Xathrid Necromancer
Maskwood Nexus
Altar of Dementia

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
You control at least one additional creature.

   Steps

How does this combo work?
1
Activate Altar of Dementia by sacrificing another creature.
2
When the creature dies, Xathrid Necromancer triggers, creating a 2/2 Zombie creature token that is a Human due to Maskwood Nexus.
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
Wick, the Whorled Mind
0.0%inclusion3 decks12.8K decks
Shadowheart, Dark Justiciar // Haunted One
0.2%inclusion2 decks929 decks
Teysa Karlov
0.0%inclusion2 decks19.9K decks
Silvar, Devourer of the Free // Trynn, Champion of Freedom
0.0%inclusion2 decks4.56K decks
Varina, Lich Queen
0.0%inclusion2 decks10.9K decks
Jerren, Corrupted Bishop
0.2%inclusion2 decks926 decks
Zellix, Sanity Flayer // Scion of Halaster
0.2%inclusion1 decks403 decks
Captain N'ghathrod
0.0%inclusion1 decks17K decks
Mikaeus, the Unhallowed
0.1%inclusion1 decks2K decks
Vito, Thorn of the Dusk Rose
0.0%inclusion1 decks4.39K decks
Chainer, Nightmare Adept
0.0%inclusion1 decks3.27K decks
Kresh the Bloodbraided
0.0%inclusion1 decks3.82K decks
Orah, Skyclave Hierophant
0.0%inclusion1 decks3.32K decks
Kenrith, the Returned King
0.0%inclusion1 decks29.5K decks
Phenax, God of Deception
0.0%inclusion1 decks8.52K decks
Ludevic, Necro-Alchemist // Reyhan, Last of the Abzan
0.9%inclusion1 decks114 decks
Kamiz, Obscura Oculus
0.0%inclusion1 decks3.71K decks
Karador, Ghost Chieftain
0.0%inclusion1 decks6.34K decks
New Cards
Garrison Excavator
100%inclusion1 decks1 decks
100%synergy
Quintorius, History Chaser
100%inclusion1 decks1 decks
100%synergy
Rat King, Pale Piper
50%inclusion1 decks2 decks
49%synergy
High Synergy Cards
Arcane Adaptation
73%inclusion11 decks15 decks
72%synergy
Ashnod's Altar
68%inclusion26 decks38 decks
62%synergy
Goblin Bombardment
67%inclusion10 decks15 decks
61%synergy
Leyline of Transformation
58%inclusion7 decks12 decks
57%synergy
Phyrexian Altar
53%inclusion20 decks38 decks
49%synergy
Xenograft
47%inclusion7 decks15 decks
47%synergy
Rotlung Reanimator
39%inclusion15 decks38 decks
39%synergy
Bastion of Remembrance
45%inclusion17 decks38 decks
38%synergy
Pitiless Plunderer
45%inclusion17 decks38 decks
36%synergy
Zulaport Cutthroat
42%inclusion16 decks38 decks
34%synergy
Top Cards
Swords to Plowshares
78%inclusion14 decks18 decks
17%synergy
An Offer You Can't Refuse
53%inclusion8 decks15 decks
28%synergy
Blood Artist
42%inclusion16 decks38 decks
31%synergy
Arcane Denial
40%inclusion6 decks15 decks
20%synergy
Counterspell
40%inclusion6 decks15 decks
-2%synergy
Viscera Seer
37%inclusion14 decks38 decks
29%synergy
Dark Ritual
37%inclusion14 decks38 decks
12%synergy
Conspiracy
34%inclusion13 decks38 decks
34%synergy
Artificial Evolution
33%inclusion5 decks15 decks
33%synergy
Elas il-Kor, Sadistic Pilgrim
33%inclusion6 decks18 decks
24%synergy
Game Changers
Cyclonic Rift
40%inclusion6 decks15 decks
19%synergy
Enlightened Tutor
39%inclusion7 decks18 decks
24%synergy
Smothering Tithe
33%inclusion6 decks18 decks
13%synergy
Rhystic Study
33%inclusion5 decks15 decks
10%synergy
Demonic Tutor
26%inclusion10 decks38 decks
7%synergy
Vampiric Tutor
21%inclusion8 decks38 decks
7%synergy
Fierce Guardianship
20%inclusion3 decks15 decks
3%synergy
Imperial Seal
13%inclusion5 decks38 decks
8%synergy
Bolas's Citadel
13%inclusion5 decks38 decks
5%synergy
Tergrid, God of Fright
7.9%inclusion3 decks38 decks
6%synergy
Creatures
Birds of Paradise
50%inclusion3 decks6 decks
22%synergy
Teysa Karlov
28%inclusion5 decks18 decks
23%synergy
Cruel Celebrant
28%inclusion5 decks18 decks
21%synergy
Grand Abolisher
28%inclusion5 decks18 decks
19%synergy
Esper Sentinel
28%inclusion5 decks18 decks
9%synergy
Totentanz, Swarm Piper
27%inclusion4 decks15 decks
26%synergy
Syr Konrad, the Grim
26%inclusion10 decks38 decks
18%synergy
Fiend Hunter
22%inclusion4 decks18 decks
21%synergy
Reveillark
22%inclusion4 decks18 decks
21%synergy
Teysa, Orzhov Scion
22%inclusion4 decks18 decks
21%synergy
Luminous Broodmoth
22%inclusion4 decks18 decks
19%synergy
Karmic Guide
22%inclusion4 decks18 decks
19%synergy
Mangara, the Diplomat
22%inclusion4 decks18 decks
18%synergy
Kambal, Profiteering Mayor
22%inclusion4 decks18 decks
17%synergy
Agate Instigator
21%inclusion3 decks14 decks
19%synergy
Species Specialist
21%inclusion8 decks38 decks
20%synergy
Priest of Forgotten Gods
21%inclusion8 decks38 decks
19%synergy
Ayara, First of Locthwain
21%inclusion8 decks38 decks
18%synergy
Carrion Feeder
21%inclusion8 decks38 decks
17%synergy
Amoeboid Changeling
20%inclusion3 decks15 decks
19%synergy
Jace's Archivist
20%inclusion3 decks15 decks
18%synergy
Taurean Mauler
20%inclusion3 decks15 decks
17%synergy
Mayhem Devil
20%inclusion3 decks15 decks
10%synergy
Woe Strider
18%inclusion7 decks38 decks
17%synergy
Ayli, Eternal Pilgrim
17%inclusion3 decks18 decks
15%synergy
Corpse Knight
17%inclusion3 decks18 decks
12%synergy
Mother of Runes
17%inclusion3 decks18 decks
11%synergy
Soul Warden
17%inclusion3 decks18 decks
11%synergy
Sun Titan
17%inclusion3 decks18 decks
9%synergy
Umbral Collar Zealot
16%inclusion3 decks19 decks
13%synergy
Gravecrawler
16%inclusion6 decks38 decks
12%synergy
Morbid Opportunist
16%inclusion6 decks38 decks
8%synergy
Mirkwood Bats
16%inclusion6 decks38 decks
7%synergy
Warren Soultrader
14%inclusion5 decks37 decks
8%synergy
Dimir House Guard
13%inclusion5 decks38 decks
13%synergy
Doomed Necromancer
13%inclusion5 decks38 decks
12%synergy
Butcher of Malakir
13%inclusion5 decks38 decks
11%synergy
Grim Haruspex
13%inclusion5 decks38 decks
10%synergy
Yawgmoth, Thran Physician
13%inclusion5 decks38 decks
10%synergy
Sheoldred, the Apocalypse
13%inclusion5 decks38 decks
8%synergy
Gray Merchant of Asphodel
13%inclusion5 decks38 decks
5%synergy
Solemn Simulacrum
13%inclusion5 decks38 decks
1%synergy
Marionette Apprentice
11%inclusion4 decks37 decks
6%synergy
Shadow-Rite Priest
11%inclusion4 decks38 decks
10%synergy
Taborax, Hope's Demise
11%inclusion4 decks38 decks
10%synergy
Whisper, Blood Liturgist
11%inclusion4 decks38 decks
10%synergy
Bloodsoaked Champion
11%inclusion4 decks38 decks
10%synergy
Master of Dark Rites
11%inclusion4 decks38 decks
9%synergy
Ghoulcaller Gisa
11%inclusion4 decks38 decks
9%synergy
Kokusho, the Evening Star
11%inclusion4 decks38 decks
9%synergy
Instants
Negate
33%inclusion5 decks15 decks
13%synergy
Path to Exile
28%inclusion5 decks18 decks
-19%synergy
Mana Drain
27%inclusion4 decks15 decks
12%synergy
Swan Song
27%inclusion4 decks15 decks
9%synergy
Malakir Rebirth
24%inclusion9 decks38 decks
15%synergy
Anguished Unmaking
22%inclusion4 decks18 decks
-2%synergy
Muddle the Mixture
20%inclusion3 decks15 decks
16%synergy
Pyroblast
20%inclusion3 decks15 decks
14%synergy
Bedevil
20%inclusion3 decks15 decks
8%synergy
Rakdos Charm
20%inclusion3 decks15 decks
5%synergy
Brainstorm
20%inclusion3 decks15 decks
2%synergy
Chaos Warp
20%inclusion3 decks15 decks
-9%synergy
Withering Torment
18%inclusion5 decks28 decks
10%synergy
Dire Tactics
17%inclusion3 decks18 decks
16%synergy
Silence
17%inclusion3 decks18 decks
10%synergy
Inkshield
17%inclusion3 decks18 decks
9%synergy
Akroma's Will
17%inclusion3 decks18 decks
7%synergy
Stroke of Midnight
17%inclusion3 decks18 decks
6%synergy
Despark
17%inclusion3 decks18 decks
3%synergy
Entomb
13%inclusion5 decks38 decks
6%synergy
Hagra Mauling
11%inclusion4 decks38 decks
9%synergy
Cabal Ritual
11%inclusion4 decks38 decks
5%synergy
Village Rites
11%inclusion4 decks38 decks
1%synergy
Deadly Dispute
11%inclusion4 decks38 decks
-2%synergy
Fell the Profane
8.1%inclusion3 decks37 decks
-1%synergy
Snuff Out
7.9%inclusion3 decks38 decks
4%synergy
Deadly Rollick
7.9%inclusion3 decks38 decks
-6%synergy
Sorceries
Feed the Swarm
32%inclusion12 decks38 decks
16%synergy
Reanimate
29%inclusion11 decks38 decks
10%synergy
Blasphemous Act
27%inclusion4 decks15 decks
-7%synergy
Victimize
26%inclusion10 decks38 decks
14%synergy
Grim Tutor
21%inclusion8 decks38 decks
17%synergy
Diabolic Tutor
21%inclusion8 decks38 decks
16%synergy
Preordain
20%inclusion3 decks15 decks
11%synergy
Ponder
20%inclusion3 decks15 decks
8%synergy
Toxic Deluge
18%inclusion7 decks38 decks
1%synergy
Buried Alive
16%inclusion6 decks38 decks
10%synergy
Diabolic Intent
16%inclusion6 decks38 decks
8%synergy
Sign in Blood
16%inclusion6 decks38 decks
7%synergy
Beseech the Mirror
13%inclusion5 decks38 decks
10%synergy
Read the Bones
13%inclusion5 decks38 decks
8%synergy
Blasphemous Edict
11%inclusion3 decks28 decks
5%synergy
Dimir Machinations
11%inclusion4 decks38 decks
10%synergy
Rise of the Dark Realms
11%inclusion4 decks38 decks
6%synergy
Damnation
11%inclusion4 decks38 decks
4%synergy
Bone Shards
7.9%inclusion3 decks38 decks
7%synergy
Profane Tutor
7.9%inclusion3 decks38 decks
6%synergy
Patriarch's Bidding
7.9%inclusion3 decks38 decks
6%synergy
Agadeem's Awakening
7.9%inclusion3 decks38 decks
5%synergy
Torment of Hailfire
7.9%inclusion3 decks38 decks
4%synergy
Exsanguinate
7.9%inclusion3 decks38 decks
1%synergy
Night's Whisper
7.9%inclusion3 decks38 decks
-2%synergy
Utility Artifacts
Skullclamp
29%inclusion11 decks38 decks
18%synergy
Blasting Station
18%inclusion7 decks38 decks
18%synergy
Altar of the Brood
16%inclusion6 decks38 decks
15%synergy
Jet Medallion
16%inclusion6 decks38 decks
12%synergy
Lightning Greaves
16%inclusion6 decks38 decks
-9%synergy
Wishclaw Talisman
13%inclusion5 decks38 decks
8%synergy
Swiftfoot Boots
13%inclusion5 decks38 decks
-14%synergy
Nim Deathmantle
11%inclusion4 decks38 decks
10%synergy
Bontu's Monument
11%inclusion4 decks38 decks
8%synergy
Relic Vial
7.9%inclusion3 decks38 decks
8%synergy
Mesmeric Orb
7.9%inclusion3 decks38 decks
6%synergy
Mindcrank
7.9%inclusion3 decks38 decks
6%synergy
Thousand-Year Elixir
7.9%inclusion3 decks38 decks
6%synergy
The Ozolith
7.9%inclusion3 decks38 decks
4%synergy
Enchantments
Impact Tremors
33%inclusion5 decks15 decks
24%synergy
Phyrexian Arena
24%inclusion9 decks38 decks
8%synergy
Grave Pact
21%inclusion8 decks38 decks
16%synergy
Black Market Connections
21%inclusion8 decks38 decks
9%synergy
Molten Echoes
20%inclusion3 decks15 decks
19%synergy
Mystic Remora
20%inclusion3 decks15 decks
4%synergy
Black Market
18%inclusion7 decks38 decks
14%synergy
Anointed Procession
17%inclusion3 decks18 decks
10%synergy
Dictate of Erebos
16%inclusion6 decks38 decks
13%synergy
The Meathook Massacre
16%inclusion6 decks38 decks
11%synergy
Phyrexian Reclamation
13%inclusion5 decks38 decks
10%synergy
Animate Dead
13%inclusion5 decks38 decks
4%synergy
Agent of the Iron Throne
11%inclusion4 decks38 decks
9%synergy
Sanguine Bond
11%inclusion4 decks38 decks
5%synergy
Funeral Room // Awakening Hall
10%inclusion3 decks30 decks
8%synergy
Liliana's Contract
7.9%inclusion3 decks38 decks
7%synergy
Open the Graves
7.9%inclusion3 decks38 decks
7%synergy
Bitterblossom
7.9%inclusion3 decks38 decks
4%synergy
Exquisite Blood
7.9%inclusion3 decks38 decks
3%synergy
Planeswalkers
Liliana, Dreadhorde General
26%inclusion10 decks38 decks
23%synergy
Utility Lands
Bojuka Bog
39%inclusion15 decks38 decks
10%synergy
Otawara, Soaring City
33%inclusion5 decks15 decks
17%synergy
Urborg, Tomb of Yawgmoth
32%inclusion12 decks38 decks
23%synergy
Reliquary Tower
32%inclusion12 decks38 decks
2%synergy
Cabal Coffers
26%inclusion10 decks38 decks
17%synergy
Phyrexian Tower
21%inclusion8 decks38 decks
12%synergy
Castle Ardenvale
17%inclusion3 decks18 decks
12%synergy
Castle Locthwain
13%inclusion5 decks38 decks
9%synergy
Westvale Abbey
11%inclusion4 decks38 decks
8%synergy
High Market
11%inclusion4 decks38 decks
8%synergy
Nykthos, Shrine to Nyx
11%inclusion4 decks38 decks
5%synergy
Takenuma, Abandoned Mire
11%inclusion4 decks38 decks
2%synergy
Rogue's Passage
11%inclusion4 decks38 decks
-10%synergy
Three Tree City
8.6%inclusion3 decks35 decks
4%synergy
Barad-dûr
7.9%inclusion3 decks38 decks
6%synergy
War Room
7.9%inclusion3 decks38 decks
2%synergy
Ancient Tomb
7.9%inclusion3 decks38 decks
-1%synergy
Mana Artifacts
Sol Ring
84%inclusion32 decks38 decks
1%synergy
Arcane Signet
66%inclusion25 decks38 decks
-6%synergy
Orzhov Signet
33%inclusion6 decks18 decks
11%synergy
Dimir Signet
27%inclusion4 decks15 decks
3%synergy
Talisman of Dominance
27%inclusion4 decks15 decks
-6%synergy
Talisman of Hierarchy
22%inclusion4 decks18 decks
-4%synergy
Fellwar Stone
21%inclusion8 decks38 decks
1%synergy
Thought Vessel
18%inclusion7 decks38 decks
1%synergy
Mind Stone
16%inclusion6 decks38 decks
2%synergy
Commander's Sphere
11%inclusion4 decks38 decks
-1%synergy
Mana Vault
7.9%inclusion3 decks38 decks
2%synergy
Lands
Savannah
100%inclusion3 decks3 decks
87%synergy
Overgrown Tomb
67%inclusion4 decks6 decks
25%synergy
Command Tower
66%inclusion25 decks38 decks
-8%synergy
Watery Grave
53%inclusion8 decks15 decks
12%synergy
Bayou
50%inclusion3 decks6 decks
37%synergy
Tundra
50%inclusion3 decks6 decks
36%synergy
Godless Shrine
50%inclusion9 decks18 decks
9%synergy
Underground Sea
47%inclusion7 decks15 decks
32%synergy
Drowned Catacomb
47%inclusion7 decks15 decks
18%synergy
Scrubland
44%inclusion8 decks18 decks
31%synergy
Plateau
43%inclusion3 decks7 decks
31%synergy
Nomad Outpost
43%inclusion3 decks7 decks
14%synergy
Shivan Reef
43%inclusion3 decks7 decks
13%synergy
Sulfur Falls
43%inclusion3 decks7 decks
8%synergy
Shipwreck Marsh
40%inclusion6 decks15 decks
22%synergy
Morphic Pool
40%inclusion6 decks15 decks
16%synergy
Isolated Chapel
39%inclusion7 decks18 decks
5%synergy
Polluted Delta
34%inclusion13 decks38 decks
22%synergy
Underground River
33%inclusion5 decks15 decks
11%synergy
Sulfurous Springs
33%inclusion5 decks15 decks
10%synergy
Dragonskull Summit
33%inclusion5 decks15 decks
-2%synergy
Exotic Orchard
29%inclusion11 decks38 decks
-8%synergy
Tainted Field
28%inclusion5 decks18 decks
15%synergy
Temple of Silence
28%inclusion5 decks18 decks
11%synergy
Caves of Koilos
28%inclusion5 decks18 decks
-1%synergy
Temple of Deceit
27%inclusion4 decks15 decks
13%synergy
Sunken Hollow
27%inclusion4 decks15 decks
-7%synergy
Smoldering Marsh
27%inclusion4 decks15 decks
-7%synergy
Blood Crypt
27%inclusion4 decks15 decks
-12%synergy
Marsh Flats
26%inclusion10 decks38 decks
16%synergy
Verdant Catacombs
26%inclusion10 decks38 decks
15%synergy
Bloodstained Mire
26%inclusion10 decks38 decks
15%synergy
Path of Ancestry
26%inclusion10 decks38 decks
4%synergy
Orzhov Basilica
22%inclusion4 decks18 decks
8%synergy
Vault of Champions
22%inclusion4 decks18 decks
-1%synergy
Flooded Strand
21%inclusion8 decks38 decks
10%synergy
Darkslick Shores
20%inclusion3 decks15 decks
15%synergy
Clearwater Pathway
20%inclusion3 decks15 decks
13%synergy
Arid Mesa
18%inclusion7 decks38 decks
8%synergy
Misty Rainforest
18%inclusion7 decks38 decks
7%synergy
Concealed Courtyard
17%inclusion3 decks18 decks
11%synergy
Desolate Mire
17%inclusion3 decks18 decks
10%synergy
Shadowy Backstreet
17%inclusion3 decks18 decks
6%synergy
Shineshadow Snarl
17%inclusion3 decks18 decks
4%synergy
Shattered Sanctum
17%inclusion3 decks18 decks
1%synergy
City of Brass
16%inclusion6 decks38 decks
8%synergy
Scalding Tarn
13%inclusion5 decks38 decks
3%synergy
Windswept Heath
13%inclusion5 decks38 decks
2%synergy
Reflecting Pool
11%inclusion4 decks38 decks
5%synergy
Mana Confluence
11%inclusion4 decks38 decks
4%synergy