Headless Rider + Nim Deathmantle + Ashnod's Altar

Headless Rider
Nim Deathmantle
Ashnod's Altar

Requires
Headless Rider must be on the battlefield. Nim Deathmantle must be on the battlefield. Ashnod's Altar must be on the battlefield.
Steps
  1. Activate Ashnod's Altar by sacrificing Headless Rider, adding .
  2. Headless Rider and Nim Deathmantle trigger.
  3. Resolve the Headless Rider trigger, creating a 2/2 Zombie creature token.
  4. Activate Ashnod's Altar by sacrificing the Zombie token, adding .
  5. Resolve the Nim Deathmantle trigger, paying 4 to return Headless Rider to the battlefield, and attach Nim Deathmantle to it.
  6. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Wilhelt, the Rotcleaver
1.56% of 18990 decks 297 decks
The Scarab God
0.82% of 10459 decks 86 decks
Grimgrin, Corpse-Born
2.31% of 2123 decks 49 decks
Ghoulcaller Gisa
1.55% of 2845 decks 44 decks
Varina, Lich Queen
0.55% of 7100 decks 39 decks
Nevinyrral, Urborg Tyrant
2.47% of 1541 decks 38 decks
Gisa and Geralf
0.80% of 4759 decks 38 decks
Enkira, Hostile Scavenger
8.13% of 369 decks 30 decks
Mikaeus, the Unhallowed
2.06% of 1358 decks 28 decks
Liliana, Heretical Healer
0.36% of 3323 decks 12 decks
Ayara, First of Locthwain
0.23% of 4836 decks 11 decks
Sidisi, Undead Vizier
1.27% of 551 decks 7 decks
Kraum, Ludevic's Opus // Tormod, the Desecrator
2.09% of 287 decks 6 decks
Lim-Dûl the Necromancer
2.69% of 186 decks 5 decks
Braids, Arisen Nightmare
0.07% of 7006 decks 5 decks
Muldrotha, the Gravetide
0.03% of 15505 decks 5 decks
Teysa Karlov
0.03% of 15565 decks 5 decks
Ratadrabik of Urborg
0.09% of 5777 decks 5 decks
New Cards
Blasphemous Edict
83% of 18 decks +49% synergy
Zul Ashur, Lich Lord
80% of 40 decks +77% synergy
Withering Torment
55% of 67 decks +36% synergy
Unstoppable Slasher
40% of 85 decks +34% synergy
Gloomlake Verge
36% of 69 decks +18% synergy
High Synergy Cards
Gravecrawler
94% of 805 decks +91% synergy
Rooftop Storm
90% of 582 decks +88% synergy
Diregraf Captain
87% of 582 decks +83% synergy
Diregraf Colossus
79% of 805 decks +77% synergy
Wayward Servant
77% of 99 decks +76% synergy
Necroduality
76% of 582 decks +75% synergy
Undead Augur
70% of 805 decks +68% synergy
Corpse Knight
73% of 99 decks +67% synergy
Gray Merchant of Asphodel
76% of 805 decks +67% synergy
Death Baron
68% of 805 decks +66% synergy
Top Cards
Glissa Sunslayer
68% of 37 decks +62% synergy
Carrion Feeder
67% of 805 decks +62% synergy
Wight of the Reliquary
67% of 9 decks +58% synergy
Phyrexian Altar
66% of 805 decks +62% synergy
Swords to Plowshares
64% of 99 decks +1% synergy
Undead Warchief
61% of 805 decks +59% synergy
Plague Belcher
60% of 805 decks +60% synergy
Cultivate
58% of 48 decks +12% synergy
Accursed Marauder
58% of 194 decks +49% synergy
Warren Soultrader
57% of 216 decks +50% synergy
Creatures
Mikaeus, the Unhallowed
56% of 805 decks +54% synergy
Cryptbreaker
55% of 805 decks +54% synergy
Ratadrabik of Urborg
52% of 91 decks +49% synergy
Cleaver Skaab
51% of 582 decks +50% synergy
Grave Titan
49% of 805 decks +47% synergy
Cemetery Reaper
48% of 805 decks +46% synergy
Glissa, the Traitor
48% of 48 decks +47% synergy
Champion of the Perished
46% of 805 decks +45% synergy
Lord of the Accursed
46% of 805 decks +44% synergy
Relentless Dead
46% of 805 decks +45% synergy
Midnight Reaper
45% of 805 decks +41% synergy
Noxious Ghoul
44% of 805 decks +43% synergy
Vengeful Dead
44% of 805 decks +43% synergy
Lord of the Undead
41% of 805 decks +40% synergy
Gisa and Geralf
41% of 582 decks +39% synergy
Havengul Lich
41% of 582 decks +39% synergy
God-Eternal Oketra
40% of 99 decks +39% synergy
Wilhelt, the Rotcleaver
40% of 582 decks +38% synergy
God-Eternal Rhonas
40% of 48 decks +38% synergy
Hordewing Skaab
39% of 582 decks +38% synergy
Sidisi, Undead Vizier
38% of 805 decks +36% synergy
Poppet Stitcher
38% of 582 decks +37% synergy
Fleshbag Marauder
38% of 805 decks +34% synergy
Storrev, Devkarin Lich
38% of 48 decks +37% synergy
Gleaming Overseer
37% of 582 decks +34% synergy
Grimgrin, Corpse-Born
34% of 582 decks +33% synergy
The Scarab God
34% of 582 decks +32% synergy
Llanowar Dead
33% of 48 decks +33% synergy
Zombie Master
32% of 805 decks +31% synergy
Mondrak, Glory Dominus
31% of 80 decks +22% synergy
Sidisi, Brood Tyrant
30% of 10 decks +28% synergy
Overcharged Amalgam
30% of 582 decks +29% synergy
Underrealm Lich
29% of 48 decks +26% synergy
Geralf, the Fleshwright
28% of 167 decks +27% synergy
Ghoulcaller Gisa
28% of 805 decks +26% synergy
Grim Servant
27% of 217 decks +25% synergy
Archghoul of Thraben
27% of 805 decks +26% synergy
Geralf, Visionary Stitcher
27% of 582 decks +26% synergy
Ojer Taq, Deepest Foundation
25% of 53 decks +18% synergy
Tomb Tyrant
24% of 805 decks +23% synergy
Shambling Ghast
24% of 805 decks +23% synergy
Murderous Rider
24% of 805 decks +21% synergy
Acererak the Archlich
23% of 805 decks +23% synergy
Ohran Frostfang
23% of 48 decks +17% synergy
Shepherd of Rot
23% of 805 decks +22% synergy
Geralf's Messenger
22% of 805 decks +22% synergy
Putrid Goblin
22% of 805 decks +22% synergy
Roaming Throne
21% of 325 decks +11% synergy
Blood Artist
21% of 805 decks +9% synergy
Gisa, the Hellraiser
20% of 248 decks +19% synergy
Instants
Counterspell
55% of 582 decks +12% synergy
Assassin's Trophy
52% of 48 decks +22% synergy
Dawn's Truce
43% of 14 decks +27% synergy
Heroic Intervention
42% of 48 decks +12% synergy
Dark Ritual
41% of 805 decks +19% synergy
Void Rend
38% of 79 decks +23% synergy
Entomb
36% of 805 decks +28% synergy
Path to Exile
35% of 99 decks -10% synergy
Cyclonic Rift
33% of 582 decks +5% synergy
Anguished Unmaking
30% of 99 decks +6% synergy
Beast Within
29% of 48 decks -9% synergy
Vampiric Tutor
29% of 805 decks +11% synergy
Putrefy
27% of 48 decks +11% synergy
Dovin's Veto
25% of 80 decks +6% synergy
Deflecting Swat
23% of 30 decks +7% synergy
Chaos Warp
23% of 30 decks -9% synergy
Lazotep Plating
23% of 582 decks +21% synergy
Enlightened Tutor
22% of 99 decks +5% synergy
Tear Asunder
22% of 41 decks +16% synergy
An Offer You Can't Refuse
21% of 500 decks +0% synergy
Deathsprout
21% of 48 decks +17% synergy
Golgari Charm
21% of 48 decks +15% synergy
Village Rites
21% of 805 decks +11% synergy
Negate
21% of 582 decks -2% synergy
Abrupt Decay
19% of 48 decks +8% synergy
Mana Drain
19% of 582 decks +4% synergy
Go for the Throat
19% of 805 decks +11% synergy
Malakir Rebirth
18% of 805 decks +10% synergy
Generous Gift
18% of 99 decks -7% synergy
Rise of the Dread Marn
17% of 805 decks +16% synergy
Fierce Guardianship
17% of 582 decks -1% synergy
Deadly Rollick
17% of 805 decks +6% synergy
Pyroblast
17% of 30 decks +10% synergy
Red Elemental Blast
17% of 30 decks +10% synergy
Arcane Denial
17% of 582 decks -3% synergy
Terminate
17% of 30 decks -4% synergy
Fell the Profane
15% of 216 decks +3% synergy
Worldly Tutor
15% of 48 decks +0% synergy
Swan Song
14% of 582 decks -2% synergy
Bedevil
13% of 30 decks -1% synergy
Fracture
13% of 99 decks +6% synergy
Tragic Slip
13% of 805 decks +9% synergy
Corrupted Conviction
12% of 480 decks +7% synergy
Deadly Plot
12% of 551 decks +12% synergy
Silence
11% of 99 decks +5% synergy
Despark
11% of 99 decks -4% synergy
Teferi's Protection
11% of 99 decks -9% synergy
Silkguard
11% of 46 decks +9% synergy
Infernal Grasp
11% of 805 decks +3% synergy
Culling the Weak
11% of 805 decks +7% synergy
Sorceries
Feed the Swarm
44% of 805 decks +26% synergy
Kodama's Reach
44% of 48 decks +12% synergy
Rise of the Witch-king
42% of 26 decks +36% synergy
Zombie Apocalypse
41% of 805 decks +40% synergy
Reanimate
40% of 805 decks +24% synergy
Rampant Growth
38% of 48 decks +3% synergy
Empty the Laboratory
35% of 582 decks +34% synergy
Demonic Tutor
35% of 805 decks +13% synergy
Victimize
33% of 805 decks +22% synergy
Army of the Damned
32% of 805 decks +30% synergy
Damn
31% of 99 decks +15% synergy
Nature's Lore
31% of 48 decks -1% synergy
Gamble
30% of 30 decks +20% synergy
Toxic Deluge
28% of 805 decks +11% synergy
Diabolic Intent
27% of 805 decks +18% synergy
Buried Alive
26% of 805 decks +21% synergy
Farseek
25% of 48 decks -9% synergy
Jeska's Will
23% of 30 decks +6% synergy
Living Death
23% of 805 decks +18% synergy
Starfall Invocation
21% of 14 decks +17% synergy
Dig Up
21% of 48 decks +18% synergy
Three Visits
21% of 48 decks -4% synergy
Faithless Looting
20% of 30 decks +3% synergy
Blasphemous Act
20% of 30 decks -14% synergy
Distant Melody
20% of 582 decks +15% synergy
Damnation
20% of 805 decks +12% synergy
Casualties of War
19% of 48 decks +14% synergy
Culling Ritual
19% of 48 decks +8% synergy
Twinflame
17% of 30 decks +14% synergy
Bala Ged Recovery
15% of 48 decks +6% synergy
Diabolic Tutor
14% of 805 decks +8% synergy
Supreme Verdict
14% of 80 decks -0% synergy
Dark Salvation
14% of 805 decks +13% synergy
Lich-Knights' Conquest
13% of 396 decks +10% synergy
Wheel of Fortune
13% of 30 decks +8% synergy
Dread Return
13% of 805 decks +8% synergy
Grim Tutor
13% of 805 decks +8% synergy
Ghoulcaller's Harvest
12% of 48 decks +12% synergy
Patriarch's Bidding
10% of 805 decks +7% synergy
Farewell
10% of 97 decks -3% synergy
Unburial Rites
10% of 99 decks +8% synergy
Wrath of God
10% of 99 decks +4% synergy
Vindicate
10% of 99 decks +3% synergy
Infernal Plunge
10% of 30 decks +9% synergy
Rise of the Dark Realms
10% of 805 decks +6% synergy
Kindred Dominance
9% of 805 decks +6% synergy
Austere Command
9% of 99 decks -4% synergy
Dread Summons
9% of 805 decks +8% synergy
Agadeem's Awakening
9% of 805 decks +5% synergy
Beseech the Mirror
9% of 396 decks +5% synergy
Utility Artifacts
Power Fist
36% of 11 decks +33% synergy
Skullclamp
34% of 805 decks +22% synergy
Altar of Dementia
31% of 805 decks +28% synergy
Wand of Orcus
29% of 805 decks +28% synergy
Bontu's Monument
28% of 805 decks +26% synergy
Banner of Kinship
22% of 18 decks +10% synergy
Jet Medallion
20% of 805 decks +17% synergy
Lightning Greaves
19% of 805 decks -6% synergy
Bow of Nylea
19% of 48 decks +17% synergy
Bolas's Citadel
16% of 805 decks +6% synergy
Bone Sabres
15% of 39 decks +14% synergy
Swiftfoot Boots
14% of 805 decks -14% synergy
Wayfarer's Bauble
13% of 805 decks +3% synergy
Herald's Horn
10% of 805 decks +4% synergy
Whip of Erebos
9% of 805 decks +6% synergy
Blasting Station
9% of 805 decks +8% synergy
Expedition Map
8% of 805 decks +5% synergy
Pyre of Heroes
6% of 805 decks +6% synergy
Vanquisher's Banner
6% of 805 decks +2% synergy
Sensei's Divining Top
6% of 805 decks +0% synergy
Urza's Incubator
6% of 805 decks +3% synergy
Grimoire of the Dead
5% of 805 decks +5% synergy
Enchantments
Endless Ranks of the Dead
50% of 805 decks +48% synergy
Insidious Roots
44% of 16 decks +35% synergy
Goblin Bombardment
33% of 30 decks +27% synergy
Impact Tremors
33% of 30 decks +24% synergy
Moldervine Reclamation
31% of 48 decks +22% synergy
Funeral Room // Awakening Hall
30% of 97 decks +25% synergy
Grave Pact
30% of 805 decks +25% synergy
Rhystic Study
29% of 582 decks +1% synergy
Smothering Tithe
25% of 99 decks +0% synergy
The Meathook Massacre
25% of 805 decks +20% synergy
Phyrexian Arena
24% of 805 decks +9% synergy
Dreadhorde Invasion
24% of 805 decks +21% synergy
Kindred Discovery
23% of 582 decks +16% synergy
Anointed Procession
23% of 99 decks +14% synergy
Necromancer's Covenant
19% of 99 decks +19% synergy
Gift of Immortality
19% of 99 decks +17% synergy
Open the Graves
19% of 805 decks +18% synergy
Bastion of Remembrance
19% of 805 decks +13% synergy
Parallel Lives
19% of 48 decks +12% synergy
Dictate of Erebos
18% of 805 decks +15% synergy
Animate Dead
18% of 805 decks +9% synergy
Sylvan Library
17% of 48 decks +5% synergy
Liliana's Mastery
16% of 805 decks +15% synergy
Reflections of Littjara
16% of 582 decks +11% synergy
Black Market Connections
15% of 671 decks +4% synergy
Deathreap Ritual
15% of 48 decks +10% synergy
Doubling Season
15% of 48 decks +5% synergy
Mystic Remora
13% of 582 decks -5% synergy
Knowledge Is Power
13% of 31 decks +11% synergy
Black Market
13% of 805 decks +8% synergy
Beastmaster Ascension
12% of 48 decks +7% synergy
Deadbridge Chant
10% of 48 decks +8% synergy
Binding the Old Gods
10% of 48 decks +5% synergy
Into the Pit
10% of 49 decks +5% synergy
Underworld Breach
10% of 30 decks +4% synergy
Curse of the Restless Dead
10% of 805 decks +9% synergy
Necropotence
10% of 805 decks +4% synergy
Graf Harvest
10% of 805 decks +9% synergy
Rancor
8% of 48 decks +3% synergy
Guardian Project
8% of 48 decks -0% synergy
Meathook Massacre II
8% of 97 decks +4% synergy
Etchings of the Chosen
8% of 99 decks +5% synergy
Phyrexian Reclamation
8% of 805 decks +4% synergy
Call to the Grave
7% of 805 decks +7% synergy
Feast of the Victorious Dead
7% of 69 decks +5% synergy
Land Tax
7% of 99 decks +0% synergy
Oversold Cemetery
6% of 805 decks +5% synergy
Journey to Eternity
6% of 48 decks +3% synergy
Cryptolith Rite
6% of 48 decks +3% synergy
Greater Good
6% of 48 decks +1% synergy
Battles
Invasion of Amonkhet
7% of 330 decks +5% synergy
Planeswalkers
Liliana, Untouched by Death
29% of 805 decks +29% synergy
Liliana, Death's Majesty
29% of 805 decks +27% synergy
Liliana, Dreadhorde General
28% of 805 decks +25% synergy
Liliana, the Last Hope
7% of 805 decks +6% synergy
Utility Lands
Bojuka Bog
47% of 805 decks +16% synergy
Urborg, Tomb of Yawgmoth
45% of 805 decks +35% synergy
Cabal Coffers
42% of 805 decks +31% synergy
Three Tree City
37% of 136 decks +27% synergy
Unholy Grotto
36% of 805 decks +35% synergy
Phyrexian Tower
33% of 805 decks +24% synergy
Reliquary Tower
29% of 805 decks -1% synergy
Field of the Dead
26% of 805 decks +23% synergy
Takenuma, Abandoned Mire
25% of 732 decks +15% synergy
Mortuary Mire
22% of 805 decks +17% synergy
Boseiju, Who Endures
22% of 46 decks +2% synergy
Otawara, Soaring City
19% of 529 decks +2% synergy
Crypt of Agadeem
18% of 805 decks +17% synergy
Nykthos, Shrine to Nyx
15% of 805 decks +10% synergy
Ancient Tomb
13% of 805 decks +2% synergy
Castle Locthwain
13% of 805 decks +7% synergy
Cabal Stronghold
11% of 805 decks +8% synergy
Witch's Cottage
11% of 805 decks +8% synergy
High Market
10% of 805 decks +7% synergy
Spymaster's Vault
10% of 216 decks +6% synergy
Rogue's Passage
10% of 805 decks -10% synergy
Svogthos, the Restless Tomb
8% of 48 decks +8% synergy
Grim Backwoods
8% of 48 decks +4% synergy
Restless Reef
8% of 205 decks +5% synergy
Academy Ruins
7% of 582 decks +2% synergy
Gaea's Cradle
6% of 48 decks +0% synergy
Eiganjo, Seat of the Empire
6% of 97 decks -3% synergy
Hall of Heliod's Generosity
6% of 99 decks -1% synergy
Fountainport
6% of 101 decks +2% synergy
Westvale Abbey
6% of 805 decks +3% synergy
Buried Ruin
6% of 805 decks +0% synergy
Temple of the False God
6% of 805 decks -4% synergy
Shizo, Death's Storehouse
5% of 805 decks +1% synergy
Mystic Sanctuary
5% of 582 decks -7% synergy
Barren Moor
5% of 805 decks +1% synergy
Vault of the Archangel
5% of 99 decks -6% synergy
Mana Artifacts
Sol Ring
94% of 805 decks +9% synergy
Arcane Signet
80% of 805 decks +8% synergy
Talisman of Dominance
58% of 582 decks +27% synergy
Dimir Signet
56% of 582 decks +26% synergy
Golgari Signet
48% of 48 decks +35% synergy
Talisman of Hierarchy
44% of 99 decks +20% synergy
Talisman of Resilience
42% of 48 decks +30% synergy
Talisman of Indulgence
40% of 30 decks +14% synergy
Rakdos Signet
37% of 30 decks +7% synergy
Patchwork Banner
31% of 114 decks +21% synergy
Crowded Crypt
31% of 805 decks +29% synergy
Talisman of Progress
29% of 80 decks +6% synergy
Orzhov Signet
28% of 99 decks +1% synergy
Azorius Signet
24% of 80 decks -2% synergy
Fellwar Stone
20% of 805 decks -1% synergy
Mind Stone
18% of 805 decks +0% synergy
Thought Vessel
17% of 805 decks +0% synergy
Talisman of Creativity
16% of 19 decks -13% synergy
Commander's Sphere
15% of 805 decks -1% synergy
Charcoal Diamond
10% of 805 decks +5% synergy
Mana Crypt
9% of 805 decks +0% synergy
Sky Diamond
7% of 582 decks +2% synergy
Jeweled Lotus
6% of 805 decks -0% synergy
Mana Vault
5% of 805 decks -1% synergy
Lands
Command Tower
78% of 805 decks +4% synergy
Seething Landscape
75% of 4 decks +60% synergy
Sunken Hollow
71% of 582 decks +37% synergy
Woodland Cemetery
69% of 48 decks +41% synergy
Overgrown Tomb
69% of 48 decks +26% synergy
Blood Crypt
63% of 30 decks +25% synergy
Crumbling Necropolis
63% of 19 decks +32% synergy
Undergrowth Stadium
62% of 48 decks +36% synergy
Xander's Lounge
61% of 18 decks +34% synergy
Luxury Suite
60% of 30 decks +34% synergy
Rejuvenating Springs
60% of 10 decks +31% synergy
Breeding Pool
60% of 10 decks +19% synergy
Watery Grave
57% of 582 decks +16% synergy
Godless Shrine
57% of 99 decks +16% synergy
Drowned Catacomb
55% of 582 decks +29% synergy
Raffine's Tower
53% of 79 decks +25% synergy
Tainted Isle
52% of 582 decks +41% synergy
Tainted Wood
50% of 48 decks +37% synergy
Dragonskull Summit
50% of 30 decks +19% synergy
Choked Estuary
49% of 582 decks +32% synergy
Hallowed Fountain
49% of 80 decks +8% synergy
Contaminated Landscape
48% of 27 decks +35% synergy
Shipwreck Marsh
48% of 582 decks +29% synergy
Sulfurous Springs
47% of 30 decks +26% synergy
Llanowar Wastes
46% of 48 decks +20% synergy
Raucous Theater
45% of 11 decks +32% synergy
Arcane Sanctum
44% of 80 decks +16% synergy
Morphic Pool
43% of 582 decks +17% synergy
Darkwater Catacombs
43% of 582 decks +28% synergy
Isolated Chapel
40% of 99 decks +13% synergy
Underground Mortuary
40% of 20 decks +24% synergy
Zagoth Triome
40% of 10 decks +9% synergy
Underground River
40% of 582 decks +20% synergy
Golgari Rot Farm
40% of 48 decks +22% synergy
Vault of Champions
39% of 99 decks +14% synergy
Caves of Koilos
38% of 99 decks +10% synergy
Twilight Mire
38% of 48 decks +28% synergy
Stormcarved Coast
37% of 19 decks +19% synergy
Dimir Aqueduct
36% of 582 decks +19% synergy
Temple of Malady
35% of 48 decks +19% synergy
Temple of Deceit
35% of 582 decks +18% synergy
Necroblossom Snarl
33% of 48 decks +22% synergy
Deathcap Glade
33% of 48 decks +19% synergy
Haunted Ridge
33% of 30 decks +17% synergy
Path of Ancestry
33% of 805 decks +12% synergy
Sea of Clouds
32% of 80 decks +6% synergy
Steam Vents
32% of 19 decks -7% synergy
Clearwater Pathway
30% of 582 decks +20% synergy
Smoldering Marsh
30% of 30 decks -3% synergy
Polluted Delta
26% of 805 decks +15% synergy