Xathrid Necromancer + Maskwood Nexus + Altar of Dementia

Xathrid Necromancer
Maskwood Nexus
Altar of Dementia

Requires
Xathrid Necromancer must be on the battlefield. Maskwood Nexus must be on the battlefield. Altar of Dementia must be on the battlefield. You control at least one additional creature.
Steps
  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
Infinite death triggers. Infinite ETB. Infinite LTB. Infinite mill. Infinite sacrifice triggers. Infinite self-mill.

Ashnod's Altar
73% of 49 decks +66% synergy
Goblin Bombardment
64% of 14 decks +61% synergy
Arcane Adaptation
54% of 24 decks +54% synergy
Zulaport Cutthroat
49% of 49 decks +44% synergy
Phyrexian Altar
47% of 49 decks +43% synergy
Rotlung Reanimator
39% of 49 decks +39% synergy
Bastion of Remembrance
41% of 49 decks +38% synergy
Rhystic Study
50% of 24 decks +36% synergy
Carrion Feeder
39% of 49 decks +36% synergy
Eternal Witness
45% of 11 decks +35% synergy
Top Cards
Swords to Plowshares
59% of 22 decks +31% synergy
Blood Artist
41% of 49 decks +35% synergy
Counterspell
38% of 24 decks +16% synergy
Viscera Seer
37% of 49 decks +32% synergy
Worldly Tutor
36% of 11 decks +30% synergy
Enlightened Tutor
36% of 22 decks +28% synergy
Sakura-Tribe Elder
36% of 11 decks +28% synergy
Esper Sentinel
36% of 22 decks +27% synergy
Smothering Tithe
36% of 22 decks +25% synergy
Birds of Paradise
36% of 11 decks +24% synergy
Creatures
Elas il-Kor, Sadistic Pilgrim
35% of 20 decks +32% synergy
Syr Konrad, the Grim
33% of 49 decks +28% synergy
Magda, Brazen Outlaw
29% of 14 decks +27% synergy
Mayhem Devil
29% of 14 decks +26% synergy
Pitiless Plunderer
29% of 49 decks +25% synergy
Cruel Celebrant
27% of 22 decks +25% synergy
Bloom Tender
27% of 11 decks +23% synergy
Mirkwood Bats
27% of 26 decks +20% synergy
Ingenious Artillerist
25% of 12 decks +24% synergy
Bishop of Wings
23% of 22 decks +22% synergy
Corpse Knight
23% of 22 decks +21% synergy
Sun Titan
23% of 22 decks +18% synergy
Reckless Fireweaver
21% of 14 decks +19% synergy
Purphoros, God of the Forge
21% of 14 decks +19% synergy
Diregraf Captain
21% of 24 decks +20% synergy
Ayara, First of Locthwain
18% of 49 decks +16% synergy
Plaguecrafter
18% of 49 decks +16% synergy
Angel of Glory's Rise
18% of 22 decks +18% synergy
Teysa Karlov
18% of 22 decks +17% synergy
Adeline, Resplendent Cathar
18% of 22 decks +16% synergy
Duskmantle Guildmage
17% of 24 decks +16% synergy
Jadar, Ghoulcaller of Nephalia
17% of 48 decks +15% synergy
Gray Merchant of Asphodel
16% of 49 decks +12% synergy
Orcish Bowmasters
15% of 26 decks +10% synergy
Gravecrawler
14% of 49 decks +13% synergy
Reassembling Skeleton
14% of 49 decks +12% synergy
Grim Haruspex
14% of 49 decks +12% synergy
Solemn Simulacrum
14% of 49 decks +0% synergy
General Kudro of Drannith
14% of 22 decks +13% synergy
Teysa, Orzhov Scion
14% of 22 decks +13% synergy
Fiend Hunter
14% of 22 decks +13% synergy
Athreos, God of Passage
14% of 22 decks +13% synergy
Elenda, the Dusk Rose
14% of 22 decks +12% synergy
Mirror Entity
14% of 22 decks +11% synergy
Karmic Guide
14% of 22 decks +11% synergy
Soul Warden
14% of 22 decks +11% synergy
Mother of Runes
14% of 22 decks +10% synergy
Eloise, Nephalia Sleuth
13% of 23 decks +13% synergy
Wilhelt, the Rotcleaver
13% of 23 decks +13% synergy
Phenax, God of Deception
12% of 24 decks +12% synergy
Aphetto Alchemist
12% of 24 decks +12% synergy
Gisa and Geralf
12% of 24 decks +12% synergy
Bloodsoaked Champion
12% of 49 decks +12% synergy
Cryptbreaker
12% of 49 decks +12% synergy
Species Specialist
12% of 49 decks +11% synergy
Sidisi, Undead Vizier
12% of 49 decks +11% synergy
Priest of Forgotten Gods
12% of 49 decks +11% synergy
Woe Strider
12% of 49 decks +11% synergy
Sheoldred
10% of 29 decks +8% synergy
Sling-Gang Lieutenant
10% of 49 decks +10% synergy
Instants
Path to Exile
32% of 22 decks +11% synergy
Arcane Denial
29% of 24 decks +20% synergy
Vampiric Tutor
29% of 49 decks +19% synergy
Chaos Warp
29% of 14 decks +13% synergy
Despark
27% of 22 decks +24% synergy
An Offer You Can't Refuse
26% of 23 decks +16% synergy
Brainstorm
25% of 24 decks +14% synergy
Artificial Evolution
21% of 24 decks +21% synergy
Mystical Tutor
21% of 24 decks +13% synergy
Mana Drain
21% of 24 decks +13% synergy
Swan Song
21% of 24 decks +13% synergy
Cyclonic Rift
21% of 24 decks +7% synergy
Dark Ritual
20% of 49 decks +9% synergy
Teferi's Protection
18% of 22 decks +9% synergy
Pact of Negation
17% of 24 decks +13% synergy
Force of Negation
17% of 24 decks +12% synergy
Fierce Guardianship
17% of 24 decks +8% synergy
Malakir Rebirth
14% of 49 decks +10% synergy
Shields of Velis Vel
14% of 22 decks +13% synergy
Dire Tactics
14% of 22 decks +13% synergy
Anguished Unmaking
14% of 22 decks +8% synergy
Muddle the Mixture
12% of 24 decks +10% synergy
Force of Will
12% of 24 decks +7% synergy
Deadly Dispute
12% of 48 decks +7% synergy
Pongify
12% of 24 decks +7% synergy
Frantic Search
12% of 24 decks +7% synergy
Village Rites
12% of 49 decks +7% synergy
Plumb the Forbidden
10% of 48 decks +9% synergy
Hagra Mauling
10% of 49 decks +9% synergy
Tragic Slip
10% of 49 decks +8% synergy
Defile
8% of 49 decks +6% synergy
Entomb
8% of 49 decks +4% synergy
Costly Plunder
6% of 49 decks +5% synergy
Soul Shatter
6% of 49 decks +5% synergy
Go for the Throat
6% of 49 decks +3% synergy
Sorceries
Demonic Tutor
43% of 49 decks +31% synergy
Cultivate
36% of 11 decks +15% synergy
Victimize
31% of 49 decks +25% synergy
Faithless Looting
29% of 14 decks +20% synergy
Regrowth
27% of 11 decks +26% synergy
Culling Ritual
27% of 11 decks +25% synergy
Nature's Lore
27% of 11 decks +12% synergy
Farseek
27% of 11 decks +11% synergy
Diabolic Intent
27% of 49 decks +22% synergy
Blasphemous Act
21% of 14 decks +5% synergy
Diabolic Tutor
20% of 49 decks +17% synergy
Feed the Swarm
20% of 49 decks +11% synergy
Lich-Knights' Conquest
20% of 15 decks +18% synergy
Beseech the Mirror
20% of 15 decks +18% synergy
Grim Tutor
18% of 49 decks +16% synergy
Toxic Deluge
18% of 49 decks +10% synergy
Idyllic Tutor
18% of 22 decks +16% synergy
Sevinne's Reclamation
18% of 22 decks +15% synergy
Fabricate
17% of 24 decks +14% synergy
Preordain
17% of 24 decks +11% synergy
Ponder
17% of 24 decks +10% synergy
Living Death
16% of 49 decks +14% synergy
Imperial Seal
14% of 49 decks +11% synergy
Reanimate
14% of 49 decks +7% synergy
Austere Command
14% of 22 decks +8% synergy
Empty the Laboratory
13% of 23 decks +13% synergy
Fractured Sanity
13% of 23 decks +12% synergy
Personal Tutor
12% of 24 decks +12% synergy
Maddening Cacophony
12% of 24 decks +11% synergy
Treasure Cruise
12% of 24 decks +10% synergy
Windfall
12% of 24 decks +6% synergy
Final Parting
12% of 49 decks +11% synergy
Sign in Blood
12% of 49 decks +7% synergy
Profane Tutor
10% of 48 decks +9% synergy
Buried Alive
10% of 49 decks +7% synergy
Read the Bones
10% of 49 decks +6% synergy
Damnation
10% of 49 decks +6% synergy
Scheming Symmetry
8% of 49 decks +7% synergy
Crux of Fate
8% of 49 decks +7% synergy
Painful Truths
8% of 49 decks +7% synergy
Kindred Dominance
8% of 49 decks +6% synergy
Agadeem's Awakening
8% of 49 decks +6% synergy
Dread Return
8% of 49 decks +5% synergy
Bone Shards
6% of 48 decks +5% synergy
Unmarked Grave
6% of 48 decks +5% synergy
Dread Summons
6% of 49 decks +6% synergy
Night's Whisper
6% of 49 decks +1% synergy
Utility Artifacts
Skullclamp
27% of 49 decks +14% synergy
Realmbreaker, the Invasion Tree
23% of 30 decks +22% synergy
Blasting Station
18% of 49 decks +18% synergy
Altar of the Brood
18% of 49 decks +17% synergy
Swiftfoot Boots
18% of 49 decks -10% synergy
Bontu's Monument
14% of 49 decks +12% synergy
Bolas's Citadel
14% of 49 decks +9% synergy
Lightning Greaves
14% of 49 decks -11% synergy
Wayfarer's Bauble
12% of 49 decks +2% synergy
Mindcrank
10% of 49 decks +9% synergy
Desecrated Tomb
8% of 49 decks +8% synergy
Sensei's Divining Top
8% of 49 decks +2% synergy
Jet Medallion
6% of 49 decks +4% synergy
Expedition Map
6% of 49 decks +3% synergy
Herald's Horn
6% of 49 decks -0% synergy
Enchantments
Conspiracy
31% of 49 decks +30% synergy
Rooftop Storm
29% of 24 decks +28% synergy
Impact Tremors
29% of 14 decks +24% synergy
Dictate of Erebos
27% of 49 decks +24% synergy
Xenograft
25% of 24 decks +25% synergy
Mystic Remora
25% of 24 decks +16% synergy
Black Market
20% of 49 decks +18% synergy
Phyrexian Arena
20% of 49 decks +13% synergy
The Meathook Massacre
19% of 48 decks +16% synergy
Black Market Connections
15% of 46 decks +10% synergy
Cathars' Crusade
14% of 22 decks +11% synergy
Ghostly Prison
14% of 22 decks +8% synergy
Intruder Alarm
12% of 24 decks +12% synergy
Dreadhorde Invasion
12% of 49 decks +11% synergy
Phyrexian Reclamation
12% of 49 decks +10% synergy
Grave Pact
12% of 49 decks +10% synergy
Agent of the Iron Throne
11% of 46 decks +9% synergy
Endless Ranks of the Dead
10% of 49 decks +9% synergy
Tainted Remedy
8% of 49 decks +8% synergy
Dark Prophecy
8% of 49 decks +8% synergy
Open the Graves
8% of 49 decks +8% synergy
Vampiric Rites
8% of 49 decks +7% synergy
Bitterblossom
8% of 49 decks +6% synergy
Sanguine Bond
8% of 49 decks +5% synergy
Zombie Infestation
6% of 49 decks +6% synergy
Liliana's Contract
6% of 49 decks +6% synergy
The Eldest Reborn
6% of 49 decks +5% synergy
Exquisite Blood
6% of 49 decks +4% synergy
Necropotence
6% of 49 decks +3% synergy
Animate Dead
6% of 49 decks +1% synergy
Planeswalkers
Liliana, Dreadhorde General
12% of 49 decks +10% synergy
Karn, the Great Creator
8% of 49 decks +7% synergy
Utility Lands
Bojuka Bog
35% of 49 decks +19% synergy
Urborg, Tomb of Yawgmoth
31% of 49 decks +21% synergy
Boseiju, Who Endures
27% of 11 decks +18% synergy
Cabal Coffers
27% of 49 decks +21% synergy
Reliquary Tower
20% of 49 decks -9% synergy
Otawara, Soaring City
17% of 23 decks +9% synergy
Academy Ruins
17% of 24 decks +14% synergy
Castle Locthwain
16% of 49 decks +13% synergy
Witch's Cottage
14% of 49 decks +12% synergy
Phyrexian Tower
14% of 49 decks +10% synergy
Ancient Tomb
14% of 49 decks +4% synergy
Castle Ardenvale
14% of 22 decks +11% synergy
Westvale Abbey
12% of 49 decks +11% synergy
High Market
10% of 49 decks +7% synergy
Takenuma, Abandoned Mire
9% of 47 decks +3% synergy
Nykthos, Shrine to Nyx
8% of 49 decks +2% synergy
Temple of the False God
8% of 49 decks -2% synergy
Rogue's Passage
8% of 49 decks -11% synergy
Urza's Saga
6% of 48 decks -1% synergy
Yavimaya, Cradle of Growth
6% of 48 decks -3% synergy
Cabal Stronghold
6% of 49 decks +4% synergy
Mortuary Mire
6% of 49 decks +4% synergy
Field of the Dead
6% of 49 decks +3% synergy
Inventors' Fair
6% of 49 decks +2% synergy
Mana Artifacts
Sol Ring
88% of 49 decks +3% synergy
Arcane Signet
65% of 49 decks -6% synergy
Orzhov Signet
55% of 22 decks +48% synergy
Dimir Signet
42% of 24 decks +34% synergy
Azorius Signet
38% of 8 decks +32% synergy
Talisman of Hierarchy
32% of 22 decks +26% synergy
Talisman of Dominance
29% of 24 decks +21% synergy
Thought Vessel
22% of 49 decks +6% synergy
Rakdos Signet
21% of 14 decks +15% synergy
Mana Crypt
20% of 49 decks +9% synergy
Mind Stone
18% of 49 decks +1% synergy
Fellwar Stone
18% of 49 decks -3% synergy
Commander's Sphere
12% of 49 decks -4% synergy
Crowded Crypt
10% of 48 decks +10% synergy
Jeweled Lotus
10% of 49 decks +3% synergy
Mana Vault
8% of 49 decks +2% synergy
Mox Tantalite
6% of 49 decks +6% synergy
Charcoal Diamond
6% of 49 decks +3% synergy
Chromatic Lantern
6% of 49 decks -3% synergy
Lands
Command Tower
67% of 49 decks -6% synergy
Watery Grave
67% of 24 decks +56% synergy
Raffine's Tower
62% of 8 decks +59% synergy
Hallowed Fountain
62% of 8 decks +53% synergy
Savai Triome
57% of 7 decks +54% synergy
Zagoth Triome
57% of 7 decks +54% synergy
Overgrown Tomb
55% of 11 decks +45% synergy
Tundra
50% of 8 decks +47% synergy
Sea of Clouds
50% of 8 decks +44% synergy
Godless Shrine
50% of 22 decks +41% synergy
Caves of Koilos
45% of 22 decks +39% synergy
Breeding Pool
43% of 7 decks +34% synergy
Arcane Sanctum
38% of 8 decks +34% synergy
Morphic Pool
38% of 24 decks +31% synergy
Undergrowth Stadium
36% of 11 decks +31% synergy
Vault of Champions
36% of 22 decks +30% synergy
Blood Crypt
36% of 14 decks +27% synergy
Underground Sea
33% of 24 decks +30% synergy
Shattered Sanctum
32% of 22 decks +29% synergy
Temple of Silence
32% of 22 decks +28% synergy
Isolated Chapel
32% of 22 decks +26% synergy
Polluted Delta
31% of 49 decks +20% synergy
Shipwreck Marsh
30% of 23 decks +26% synergy
Xander's Lounge
30% of 10 decks +27% synergy
Drowned Catacomb
29% of 24 decks +23% synergy
Luxury Suite
29% of 14 decks +22% synergy
Tainted Field
27% of 22 decks +24% synergy
Volcanic Island
27% of 11 decks +24% synergy
Training Center
27% of 11 decks +21% synergy
Steam Vents
27% of 11 decks +18% synergy
Exotic Orchard
27% of 49 decks -9% synergy
Path of Ancestry
24% of 49 decks +4% synergy
Evolving Wilds
24% of 49 decks +3% synergy
Brightclimb Pathway
23% of 22 decks +20% synergy
Shineshadow Snarl
23% of 22 decks +20% synergy
Scrubland
23% of 22 decks +20% synergy
Orzhov Basilica
23% of 22 decks +19% synergy
Marsh Flats
22% of 49 decks +11% synergy
Verdant Catacombs
22% of 49 decks +11% synergy
Terramorphic Expanse
22% of 49 decks +7% synergy
Myriad Landscape
22% of 49 decks +2% synergy
Badlands
21% of 14 decks +18% synergy
Rakdos Carnarium
21% of 14 decks +18% synergy
Sulfurous Springs
21% of 14 decks +17% synergy
Bloodstained Mire
20% of 49 decks +10% synergy
Underground River
17% of 24 decks +12% synergy
Sunken Hollow
17% of 24 decks +8% synergy
Scalding Tarn
16% of 49 decks +5% synergy
Misty Rainforest
16% of 49 decks +5% synergy
City of Brass
14% of 49 decks +6% synergy