Kelsien, the Plague (Commander) - Core +1/+1 Counters

Alternate Names:

Altaïr, Brotherhood MentorAltaïr, Brotherhood Mentor

Kelsien, the Plague
Rank #456
8decks
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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%inclusion8 decks8 decks
99%synergy
Otharri, Suns' Glory
100%inclusion8 decks8 decks
95%synergy
Vault of the Archangel
100%inclusion8 decks8 decks
77%synergy
Gorgon's Head
75%inclusion6 decks8 decks
74%synergy
Rune of Mortality
75%inclusion6 decks8 decks
74%synergy
Lae'zel, Vlaakith's Champion
75%inclusion6 decks8 decks
73%synergy
Basilisk Collar
75%inclusion6 decks8 decks
71%synergy
Kalemne, Disciple of Iroas
63%inclusion5 decks8 decks
62%synergy
Daxos the Returned
63%inclusion5 decks8 decks
62%synergy
Falthis, Shadowcat Familiar
63%inclusion5 decks8 decks
61%synergy
Top Cards
Swords to Plowshares
75%inclusion6 decks8 decks
13%synergy
Swiftfoot Boots
75%inclusion6 decks8 decks
44%synergy
Morbid Opportunist
63%inclusion5 decks8 decks
44%synergy
Vorpal Sword
63%inclusion5 decks8 decks
60%synergy
General's Enforcer
63%inclusion5 decks8 decks
55%synergy
Ruinous Ultimatum
63%inclusion5 decks8 decks
23%synergy
Drumbellower
50%inclusion4 decks8 decks
48%synergy
Chaos Warp
50%inclusion4 decks8 decks
34%synergy
Gift of Doom
50%inclusion4 decks8 decks
49%synergy
Open the Armory
50%inclusion4 decks8 decks
46%synergy
Game Changers
Farewell
13%inclusion1 decks8 decks
3%synergy
Gamble
13%inclusion1 decks8 decks
6%synergy
Creatures
Mari, the Killing Quill
50%inclusion4 decks8 decks
44%synergy
Azula, Ruthless Firebender
50%inclusion2 decks4 decks
50%synergy
Slaughter Specialist
50%inclusion4 decks8 decks
49%synergy
Kratos, Stoic Father
50%inclusion2 decks4 decks
50%synergy
Aang, Airbending Master
40%inclusion2 decks5 decks
39%synergy
Athreos, Shroud-Veiled
38%inclusion3 decks8 decks
36%synergy
Humble Defector
38%inclusion3 decks8 decks
35%synergy
Solemn Simulacrum
38%inclusion3 decks8 decks
25%synergy
Termination Facilitator
38%inclusion3 decks8 decks
36%synergy
Marvin, Murderous Mimic
38%inclusion3 decks8 decks
36%synergy
Mathas, Fiend Seeker
38%inclusion3 decks8 decks
36%synergy
Taii Wakeen, Perfect Shot
38%inclusion3 decks8 decks
37%synergy
Void Beckoner
38%inclusion3 decks8 decks
37%synergy
Archetype of Finality
38%inclusion3 decks8 decks
37%synergy
Shay Cormac
38%inclusion3 decks8 decks
35%synergy
Metastatic Evangel
25%inclusion2 decks8 decks
25%synergy
Zuko, Firebending Master
25%inclusion1 decks4 decks
24%synergy
Eirdu, Carrier of Dawn
25%inclusion1 decks4 decks
24%synergy
Queen Marchesa
25%inclusion2 decks8 decks
19%synergy
Magda, the Hoardmaster
25%inclusion2 decks8 decks
23%synergy
Sram, Senior Edificer
25%inclusion2 decks8 decks
22%synergy
Mother of Runes
25%inclusion2 decks8 decks
18%synergy
Harvester of Souls
25%inclusion2 decks8 decks
22%synergy
Assault Intercessor
25%inclusion2 decks8 decks
24%synergy
Ertha Jo, Frontier Mentor
25%inclusion2 decks8 decks
24%synergy
Maha, Its Feathers Night
25%inclusion2 decks8 decks
24%synergy
Syr Vondam, the Lucent
17%inclusion1 decks6 decks
16%synergy
Patrolling Peacemaker
17%inclusion1 decks6 decks
16%synergy
Summon: Bahamut
14%inclusion1 decks7 decks
13%synergy
Summon: Primal Odin
14%inclusion1 decks7 decks
14%synergy
Marshal of the Lost
14%inclusion1 decks7 decks
12%synergy
Tataru Taru
14%inclusion1 decks7 decks
11%synergy
Summon: Knights of Round
14%inclusion1 decks7 decks
11%synergy
Summon: Kujata
14%inclusion1 decks7 decks
14%synergy
Rottenmouth Viper
13%inclusion1 decks8 decks
12%synergy
Prodigal Pyromancer
13%inclusion1 decks8 decks
12%synergy
Proud Pack-Rhino
13%inclusion1 decks8 decks
12%synergy
Luminous Broodmoth
13%inclusion1 decks8 decks
9%synergy
Deathbringer Thoctar
13%inclusion1 decks8 decks
12%synergy
Ankle Shanker
13%inclusion1 decks8 decks
9%synergy
Myojin of Roaring Blades
13%inclusion1 decks8 decks
12%synergy
Robaran Mercenaries
13%inclusion1 decks8 decks
12%synergy
ED-E, Lonesome Eyebot
13%inclusion1 decks8 decks
11%synergy
Alesha, Who Laughs at Fate
13%inclusion1 decks8 decks
0%synergy
Syr Konrad, the Grim
13%inclusion1 decks8 decks
9%synergy
Crystal Barricade
13%inclusion1 decks8 decks
12%synergy
Stormfist Crusader
13%inclusion1 decks8 decks
12%synergy
Fear of Burning Alive
13%inclusion1 decks8 decks
12%synergy
Witch Enchanter
13%inclusion1 decks8 decks
5%synergy
Blood Cultist
13%inclusion1 decks8 decks
12%synergy
Instants
You Are Already Dead
50%inclusion4 decks8 decks
48%synergy
Crackling Doom
50%inclusion4 decks8 decks
33%synergy
Fracture
50%inclusion4 decks8 decks
44%synergy
Boros Charm
38%inclusion3 decks8 decks
9%synergy
Despark
38%inclusion3 decks8 decks
24%synergy
Mirrodin Avenged
38%inclusion3 decks8 decks
37%synergy
Eerie Interlude
25%inclusion2 decks8 decks
23%synergy
Dawn's Truce
25%inclusion2 decks8 decks
18%synergy
Rakdos Charm
25%inclusion2 decks8 decks
16%synergy
Anguished Unmaking
25%inclusion2 decks8 decks
-8%synergy
Path to Exile
25%inclusion2 decks8 decks
-22%synergy
Deadly Rollick
13%inclusion1 decks8 decks
1%synergy
Fell the Profane
13%inclusion1 decks8 decks
6%synergy
Dire Tactics
13%inclusion1 decks8 decks
10%synergy
Thrill of Possibility
13%inclusion1 decks8 decks
5%synergy
Soul Sear
13%inclusion1 decks8 decks
12%synergy
Imp's Mischief
13%inclusion1 decks8 decks
11%synergy
Lightning Bolt
13%inclusion1 decks8 decks
9%synergy
Adamant Will
13%inclusion1 decks8 decks
12%synergy
Flawless Maneuver
13%inclusion1 decks8 decks
-2%synergy
Battle-Rage Blessing
13%inclusion1 decks8 decks
12%synergy
Dark Ritual
13%inclusion1 decks8 decks
-5%synergy
Tibalt's Trickery
13%inclusion1 decks8 decks
9%synergy
Withering Boon
13%inclusion1 decks8 decks
12%synergy
Virulent Swipe
13%inclusion1 decks8 decks
12%synergy
Contractual Safeguard
13%inclusion1 decks8 decks
12%synergy
Stroke of Midnight
13%inclusion1 decks8 decks
1%synergy
Malakir Rebirth
13%inclusion1 decks8 decks
7%synergy
Deflecting Swat
13%inclusion1 decks8 decks
-4%synergy
Bladebrand
13%inclusion1 decks8 decks
12%synergy
Red Elemental Blast
13%inclusion1 decks8 decks
8%synergy
Offer Immortality
13%inclusion1 decks8 decks
12%synergy
Volt Charge
13%inclusion1 decks8 decks
12%synergy
Unbounded Potential
13%inclusion1 decks8 decks
12%synergy
Deflecting Palm
13%inclusion1 decks8 decks
6%synergy
Sorceries
Improvisation Capstone
50%inclusion1 decks2 decks
48%synergy
Restoration Seminar
50%inclusion1 decks2 decks
48%synergy
Decorum Dissertation
50%inclusion1 decks2 decks
48%synergy
Vandalblast
38%inclusion3 decks8 decks
27%synergy
Mythos of Snapdax
38%inclusion3 decks8 decks
32%synergy
Blasphemous Edict
38%inclusion3 decks8 decks
34%synergy
Blasphemous Act
38%inclusion3 decks8 decks
14%synergy
Painful Truths
25%inclusion2 decks8 decks
17%synergy
Read the Bones
25%inclusion2 decks8 decks
17%synergy
Single Combat
25%inclusion2 decks8 decks
24%synergy
Reconstruct History
25%inclusion2 decks8 decks
24%synergy
Sign in Blood
25%inclusion2 decks8 decks
17%synergy
Drown in Ichor
25%inclusion2 decks8 decks
25%synergy
Diabolic Intent
13%inclusion1 decks8 decks
3%synergy
Vat Emergence
13%inclusion1 decks8 decks
12%synergy
Austere Command
13%inclusion1 decks8 decks
6%synergy
Diabolic Tutor
13%inclusion1 decks8 decks
7%synergy
Divine Reckoning
13%inclusion1 decks8 decks
12%synergy
Sevinne's Reclamation
13%inclusion1 decks8 decks
4%synergy
Victimize
13%inclusion1 decks8 decks
4%synergy
Profane Tutor
13%inclusion1 decks8 decks
11%synergy
Unearth
13%inclusion1 decks8 decks
10%synergy
Feed the Swarm
13%inclusion1 decks8 decks
8%synergy
Finale of Glory
13%inclusion1 decks8 decks
12%synergy
Increasing Devotion
13%inclusion1 decks8 decks
11%synergy
Unfinished Business
13%inclusion1 decks8 decks
12%synergy
Ambition's Cost
13%inclusion1 decks8 decks
11%synergy
Primevals' Glorious Rebirth
13%inclusion1 decks8 decks
10%synergy
Call of the Death-Dweller
13%inclusion1 decks8 decks
12%synergy
Insatiable Avarice
13%inclusion1 decks8 decks
10%synergy
Deafening Clarion
13%inclusion1 decks8 decks
12%synergy
Beseech the Mirror
13%inclusion1 decks8 decks
9%synergy
Beseech the Queen
13%inclusion1 decks8 decks
12%synergy
Silverflame Ritual
13%inclusion1 decks8 decks
12%synergy
Steelshaper's Gift
13%inclusion1 decks8 decks
9%synergy
Recommission
13%inclusion1 decks8 decks
12%synergy
Grave Upheaval
13%inclusion1 decks8 decks
12%synergy
Grim Tutor
13%inclusion1 decks8 decks
9%synergy
Chandra's Ignition
13%inclusion1 decks8 decks
11%synergy
Utility Artifacts
Sting, the Glinting Dagger
50%inclusion4 decks8 decks
48%synergy
Thornbite Staff
50%inclusion4 decks8 decks
49%synergy
Quietus Spike
38%inclusion3 decks8 decks
36%synergy
Hunter's Blowgun
38%inclusion3 decks8 decks
37%synergy
Lightning Greaves
38%inclusion3 decks8 decks
3%synergy
Illusionist's Bracers
25%inclusion2 decks8 decks
24%synergy
Mithril Coat
25%inclusion2 decks8 decks
20%synergy
Shadowspear
25%inclusion2 decks8 decks
21%synergy
Gorgon Flail
25%inclusion2 decks8 decks
24%synergy
Magewright's Stone
25%inclusion2 decks8 decks
24%synergy
Mask of Griselbrand
25%inclusion2 decks8 decks
24%synergy
Dragonfire Blade
14%inclusion1 decks7 decks
13%synergy
The Ozolith
13%inclusion1 decks8 decks
12%synergy
Glaring Spotlight
13%inclusion1 decks8 decks
12%synergy
Wayfarer's Bauble
13%inclusion1 decks8 decks
4%synergy
The Reaver Cleaver
13%inclusion1 decks8 decks
7%synergy
Thousand-Year Elixir
13%inclusion1 decks8 decks
11%synergy
Celestial Armor
13%inclusion1 decks8 decks
12%synergy
Leyline Axe
13%inclusion1 decks8 decks
11%synergy
Panharmonicon
13%inclusion1 decks8 decks
11%synergy
Palantír of Orthanc
13%inclusion1 decks8 decks
12%synergy
Heirloom Blade
13%inclusion1 decks8 decks
11%synergy
Urabrask's Forge
13%inclusion1 decks8 decks
11%synergy
Expedition Map
13%inclusion1 decks8 decks
12%synergy
Torpor Orb
13%inclusion1 decks8 decks
12%synergy
Whispersilk Cloak
13%inclusion1 decks8 decks
7%synergy
Avacyn's Memorial
13%inclusion1 decks8 decks
12%synergy
Sanctuary Blade
13%inclusion1 decks8 decks
12%synergy
Reaper's Talisman
13%inclusion1 decks8 decks
12%synergy
Steelclaw Lance
13%inclusion1 decks8 decks
12%synergy
Sword of the Animist
13%inclusion1 decks8 decks
4%synergy
Blackblade Reforged
13%inclusion1 decks8 decks
8%synergy
Grafted Exoskeleton
13%inclusion1 decks8 decks
12%synergy
The Circle of Loyalty
13%inclusion1 decks8 decks
11%synergy
Enchantments
Fighter Class
38%inclusion3 decks8 decks
35%synergy
Black Market
25%inclusion2 decks8 decks
20%synergy
Retreat to Hagra
25%inclusion2 decks8 decks
25%synergy
Phyresis
25%inclusion2 decks8 decks
25%synergy
Agent of the Shadow Thieves
25%inclusion2 decks8 decks
24%synergy
Dazzling Theater // Prop Room
25%inclusion2 decks8 decks
23%synergy
Black Market Connections
25%inclusion2 decks8 decks
9%synergy
Phyrexian Arena
25%inclusion2 decks8 decks
7%synergy
All-Out Assault
14%inclusion1 decks7 decks
3%synergy
Rune of Sustenance
13%inclusion1 decks8 decks
12%synergy
Greed
13%inclusion1 decks8 decks
12%synergy
Sparring Regimen
13%inclusion1 decks8 decks
12%synergy
Underworld Connections
13%inclusion1 decks8 decks
12%synergy
Flowering of the White Tree
13%inclusion1 decks8 decks
9%synergy
City on Fire
13%inclusion1 decks8 decks
11%synergy
All Will Be One
13%inclusion1 decks8 decks
12%synergy
Aspect of Gorgon
13%inclusion1 decks8 decks
12%synergy
Sigarda's Aid
13%inclusion1 decks8 decks
10%synergy
Life Insurance
13%inclusion1 decks8 decks
10%synergy
Blind Obedience
13%inclusion1 decks8 decks
7%synergy
Assemble the Legion
13%inclusion1 decks8 decks
7%synergy
All That Glitters
13%inclusion1 decks8 decks
12%synergy
Death Pits of Rath
13%inclusion1 decks8 decks
12%synergy
Kaya's Ghostform
13%inclusion1 decks8 decks
10%synergy
Twinblade Blessing
13%inclusion1 decks8 decks
12%synergy
Demotion
13%inclusion1 decks8 decks
12%synergy
Bastion of Remembrance
13%inclusion1 decks8 decks
-1%synergy
Revel in Riches
13%inclusion1 decks8 decks
6%synergy
Land Tax
13%inclusion1 decks8 decks
6%synergy
Virtue of Loyalty
13%inclusion1 decks8 decks
12%synergy
Planeswalkers
Vraska, Betrayal's Sting
25%inclusion2 decks8 decks
25%synergy
Dihada, Binder of Wills
13%inclusion1 decks8 decks
9%synergy
Nahiri, the Harbinger
13%inclusion1 decks8 decks
12%synergy
Utility Lands
Rogue's Passage
75%inclusion6 decks8 decks
51%synergy
Bojuka Bog
63%inclusion5 decks8 decks
32%synergy
Karn's Bastion
50%inclusion4 decks8 decks
49%synergy
Arcane Lighthouse
25%inclusion2 decks8 decks
24%synergy
Axgard Armory
25%inclusion2 decks8 decks
23%synergy
Cori Mountain Monastery
14%inclusion1 decks7 decks
12%synergy
Windbrisk Heights
13%inclusion1 decks8 decks
2%synergy
Buried Ruin
13%inclusion1 decks8 decks
9%synergy
Spinerock Knoll
13%inclusion1 decks8 decks
10%synergy
Cabal Coffers
13%inclusion1 decks8 decks
10%synergy
Sunhome, Fortress of the Legion
13%inclusion1 decks8 decks
9%synergy
Kabira Crossroads
13%inclusion1 decks8 decks
12%synergy
Temple of the False God
13%inclusion1 decks8 decks
7%synergy
Nesting Grounds
13%inclusion1 decks8 decks
12%synergy
Urborg, Tomb of Yawgmoth
13%inclusion1 decks8 decks
-0%synergy
Hidden Courtyard
13%inclusion1 decks8 decks
12%synergy
Mana Artifacts
Sol Ring
100%inclusion8 decks8 decks
12%synergy
Arcane Signet
88%inclusion7 decks8 decks
2%synergy
Rakdos Signet
63%inclusion5 decks8 decks
35%synergy
Orzhov Signet
63%inclusion5 decks8 decks
33%synergy
Boros Signet
50%inclusion4 decks8 decks
23%synergy
Patriar's Seal
50%inclusion4 decks8 decks
48%synergy
Talisman of Hierarchy
50%inclusion4 decks8 decks
9%synergy
Talisman of Conviction
38%inclusion3 decks8 decks
-5%synergy
Bounty Board
38%inclusion3 decks8 decks
36%synergy
Commander's Sphere
13%inclusion1 decks8 decks
-1%synergy
Staff of Compleation
13%inclusion1 decks8 decks
12%synergy
Astral Cornucopia
13%inclusion1 decks8 decks
12%synergy
Talisman of Indulgence
13%inclusion1 decks8 decks
-25%synergy
Chromatic Lantern
13%inclusion1 decks8 decks
2%synergy
Fellwar Stone
13%inclusion1 decks8 decks
-16%synergy
Lands
Command Tower
100%inclusion8 decks8 decks
8%synergy
Nomad Outpost
88%inclusion7 decks8 decks
30%synergy
Swamp
88%inclusion7 decks8 decks
-8%synergy
Mountain
88%inclusion7 decks8 decks
-6%synergy
Plains
88%inclusion7 decks8 decks
-8%synergy
Battlefield Forge
75%inclusion6 decks8 decks
34%synergy
Savai Triome
63%inclusion5 decks8 decks
25%synergy
Exotic Orchard
63%inclusion5 decks8 decks
10%synergy
Caves of Koilos
63%inclusion5 decks8 decks
23%synergy
Isolated Chapel
63%inclusion5 decks8 decks
8%synergy
Sulfurous Springs
63%inclusion5 decks8 decks
34%synergy
Smoldering Marsh
50%inclusion4 decks8 decks
13%synergy
Dragonskull Summit
50%inclusion4 decks8 decks
-3%synergy
Clifftop Retreat
50%inclusion4 decks8 decks
-2%synergy
Shadowblood Ridge
38%inclusion3 decks8 decks
22%synergy
Blood Crypt
38%inclusion3 decks8 decks
-8%synergy
Sacred Foundry
38%inclusion3 decks8 decks
-8%synergy
Godless Shrine
38%inclusion3 decks8 decks
-11%synergy
Evolving Wilds
38%inclusion3 decks8 decks
12%synergy
Path of Ancestry
38%inclusion3 decks8 decks
-1%synergy
Shattered Sanctum
38%inclusion3 decks8 decks
11%synergy
Rakdos Carnarium
25%inclusion2 decks8 decks
14%synergy
Terramorphic Expanse
25%inclusion2 decks8 decks
7%synergy
Fetid Heath
25%inclusion2 decks8 decks
3%synergy
Tainted Field
25%inclusion2 decks8 decks
14%synergy
Sundown Pass
25%inclusion2 decks8 decks
3%synergy
Temple of Triumph
25%inclusion2 decks8 decks
4%synergy
Shattered Landscape
25%inclusion2 decks8 decks
7%synergy
Rugged Prairie
25%inclusion2 decks8 decks
7%synergy
Boros Garrison
25%inclusion2 decks8 decks
13%synergy
Orzhov Basilica
25%inclusion2 decks8 decks
12%synergy
Forbidden Orchard
25%inclusion2 decks8 decks
23%synergy
Haunted Ridge
25%inclusion2 decks8 decks
5%synergy
Temple of Silence
25%inclusion2 decks8 decks
4%synergy
Witch Enchanter
13%inclusion1 decks8 decks
5%synergy
Raucous Theater
13%inclusion1 decks8 decks
2%synergy
Fell the Profane
13%inclusion1 decks8 decks
6%synergy
Gemstone Mine
13%inclusion1 decks8 decks
12%synergy
Cliffgate
13%inclusion1 decks8 decks
12%synergy
Shadowy Backstreet
13%inclusion1 decks8 decks
2%synergy
Myriad Landscape
13%inclusion1 decks8 decks
2%synergy
Desolate Mire
13%inclusion1 decks8 decks
1%synergy
Urza's Cave
13%inclusion1 decks8 decks
12%synergy
Foreboding Ruins
13%inclusion1 decks8 decks
1%synergy
Boros Guildgate
13%inclusion1 decks8 decks
10%synergy
Temple of Malice
13%inclusion1 decks8 decks
-3%synergy
Luxury Suite
13%inclusion1 decks8 decks
-19%synergy
Talon Gates of Madara
13%inclusion1 decks8 decks
12%synergy
Elegant Parlor
13%inclusion1 decks8 decks
3%synergy
Malakir Rebirth
13%inclusion1 decks8 decks
7%synergy
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