Falthis, Shadowcat Familiar // Sengir, the Dark Baron (Commander)

Ezra Sassaman
Nov 20, 2025
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.
Deck Filters
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Cordial Vampire
46%inclusion37 decks80 decks
45%synergy
Blade of the Bloodchief
40%inclusion32 decks80 decks
38%synergy
Vampire Nighthawk
39%inclusion31 decks80 decks
33%synergy
Yahenni, Undying Partisan
38%inclusion30 decks80 decks
31%synergy
Butcher of Malakir
38%inclusion30 decks80 decks
31%synergy
Murder
39%inclusion31 decks80 decks
29%synergy
Indulgent Aristocrat
29%inclusion23 decks80 decks
28%synergy
Anowon, the Ruin Sage
28%inclusion22 decks80 decks
27%synergy
Patron of the Vein
28%inclusion22 decks80 decks
27%synergy
Rogue's Passage
45%inclusion36 decks80 decks
26%synergy
Top Cards
Dark Ritual
55%inclusion44 decks80 decks
-12%synergy
Feed the Swarm
49%inclusion39 decks80 decks
-2%synergy
Blood Artist
48%inclusion38 decks80 decks
16%synergy
Jet Medallion
46%inclusion37 decks80 decks
-16%synergy
Grave Pact
43%inclusion34 decks80 decks
23%synergy
Swiftfoot Boots
41%inclusion33 decks80 decks
10%synergy
Sign in Blood
36%inclusion29 decks80 decks
1%synergy
Gray Merchant of Asphodel
35%inclusion28 decks80 decks
-16%synergy
Defile
34%inclusion27 decks80 decks
-3%synergy
Sanguine Bond
34%inclusion27 decks80 decks
22%synergy
Game Changers
Demonic Tutor
30%inclusion24 decks80 decks
3%synergy
Vampiric Tutor
16%inclusion13 decks80 decks
-5%synergy
Bolas's Citadel
11%inclusion9 decks80 decks
-17%synergy
Creatures
Vito, Thorn of the Dusk Rose
30%inclusion24 decks80 decks
19%synergy
Viscera Seer
30%inclusion24 decks80 decks
13%synergy
Falkenrath Noble
29%inclusion23 decks80 decks
23%synergy
Crypt Ghast
29%inclusion23 decks80 decks
-19%synergy
Vampire of the Dire Moon
28%inclusion22 decks80 decks
25%synergy
Gifted Aetherborn
26%inclusion21 decks80 decks
23%synergy
Bloodghast
26%inclusion21 decks80 decks
14%synergy
Vein Ripper
26%inclusion21 decks80 decks
21%synergy
Bloodthirsty Conqueror
25%inclusion18 decks72 decks
16%synergy
Bloodline Keeper
24%inclusion19 decks80 decks
23%synergy
Nirkana Revenant
24%inclusion19 decks80 decks
13%synergy
Burnished Hart
24%inclusion19 decks80 decks
16%synergy
Ayara, First of Locthwain
21%inclusion17 decks80 decks
-4%synergy
Plaguecrafter
21%inclusion17 decks80 decks
1%synergy
Syr Konrad, the Grim
20%inclusion16 decks80 decks
0%synergy
Shadow Alley Denizen
20%inclusion16 decks80 decks
18%synergy
Bloodletter of Aclazotz
20%inclusion16 decks80 decks
9%synergy
Slaughter Specialist
20%inclusion16 decks80 decks
17%synergy
Reassembling Skeleton
20%inclusion16 decks80 decks
3%synergy
Nighthawk Scavenger
19%inclusion15 decks80 decks
13%synergy
Marauding Blight-Priest
19%inclusion15 decks80 decks
12%synergy
Sangromancer
19%inclusion15 decks80 decks
8%synergy
Captivating Vampire
19%inclusion15 decks80 decks
18%synergy
Bloodthirsty Aerialist
18%inclusion14 decks80 decks
16%synergy
Qarsi Revenant
17%inclusion10 decks59 decks
12%synergy
Solemn Simulacrum
16%inclusion13 decks80 decks
-6%synergy
Crossway Troublemakers
16%inclusion13 decks80 decks
15%synergy
Morbid Opportunist
16%inclusion13 decks80 decks
-7%synergy
Zulaport Cutthroat
16%inclusion13 decks80 decks
-7%synergy
Accursed Marauder
15%inclusion12 decks79 decks
-6%synergy
Fleshbag Marauder
15%inclusion12 decks80 decks
-1%synergy
Massacre Girl
15%inclusion12 decks80 decks
8%synergy
Drana, Liberator of Malakir
15%inclusion12 decks80 decks
12%synergy
Sheoldred, Whispering One
15%inclusion12 decks80 decks
3%synergy
Nullpriest of Oblivion
15%inclusion12 decks80 decks
13%synergy
Necropolis Regent
14%inclusion11 decks80 decks
12%synergy
Massacre Wurm
14%inclusion11 decks80 decks
-3%synergy
Vindictive Vampire
13%inclusion10 decks80 decks
10%synergy
Bloodline Necromancer
13%inclusion10 decks80 decks
12%synergy
Pawn of Ulamog
13%inclusion10 decks80 decks
3%synergy
Braids, Arisen Nightmare
13%inclusion10 decks80 decks
-7%synergy
Drana, the Last Bloodchief
11%inclusion9 decks80 decks
10%synergy
Knight of the Ebon Legion
11%inclusion9 decks80 decks
11%synergy
Master of Dark Rites
11%inclusion9 decks80 decks
10%synergy
Bloodlord of Vaasgoth
11%inclusion9 decks80 decks
11%synergy
Child of Night
11%inclusion9 decks80 decks
11%synergy
Phyrexian Obliterator
10%inclusion8 decks80 decks
-1%synergy
Gatekeeper of Malakir
10%inclusion8 decks80 decks
9%synergy
Ophiomancer
10%inclusion8 decks80 decks
-7%synergy
Sanctum Seeker
10%inclusion8 decks80 decks
9%synergy
Instants
Doom Blade
33%inclusion26 decks80 decks
25%synergy
Go for the Throat
29%inclusion23 decks80 decks
6%synergy
Village Rites
25%inclusion20 decks80 decks
0%synergy
Deadly Dispute
21%inclusion17 decks80 decks
-5%synergy
Corrupted Conviction
20%inclusion16 decks80 decks
7%synergy
Tragic Slip
19%inclusion15 decks80 decks
-1%synergy
Urge to Feed
16%inclusion13 decks80 decks
16%synergy
Armor of Shadows
15%inclusion12 decks80 decks
13%synergy
Infernal Grasp
15%inclusion12 decks80 decks
-10%synergy
Oblivion's Hunger
15%inclusion12 decks80 decks
14%synergy
Soul Shatter
15%inclusion12 decks80 decks
3%synergy
Malakir Rebirth
14%inclusion11 decks80 decks
-9%synergy
Withering Torment
14%inclusion10 decks73 decks
-18%synergy
Consuming Corruption
13%inclusion10 decks79 decks
-3%synergy
Astarion's Thirst
13%inclusion10 decks80 decks
11%synergy
Hero's Downfall
13%inclusion10 decks80 decks
6%synergy
Deadly Rollick
11%inclusion9 decks80 decks
-13%synergy
Terror
11%inclusion9 decks80 decks
10%synergy
Cast Down
10%inclusion8 decks80 decks
9%synergy
Sudden Spoiling
10%inclusion8 decks80 decks
1%synergy
Bitter Triumph
8.8%inclusion7 decks80 decks
-1%synergy
Supernatural Stamina
8.8%inclusion7 decks80 decks
1%synergy
Darkness
8.8%inclusion7 decks80 decks
-1%synergy
Flare of Malice
7.6%inclusion6 decks79 decks
-6%synergy
Bake into a Pie
7.5%inclusion6 decks80 decks
7%synergy
Bleed Dry
7.5%inclusion6 decks80 decks
7%synergy
Offer Immortality
7.5%inclusion6 decks80 decks
5%synergy
Blood Pact
7.5%inclusion6 decks80 decks
3%synergy
Archenemy's Charm
7.1%inclusion3 decks42 decks
-2%synergy
Altar's Reap
6.3%inclusion5 decks80 decks
4%synergy
Songs of the Damned
6.3%inclusion5 decks80 decks
1%synergy
Unlikely Aid
6.3%inclusion5 decks80 decks
6%synergy
Costly Plunder
6.3%inclusion5 decks80 decks
4%synergy
Tendrils of Corruption
6.3%inclusion5 decks80 decks
3%synergy
Tainted Strike
6.3%inclusion5 decks80 decks
3%synergy
Baleful Mastery
6.3%inclusion5 decks80 decks
-2%synergy
Undying Malice
6.3%inclusion5 decks80 decks
-4%synergy
Gravepurge
6.3%inclusion5 decks80 decks
5%synergy
Hagra Mauling
5.0%inclusion4 decks80 decks
1%synergy
Grasp of Darkness
5.0%inclusion4 decks80 decks
3%synergy
Not Dead After All
5.0%inclusion4 decks80 decks
-6%synergy
Blood Curdle
5.0%inclusion4 decks80 decks
5%synergy
Battle-Rage Blessing
5.0%inclusion4 decks80 decks
4%synergy
Tribute to Hunger
5.0%inclusion4 decks80 decks
4%synergy
Bladebrand
5.0%inclusion4 decks80 decks
4%synergy
Dismember
5.0%inclusion4 decks80 decks
-5%synergy
Sorceries
Exsanguinate
34%inclusion27 decks80 decks
9%synergy
Diabolic Tutor
26%inclusion21 decks80 decks
12%synergy
Read the Bones
23%inclusion18 decks80 decks
6%synergy
Victimize
20%inclusion16 decks80 decks
-7%synergy
Dread Return
19%inclusion15 decks80 decks
7%synergy
Reanimate
18%inclusion14 decks80 decks
-22%synergy
Blood Tribute
15%inclusion12 decks80 decks
14%synergy
Damnation
14%inclusion11 decks80 decks
-7%synergy
Toxic Deluge
14%inclusion11 decks80 decks
-23%synergy
Diabolic Intent
13%inclusion10 decks80 decks
-2%synergy
Bubbling Muck
13%inclusion10 decks80 decks
-3%synergy
Night's Whisper
11%inclusion9 decks80 decks
-13%synergy
In Garruk's Wake
11%inclusion9 decks80 decks
7%synergy
Corrupt
11%inclusion9 decks80 decks
9%synergy
Innocent Blood
10%inclusion8 decks80 decks
4%synergy
Disentomb
10%inclusion8 decks80 decks
9%synergy
Feast of Blood
10%inclusion8 decks80 decks
10%synergy
Duress
8.8%inclusion7 decks80 decks
2%synergy
Mutilate
8.8%inclusion7 decks80 decks
-8%synergy
Kindred Dominance
8.8%inclusion7 decks80 decks
4%synergy
Plague Wind
7.5%inclusion6 decks80 decks
7%synergy
Asphyxiate
7.5%inclusion6 decks80 decks
7%synergy
Torment of Hailfire
7.5%inclusion6 decks80 decks
-8%synergy
Olivia's Wrath
7.5%inclusion6 decks80 decks
7%synergy
Raise Dead
7.5%inclusion6 decks80 decks
6%synergy
Fell
6.6%inclusion5 decks76 decks
3%synergy
Day of Black Sun
6.5%inclusion2 decks31 decks
5%synergy
New Blood
6.3%inclusion5 decks80 decks
6%synergy
Agadeem's Awakening
6.3%inclusion5 decks80 decks
-1%synergy
Profane Command
6.3%inclusion5 decks80 decks
4%synergy
Insatiable Avarice
6.3%inclusion5 decks80 decks
-5%synergy
Zombify
6.3%inclusion5 decks80 decks
5%synergy
Killing Wave
6.3%inclusion5 decks80 decks
4%synergy
Drain Life
6.3%inclusion5 decks80 decks
6%synergy
Consume Spirit
6.3%inclusion5 decks80 decks
5%synergy
Beacon of Unrest
6.3%inclusion5 decks80 decks
2%synergy
Blood Money
5.0%inclusion4 decks80 decks
2%synergy
Deadly Tempest
5.0%inclusion4 decks80 decks
3%synergy
Beseech the Queen
5.0%inclusion4 decks80 decks
-1%synergy
Mire in Misery
5.0%inclusion4 decks80 decks
2%synergy
Languish
5.0%inclusion4 decks80 decks
4%synergy
Rise of the Dark Realms
5.0%inclusion4 decks80 decks
-8%synergy
Crippling Fear
5.0%inclusion4 decks80 decks
2%synergy
Utility Artifacts
Lightning Greaves
30%inclusion24 decks80 decks
-4%synergy
Bontu's Monument
28%inclusion22 decks80 decks
-1%synergy
The Darkness Crystal
17%inclusion8 decks47 decks
-3%synergy
Ashnod's Altar
16%inclusion13 decks80 decks
-4%synergy
Vorpal Sword
15%inclusion12 decks80 decks
11%synergy
Whispersilk Cloak
14%inclusion11 decks80 decks
8%synergy
Haunted Cloak
13%inclusion10 decks80 decks
12%synergy
Blackblade Reforged
13%inclusion10 decks80 decks
10%synergy
Whip of Erebos
10%inclusion8 decks80 decks
-1%synergy
Herald's Horn
10%inclusion8 decks80 decks
4%synergy
Sword of Vengeance
10%inclusion8 decks80 decks
9%synergy
Wayfarer's Bauble
8.8%inclusion7 decks80 decks
-6%synergy
Darksteel Plate
8.8%inclusion7 decks80 decks
7%synergy
Basilisk Collar
8.8%inclusion7 decks80 decks
6%synergy
Demon's Horn
8.8%inclusion7 decks80 decks
4%synergy
Glass-Cast Heart
7.5%inclusion6 decks80 decks
7%synergy
Ghost Lantern
7.5%inclusion6 decks80 decks
7%synergy
Skullclamp
7.5%inclusion6 decks80 decks
-15%synergy
Fireshrieker
7.5%inclusion6 decks80 decks
6%synergy
Loxodon Warhammer
6.3%inclusion5 decks80 decks
5%synergy
Expedition Map
6.3%inclusion5 decks80 decks
-6%synergy
Quietus Spike
5.0%inclusion4 decks80 decks
4%synergy
The Ozolith
5.0%inclusion4 decks80 decks
4%synergy
Elixir of Immortality
5.0%inclusion4 decks80 decks
3%synergy
Tarrian's Soulcleaver
5.0%inclusion4 decks80 decks
2%synergy
Mithril Coat
5.0%inclusion4 decks80 decks
-1%synergy
Phyrexian Altar
5.0%inclusion4 decks80 decks
-9%synergy
Staff of the Death Magus
5.0%inclusion4 decks80 decks
2%synergy
Sword of the Animist
5.0%inclusion4 decks80 decks
1%synergy
Enchantments
Black Market
33%inclusion26 decks80 decks
11%synergy
Phyrexian Arena
33%inclusion26 decks80 decks
-7%synergy
Exquisite Blood
31%inclusion25 decks80 decks
18%synergy
Eternal Thirst
26%inclusion21 decks80 decks
24%synergy
Dictate of Erebos
20%inclusion16 decks80 decks
9%synergy
The Meathook Massacre
16%inclusion13 decks80 decks
-1%synergy
Bad Moon
14%inclusion11 decks80 decks
10%synergy
Gift of Fangs
11%inclusion9 decks80 decks
11%synergy
Vampiric Rites
10%inclusion8 decks80 decks
4%synergy
Bastion of Remembrance
10%inclusion8 decks80 decks
-7%synergy
Black Market Connections
10%inclusion8 decks80 decks
-14%synergy
Kaya's Ghostform
8.8%inclusion7 decks80 decks
-1%synergy
Mark of the Vampire
8.8%inclusion7 decks80 decks
9%synergy
Necrosynthesis
8.8%inclusion7 decks80 decks
8%synergy
Pestilence
7.5%inclusion6 decks80 decks
4%synergy
Open the Graves
6.3%inclusion5 decks80 decks
3%synergy
Phyrexian Reclamation
6.3%inclusion5 decks80 decks
-4%synergy
The Eldest Reborn
6.3%inclusion5 decks80 decks
3%synergy
Warlock Class
6.3%inclusion5 decks80 decks
5%synergy
Clawing Torment
5.0%inclusion4 decks80 decks
5%synergy
Call the Bloodline
5.0%inclusion4 decks80 decks
5%synergy
Underworld Dreams
5.0%inclusion4 decks80 decks
-1%synergy
Stab Wound
5.0%inclusion4 decks80 decks
5%synergy
Intimidation
5.0%inclusion4 decks80 decks
4%synergy
Animate Dead
5.0%inclusion4 decks80 decks
-12%synergy
Painful Quandary
5.0%inclusion4 decks80 decks
-5%synergy
Planeswalkers
Liliana of the Dark Realms
21%inclusion17 decks80 decks
7%synergy
Tevesh Szat, Doom of Fools
10%inclusion8 decks80 decks
7%synergy
Sorin, Imperious Bloodlord
10%inclusion8 decks80 decks
9%synergy
Ob Nixilis Reignited
5.0%inclusion4 decks80 decks
3%synergy
Utility Lands
Cabal Coffers
46%inclusion37 decks80 decks
-9%synergy
Bojuka Bog
44%inclusion35 decks80 decks
-3%synergy
Mortuary Mire
30%inclusion24 decks80 decks
17%synergy
Witch's Cottage
29%inclusion23 decks80 decks
4%synergy
Crypt of Agadeem
26%inclusion21 decks80 decks
15%synergy
Cabal Stronghold
25%inclusion20 decks80 decks
-10%synergy
Urborg, Tomb of Yawgmoth
25%inclusion20 decks80 decks
-13%synergy
Reliquary Tower
20%inclusion16 decks80 decks
-10%synergy
Castle Locthwain
15%inclusion12 decks80 decks
-2%synergy
Phyrexian Tower
14%inclusion11 decks80 decks
-12%synergy
Barren Moor
14%inclusion11 decks80 decks
4%synergy
Leechridden Swamp
11%inclusion9 decks80 decks
9%synergy
Arcane Lighthouse
10%inclusion8 decks80 decks
8%synergy
Nykthos, Shrine to Nyx
10%inclusion8 decks80 decks
-20%synergy
Temple of the False God
10%inclusion8 decks80 decks
2%synergy
War Room
8.8%inclusion7 decks80 decks
-7%synergy
Everglades
8.8%inclusion7 decks80 decks
7%synergy
High Market
7.5%inclusion6 decks80 decks
0%synergy
Westvale Abbey
6.3%inclusion5 decks80 decks
0%synergy
Volrath's Stronghold
6.3%inclusion5 decks80 decks
3%synergy
Polluted Mire
6.3%inclusion5 decks80 decks
3%synergy
Desert of the Glorified
5.0%inclusion4 decks80 decks
2%synergy
Memorial to Folly
5.0%inclusion4 decks80 decks
2%synergy
Ghost Quarter
5.0%inclusion4 decks80 decks
2%synergy
Vesuva
5.0%inclusion4 decks80 decks
2%synergy
Barad-dûr
5.0%inclusion4 decks80 decks
1%synergy
Hidden Necropolis
5.0%inclusion4 decks80 decks
3%synergy
Takenuma, Abandoned Mire
5.0%inclusion4 decks80 decks
-11%synergy
Mana Artifacts
Sol Ring
78%inclusion62 decks80 decks
-8%synergy
Arcane Signet
48%inclusion38 decks80 decks
-14%synergy
Charcoal Diamond
30%inclusion24 decks80 decks
8%synergy
Thought Vessel
20%inclusion16 decks80 decks
-6%synergy
Commander's Sphere
15%inclusion12 decks80 decks
7%synergy
Pristine Talisman
15%inclusion12 decks80 decks
13%synergy
Heraldic Banner
15%inclusion12 decks80 decks
10%synergy
Mind Stone
15%inclusion12 decks80 decks
-14%synergy
Nyx Lotus
13%inclusion10 decks80 decks
6%synergy
Thran Dynamo
10%inclusion8 decks80 decks
4%synergy
Worn Powerstone
10%inclusion8 decks80 decks
6%synergy
Fellwar Stone
10%inclusion8 decks80 decks
-4%synergy
Gauntlet of Power
8.8%inclusion7 decks80 decks
5%synergy
Crowded Crypt
8.8%inclusion7 decks80 decks
4%synergy
The Soul Stone
7.1%inclusion3 decks42 decks
-7%synergy
Caged Sun
6.3%inclusion5 decks80 decks
-5%synergy
Lands
Swamp
99%inclusion79 decks80 decks
4%synergy
Myriad Landscape
26%inclusion21 decks80 decks
1%synergy
Path of Ancestry
15%inclusion12 decks80 decks
10%synergy
Malakir Rebirth
14%inclusion11 decks80 decks
-9%synergy
Evolving Wilds
11%inclusion9 decks80 decks
7%synergy
Command Tower
10%inclusion8 decks80 decks
4%synergy
Voldaren Estate
8.8%inclusion7 decks80 decks
8%synergy
Agadeem's Awakening
6.3%inclusion5 decks80 decks
-1%synergy
Snow-Covered Swamp
6.3%inclusion5 decks80 decks
0%synergy
Cavern of Souls
6.3%inclusion5 decks80 decks
-1%synergy
Hagra Mauling
5.0%inclusion4 decks80 decks
1%synergy