3%inclusion2 decks24 decks
5%synergy
Minas Tirith
8.3%inclusion2 decks24 decks
-0%synergy
Field of the Dead
8.3%inclusion2 decks24 decks
7%synergy
War Room
8.3%inclusion2 decks24 decks
8%synergy
Castle Locthwain
8.3%inclusion2 decks24 decks
6%synergy
Bonders' Enclave
8.3%inclusion2 decks24 decks
7%synergy
Susur Secundi, Void Altar
5.6%inclusion1 decks18 decks
4%synergy
Mana Artifacts
Arcane Signet
83%inclusion20 decks24 decks
-2%synergy
Sol Ring
83%inclusion20 decks24 decks
-5%synergy
Patriar's Seal
42%inclusion10 decks24 decks
40%synergy
Talisman of Conviction
38%inclusion9 decks24 decks
-4%synergy
Talisman of Hierarchy
33%inclusion8 decks24 decks
-8%synergy
Talisman of Indulgence
21%inclusion5 decks24 decks
-16%synergy
Fellwar Stone
21%inclusion5 decks24 decks
-7%synergy
Bounty Board
17%inclusion4 decks24 decks
15%synergy
Commander's Sphere
13%inclusion3 decks24 decks
-1%synergy
Chromatic Lantern
13%inclusion3 decks24 decks
2%synergy
Boros Signet
13%inclusion3 decks24 decks
-15%synergy
Bandit's Haul
13%inclusion3 decks24 decks
11%synergy
Mind Stone
13%inclusion3 decks24 decks
4%synergy
Orzhov Signet
13%inclusion3 decks24 decks
-18%synergy
Aetheric Amplifier
10%inclusion2 decks20 decks
10%synergy
Cursed Mirror
8.3%inclusion2 decks24 decks
6%synergy
Hourglass of the Lost
8.3%inclusion2 decks24 decks
8%synergy
Chrome Mox
8.3%inclusion2 decks24 decks
3%synergy
The Soul Stone
5.9%inclusion1 decks17 decks
3%synergy
Lands
Plains
100%inclusion24 decks24 decks
5%synergy
Command Tower
96%inclusion23 decks24 decks
4%synergy
Swamp
96%inclusion23 decks24 decks
1%synergy
Mountain
96%inclusion23 decks24 decks
2%synergy
Forbidden Orchard
75%inclusion18 decks24 decks
72%synergy
Sacred Foundry
67%inclusion16 decks24 decks
21%synergy
Godless Shrine
67%inclusion16 decks24 decks
19%synergy
Blood Crypt
63%inclusion15 decks24 decks
18%synergy
Savai Triome
58%inclusion14 decks24 decks
21%synergy
Exotic Orchard
58%inclusion14 decks24 decks
6%synergy
Nomad Outpost
54%inclusion13 decks24 decks
-4%synergy
Arid Mesa
50%inclusion12 decks24 decks
19%synergy
Marsh Flats
50%inclusion12 decks24 decks
19%synergy
Dragonskull Summit
46%inclusion11 decks24 decks
-7%synergy
Battlefield Forge
46%inclusion11 decks24 decks
5%synergy
Spectator Seating
46%inclusion11 decks24 decks
15%synergy
Vault of Champions
46%inclusion11 decks24 decks
14%synergy
Bloodstained Mire
46%inclusion11 decks24 decks
13%synergy
Caves of Koilos
42%inclusion10 decks24 decks
2%synergy
Shattered Landscape
42%inclusion10 decks24 decks
23%synergy
Shattered Sanctum
42%inclusion10 decks24 decks
16%synergy
Clifftop Retreat
42%inclusion10 decks24 decks
-10%synergy
Sundown Pass
38%inclusion9 decks24 decks
16%synergy
Isolated Chapel
38%inclusion9 decks24 decks
-16%synergy
Luxury Suite
38%inclusion9 decks24 decks
7%synergy
Haunted Ridge
38%inclusion9 decks24 decks
18%synergy
Sulfurous Springs
38%inclusion9 decks24 decks
9%synergy
Fetid Heath
33%inclusion8 decks24 decks
12%synergy
Rugged Prairie
33%inclusion8 decks24 decks
16%synergy
Orzhov Basilica
33%inclusion8 decks24 decks
20%synergy
Smoldering Marsh
29%inclusion7 decks24 decks
-8%synergy
Fabled Passage
25%inclusion6 decks24 decks
17%synergy
Malakir Rebirth
25%inclusion6 decks24 decks
20%synergy
Boros Garrison
25%inclusion6 decks24 decks
13%synergy
Badlands
21%inclusion5 decks24 decks
9%synergy
Graven Cairns
21%inclusion5 decks24 decks
9%synergy
Plateau
21%inclusion5 decks24 decks
9%synergy
Scrubland
21%inclusion5 decks24 decks
9%synergy
Mana Confluence
21%inclusion5 decks24 decks
12%synergy
Prismatic Vista
17%inclusion4 decks24 decks
13%synergy
Terramorphic Expanse
17%inclusion4 decks24 decks
-2%synergy
Plaza of Heroes
17%inclusion4 decks24 decks
13%synergy
Needleverge Pathway
17%inclusion4 decks24 decks
9%synergy
Evolving Wilds
17%inclusion4 decks24 decks
-9%synergy
City of Brass
17%inclusion4 decks24 decks
6%synergy
Silent Clearing
17%inclusion4 decks24 decks
13%synergy
Rakdos Carnarium
13%inclusion3 decks24 decks
1%synergy
Brightclimb Pathway
13%inclusion3 decks24 decks
4%synergy
Shadowy Backstreet
13%inclusion3 decks24 decks
2%synergy
Shadowblood Ridge
13%inclusion3 decks24 decks
-3%synergy