Falthis, Shadowcat Familiar // Joshua Rosfield (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
Thorin, Mountain-king
8.3%inclusion1 decks12 decks
8%synergy
Emeritus of Woe
6.7%inclusion1 decks15 decks
4%synergy
Flashback
6.3%inclusion1 decks16 decks
1%synergy
Quicksilver, Brash Blur
2.8%inclusion1 decks36 decks
3%synergy
High Synergy Cards
Blackblade Reforged
55%inclusion52 decks95 decks
54%synergy
Cranial Plating
52%inclusion49 decks95 decks
50%synergy
Brass Squire
47%inclusion45 decks95 decks
47%synergy
Colossus Hammer
47%inclusion45 decks95 decks
47%synergy
Ring of Valkas
45%inclusion43 decks95 decks
45%synergy
Hero's Blade
44%inclusion42 decks95 decks
44%synergy
Kediss, Emberclaw Familiar
42%inclusion40 decks95 decks
40%synergy
Sonorous Howlbonder
38%inclusion36 decks95 decks
37%synergy
Golem-Skin Gauntlets
36%inclusion34 decks95 decks
36%synergy
Thran Power Suit
36%inclusion34 decks95 decks
36%synergy
Top Cards
Swiftfoot Boots
57%inclusion54 decks95 decks
25%synergy
Feed the Swarm
43%inclusion41 decks95 decks
2%synergy
Terminate
41%inclusion39 decks95 decks
1%synergy
Dark Ritual
39%inclusion37 decks95 decks
-3%synergy
Foundry Inspector
37%inclusion35 decks95 decks
35%synergy
Diamond Pick-Axe
36%inclusion34 decks95 decks
33%synergy
Chaos Warp
35%inclusion33 decks95 decks
-13%synergy
Sign in Blood
35%inclusion33 decks95 decks
12%synergy
Bloodforged Battle-Axe
34%inclusion32 decks95 decks
33%synergy
Commander's Plate
34%inclusion32 decks95 decks
33%synergy
Game Changers
Demonic Tutor
25%inclusion24 decks95 decks
8%synergy
Vampiric Tutor
24%inclusion23 decks95 decks
10%synergy
Jeska's Will
17%inclusion16 decks95 decks
-7%synergy
Imperial Seal
15%inclusion14 decks95 decks
10%synergy
Ancient Tomb
14%inclusion13 decks95 decks
4%synergy
Gamble
13%inclusion12 decks95 decks
3%synergy
Chrome Mox
8.4%inclusion8 decks95 decks
3%synergy
Bolas's Citadel
7.4%inclusion7 decks95 decks
-3%synergy
The One Ring
7.4%inclusion7 decks95 decks
0%synergy
Necropotence
7.4%inclusion7 decks95 decks
2%synergy
Creatures
Labyrinth Raptor
27%inclusion26 decks95 decks
27%synergy
Lizard Blades
27%inclusion26 decks95 decks
24%synergy
Rabbit Battery
26%inclusion25 decks95 decks
26%synergy
Bloodsworn Steward
23%inclusion22 decks95 decks
22%synergy
Solemn Simulacrum
21%inclusion20 decks95 decks
1%synergy
Champion of the Flame
21%inclusion20 decks95 decks
21%synergy
Iron Myr
20%inclusion19 decks95 decks
18%synergy
Burnished Hart
20%inclusion19 decks95 decks
15%synergy
Goblin Gaveleer
18%inclusion17 decks95 decks
18%synergy
Professional Face-Breaker
17%inclusion16 decks95 decks
2%synergy
Anger
17%inclusion16 decks95 decks
4%synergy
Leaden Myr
16%inclusion15 decks95 decks
14%synergy
Alloy Myr
14%inclusion13 decks95 decks
13%synergy
Ashenmoor Liege
13%inclusion12 decks95 decks
12%synergy
Loyal Apprentice
13%inclusion12 decks95 decks
7%synergy
Kazuul's Toll Collector
12%inclusion11 decks95 decks
12%synergy
Hexing Squelcher
11%inclusion3 decks27 decks
-2%synergy
Crimson Kobolds
11%inclusion10 decks95 decks
10%synergy
Kardur, Doomscourge
11%inclusion10 decks95 decks
-7%synergy
Rohgahh, Kher Keep Overlord
11%inclusion10 decks95 decks
10%synergy
Heiko Yamazaki, the General
11%inclusion10 decks95 decks
11%synergy
Morbid Opportunist
9.5%inclusion9 decks95 decks
-6%synergy
Kobold Taskmaster
9.5%inclusion9 decks95 decks
9%synergy
Kobolds of Kher Keep
9.5%inclusion9 decks95 decks
9%synergy
Loyal Subordinate
9.5%inclusion9 decks95 decks
8%synergy
Taunting Kobold
9.5%inclusion9 decks95 decks
9%synergy
Crookshank Kobolds
9.5%inclusion9 decks95 decks
9%synergy
Godo, Bandit Warlord
9.5%inclusion9 decks95 decks
9%synergy
J. Jonah Jameson
9.3%inclusion5 decks54 decks
9%synergy
Battlefly Swarm
8.4%inclusion8 decks95 decks
8%synergy
Emberwilde Captain
8.4%inclusion8 decks95 decks
7%synergy
Akki Battle Squad
7.4%inclusion7 decks95 decks
7%synergy
Rosnakht, Heir of Rohgahh
7.4%inclusion7 decks95 decks
7%synergy
Humble Defector
6.3%inclusion6 decks95 decks
3%synergy
Bladegraft Aspirant
6.3%inclusion6 decks95 decks
6%synergy
Ornithopter
6.3%inclusion6 decks95 decks
6%synergy
Phyrexian Walker
6.3%inclusion6 decks95 decks
6%synergy
Royal Assassin
6.3%inclusion6 decks95 decks
5%synergy
Jhoira's Familiar
6.3%inclusion6 decks95 decks
6%synergy
Memnite
6.3%inclusion6 decks95 decks
6%synergy
Thorn of the Black Rose
6.3%inclusion6 decks95 decks
6%synergy
Toggo, Goblin Weaponsmith
6.3%inclusion6 decks95 decks
6%synergy
Bloodthirsty Conqueror
5.7%inclusion5 decks87 decks
0%synergy
Mindblade Render
5.3%inclusion5 decks95 decks
5%synergy
Opposition Agent
5.3%inclusion5 decks95 decks
0%synergy
Ragavan, Nimble Pilferer
5.3%inclusion5 decks95 decks
-5%synergy
Akki Ronin
5.3%inclusion5 decks95 decks
5%synergy
Varragoth, Bloodsky Sire
5.3%inclusion5 decks95 decks
2%synergy
Palladium Myr
5.3%inclusion5 decks95 decks
4%synergy
Torbran, Thane of Red Fell
5.3%inclusion5 decks95 decks
0%synergy
Instants
Unleash Fury
28%inclusion27 decks95 decks
27%synergy
Armor of Shadows
27%inclusion26 decks95 decks
26%synergy
Rakdos Charm
25%inclusion24 decks95 decks
-18%synergy
Lightning Bolt
21%inclusion20 decks95 decks
3%synergy
Murder
21%inclusion20 decks95 decks
16%synergy
Deadly Rollick
20%inclusion19 decks95 decks
-2%synergy
Bedevil
20%inclusion19 decks95 decks
-15%synergy
Deflecting Swat
19%inclusion18 decks95 decks
-2%synergy
Brute Force
18%inclusion17 decks95 decks
18%synergy
Thrill of Possibility
17%inclusion16 decks95 decks
-2%synergy
Doom Blade
17%inclusion16 decks95 decks
15%synergy
Tainted Strike
17%inclusion16 decks95 decks
15%synergy
Astarion's Thirst
16%inclusion15 decks95 decks
15%synergy
Supernatural Stamina
14%inclusion13 decks95 decks
8%synergy
Magnetic Theft
14%inclusion13 decks95 decks
14%synergy
Infuriate
14%inclusion13 decks95 decks
13%synergy
Abrade
14%inclusion13 decks95 decks
-8%synergy
Undying Malice
13%inclusion12 decks95 decks
6%synergy
Deadly Dispute
9.5%inclusion9 decks95 decks
-17%synergy
Fake Your Own Death
9.5%inclusion9 decks95 decks
3%synergy
Raking Claws
9.5%inclusion9 decks95 decks
9%synergy
Infernal Grasp
8.4%inclusion8 decks95 decks
-6%synergy
Professor's Warning
8.4%inclusion8 decks95 decks
8%synergy
Blessing of Belzenlok
8.4%inclusion8 decks95 decks
8%synergy
Withering Torment
8.0%inclusion7 decks88 decks
-14%synergy
Cabal Ritual
7.4%inclusion7 decks95 decks
-1%synergy
Temur Battle Rage
7.4%inclusion7 decks95 decks
6%synergy
Big Score
7.4%inclusion7 decks95 decks
-13%synergy
Seething Song
7.4%inclusion7 decks95 decks
-4%synergy
Untimely Malfunction
6.8%inclusion6 decks88 decks
-12%synergy
Unexpected Windfall
6.3%inclusion6 decks95 decks
-8%synergy
Fists of the Anvil
6.3%inclusion6 decks95 decks
6%synergy
Desperate Ritual
5.3%inclusion5 decks95 decks
1%synergy
Culling the Weak
5.3%inclusion5 decks95 decks
-1%synergy
Ad Nauseam
5.3%inclusion5 decks95 decks
3%synergy
Defile
5.3%inclusion5 decks95 decks
5%synergy
Malakir Rebirth
5.3%inclusion5 decks95 decks
-10%synergy
Titan's Strength
5.3%inclusion5 decks95 decks
5%synergy
Slaughter Pact
5.3%inclusion5 decks95 decks
4%synergy
Sorceries
Blasphemous Act
25%inclusion24 decks95 decks
-25%synergy
Faithless Looting
21%inclusion20 decks95 decks
-7%synergy
Essence Infusion
21%inclusion20 decks95 decks
21%synergy
Vandalblast
19%inclusion18 decks95 decks
-11%synergy
Read the Bones
19%inclusion18 decks95 decks
7%synergy
Diabolic Tutor
18%inclusion17 decks95 decks
12%synergy
Night's Whisper
16%inclusion15 decks95 decks
-4%synergy
Skull Storm
15%inclusion14 decks95 decks
14%synergy
Chain Reaction
12%inclusion11 decks95 decks
7%synergy
Disrupt Decorum
9.5%inclusion9 decks95 decks
1%synergy
Toxic Deluge
9.5%inclusion9 decks95 decks
-8%synergy
Reanimate
9.5%inclusion9 decks95 decks
-13%synergy
Tormenting Voice
7.4%inclusion7 decks95 decks
4%synergy
Wheel of Fortune
7.4%inclusion7 decks95 decks
1%synergy
Damnation
7.4%inclusion7 decks95 decks
0%synergy
Decree of Pain
6.3%inclusion6 decks95 decks
2%synergy
Feast of Succession
6.3%inclusion6 decks95 decks
6%synergy
Blasphemous Edict
5.7%inclusion5 decks87 decks
-3%synergy
Profane Tutor
5.3%inclusion5 decks95 decks
3%synergy
Magmatic Chasm
5.3%inclusion5 decks95 decks
5%synergy
Ancient Craving
5.3%inclusion5 decks95 decks
4%synergy
Dreadbore
5.3%inclusion5 decks95 decks
0%synergy
Grim Tutor
5.3%inclusion5 decks95 decks
1%synergy
Shredder's Technique
5.0%inclusion1 decks20 decks
4%synergy
Utility Artifacts
Champion's Helm
31%inclusion29 decks95 decks
29%synergy
Mask of Memory
31%inclusion29 decks95 decks
30%synergy
Fireshrieker
31%inclusion29 decks95 decks
29%synergy
Bone Saw
29%inclusion28 decks95 decks
29%synergy
Hammer of Nazahn
28%inclusion27 decks95 decks
28%synergy
Armory of Iroas
28%inclusion27 decks95 decks
28%synergy
Rogue's Gloves
27%inclusion26 decks95 decks
27%synergy
Masterwork of Ingenuity
27%inclusion26 decks95 decks
27%synergy
Sword of the Animist
27%inclusion26 decks95 decks
26%synergy
Cathar's Shield
26%inclusion25 decks95 decks
26%synergy
Shadowspear
25%inclusion24 decks95 decks
21%synergy
Loxodon Warhammer
25%inclusion24 decks95 decks
24%synergy
Goldvein Pick
25%inclusion24 decks95 decks
24%synergy
Dueling Rapier
24%inclusion23 decks95 decks
24%synergy
Lightning Greaves
23%inclusion22 decks95 decks
-12%synergy
Vorpal Sword
23%inclusion22 decks95 decks
22%synergy
Cranial Ram
23%inclusion22 decks95 decks
21%synergy
Basilisk Collar
23%inclusion22 decks95 decks
12%synergy
The Reaver Cleaver
21%inclusion20 decks95 decks
16%synergy
Mask of Avacyn
21%inclusion20 decks95 decks
21%synergy
Chainsaw
20%inclusion19 decks95 decks
19%synergy
Cliffhaven Kitesail
18%inclusion17 decks95 decks
18%synergy
Argentum Armor
18%inclusion17 decks95 decks
18%synergy
Accorder's Shield
18%inclusion17 decks95 decks
18%synergy
Genji Glove
17%inclusion12 decks69 decks
16%synergy
Bonesplitter
17%inclusion16 decks95 decks
17%synergy
Darksteel Plate
17%inclusion16 decks95 decks
16%synergy
Lavaspur Boots
16%inclusion15 decks95 decks
14%synergy
Darksteel Axe
15%inclusion14 decks95 decks
15%synergy
Explorer's Scope
15%inclusion14 decks95 decks
14%synergy
Tormentor's Helm
14%inclusion13 decks95 decks
14%synergy
Trailblazer's Boots
14%inclusion13 decks95 decks
12%synergy
Grafted Wargear
14%inclusion13 decks95 decks
13%synergy
The Fire Crystal
13%inclusion9 decks70 decks
5%synergy
Zephyr Boots
13%inclusion12 decks95 decks
12%synergy
Sensei's Divining Top
12%inclusion11 decks95 decks
6%synergy
Buster Sword
11%inclusion8 decks70 decks
11%synergy
Conformer Shuriken
11%inclusion8 decks70 decks
11%synergy
Wrecking Ball Arm
11%inclusion8 decks70 decks
11%synergy
Spidersilk Net
11%inclusion10 decks95 decks
10%synergy
Sword of Feast and Famine
11%inclusion10 decks95 decks
10%synergy
Inquisitor's Flail
11%inclusion10 decks95 decks
10%synergy
Ruby Medallion
9.5%inclusion9 decks95 decks
-2%synergy
Sword of Fire and Ice
9.5%inclusion9 decks95 decks
9%synergy
Nemesis Mask
9.5%inclusion9 decks95 decks
9%synergy
Mithril Coat
9.5%inclusion9 decks95 decks
5%synergy
Excalibur, Sword of Eden
9.5%inclusion9 decks95 decks
9%synergy
Skullclamp
9.5%inclusion9 decks95 decks
0%synergy
Aeronaut's Wings
9.5%inclusion9 decks95 decks
9%synergy
Black Mage's Rod
8.6%inclusion6 decks70 decks
-1%synergy
Enchantments
Eternal Thirst
28%inclusion27 decks95 decks
28%synergy
Demonic Vigor
25%inclusion24 decks95 decks
25%synergy
Guild Artisan
25%inclusion24 decks95 decks
24%synergy
Agent of the Shadow Thieves
25%inclusion24 decks95 decks
24%synergy
Phyrexian Arena
21%inclusion20 decks95 decks
-3%synergy
Sticky Fingers
20%inclusion19 decks95 decks
18%synergy
Dragon Mantle
18%inclusion17 decks95 decks
18%synergy
Tavern Brawler
16%inclusion15 decks95 decks
15%synergy
Popular Entertainer
15%inclusion14 decks95 decks
14%synergy
Akki War Paint
15%inclusion14 decks95 decks
15%synergy
Phyresis
14%inclusion13 decks95 decks
12%synergy
Goblin War Paint
13%inclusion12 decks95 decks
13%synergy
Curse of Opulence
13%inclusion12 decks95 decks
6%synergy
Kaya's Ghostform
13%inclusion12 decks95 decks
7%synergy
Black Market Connections
12%inclusion11 decks95 decks
-6%synergy
Demonic Embrace
11%inclusion10 decks95 decks
10%synergy
Blacksmith's Talent
6.5%inclusion6 decks92 decks
6%synergy
Court of Ire
6.3%inclusion6 decks95 decks
6%synergy
Dust Corona
6.3%inclusion6 decks95 decks
6%synergy
Blood Mist
6.3%inclusion6 decks95 decks
6%synergy
No Mercy
6.3%inclusion6 decks95 decks
3%synergy
Smoke
6.3%inclusion6 decks95 decks
5%synergy
Shiny Impetus
5.3%inclusion5 decks95 decks
1%synergy
Vampiric Embrace
5.3%inclusion5 decks95 decks
5%synergy
Planeswalkers
Jeska, Thrice Reborn
12%inclusion11 decks95 decks
11%synergy
Utility Lands
Rogue's Passage
34%inclusion32 decks95 decks
14%synergy
Bojuka Bog
23%inclusion22 decks95 decks
-12%synergy
Urborg, Tomb of Yawgmoth
19%inclusion18 decks95 decks
0%synergy
Shizo, Death's Storehouse
14%inclusion13 decks95 decks
8%synergy
Urza's Saga
14%inclusion13 decks95 decks
8%synergy
Reliquary Tower
14%inclusion13 decks95 decks
-4%synergy
Witch's Clinic
11%inclusion10 decks95 decks
3%synergy
War Room
11%inclusion10 decks95 decks
7%synergy
Cabal Coffers
11%inclusion10 decks95 decks
1%synergy
Command Beacon
11%inclusion10 decks95 decks
4%synergy
Great Furnace
11%inclusion10 decks95 decks
4%synergy
Buried Ruin
9.5%inclusion9 decks95 decks
6%synergy
Forge of Heroes
8.4%inclusion8 decks95 decks
8%synergy
Temple of the False God
8.4%inclusion8 decks95 decks
-1%synergy
Vault of Whispers
7.4%inclusion7 decks95 decks
1%synergy
Kher Keep
6.3%inclusion6 decks95 decks
3%synergy
Inventors' Fair
5.3%inclusion5 decks95 decks
4%synergy
Castle Locthwain
5.3%inclusion5 decks95 decks
-1%synergy
Castle Embereth
5.3%inclusion5 decks95 decks
3%synergy
Mana Artifacts
Sol Ring
81%inclusion77 decks95 decks
-5%synergy
Arcane Signet
66%inclusion63 decks95 decks
-16%synergy
Rakdos Signet
38%inclusion36 decks95 decks
-20%synergy
Talisman of Indulgence
22%inclusion21 decks95 decks
-33%synergy
Mox Amber
20%inclusion19 decks95 decks
16%synergy
Commander's Sphere
19%inclusion18 decks95 decks
3%synergy
Mind Stone
16%inclusion15 decks95 decks
-12%synergy
Charcoal Diamond
13%inclusion12 decks95 decks
5%synergy
Fellwar Stone
13%inclusion12 decks95 decks
-21%synergy
Lotus Petal
12%inclusion11 decks95 decks
4%synergy
Mox Opal
12%inclusion11 decks95 decks
7%synergy
Thran Dynamo
12%inclusion11 decks95 decks
7%synergy
Fire Diamond
9.5%inclusion9 decks95 decks
1%synergy
Thought Vessel
8.4%inclusion8 decks95 decks
-10%synergy
Rakdos Locket
6.3%inclusion6 decks95 decks
3%synergy
Mana Vault
6.3%inclusion6 decks95 decks
1%synergy
Rakdos Cluestone
6.3%inclusion6 decks95 decks
4%synergy
Paradise Mantle
5.3%inclusion5 decks95 decks
5%synergy
Mox Diamond
5.3%inclusion5 decks95 decks
2%synergy
Bender's Waterskin
5.3%inclusion3 decks57 decks
2%synergy
Exploding Barrel
5.0%inclusion1 decks20 decks
5%synergy
Lands
Swamp
98%inclusion93 decks95 decks
0%synergy
Mountain
96%inclusion91 decks95 decks
-2%synergy
Command Tower
68%inclusion65 decks95 decks
-18%synergy
Dragonskull Summit
40%inclusion38 decks95 decks
-23%synergy
Blood Crypt
38%inclusion36 decks95 decks
-9%synergy
Smoldering Marsh
35%inclusion33 decks95 decks
-29%synergy
Rakdos Carnarium
29%inclusion28 decks95 decks
-2%synergy
Tainted Peak
28%inclusion27 decks95 decks
-15%synergy
Sulfurous Springs
25%inclusion24 decks95 decks
-22%synergy
Graven Cairns
24%inclusion23 decks95 decks
-7%synergy
Haunted Ridge
24%inclusion23 decks95 decks
-12%synergy
Bloodstained Mire
23%inclusion22 decks95 decks
-10%synergy
Badlands
20%inclusion19 decks95 decks
7%synergy
Luxury Suite
20%inclusion19 decks95 decks
-18%synergy
Opal Palace
19%inclusion18 decks95 decks
18%synergy
Bloodfell Caves
18%inclusion17 decks95 decks
-1%synergy
Foreboding Ruins
18%inclusion17 decks95 decks
-28%synergy
Myriad Landscape
16%inclusion15 decks95 decks
-2%synergy
Rakdos Guildgate
15%inclusion14 decks95 decks
8%synergy
Blightstep Pathway
14%inclusion13 decks95 decks
-9%synergy
Blazemire Verge
14%inclusion12 decks88 decks
-17%synergy
Raucous Theater
13%inclusion12 decks95 decks
-9%synergy
Exotic Orchard
12%inclusion11 decks95 decks
-19%synergy
Temple of Malice
12%inclusion11 decks95 decks
-22%synergy
Evolving Wilds
12%inclusion11 decks95 decks
-9%synergy
Terramorphic Expanse
11%inclusion10 decks95 decks
-5%synergy
Akoum Refuge
11%inclusion10 decks95 decks
5%synergy
Canyon Slough
9.5%inclusion9 decks95 decks
-10%synergy
Shadowblood Ridge
9.5%inclusion9 decks95 decks
-26%synergy
Blackcleave Cliffs
9.5%inclusion9 decks95 decks
-11%synergy
Drossforge Bridge
9.5%inclusion9 decks95 decks
3%synergy
Geothermal Bog
9.5%inclusion9 decks95 decks
0%synergy
Jagged Barrens
7.4%inclusion7 decks95 decks
0%synergy
Thriving Bluff
7.4%inclusion7 decks95 decks
5%synergy
Path of Ancestry
7.4%inclusion7 decks95 decks
-9%synergy
Thriving Moor
7.4%inclusion7 decks95 decks
5%synergy
Sulfurous Mire
6.3%inclusion6 decks95 decks
3%synergy
Study Hall
6.3%inclusion6 decks95 decks
6%synergy
Verdant Catacombs
5.3%inclusion5 decks95 decks
-2%synergy
Mount Doom
5.3%inclusion5 decks95 decks
-11%synergy
Malakir Rebirth
5.3%inclusion5 decks95 decks
-10%synergy
Arid Mesa
5.3%inclusion5 decks95 decks
-3%synergy
Marsh Flats
5.3%inclusion5 decks95 decks
-3%synergy
Cinder Barrens
5.3%inclusion5 decks95 decks
2%synergy
Hidden Hideout
5.0%inclusion1 decks20 decks
5%synergy