Xathrid Necromancer
Conspiracy
Altar of Dementia

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
"Human" chosen with Conspiracy. You control at least one other creature.

   Steps

How does this combo work?
1
Activate Altar of Dementia by sacrificing any other creature.
2
Xathrid Necromancer triggers, creating a 2/2 Zombie creature token.
3
Resolve the Altar of Dementia ability, causing target player to mill cards equal to the sacrificed creature's power.
4
Repeat.

   Results

What do I get from this combo?
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite mill
Infinite sacrifice triggers
Infinite self-mill
Endrek Sahr, Master Breeder
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Teysa, Orzhov Scion
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Varina, Lich Queen
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Zellix, Sanity Flayer // Scion of Halaster
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Athreos, God of Passage
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0.2%inclusion1 decks626 decks
Teysa Karlov
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Yennett, Cryptic Sovereign
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Jerren, Corrupted Bishop
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Gorex, the Tombshell
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Alharu, Solemn Ritualist // Nadier, Agent of the Duskenel
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High Synergy Cards
Leyline of Transformation
75%inclusion6 decks8 decks
74%synergy
Arcane Adaptation
71%inclusion10 decks14 decks
71%synergy
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67%inclusion4 decks6 decks
61%synergy
Ashnod's Altar
64%inclusion21 decks33 decks
57%synergy
Phyrexian Altar
45%inclusion15 decks33 decks
42%synergy
Xenograft
36%inclusion5 decks14 decks
36%synergy
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36%inclusion5 decks14 decks
34%synergy
Maskwood Nexus
36%inclusion12 decks33 decks
34%synergy
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36%inclusion5 decks14 decks
34%synergy
Blasphemous Act
67%inclusion4 decks6 decks
34%synergy
Top Cards
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3%synergy
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28%synergy
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1%synergy
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42%inclusion14 decks33 decks
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39%inclusion13 decks33 decks
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39%inclusion13 decks33 decks
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Blood Artist
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Game Changers
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43%inclusion6 decks14 decks
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41%inclusion7 decks17 decks
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23%synergy
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18%synergy
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Creatures
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30%inclusion10 decks33 decks
22%synergy
Teysa, Orzhov Scion
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28%synergy
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26%synergy
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21%synergy
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21%synergy
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20%synergy
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21%inclusion3 decks14 decks
20%synergy
Cloud of Faeries
21%inclusion3 decks14 decks
19%synergy
Syr Konrad, the Grim
21%inclusion7 decks33 decks
13%synergy
Whisper, Blood Liturgist
18%inclusion6 decks33 decks
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Grim Haruspex
18%inclusion6 decks33 decks
15%synergy
Ayara, First of Locthwain
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15%synergy
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13%synergy
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18%inclusion3 decks17 decks
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Angel of Glory's Rise
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18%inclusion3 decks17 decks
16%synergy
Liesa, Forgotten Archangel
18%inclusion3 decks17 decks
14%synergy
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18%inclusion3 decks17 decks
12%synergy
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18%inclusion3 decks17 decks
10%synergy
Grand Abolisher
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8%synergy
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10%synergy
Liliana, Heretical Healer
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Bloodsoaked Champion
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11%synergy
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11%synergy
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12%inclusion4 decks33 decks
11%synergy
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12%inclusion4 decks33 decks
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9%synergy
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3%synergy
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9%synergy
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Thieves' Guild Enforcer
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9%synergy
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God-Eternal Bontu
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Smothering Abomination
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8%synergy
Demon's Disciple
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8%synergy
Ornithopter
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7%synergy
K'rrik, Son of Yawgmoth
9.1%inclusion3 decks33 decks
7%synergy
Mikaeus, the Unhallowed
9.1%inclusion3 decks33 decks
7%synergy
Rune-Scarred Demon
9.1%inclusion3 decks33 decks
7%synergy
Bloodletter of Aclazotz
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4%synergy
Instants
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22%synergy
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24%inclusion4 decks17 decks
10%synergy
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Artificial Evolution
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21%synergy
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13%synergy
Malakir Rebirth
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10%synergy
Mortify
18%inclusion3 decks17 decks
7%synergy
Village Rites
12%inclusion4 decks33 decks
3%synergy
Ad Nauseam
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Cabal Ritual
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4%synergy
Sorceries
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23%synergy
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21%inclusion3 decks14 decks
10%synergy
Reanimate
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Diabolic Intent
18%inclusion6 decks33 decks
10%synergy
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18%inclusion6 decks33 decks
0%synergy
Debt to the Deathless
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15%synergy
Vindicate
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12%synergy
Damn
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2%synergy
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Imperial Seal
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Victimize
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3%synergy
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11%synergy
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12%inclusion4 decks33 decks
5%synergy
Final Parting
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8%synergy
Unearth
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6%synergy
Beseech the Mirror
9.1%inclusion3 decks33 decks
6%synergy
Read the Bones
9.1%inclusion3 decks33 decks
3%synergy
Sign in Blood
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0%synergy
Night's Whisper
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0%synergy
Feed the Swarm
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-7%synergy
Utility Artifacts
Altar of the Brood
33%inclusion11 decks33 decks
32%synergy
Mindcrank
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23%synergy
Blasting Station
18%inclusion6 decks33 decks
18%synergy
Bolas's Citadel
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10%synergy
Skullclamp
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7%synergy
Swiftfoot Boots
18%inclusion6 decks33 decks
-9%synergy
Nim Deathmantle
15%inclusion5 decks33 decks
15%synergy
Mesmeric Orb
15%inclusion5 decks33 decks
14%synergy
Grindclock
12%inclusion4 decks33 decks
12%synergy
Codex Shredder
12%inclusion4 decks33 decks
11%synergy
Illusionist's Bracers
12%inclusion4 decks33 decks
11%synergy
Bontu's Monument
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10%synergy
Helm of the Host
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9%synergy
Wishclaw Talisman
12%inclusion4 decks33 decks
7%synergy
Lightning Greaves
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-13%synergy
Jet Medallion
9.1%inclusion3 decks33 decks
6%synergy
The One Ring
9.1%inclusion3 decks33 decks
1%synergy
Enchantments
Anointed Procession
29%inclusion5 decks17 decks
22%synergy
Mystic Remora
29%inclusion4 decks14 decks
12%synergy
Dictate of Erebos
27%inclusion9 decks33 decks
24%synergy
Sphinx's Tutelage
21%inclusion3 decks14 decks
20%synergy
Bastion of Remembrance
21%inclusion7 decks33 decks
15%synergy
Phyrexian Arena
18%inclusion6 decks33 decks
3%synergy
Enduring Renewal
18%inclusion3 decks17 decks
18%synergy
Phyrexian Reclamation
15%inclusion5 decks33 decks
12%synergy
Black Market
15%inclusion5 decks33 decks
11%synergy
Grave Pact
15%inclusion5 decks33 decks
10%synergy
Liliana's Contract
12%inclusion4 decks33 decks
11%synergy
Exquisite Blood
12%inclusion4 decks33 decks
7%synergy
Black Market Connections
12%inclusion4 decks33 decks
0%synergy
Darkest Hour
9.1%inclusion3 decks33 decks
9%synergy
Bloodchief Ascension
9.1%inclusion3 decks33 decks
5%synergy
The Meathook Massacre
9.1%inclusion3 decks33 decks
4%synergy
Necropotence
9.1%inclusion3 decks33 decks
4%synergy
Planeswalkers
Liliana, Dreadhorde General
15%inclusion5 decks33 decks
11%synergy
Ob Nixilis Reignited
9.1%inclusion3 decks33 decks
8%synergy
Utility Lands
Bojuka Bog
33%inclusion11 decks33 decks
4%synergy
Reliquary Tower
33%inclusion11 decks33 decks
3%synergy
Urborg, Tomb of Yawgmoth
27%inclusion9 decks33 decks
18%synergy
Cabal Coffers
27%inclusion9 decks33 decks
17%synergy
Phyrexian Tower
21%inclusion7 decks33 decks
12%synergy
Westvale Abbey
18%inclusion6 decks33 decks
16%synergy
Cabal Stronghold
18%inclusion6 decks33 decks
15%synergy
Castle Ardenvale
18%inclusion3 decks17 decks
13%synergy
Temple of the False God
15%inclusion5 decks33 decks
6%synergy
Ancient Tomb
15%inclusion5 decks33 decks
6%synergy
Rogue's Passage
15%inclusion5 decks33 decks
-5%synergy
Castle Locthwain
12%inclusion4 decks33 decks
8%synergy
Command Beacon
12%inclusion4 decks33 decks
7%synergy
Crypt of Agadeem
9.1%inclusion3 decks33 decks
7%synergy
High Market
9.1%inclusion3 decks33 decks
6%synergy
Witch's Cottage
9.1%inclusion3 decks33 decks
6%synergy
Nykthos, Shrine to Nyx
9.1%inclusion3 decks33 decks
4%synergy
Urza's Saga
9.1%inclusion3 decks33 decks
2%synergy
Mana Artifacts
Sol Ring
91%inclusion30 decks33 decks
7%synergy
Arcane Signet
52%inclusion17 decks33 decks
-21%synergy
Orzhov Signet
47%inclusion8 decks17 decks
23%synergy
Talisman of Hierarchy
29%inclusion5 decks17 decks
3%synergy
Talisman of Dominance
29%inclusion4 decks14 decks
-4%synergy
Dimir Signet
21%inclusion3 decks14 decks
-4%synergy
Fellwar Stone
18%inclusion6 decks33 decks
-2%synergy
Mind Stone
15%inclusion5 decks33 decks
0%synergy
Mana Crypt
12%inclusion4 decks33 decks
10%synergy
Mana Vault
12%inclusion4 decks33 decks
6%synergy
Thought Vessel
12%inclusion4 decks33 decks
-5%synergy
Mox Opal
9.1%inclusion3 decks33 decks
5%synergy
Thran Dynamo
9.1%inclusion3 decks33 decks
4%synergy
Lotus Petal
9.1%inclusion3 decks33 decks
2%synergy
Commander's Sphere
9.1%inclusion3 decks33 decks
-3%synergy
Lands
Sea of Clouds
67%inclusion4 decks6 decks
42%synergy
Watery Grave
64%inclusion9 decks14 decks
23%synergy
Command Tower
64%inclusion21 decks33 decks
-11%synergy
Godless Shrine
53%inclusion9 decks17 decks
12%synergy
Temple of Malice
50%inclusion3 decks6 decks
36%synergy
Tundra
50%inclusion3 decks6 decks
36%synergy
Sulfurous Springs
50%inclusion3 decks6 decks
27%synergy
Luxury Suite
50%inclusion3 decks6 decks
25%synergy
Morphic Pool
50%inclusion7 decks14 decks
25%synergy
Raffine's Tower
50%inclusion3 decks6 decks
25%synergy
Glacial Fortress
50%inclusion3 decks6 decks
18%synergy
Hallowed Fountain
50%inclusion3 decks6 decks
11%synergy
Underground River
43%inclusion6 decks14 decks
21%synergy
Drowned Catacomb
43%inclusion6 decks14 decks
14%synergy
Vault of Champions
41%inclusion7 decks17 decks
17%synergy
Caves of Koilos
41%inclusion7 decks17 decks
12%synergy
Sunken Hollow
36%inclusion5 decks14 decks
2%synergy
Isolated Chapel
35%inclusion6 decks17 decks
2%synergy
Underground Sea
29%inclusion4 decks14 decks
14%synergy
Temple of Deceit
29%inclusion4 decks14 decks
14%synergy
Shipwreck Marsh
29%inclusion4 decks14 decks
10%synergy
Marsh Flats
24%inclusion8 decks33 decks
14%synergy
Polluted Delta
24%inclusion8 decks33 decks
12%synergy
Exotic Orchard
24%inclusion8 decks33 decks
-12%synergy
Scrubland
24%inclusion4 decks17 decks
10%synergy
Temple of Silence
24%inclusion4 decks17 decks
6%synergy
Darkslick Shores
21%inclusion3 decks14 decks
17%synergy
Dismal Backwater
21%inclusion3 decks14 decks
15%synergy
Silent Clearing
18%inclusion3 decks17 decks
13%synergy
Brightclimb Pathway
18%inclusion3 decks17 decks
9%synergy
Fetid Heath
18%inclusion3 decks17 decks
5%synergy
Tainted Field
18%inclusion3 decks17 decks
5%synergy
Orzhov Basilica
18%inclusion3 decks17 decks
3%synergy
Bloodstained Mire
15%inclusion5 decks33 decks
4%synergy
Verdant Catacombs
12%inclusion4 decks33 decks
1%synergy
Flooded Strand
12%inclusion4 decks33 decks
1%synergy
Path of Ancestry
12%inclusion4 decks33 decks
-10%synergy
Mana Confluence
9.1%inclusion3 decks33 decks
2%synergy
City of Brass
9.1%inclusion3 decks33 decks
2%synergy
Misty Rainforest
9.1%inclusion3 decks33 decks
-2%synergy
Terramorphic Expanse
9.1%inclusion3 decks33 decks
-6%synergy
Myriad Landscape
9.1%inclusion3 decks33 decks
-7%synergy