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
5.9%inclusion1 decks17 decks
6%synergy
Petrified Hamlet
5.0%inclusion1 decks20 decks
5%synergy
Emeritus of Woe
5.0%inclusion1 decks20 decks
2%synergy
Flashback
4.8%inclusion1 decks21 decks
-1%synergy
Quicksilver, Brash Blur
2.4%inclusion1 decks41 decks
2%synergy
High Synergy Cards
Blackblade Reforged
56%inclusion56 decks100 decks
55%synergy
Cranial Plating
51%inclusion51 decks100 decks
49%synergy
Brass Squire
48%inclusion48 decks100 decks
48%synergy
Colossus Hammer
48%inclusion48 decks100 decks
48%synergy
Ring of Valkas
45%inclusion45 decks100 decks
45%synergy
Hero's Blade
45%inclusion45 decks100 decks
44%synergy
Kediss, Emberclaw Familiar
43%inclusion43 decks100 decks
41%synergy
Sonorous Howlbonder
38%inclusion38 decks100 decks
37%synergy
Golem-Skin Gauntlets
35%inclusion35 decks100 decks
35%synergy
Thran Power Suit
35%inclusion35 decks100 decks
35%synergy
Top Cards
Swiftfoot Boots
58%inclusion58 decks100 decks
26%synergy
Feed the Swarm
42%inclusion42 decks100 decks
1%synergy
Dark Ritual
40%inclusion40 decks100 decks
-2%synergy
Terminate
40%inclusion40 decks100 decks
0%synergy
Foundry Inspector
36%inclusion36 decks100 decks
34%synergy
Diamond Pick-Axe
36%inclusion36 decks100 decks
34%synergy
Sign in Blood
35%inclusion35 decks100 decks
12%synergy
Chaos Warp
34%inclusion34 decks100 decks
-13%synergy
Bloodforged Battle-Axe
34%inclusion34 decks100 decks
34%synergy
Commander's Plate
34%inclusion34 decks100 decks
33%synergy
Game Changers
Demonic Tutor
27%inclusion27 decks100 decks
9%synergy
Vampiric Tutor
24%inclusion24 decks100 decks
10%synergy
Jeska's Will
17%inclusion17 decks100 decks
-6%synergy
Imperial Seal
16%inclusion16 decks100 decks
11%synergy
Ancient Tomb
14%inclusion14 decks100 decks
5%synergy
Gamble
12%inclusion12 decks100 decks
2%synergy
Bolas's Citadel
8.0%inclusion8 decks100 decks
-2%synergy
Chrome Mox
8.0%inclusion8 decks100 decks
2%synergy
The One Ring
7.0%inclusion7 decks100 decks
-0%synergy
Necropotence
7.0%inclusion7 decks100 decks
2%synergy
Creatures
Labyrinth Raptor
28%inclusion28 decks100 decks
27%synergy
Lizard Blades
28%inclusion28 decks100 decks
25%synergy
Rabbit Battery
25%inclusion25 decks100 decks
25%synergy
Bloodsworn Steward
23%inclusion23 decks100 decks
22%synergy
Solemn Simulacrum
21%inclusion21 decks100 decks
1%synergy
Champion of the Flame
21%inclusion21 decks100 decks
21%synergy
Iron Myr
20%inclusion20 decks100 decks
18%synergy
Burnished Hart
20%inclusion20 decks100 decks
15%synergy
Professional Face-Breaker
17%inclusion17 decks100 decks
2%synergy
Goblin Gaveleer
17%inclusion17 decks100 decks
17%synergy
Leaden Myr
16%inclusion16 decks100 decks
14%synergy
Anger
16%inclusion16 decks100 decks
3%synergy
Alloy Myr
14%inclusion14 decks100 decks
14%synergy
Loyal Apprentice
13%inclusion13 decks100 decks
8%synergy
Ashenmoor Liege
13%inclusion13 decks100 decks
12%synergy
Hexing Squelcher
13%inclusion4 decks32 decks
-1%synergy
Kazuul's Toll Collector
12%inclusion12 decks100 decks
12%synergy
Crimson Kobolds
10%inclusion10 decks100 decks
10%synergy
Rohgahh, Kher Keep Overlord
10%inclusion10 decks100 decks
10%synergy
Heiko Yamazaki, the General
10%inclusion10 decks100 decks
10%synergy
Kardur, Doomscourge
10%inclusion10 decks100 decks
-8%synergy
Morbid Opportunist
9.0%inclusion9 decks100 decks
-6%synergy
Kobolds of Kher Keep
9.0%inclusion9 decks100 decks
9%synergy
Kobold Taskmaster
9.0%inclusion9 decks100 decks
9%synergy
Loyal Subordinate
9.0%inclusion9 decks100 decks
8%synergy
Emberwilde Captain
9.0%inclusion9 decks100 decks
7%synergy
Taunting Kobold
9.0%inclusion9 decks100 decks
8%synergy
Crookshank Kobolds
9.0%inclusion9 decks100 decks
9%synergy
Godo, Bandit Warlord
9.0%inclusion9 decks100 decks
9%synergy
J. Jonah Jameson
8.5%inclusion5 decks59 decks
8%synergy
Battlefly Swarm
8.0%inclusion8 decks100 decks
8%synergy
Akki Battle Squad
7.0%inclusion7 decks100 decks
7%synergy
Rosnakht, Heir of Rohgahh
7.0%inclusion7 decks100 decks
7%synergy
Royal Assassin
7.0%inclusion7 decks100 decks
5%synergy
Thorn of the Black Rose
7.0%inclusion7 decks100 decks
7%synergy
Humble Defector
6.0%inclusion6 decks100 decks
3%synergy
Bladegraft Aspirant
6.0%inclusion6 decks100 decks
6%synergy
Ornithopter
6.0%inclusion6 decks100 decks
5%synergy
Memnite
6.0%inclusion6 decks100 decks
6%synergy
Phyrexian Walker
6.0%inclusion6 decks100 decks
6%synergy
Skyline Despot
6.0%inclusion6 decks100 decks
5%synergy
Goblin Engineer
6.0%inclusion6 decks100 decks
2%synergy
Toggo, Goblin Weaponsmith
6.0%inclusion6 decks100 decks
6%synergy
Jhoira's Familiar
6.0%inclusion6 decks100 decks
5%synergy
Bloodthirsty Conqueror
5.4%inclusion5 decks92 decks
0%synergy
Mindblade Render
5.0%inclusion5 decks100 decks
5%synergy
Opposition Agent
5.0%inclusion5 decks100 decks
0%synergy
Ragavan, Nimble Pilferer
5.0%inclusion5 decks100 decks
-5%synergy
Simian Spirit Guide
5.0%inclusion5 decks100 decks
-1%synergy
Akki Ronin
5.0%inclusion5 decks100 decks
5%synergy
Instants
Unleash Fury
28%inclusion28 decks100 decks
26%synergy
Armor of Shadows
26%inclusion26 decks100 decks
25%synergy
Rakdos Charm
25%inclusion25 decks100 decks
-19%synergy
Lightning Bolt
21%inclusion21 decks100 decks
3%synergy
Deadly Rollick
20%inclusion20 decks100 decks
-2%synergy
Murder
20%inclusion20 decks100 decks
15%synergy
Deflecting Swat
20%inclusion20 decks100 decks
-1%synergy
Bedevil
20%inclusion20 decks100 decks
-14%synergy
Thrill of Possibility
17%inclusion17 decks100 decks
-1%synergy
Tainted Strike
17%inclusion17 decks100 decks
15%synergy
Brute Force
17%inclusion17 decks100 decks
17%synergy
Astarion's Thirst
16%inclusion16 decks100 decks
15%synergy
Doom Blade
16%inclusion16 decks100 decks
14%synergy
Magnetic Theft
15%inclusion15 decks100 decks
15%synergy
Supernatural Stamina
14%inclusion14 decks100 decks
8%synergy
Abrade
14%inclusion14 decks100 decks
-7%synergy
Undying Malice
13%inclusion13 decks100 decks
6%synergy
Infuriate
13%inclusion13 decks100 decks
13%synergy
Deadly Dispute
9.0%inclusion9 decks100 decks
-18%synergy
Fake Your Own Death
9.0%inclusion9 decks100 decks
2%synergy
Raking Claws
9.0%inclusion9 decks100 decks
9%synergy
Temur Battle Rage
8.0%inclusion8 decks100 decks
7%synergy
Seething Song
8.0%inclusion8 decks100 decks
-4%synergy
Infernal Grasp
8.0%inclusion8 decks100 decks
-7%synergy
Blessing of Belzenlok
8.0%inclusion8 decks100 decks
8%synergy
Professor's Warning
8.0%inclusion8 decks100 decks
7%synergy
Big Score
8.0%inclusion8 decks100 decks
-12%synergy
Withering Torment
7.5%inclusion7 decks93 decks
-14%synergy
Cabal Ritual
7.0%inclusion7 decks100 decks
-1%synergy
Untimely Malfunction
6.5%inclusion6 decks93 decks
-12%synergy
Unexpected Windfall
6.0%inclusion6 decks100 decks
-8%synergy
Malakir Rebirth
6.0%inclusion6 decks100 decks
-9%synergy
Fists of the Anvil
6.0%inclusion6 decks100 decks
6%synergy
Desperate Ritual
5.0%inclusion5 decks100 decks
0%synergy
Slaughter Pact
5.0%inclusion5 decks100 decks
4%synergy
Ad Nauseam
5.0%inclusion5 decks100 decks
3%synergy
Defile
5.0%inclusion5 decks100 decks
4%synergy
Culling the Weak
5.0%inclusion5 decks100 decks
-1%synergy
Pyroblast
5.0%inclusion5 decks100 decks
-4%synergy
Titan's Strength
5.0%inclusion5 decks100 decks
5%synergy
Sorceries
Blasphemous Act
25%inclusion25 decks100 decks
-26%synergy
Faithless Looting
22%inclusion22 decks100 decks
-6%synergy
Essence Infusion
21%inclusion21 decks100 decks
21%synergy
Vandalblast
19%inclusion19 decks100 decks
-11%synergy
Read the Bones
19%inclusion19 decks100 decks
7%synergy
Diabolic Tutor
18%inclusion18 decks100 decks
12%synergy
Night's Whisper
16%inclusion16 decks100 decks
-4%synergy
Skull Storm
15%inclusion15 decks100 decks
14%synergy
Chain Reaction
11%inclusion11 decks100 decks
7%synergy
Disrupt Decorum
10%inclusion10 decks100 decks
2%synergy
Reanimate
10%inclusion10 decks100 decks
-13%synergy
Toxic Deluge
10%inclusion10 decks100 decks
-8%synergy
Shredder's Technique
8.0%inclusion2 decks25 decks
7%synergy
Wheel of Fortune
7.0%inclusion7 decks100 decks
1%synergy
Damnation
7.0%inclusion7 decks100 decks
-0%synergy
Feast of Succession
7.0%inclusion7 decks100 decks
7%synergy
Tormenting Voice
7.0%inclusion7 decks100 decks
3%synergy
Ancient Craving
6.0%inclusion6 decks100 decks
5%synergy
Decree of Pain
6.0%inclusion6 decks100 decks
1%synergy
Blasphemous Edict
5.4%inclusion5 decks92 decks
-3%synergy
Profane Tutor
5.0%inclusion5 decks100 decks
3%synergy
Magmatic Chasm
5.0%inclusion5 decks100 decks
5%synergy
Ambition's Cost
5.0%inclusion5 decks100 decks
3%synergy
Dreadbore
5.0%inclusion5 decks100 decks
-0%synergy
Grim Tutor
5.0%inclusion5 decks100 decks
1%synergy
Utility Artifacts
Fireshrieker
32%inclusion32 decks100 decks
31%synergy
Champion's Helm
31%inclusion31 decks100 decks
29%synergy
Hammer of Nazahn
31%inclusion31 decks100 decks
31%synergy
Mask of Memory
30%inclusion30 decks100 decks
29%synergy
Bone Saw
29%inclusion29 decks100 decks
29%synergy
Rogue's Gloves
29%inclusion29 decks100 decks
29%synergy
Sword of the Animist
29%inclusion29 decks100 decks
27%synergy
Armory of Iroas
28%inclusion28 decks100 decks
28%synergy
Shadowspear
28%inclusion28 decks100 decks
24%synergy
Masterwork of Ingenuity
27%inclusion27 decks100 decks
27%synergy
Loxodon Warhammer
27%inclusion27 decks100 decks
26%synergy
Goldvein Pick
26%inclusion26 decks100 decks
25%synergy
Cathar's Shield
26%inclusion26 decks100 decks
26%synergy
Basilisk Collar
25%inclusion25 decks100 decks
14%synergy
Dueling Rapier
24%inclusion24 decks100 decks
24%synergy
Lightning Greaves
24%inclusion24 decks100 decks
-11%synergy
The Reaver Cleaver
23%inclusion23 decks100 decks
18%synergy
Vorpal Sword
23%inclusion23 decks100 decks
22%synergy
Cranial Ram
22%inclusion22 decks100 decks
20%synergy
Mask of Avacyn
21%inclusion21 decks100 decks
21%synergy
Chainsaw
20%inclusion20 decks100 decks
18%synergy
Darksteel Plate
19%inclusion19 decks100 decks
18%synergy
Cliffhaven Kitesail
18%inclusion18 decks100 decks
18%synergy
Argentum Armor
18%inclusion18 decks100 decks
18%synergy
Accorder's Shield
18%inclusion18 decks100 decks
18%synergy
Bonesplitter
17%inclusion17 decks100 decks
17%synergy
Genji Glove
16%inclusion12 decks74 decks
15%synergy
Explorer's Scope
15%inclusion15 decks100 decks
15%synergy
Lavaspur Boots
15%inclusion15 decks100 decks
14%synergy
Darksteel Axe
14%inclusion14 decks100 decks
14%synergy
Trailblazer's Boots
14%inclusion14 decks100 decks
12%synergy
Buster Sword
13%inclusion10 decks75 decks
13%synergy
Zephyr Boots
13%inclusion13 decks100 decks
12%synergy
Tormentor's Helm
13%inclusion13 decks100 decks
13%synergy
Grafted Wargear
13%inclusion13 decks100 decks
13%synergy
Sensei's Divining Top
12%inclusion12 decks100 decks
6%synergy
Sword of Feast and Famine
12%inclusion12 decks100 decks
11%synergy
The Fire Crystal
12%inclusion9 decks75 decks
4%synergy
Inquisitor's Flail
11%inclusion11 decks100 decks
11%synergy
Conformer Shuriken
11%inclusion8 decks75 decks
11%synergy
Wrecking Ball Arm
11%inclusion8 decks75 decks
11%synergy
Spidersilk Net
10%inclusion10 decks100 decks
10%synergy
Sword of Fire and Ice
10%inclusion10 decks100 decks
10%synergy
Nemesis Mask
10%inclusion10 decks100 decks
10%synergy
Excalibur, Sword of Eden
10%inclusion10 decks100 decks
9%synergy
Aettir and Priwen
9.3%inclusion7 decks75 decks
9%synergy
Sword of Light and Shadow
9.0%inclusion9 decks100 decks
9%synergy
Ruby Medallion
9.0%inclusion9 decks100 decks
-2%synergy
Mithril Coat
9.0%inclusion9 decks100 decks
5%synergy
Skullclamp
9.0%inclusion9 decks100 decks
-1%synergy
Enchantments
Eternal Thirst
30%inclusion30 decks100 decks
29%synergy
Demonic Vigor
26%inclusion26 decks100 decks
26%synergy
Guild Artisan
26%inclusion26 decks100 decks
25%synergy
Agent of the Shadow Thieves
24%inclusion24 decks100 decks
23%synergy
Phyrexian Arena
22%inclusion22 decks100 decks
-2%synergy
Sticky Fingers
20%inclusion20 decks100 decks
18%synergy
Dragon Mantle
18%inclusion18 decks100 decks
18%synergy
Tavern Brawler
15%inclusion15 decks100 decks
14%synergy
Phyresis
15%inclusion15 decks100 decks
14%synergy
Popular Entertainer
14%inclusion14 decks100 decks
14%synergy
Black Market Connections
14%inclusion14 decks100 decks
-4%synergy
Akki War Paint
14%inclusion14 decks100 decks
14%synergy
Kaya's Ghostform
14%inclusion14 decks100 decks
9%synergy
Curse of Opulence
13%inclusion13 decks100 decks
6%synergy
Goblin War Paint
12%inclusion12 decks100 decks
12%synergy
Demonic Embrace
10%inclusion10 decks100 decks
10%synergy
Court of Ire
7.0%inclusion7 decks100 decks
6%synergy
Blacksmith's Talent
6.2%inclusion6 decks97 decks
6%synergy
Blood Mist
6.0%inclusion6 decks100 decks
5%synergy
Dust Corona
6.0%inclusion6 decks100 decks
6%synergy
No Mercy
6.0%inclusion6 decks100 decks
3%synergy
Smoke
6.0%inclusion6 decks100 decks
5%synergy
Shiny Impetus
5.0%inclusion5 decks100 decks
0%synergy
Vampiric Embrace
5.0%inclusion5 decks100 decks
5%synergy
Planeswalkers
Jeska, Thrice Reborn
12%inclusion12 decks100 decks
11%synergy
Utility Lands
Rogue's Passage
35%inclusion35 decks100 decks
15%synergy
Bojuka Bog
25%inclusion25 decks100 decks
-10%synergy
Urborg, Tomb of Yawgmoth
18%inclusion18 decks100 decks
-1%synergy
Urza's Saga
15%inclusion15 decks100 decks
9%synergy
Reliquary Tower
15%inclusion15 decks100 decks
-3%synergy
Shizo, Death's Storehouse
14%inclusion14 decks100 decks
8%synergy
War Room
11%inclusion11 decks100 decks
8%synergy
Witch's Clinic
10%inclusion10 decks100 decks
2%synergy
Cabal Coffers
10%inclusion10 decks100 decks
1%synergy
Buried Ruin
10%inclusion10 decks100 decks
7%synergy
Command Beacon
10%inclusion10 decks100 decks
4%synergy
Great Furnace
10%inclusion10 decks100 decks
4%synergy
Forge of Heroes
8.0%inclusion8 decks100 decks
8%synergy
Temple of the False God
8.0%inclusion8 decks100 decks
-2%synergy
Vault of Whispers
7.0%inclusion7 decks100 decks
1%synergy
Inventors' Fair
6.0%inclusion6 decks100 decks
4%synergy
Castle Locthwain
6.0%inclusion6 decks100 decks
0%synergy
Kher Keep
6.0%inclusion6 decks100 decks
3%synergy
Barren Moor
5.0%inclusion5 decks100 decks
0%synergy
Castle Embereth
5.0%inclusion5 decks100 decks
2%synergy
Mana Artifacts
Sol Ring
82%inclusion82 decks100 decks
-4%synergy
Arcane Signet
68%inclusion68 decks100 decks
-14%synergy
Rakdos Signet
39%inclusion39 decks100 decks
-19%synergy
Talisman of Indulgence
25%inclusion25 decks100 decks
-30%synergy
Commander's Sphere
20%inclusion20 decks100 decks
4%synergy
Mox Amber
20%inclusion20 decks100 decks
16%synergy
Mind Stone
19%inclusion19 decks100 decks
-9%synergy
Charcoal Diamond
12%inclusion12 decks100 decks
4%synergy
Lotus Petal
12%inclusion12 decks100 decks
4%synergy
Fellwar Stone
12%inclusion12 decks100 decks
-21%synergy
Thran Dynamo
11%inclusion11 decks100 decks
7%synergy
Mox Opal
11%inclusion11 decks100 decks
7%synergy
Fire Diamond
9.0%inclusion9 decks100 decks
1%synergy
Thought Vessel
9.0%inclusion9 decks100 decks
-9%synergy
Mana Vault
6.0%inclusion6 decks100 decks
1%synergy
Rakdos Locket
6.0%inclusion6 decks100 decks
3%synergy
Rakdos Cluestone
6.0%inclusion6 decks100 decks
4%synergy
Springleaf Drum
5.0%inclusion5 decks100 decks
3%synergy
Paradise Mantle
5.0%inclusion5 decks100 decks
4%synergy
Mox Diamond
5.0%inclusion5 decks100 decks
1%synergy
Lands
Swamp
98%inclusion98 decks100 decks
0%synergy
Mountain
96%inclusion96 decks100 decks
-1%synergy
Command Tower
70%inclusion70 decks100 decks
-16%synergy
Dragonskull Summit
42%inclusion42 decks100 decks
-22%synergy
Blood Crypt
40%inclusion40 decks100 decks
-7%synergy
Smoldering Marsh
38%inclusion38 decks100 decks
-25%synergy
Tainted Peak
32%inclusion32 decks100 decks
-11%synergy
Rakdos Carnarium
31%inclusion31 decks100 decks
-0%synergy
Haunted Ridge
26%inclusion26 decks100 decks
-10%synergy
Sulfurous Springs
26%inclusion26 decks100 decks
-21%synergy
Graven Cairns
24%inclusion24 decks100 decks
-7%synergy
Bloodstained Mire
24%inclusion24 decks100 decks
-9%synergy
Luxury Suite
22%inclusion22 decks100 decks
-16%synergy
Badlands
20%inclusion20 decks100 decks
7%synergy
Foreboding Ruins
19%inclusion19 decks100 decks
-27%synergy
Bloodfell Caves
19%inclusion19 decks100 decks
0%synergy
Opal Palace
18%inclusion18 decks100 decks
17%synergy
Blazemire Verge
15%inclusion14 decks93 decks
-16%synergy
Myriad Landscape
15%inclusion15 decks100 decks
-3%synergy
Blightstep Pathway
15%inclusion15 decks100 decks
-7%synergy
Raucous Theater
14%inclusion14 decks100 decks
-8%synergy
Rakdos Guildgate
14%inclusion14 decks100 decks
7%synergy
Exotic Orchard
13%inclusion13 decks100 decks
-18%synergy
Temple of Malice
13%inclusion13 decks100 decks
-20%synergy
Shadowblood Ridge
12%inclusion12 decks100 decks
-23%synergy
Akoum Refuge
11%inclusion11 decks100 decks
5%synergy
Evolving Wilds
11%inclusion11 decks100 decks
-10%synergy
Terramorphic Expanse
10%inclusion10 decks100 decks
-5%synergy
Canyon Slough
10%inclusion10 decks100 decks
-10%synergy
Blackcleave Cliffs
10%inclusion10 decks100 decks
-10%synergy
Drossforge Bridge
9.0%inclusion9 decks100 decks
3%synergy
Geothermal Bog
9.0%inclusion9 decks100 decks
-0%synergy
Jagged Barrens
7.0%inclusion7 decks100 decks
-0%synergy
Path of Ancestry
7.0%inclusion7 decks100 decks
-9%synergy
Thriving Bluff
7.0%inclusion7 decks100 decks
5%synergy
Thriving Moor
7.0%inclusion7 decks100 decks
5%synergy
Mount Doom
6.0%inclusion6 decks100 decks
-10%synergy
Malakir Rebirth
6.0%inclusion6 decks100 decks
-9%synergy
Arid Mesa
6.0%inclusion6 decks100 decks
-2%synergy
Study Hall
6.0%inclusion6 decks100 decks
6%synergy
Cinder Barrens
6.0%inclusion6 decks100 decks
3%synergy
Sulfurous Mire
6.0%inclusion6 decks100 decks
2%synergy
Verdant Catacombs
5.0%inclusion5 decks100 decks
-2%synergy
Marsh Flats
5.0%inclusion5 decks100 decks
-3%synergy
City of Brass
5.0%inclusion5 decks100 decks
-1%synergy