Altaïr, Brotherhood Mentor (Commander) - Budget Upgraded

Original Name:

Kelsien, the PlagueKelsien, the Plague

Altaïr, Brotherhood Mentor
Rank #427
41decks
As CommanderAs CardAverage DeckDecksView Precon
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Budget
Any$$$$
Background image for Rebuilding Kelsien, the Plague with Avatar: The Last Airbender Eternal
Ezra Sassaman
Nov 20, 2025
Ezra Sassaman
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.
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Dimension X
11%inclusion1 decks9 decks
11%synergy
High Synergy Cards
Basilisk Collar
83%inclusion34 decks41 decks
79%synergy
Rune of Mortality
73%inclusion30 decks41 decks
72%synergy
Shay Cormac
73%inclusion30 decks41 decks
70%synergy
Minthara, Merciless Soul
71%inclusion29 decks41 decks
69%synergy
Vorpal Sword
66%inclusion27 decks41 decks
64%synergy
Otharri, Suns' Glory
66%inclusion27 decks41 decks
60%synergy
Gorgon's Head
61%inclusion25 decks41 decks
60%synergy
Sting, the Glinting Dagger
61%inclusion25 decks41 decks
59%synergy
Morbid Opportunist
73%inclusion30 decks41 decks
55%synergy
Falthis, Shadowcat Familiar
54%inclusion22 decks41 decks
52%synergy
Top Cards
General's Enforcer
59%inclusion24 decks41 decks
50%synergy
You Are Already Dead
54%inclusion22 decks41 decks
52%synergy
Open the Armory
51%inclusion21 decks41 decks
47%synergy
Termination Facilitator
51%inclusion21 decks41 decks
50%synergy
Gift of Doom
51%inclusion21 decks41 decks
50%synergy
Crackling Doom
51%inclusion21 decks41 decks
34%synergy
Mari, the Killing Quill
49%inclusion20 decks41 decks
42%synergy
Gorgon Flail
49%inclusion20 decks41 decks
48%synergy
Swiftfoot Boots
46%inclusion19 decks41 decks
15%synergy
Mathas, Fiend Seeker
44%inclusion18 decks41 decks
42%synergy
Creatures
Magda, the Hoardmaster
41%inclusion17 decks41 decks
39%synergy
Ertha Jo, Frontier Mentor
39%inclusion16 decks41 decks
38%synergy
Kalemne, Disciple of Iroas
39%inclusion16 decks41 decks
38%synergy
Maha, Its Feathers Night
34%inclusion14 decks41 decks
33%synergy
Slaughter Specialist
34%inclusion14 decks41 decks
33%synergy
Lae'zel, Vlaakith's Champion
34%inclusion14 decks41 decks
32%synergy
Archetype of Finality
34%inclusion14 decks41 decks
33%synergy
Humble Defector
32%inclusion13 decks41 decks
29%synergy
Void Beckoner
32%inclusion13 decks41 decks
31%synergy
White Plume Adventurer
29%inclusion12 decks41 decks
28%synergy
Drumbellower
27%inclusion11 decks41 decks
25%synergy
Taii Wakeen, Perfect Shot
27%inclusion11 decks41 decks
26%synergy
Queen Marchesa
27%inclusion11 decks41 decks
21%synergy
Daxos the Returned
24%inclusion10 decks41 decks
24%synergy
Zagras, Thief of Heartbeats
24%inclusion10 decks41 decks
23%synergy
Harvester of Souls
24%inclusion10 decks41 decks
21%synergy
Athreos, Shroud-Veiled
22%inclusion9 decks41 decks
21%synergy
Akiri, Fearless Voyager
22%inclusion9 decks41 decks
20%synergy
Royal Assassin
20%inclusion8 decks41 decks
16%synergy
Clackbridge Troll
20%inclusion8 decks41 decks
19%synergy
Solemn Simulacrum
17%inclusion7 decks41 decks
4%synergy
Deathbringer Thoctar
17%inclusion7 decks41 decks
17%synergy
Blood Artist
17%inclusion7 decks41 decks
-1%synergy
Marvin, Murderous Mimic
17%inclusion7 decks41 decks
16%synergy
Tor Wauki the Younger
17%inclusion7 decks41 decks
17%synergy
Robaran Mercenaries
15%inclusion6 decks41 decks
14%synergy
Assault Intercessor
15%inclusion6 decks41 decks
14%synergy
Gisa, Glorious Resurrector
15%inclusion6 decks41 decks
14%synergy
Torbran, Thane of Red Fell
15%inclusion6 decks41 decks
14%synergy
Blood Cultist
12%inclusion5 decks41 decks
12%synergy
Ankle Shanker
12%inclusion5 decks41 decks
9%synergy
Sram, Senior Edificer
12%inclusion5 decks41 decks
9%synergy
Onyx Mage
12%inclusion5 decks41 decks
12%synergy
Sun Titan
12%inclusion5 decks41 decks
2%synergy
Bureau Headmaster
12%inclusion5 decks41 decks
12%synergy
Massacre Girl, Known Killer
12%inclusion5 decks41 decks
10%synergy
Kellan, the Fae-Blooded
10%inclusion4 decks41 decks
9%synergy
Gisa, the Hellraiser
10%inclusion4 decks41 decks
9%synergy
Alesha, Who Smiles at Death
10%inclusion4 decks41 decks
6%synergy
Arno Dorian
10%inclusion4 decks41 decks
8%synergy
Abyssal Harvester
10%inclusion4 decks41 decks
9%synergy
Layla Hassan
10%inclusion4 decks41 decks
9%synergy
Bre of Clan Stoutarm
9.1%inclusion1 decks11 decks
8%synergy
High-Society Hunter
7.3%inclusion3 decks41 decks
5%synergy
Alesha, Who Laughs at Fate
7.3%inclusion3 decks41 decks
-5%synergy
Eivor, Battle-Ready
7.3%inclusion3 decks41 decks
7%synergy
Jacob Frye
7.3%inclusion3 decks41 decks
7%synergy
Massacre Girl
7.3%inclusion3 decks41 decks
5%synergy
Obosh, the Preypiercer
7.3%inclusion3 decks41 decks
7%synergy
Puresteel Paladin
7.3%inclusion3 decks41 decks
3%synergy
Instants
Stroke of Midnight
41%inclusion17 decks41 decks
30%synergy
Path to Exile
37%inclusion15 decks41 decks
-10%synergy
Swords to Plowshares
34%inclusion14 decks41 decks
-28%synergy
Mirrodin Avenged
32%inclusion13 decks41 decks
31%synergy
Fracture
32%inclusion13 decks41 decks
26%synergy
Terminate
32%inclusion13 decks41 decks
19%synergy
Mortify
27%inclusion11 decks41 decks
11%synergy
Generous Gift
27%inclusion11 decks41 decks
9%synergy
Despark
24%inclusion10 decks41 decks
10%synergy
Chaos Warp
20%inclusion8 decks41 decks
4%synergy
Boros Charm
20%inclusion8 decks41 decks
-10%synergy
Rakdos Charm
20%inclusion8 decks41 decks
11%synergy
Bladebrand
20%inclusion8 decks41 decks
19%synergy
Dire Tactics
17%inclusion7 decks41 decks
14%synergy
Offer Immortality
17%inclusion7 decks41 decks
16%synergy
Deflecting Palm
15%inclusion6 decks41 decks
8%synergy
Tragic Slip
15%inclusion6 decks41 decks
13%synergy
Wear // Tear
15%inclusion6 decks41 decks
3%synergy
Anguished Unmaking
15%inclusion6 decks41 decks
-19%synergy
Legion Leadership
15%inclusion6 decks41 decks
10%synergy
Toxin Analysis
12%inclusion5 decks41 decks
12%synergy
Chain Assassination
10%inclusion4 decks41 decks
9%synergy
Virulent Swipe
10%inclusion4 decks41 decks
10%synergy
Sejiri Shelter
10%inclusion4 decks41 decks
8%synergy
Murder
10%inclusion4 decks41 decks
7%synergy
Restoration Magic
8.0%inclusion2 decks25 decks
6%synergy
Shoot the Sheriff
7.3%inclusion3 decks41 decks
5%synergy
Whisper of the Dross
7.3%inclusion3 decks41 decks
7%synergy
Untimely Malfunction
7.3%inclusion3 decks41 decks
2%synergy
Go for the Throat
7.3%inclusion3 decks41 decks
4%synergy
Deadly Dispute
7.3%inclusion3 decks41 decks
-16%synergy
Battle-Rage Blessing
7.3%inclusion3 decks41 decks
7%synergy
Malakir Rebirth
7.3%inclusion3 decks41 decks
2%synergy
Bedevil
7.3%inclusion3 decks41 decks
0%synergy
Touch of Moonglove
7.3%inclusion3 decks41 decks
7%synergy
Sudden Spoiling
7.3%inclusion3 decks41 decks
7%synergy
Big Score
7.3%inclusion3 decks41 decks
-3%synergy
The Spot's Portal
6.3%inclusion1 decks16 decks
6%synergy
Sudden Strike
6.3%inclusion1 decks16 decks
6%synergy
Spectacular Tactics
5.3%inclusion1 decks19 decks
5%synergy
Sorceries
Ruinous Ultimatum
41%inclusion17 decks41 decks
2%synergy
Night's Whisper
37%inclusion15 decks41 decks
23%synergy
Read the Bones
34%inclusion14 decks41 decks
25%synergy
Painful Truths
29%inclusion12 decks41 decks
21%synergy
Blasphemous Act
29%inclusion12 decks41 decks
7%synergy
Mythos of Snapdax
29%inclusion12 decks41 decks
24%synergy
Sign in Blood
20%inclusion8 decks41 decks
12%synergy
Steelshaper's Gift
20%inclusion8 decks41 decks
16%synergy
Vandalblast
17%inclusion7 decks41 decks
7%synergy
Sevinne's Reclamation
15%inclusion6 decks41 decks
7%synergy
Call of the Death-Dweller
15%inclusion6 decks41 decks
14%synergy
Damn
15%inclusion6 decks41 decks
-3%synergy
Drown in Ichor
15%inclusion6 decks41 decks
14%synergy
Diabolic Tutor
12%inclusion5 decks41 decks
6%synergy
Unearth
12%inclusion5 decks41 decks
10%synergy
Vindicate
12%inclusion5 decks41 decks
6%synergy
Overpowering Attack
12%inclusion5 decks41 decks
10%synergy
Austere Command
10%inclusion4 decks41 decks
2%synergy
Reconstruct History
10%inclusion4 decks41 decks
9%synergy
Cleansing Nova
10%inclusion4 decks41 decks
8%synergy
Vat Emergence
7.3%inclusion3 decks41 decks
7%synergy
Feed the Swarm
7.3%inclusion3 decks41 decks
2%synergy
Restart Sequence
7.3%inclusion3 decks41 decks
7%synergy
Bloodsoaked Insight
7.3%inclusion3 decks41 decks
6%synergy
Romantic Rendezvous
5.3%inclusion1 decks19 decks
5%synergy
Utility Artifacts
Quietus Spike
41%inclusion17 decks41 decks
40%synergy
Thornbite Staff
39%inclusion16 decks41 decks
38%synergy
Hunter's Blowgun
32%inclusion13 decks41 decks
31%synergy
Glaring Spotlight
29%inclusion12 decks41 decks
29%synergy
Lightning Greaves
22%inclusion9 decks41 decks
-13%synergy
Hidden Blade
20%inclusion8 decks41 decks
19%synergy
Haystack
20%inclusion8 decks41 decks
18%synergy
Brotherhood Regalia
20%inclusion8 decks41 decks
16%synergy
Wayfarer's Bauble
17%inclusion7 decks41 decks
9%synergy
Puppet Strings
17%inclusion7 decks41 decks
17%synergy
Illusionist's Bracers
12%inclusion5 decks41 decks
11%synergy
Whispersilk Cloak
12%inclusion5 decks41 decks
7%synergy
Magewright's Stone
12%inclusion5 decks41 decks
11%synergy
The Masamune
12%inclusion3 decks25 decks
11%synergy
Dragonfire Blade
9.1%inclusion3 decks33 decks
8%synergy
Caduceus, Staff of Hermes
7.3%inclusion3 decks41 decks
6%synergy
The Animus
7.3%inclusion3 decks41 decks
6%synergy
Reaper's Talisman
7.3%inclusion3 decks41 decks
7%synergy
Battlemage's Bracers
7.3%inclusion3 decks41 decks
7%synergy
Chainsaw
7.3%inclusion3 decks41 decks
7%synergy
Raven Clan War-Axe
7.3%inclusion3 decks41 decks
7%synergy
The Spear of Leonidas
7.3%inclusion3 decks41 decks
6%synergy
Trailblazer's Boots
7.3%inclusion3 decks41 decks
5%synergy
Mask of Griselbrand
7.3%inclusion3 decks41 decks
6%synergy
Darksteel Plate
7.3%inclusion3 decks41 decks
5%synergy
Champion's Helm
7.3%inclusion3 decks41 decks
6%synergy
Smoke Bomb
7.3%inclusion3 decks41 decks
7%synergy
Costume Closet
6.3%inclusion1 decks16 decks
6%synergy
Enchantments
Dazzling Theater // Prop Room
32%inclusion13 decks41 decks
30%synergy
Phyrexian Arena
29%inclusion12 decks41 decks
11%synergy
Aspect of Gorgon
27%inclusion11 decks41 decks
26%synergy
Fighter Class
24%inclusion10 decks41 decks
22%synergy
At Knifepoint
24%inclusion10 decks41 decks
23%synergy
All-Out Assault
20%inclusion7 decks35 decks
8%synergy
Agent of the Shadow Thieves
17%inclusion7 decks41 decks
16%synergy
Reconnaissance
15%inclusion6 decks41 decks
3%synergy
Eternal Thirst
15%inclusion6 decks41 decks
14%synergy
Forge Anew
10%inclusion4 decks41 decks
7%synergy
Retreat to Hagra
10%inclusion4 decks41 decks
9%synergy
Cover of Darkness
10%inclusion4 decks41 decks
7%synergy
Feast of the Victorious Dead
10%inclusion4 decks41 decks
9%synergy
Death Pits of Rath
10%inclusion4 decks41 decks
10%synergy
Collective Inferno
9.1%inclusion1 decks11 decks
8%synergy
Sparring Regimen
7.3%inclusion3 decks41 decks
7%synergy
Forging the Tyrite Sword
7.3%inclusion3 decks41 decks
6%synergy
Black Market
7.3%inclusion3 decks41 decks
2%synergy
Grave Betrayal
7.3%inclusion3 decks41 decks
7%synergy
Rite of the Raging Storm
7.3%inclusion3 decks41 decks
6%synergy
Kaya's Ghostform
7.3%inclusion3 decks41 decks
5%synergy
The Revelations of Ezio
7.3%inclusion3 decks41 decks
7%synergy
Bleeding Effect
7.3%inclusion3 decks41 decks
7%synergy
Nowhere to Run
7.3%inclusion3 decks41 decks
7%synergy
Planeswalkers
Kaya, Geist Hunter
10%inclusion4 decks41 decks
6%synergy
Kaya the Inexorable
7.3%inclusion3 decks41 decks
6%synergy
Utility Lands
Vault of the Archangel
46%inclusion19 decks41 decks
23%synergy
Rogue's Passage
46%inclusion19 decks41 decks
23%synergy
Bojuka Bog
32%inclusion13 decks41 decks
1%synergy
Axgard Armory
29%inclusion12 decks41 decks
27%synergy
Detection Tower
27%inclusion11 decks41 decks
26%synergy
Buried Ruin
15%inclusion6 decks41 decks
11%synergy
Arcane Lighthouse
12%inclusion5 decks41 decks
11%synergy
Karn's Bastion
10%inclusion4 decks41 decks
9%synergy
Sunhome, Fortress of the Legion
10%inclusion4 decks41 decks
6%synergy
Temple of the False God
10%inclusion4 decks41 decks
4%synergy
Reliquary Tower
7.3%inclusion3 decks41 decks
-8%synergy
Bonders' Enclave
7.3%inclusion3 decks41 decks
6%synergy
Mana Artifacts
Arcane Signet
83%inclusion34 decks41 decks
-3%synergy
Sol Ring
73%inclusion30 decks41 decks
-15%synergy
Orzhov Signet
44%inclusion18 decks41 decks
12%synergy
Rakdos Signet
39%inclusion16 decks41 decks
10%synergy
Boros Signet
39%inclusion16 decks41 decks
11%synergy
Talisman of Conviction
39%inclusion16 decks41 decks
-3%synergy
Patriar's Seal
39%inclusion16 decks41 decks
37%synergy
Talisman of Indulgence
32%inclusion13 decks41 decks
-5%synergy
Talisman of Hierarchy
27%inclusion11 decks41 decks
-14%synergy
Bounty Board
27%inclusion11 decks41 decks
25%synergy
Fellwar Stone
24%inclusion10 decks41 decks
-4%synergy
Commander's Sphere
22%inclusion9 decks41 decks
8%synergy
Bandit's Haul
17%inclusion7 decks41 decks
16%synergy
Bender's Waterskin
12%inclusion2 decks17 decks
10%synergy
Aetheric Amplifier
10%inclusion4 decks41 decks
9%synergy
Mind Stone
10%inclusion4 decks41 decks
1%synergy
Charcoal Diamond
7.3%inclusion3 decks41 decks
6%synergy
Lands
Swamp
100%inclusion41 decks41 decks
5%synergy
Mountain
100%inclusion41 decks41 decks
6%synergy
Plains
100%inclusion41 decks41 decks
5%synergy
Command Tower
83%inclusion34 decks41 decks
-9%synergy
Nomad Outpost
73%inclusion30 decks41 decks
15%synergy
Exotic Orchard
63%inclusion26 decks41 decks
11%synergy
Smoldering Marsh
49%inclusion20 decks41 decks
12%synergy
Battlefield Forge
46%inclusion19 decks41 decks
6%synergy
Clifftop Retreat
46%inclusion19 decks41 decks
-5%synergy
Dragonskull Summit
46%inclusion19 decks41 decks
-6%synergy
Caves of Koilos
41%inclusion17 decks41 decks
2%synergy
Evolving Wilds
41%inclusion17 decks41 decks
15%synergy
Path of Ancestry
41%inclusion17 decks41 decks
3%synergy
Isolated Chapel
39%inclusion16 decks41 decks
-14%synergy
Shattered Landscape
34%inclusion14 decks41 decks
15%synergy
Boros Garrison
32%inclusion13 decks41 decks
19%synergy
Tainted Field
32%inclusion13 decks41 decks
20%synergy
Orzhov Basilica
32%inclusion13 decks41 decks
18%synergy
Rakdos Carnarium
27%inclusion11 decks41 decks
15%synergy
Shadowblood Ridge
27%inclusion11 decks41 decks
12%synergy
Terramorphic Expanse
27%inclusion11 decks41 decks
8%synergy
Temple of Triumph
24%inclusion10 decks41 decks
2%synergy
Temple of Silence
24%inclusion10 decks41 decks
2%synergy
Rugged Prairie
24%inclusion10 decks41 decks
7%synergy
Myriad Landscape
20%inclusion8 decks41 decks
8%synergy
Sulfurous Springs
20%inclusion8 decks41 decks
-8%synergy
Temple of Malice
20%inclusion8 decks41 decks
3%synergy
Fetid Heath
17%inclusion7 decks41 decks
-4%synergy
Foreboding Ruins
17%inclusion7 decks41 decks
6%synergy
Tainted Peak
17%inclusion7 decks41 decks
7%synergy
Shineshadow Snarl
15%inclusion6 decks41 decks
5%synergy
Forbidden Orchard
15%inclusion6 decks41 decks
12%synergy
Scoured Barrens
15%inclusion6 decks41 decks
6%synergy
Legion Leadership
15%inclusion6 decks41 decks
10%synergy
Brotherhood Headquarters
12%inclusion5 decks41 decks
11%synergy
Bloodfell Caves
12%inclusion5 decks41 decks
3%synergy
Desolate Mire
10%inclusion4 decks41 decks
-2%synergy
Furycalm Snarl
10%inclusion4 decks41 decks
0%synergy
Wind-Scarred Crag
10%inclusion4 decks41 decks
1%synergy
Sejiri Shelter
10%inclusion4 decks41 decks
8%synergy
Rabanastre, Royal City
7.4%inclusion2 decks27 decks
6%synergy
Fabled Passage
7.3%inclusion3 decks41 decks
-1%synergy
Brightclimb Pathway
7.3%inclusion3 decks41 decks
-1%synergy
Canyon Slough
7.3%inclusion3 decks41 decks
-2%synergy
Rakdos Guildgate
7.3%inclusion3 decks41 decks
5%synergy
Blazemire Verge
7.3%inclusion3 decks41 decks
-4%synergy
Malakir Rebirth
7.3%inclusion3 decks41 decks
2%synergy
Needleverge Pathway
7.3%inclusion3 decks41 decks
0%synergy
Orzhov Guildgate
7.3%inclusion3 decks41 decks
5%synergy
Bloodsoaked Insight
7.3%inclusion3 decks41 decks
6%synergy
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