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
Masterful Flourish
10%inclusion1 decks10 decks
9%synergy
Scheming Silvertongue
10%inclusion1 decks10 decks
3%synergy
Pox Plague
10%inclusion1 decks10 decks
5%synergy
High Synergy Cards
Cordial Vampire
48%inclusion39 decks81 decks
47%synergy
Blade of the Bloodchief
42%inclusion34 decks81 decks
40%synergy
Vampire Nighthawk
42%inclusion34 decks81 decks
36%synergy
Butcher of Malakir
37%inclusion30 decks81 decks
31%synergy
Yahenni, Undying Partisan
36%inclusion29 decks81 decks
30%synergy
Indulgent Aristocrat
30%inclusion24 decks81 decks
29%synergy
Patron of the Vein
30%inclusion24 decks81 decks
29%synergy
Murder
38%inclusion31 decks81 decks
28%synergy
Rogue's Passage
47%inclusion38 decks81 decks
28%synergy
Vampire of the Dire Moon
30%inclusion24 decks81 decks
27%synergy
Top Cards
Dark Ritual
58%inclusion47 decks81 decks
-9%synergy
Blood Artist
51%inclusion41 decks81 decks
19%synergy
Jet Medallion
48%inclusion39 decks81 decks
-14%synergy
Feed the Swarm
47%inclusion38 decks81 decks
-3%synergy
Grave Pact
43%inclusion35 decks81 decks
24%synergy
Swiftfoot Boots
41%inclusion33 decks81 decks
9%synergy
Gray Merchant of Asphodel
37%inclusion30 decks81 decks
-14%synergy
Defile
36%inclusion29 decks81 decks
-0%synergy
Sign in Blood
36%inclusion29 decks81 decks
1%synergy
Exsanguinate
36%inclusion29 decks81 decks
11%synergy
Game Changers
Demonic Tutor
30%inclusion24 decks81 decks
2%synergy
Vampiric Tutor
17%inclusion14 decks81 decks
-4%synergy
Bolas's Citadel
12%inclusion10 decks81 decks
-16%synergy
Creatures
Viscera Seer
33%inclusion27 decks81 decks
16%synergy
Vito, Thorn of the Dusk Rose
31%inclusion25 decks81 decks
20%synergy
Falkenrath Noble
28%inclusion23 decks81 decks
23%synergy
Bloodghast
28%inclusion23 decks81 decks
16%synergy
Anowon, the Ruin Sage
27%inclusion22 decks81 decks
26%synergy
Gifted Aetherborn
27%inclusion22 decks81 decks
24%synergy
Crypt Ghast
27%inclusion22 decks81 decks
-20%synergy
Burnished Hart
26%inclusion21 decks81 decks
19%synergy
Bloodline Keeper
25%inclusion20 decks81 decks
24%synergy
Vein Ripper
25%inclusion20 decks81 decks
20%synergy
Bloodthirsty Conqueror
24%inclusion18 decks76 decks
14%synergy
Nirkana Revenant
23%inclusion19 decks81 decks
13%synergy
Ayara, First of Locthwain
22%inclusion18 decks81 decks
-3%synergy
Reassembling Skeleton
22%inclusion18 decks81 decks
5%synergy
Syr Konrad, the Grim
20%inclusion16 decks81 decks
-0%synergy
Bloodletter of Aclazotz
20%inclusion16 decks81 decks
9%synergy
Plaguecrafter
20%inclusion16 decks81 decks
-0%synergy
Shadow Alley Denizen
20%inclusion16 decks81 decks
18%synergy
Sangromancer
20%inclusion16 decks81 decks
9%synergy
Slaughter Specialist
20%inclusion16 decks81 decks
17%synergy
Crossway Troublemakers
19%inclusion15 decks81 decks
18%synergy
Nighthawk Scavenger
19%inclusion15 decks81 decks
13%synergy
Captivating Vampire
19%inclusion15 decks81 decks
18%synergy
Marauding Blight-Priest
19%inclusion15 decks81 decks
12%synergy
Fleshbag Marauder
17%inclusion14 decks81 decks
1%synergy
Bloodthirsty Aerialist
17%inclusion14 decks81 decks
16%synergy
Zulaport Cutthroat
17%inclusion14 decks81 decks
-6%synergy
Solemn Simulacrum
16%inclusion13 decks81 decks
-6%synergy
Nullpriest of Oblivion
16%inclusion13 decks81 decks
14%synergy
Accursed Marauder
16%inclusion13 decks81 decks
-6%synergy
Pawn of Ulamog
16%inclusion13 decks81 decks
6%synergy
Qarsi Revenant
16%inclusion10 decks64 decks
10%synergy
Necropolis Regent
15%inclusion12 decks81 decks
13%synergy
Morbid Opportunist
15%inclusion12 decks81 decks
-9%synergy
Massacre Girl
15%inclusion12 decks81 decks
8%synergy
Sheoldred, Whispering One
15%inclusion12 decks81 decks
3%synergy
Drana, Liberator of Malakir
15%inclusion12 decks81 decks
12%synergy
Vindictive Vampire
12%inclusion10 decks81 decks
10%synergy
Massacre Wurm
12%inclusion10 decks81 decks
-5%synergy
Bloodline Necromancer
12%inclusion10 decks81 decks
12%synergy
Braids, Arisen Nightmare
12%inclusion10 decks81 decks
-7%synergy
Knight of the Ebon Legion
11%inclusion9 decks81 decks
10%synergy
Ophiomancer
11%inclusion9 decks81 decks
-6%synergy
Drana, the Last Bloodchief
11%inclusion9 decks81 decks
10%synergy
Child of Night
11%inclusion9 decks81 decks
11%synergy
Bloodlord of Vaasgoth
11%inclusion9 decks81 decks
11%synergy
Jadar, Ghoulcaller of Nephalia
11%inclusion9 decks81 decks
0%synergy
Sanctum Seeker
11%inclusion9 decks81 decks
10%synergy
Murderous Rider
10%inclusion8 decks81 decks
4%synergy
Dread Presence
10%inclusion8 decks81 decks
-4%synergy
Instants
Doom Blade
33%inclusion27 decks81 decks
26%synergy
Go for the Throat
30%inclusion24 decks81 decks
7%synergy
Village Rites
27%inclusion22 decks81 decks
2%synergy
Deadly Dispute
21%inclusion17 decks81 decks
-5%synergy
Tragic Slip
20%inclusion16 decks81 decks
0%synergy
Corrupted Conviction
20%inclusion16 decks81 decks
7%synergy
Infernal Grasp
16%inclusion13 decks81 decks
-9%synergy
Urge to Feed
16%inclusion13 decks81 decks
16%synergy
Oblivion's Hunger
15%inclusion12 decks81 decks
14%synergy
Soul Shatter
15%inclusion12 decks81 decks
3%synergy
Hero's Downfall
14%inclusion11 decks81 decks
7%synergy
Consuming Corruption
14%inclusion11 decks81 decks
-2%synergy
Armor of Shadows
14%inclusion11 decks81 decks
11%synergy
Malakir Rebirth
14%inclusion11 decks81 decks
-10%synergy
Astarion's Thirst
12%inclusion10 decks81 decks
11%synergy
Deadly Rollick
12%inclusion10 decks81 decks
-12%synergy
Terror
12%inclusion10 decks81 decks
11%synergy
Withering Torment
12%inclusion9 decks77 decks
-20%synergy
Sudden Spoiling
11%inclusion9 decks81 decks
3%synergy
Bitter Triumph
10%inclusion8 decks81 decks
0%synergy
Cast Down
10%inclusion8 decks81 decks
8%synergy
Darkness
8.6%inclusion7 decks81 decks
-2%synergy
Blood Pact
8.6%inclusion7 decks81 decks
5%synergy
Bake into a Pie
7.4%inclusion6 decks81 decks
7%synergy
Supernatural Stamina
7.4%inclusion6 decks81 decks
-0%synergy
Bleed Dry
7.4%inclusion6 decks81 decks
7%synergy
Flare of Malice
7.4%inclusion6 decks81 decks
-6%synergy
Offer Immortality
7.4%inclusion6 decks81 decks
5%synergy
Tainted Strike
7.4%inclusion6 decks81 decks
4%synergy
Archenemy's Charm
6.4%inclusion3 decks47 decks
-2%synergy
Force of Despair
6.2%inclusion5 decks81 decks
-1%synergy
Altar's Reap
6.2%inclusion5 decks81 decks
4%synergy
Songs of the Damned
6.2%inclusion5 decks81 decks
1%synergy
Unlikely Aid
6.2%inclusion5 decks81 decks
6%synergy
Tendrils of Corruption
6.2%inclusion5 decks81 decks
3%synergy
Baleful Mastery
6.2%inclusion5 decks81 decks
-2%synergy
Undying Malice
6.2%inclusion5 decks81 decks
-4%synergy
Costly Plunder
6.2%inclusion5 decks81 decks
4%synergy
Sorceries
Diabolic Tutor
27%inclusion22 decks81 decks
13%synergy
Victimize
23%inclusion19 decks81 decks
-4%synergy
Read the Bones
23%inclusion19 decks81 decks
7%synergy
Reanimate
20%inclusion16 decks81 decks
-20%synergy
Dread Return
19%inclusion15 decks81 decks
7%synergy
Blood Tribute
16%inclusion13 decks81 decks
15%synergy
Bubbling Muck
15%inclusion12 decks81 decks
-1%synergy
Damnation
14%inclusion11 decks81 decks
-7%synergy
Toxic Deluge
14%inclusion11 decks81 decks
-23%synergy
Diabolic Intent
12%inclusion10 decks81 decks
-3%synergy
In Garruk's Wake
12%inclusion10 decks81 decks
9%synergy
Night's Whisper
11%inclusion9 decks81 decks
-14%synergy
Innocent Blood
10%inclusion8 decks81 decks
4%synergy
Corrupt
10%inclusion8 decks81 decks
7%synergy
Duress
8.6%inclusion7 decks81 decks
2%synergy
Disentomb
8.6%inclusion7 decks81 decks
8%synergy
Kindred Dominance
8.6%inclusion7 decks81 decks
4%synergy
Feast of Blood
8.6%inclusion7 decks81 decks
8%synergy
Plague Wind
7.4%inclusion6 decks81 decks
7%synergy
Torment of Hailfire
7.4%inclusion6 decks81 decks
-8%synergy
Mutilate
7.4%inclusion6 decks81 decks
-9%synergy
Olivia's Wrath
7.4%inclusion6 decks81 decks
7%synergy
Raise Dead
7.4%inclusion6 decks81 decks
6%synergy
Fell
6.3%inclusion5 decks80 decks
3%synergy
New Blood
6.2%inclusion5 decks81 decks
6%synergy
Asphyxiate
6.2%inclusion5 decks81 decks
6%synergy
Agadeem's Awakening
6.2%inclusion5 decks81 decks
-1%synergy
Consume Spirit
6.2%inclusion5 decks81 decks
5%synergy
Beacon of Unrest
6.2%inclusion5 decks81 decks
2%synergy
Insatiable Avarice
6.2%inclusion5 decks81 decks
-5%synergy
Zombify
6.2%inclusion5 decks81 decks
4%synergy
Killing Wave
6.2%inclusion5 decks81 decks
4%synergy
Profane Command
6.2%inclusion5 decks81 decks
4%synergy
Drain Life
6.2%inclusion5 decks81 decks
5%synergy
Day of Black Sun
5.6%inclusion2 decks36 decks
4%synergy
Utility Artifacts
Lightning Greaves
30%inclusion24 decks81 decks
-4%synergy
Bontu's Monument
28%inclusion23 decks81 decks
0%synergy
The Darkness Crystal
17%inclusion9 decks52 decks
-3%synergy
Ashnod's Altar
16%inclusion13 decks81 decks
-4%synergy
Vorpal Sword
14%inclusion11 decks81 decks
10%synergy
Whispersilk Cloak
14%inclusion11 decks81 decks
8%synergy
Haunted Cloak
12%inclusion10 decks81 decks
11%synergy
Blackblade Reforged
12%inclusion10 decks81 decks
10%synergy
Whip of Erebos
10%inclusion8 decks81 decks
-1%synergy
Herald's Horn
10%inclusion8 decks81 decks
4%synergy
Sword of Vengeance
10%inclusion8 decks81 decks
9%synergy
Demon's Horn
10%inclusion8 decks81 decks
6%synergy
Wayfarer's Bauble
8.6%inclusion7 decks81 decks
-6%synergy
Basilisk Collar
8.6%inclusion7 decks81 decks
6%synergy
Gathering Stone
7.7%inclusion2 decks26 decks
6%synergy
Ghost Lantern
7.4%inclusion6 decks81 decks
6%synergy
Glass-Cast Heart
7.4%inclusion6 decks81 decks
7%synergy
Fireshrieker
7.4%inclusion6 decks81 decks
6%synergy
Darksteel Plate
7.4%inclusion6 decks81 decks
5%synergy
Skullclamp
6.2%inclusion5 decks81 decks
-16%synergy
Expedition Map
6.2%inclusion5 decks81 decks
-5%synergy
Loxodon Warhammer
6.2%inclusion5 decks81 decks
5%synergy
Phyrexian Altar
6.2%inclusion5 decks81 decks
-8%synergy
Enchantments
Sanguine Bond
35%inclusion28 decks81 decks
23%synergy
Black Market
33%inclusion27 decks81 decks
13%synergy
Exquisite Blood
32%inclusion26 decks81 decks
19%synergy
Phyrexian Arena
32%inclusion26 decks81 decks
-7%synergy
Eternal Thirst
26%inclusion21 decks81 decks
24%synergy
Dictate of Erebos
21%inclusion17 decks81 decks
10%synergy
The Meathook Massacre
15%inclusion12 decks81 decks
-3%synergy
Bad Moon
15%inclusion12 decks81 decks
12%synergy
Gift of Fangs
11%inclusion9 decks81 decks
11%synergy
Vampiric Rites
11%inclusion9 decks81 decks
5%synergy
Bastion of Remembrance
11%inclusion9 decks81 decks
-6%synergy
Mark of the Vampire
10%inclusion8 decks81 decks
10%synergy
Kaya's Ghostform
10%inclusion8 decks81 decks
-0%synergy
Black Market Connections
10%inclusion8 decks81 decks
-14%synergy
Phyrexian Reclamation
8.6%inclusion7 decks81 decks
-1%synergy
Open the Graves
7.4%inclusion6 decks81 decks
4%synergy
Necrosynthesis
7.4%inclusion6 decks81 decks
6%synergy
Pestilence
7.4%inclusion6 decks81 decks
4%synergy
The Eldest Reborn
6.2%inclusion5 decks81 decks
3%synergy
Planeswalkers
Liliana of the Dark Realms
25%inclusion20 decks81 decks
11%synergy
Sorin, Imperious Bloodlord
11%inclusion9 decks81 decks
11%synergy
Tevesh Szat, Doom of Fools
10%inclusion8 decks81 decks
7%synergy
Utility Lands
Bojuka Bog
47%inclusion38 decks81 decks
-0%synergy
Cabal Coffers
46%inclusion37 decks81 decks
-9%synergy
Mortuary Mire
30%inclusion24 decks81 decks
17%synergy
Witch's Cottage
30%inclusion24 decks81 decks
5%synergy
Cabal Stronghold
27%inclusion22 decks81 decks
-7%synergy
Crypt of Agadeem
27%inclusion22 decks81 decks
16%synergy
Urborg, Tomb of Yawgmoth
25%inclusion20 decks81 decks
-13%synergy
Reliquary Tower
22%inclusion18 decks81 decks
-8%synergy
Phyrexian Tower
15%inclusion12 decks81 decks
-11%synergy
Castle Locthwain
15%inclusion12 decks81 decks
-2%synergy
Barren Moor
14%inclusion11 decks81 decks
4%synergy
Nykthos, Shrine to Nyx
11%inclusion9 decks81 decks
-19%synergy
Arcane Lighthouse
10%inclusion8 decks81 decks
8%synergy
Leechridden Swamp
10%inclusion8 decks81 decks
7%synergy
Temple of the False God
10%inclusion8 decks81 decks
2%synergy
Westvale Abbey
8.6%inclusion7 decks81 decks
2%synergy
War Room
8.6%inclusion7 decks81 decks
-7%synergy
Everglades
8.6%inclusion7 decks81 decks
7%synergy
High Market
8.6%inclusion7 decks81 decks
1%synergy
Polluted Mire
6.2%inclusion5 decks81 decks
3%synergy
Volrath's Stronghold
6.2%inclusion5 decks81 decks
2%synergy
Takenuma, Abandoned Mire
6.2%inclusion5 decks81 decks
-9%synergy
Mana Artifacts
Sol Ring
77%inclusion62 decks81 decks
-9%synergy
Arcane Signet
51%inclusion41 decks81 decks
-11%synergy
Charcoal Diamond
35%inclusion28 decks81 decks
13%synergy
Thought Vessel
21%inclusion17 decks81 decks
-4%synergy
Mind Stone
17%inclusion14 decks81 decks
-11%synergy
Commander's Sphere
15%inclusion12 decks81 decks
7%synergy
Pristine Talisman
15%inclusion12 decks81 decks
13%synergy
Heraldic Banner
14%inclusion11 decks81 decks
8%synergy
Nyx Lotus
12%inclusion10 decks81 decks
6%synergy
Fellwar Stone
11%inclusion9 decks81 decks
-3%synergy
Crowded Crypt
10%inclusion8 decks81 decks
5%synergy
Thran Dynamo
10%inclusion8 decks81 decks
4%synergy
Worn Powerstone
10%inclusion8 decks81 decks
6%synergy
Caged Sun
8.6%inclusion7 decks81 decks
-2%synergy
Gauntlet of Power
7.4%inclusion6 decks81 decks
4%synergy
The Soul Stone
6.4%inclusion3 decks47 decks
-9%synergy
Patchwork Banner
5.0%inclusion4 decks80 decks
1%synergy
Lands
Swamp
99%inclusion80 decks81 decks
4%synergy
Myriad Landscape
25%inclusion20 decks81 decks
-0%synergy
Path of Ancestry
16%inclusion13 decks81 decks
11%synergy
Malakir Rebirth
14%inclusion11 decks81 decks
-10%synergy
Command Tower
10%inclusion8 decks81 decks
4%synergy
Evolving Wilds
10%inclusion8 decks81 decks
6%synergy
Voldaren Estate
8.6%inclusion7 decks81 decks
8%synergy
Agadeem's Awakening
6.2%inclusion5 decks81 decks
-1%synergy
Cavern of Souls
6.2%inclusion5 decks81 decks
-1%synergy
Snow-Covered Swamp
6.2%inclusion5 decks81 decks
-0%synergy