Nim Deathmantle + Ashnod's Altar + Harried Spearguard

Nim Deathmantle
Ashnod's Altar
Harried Spearguard

Requires
Nim Deathmantle must be on the battlefield. Ashnod's Altar must be on the battlefield. Harried Spearguard must be on the battlefield.
Steps
  1. Activate Ashnod's Altar by sacrificing Harried Spearguard, adding .
  2. When Harried Spearguard dies, it and Nim Deathmantle triggers.
  3. Resolve the Harried Spearguard trigger, creating a 1/1 Rat creature token.
  4. Activate Ashnod's Altar by sacrificing the Rat, adding .
  5. Resolve the Nim Deathmantle trigger from step 2, causing you to pay 4 to return Harried Spearguard from your graveyard to the battlefield, and attach Nim Deathmantle to it.
  6. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Totentanz, Swarm Piper
1.05% of 2755 decks 29 decks
Wick, the Whorled Mind
0.08% of 4810 decks 4 decks
Juri, Master of the Revue
0.02% of 5327 decks 1 decks
Lagomos, Hand of Hatred
0.10% of 1047 decks 1 decks
Silvar, Devourer of the Free // Trynn, Champion of Freedom
0.03% of 3567 decks 1 decks
Orcus, Prince of Undeath
0.54% of 185 decks 1 decks
New Cards
Blazemire Verge
67% of 6 decks +44% synergy
High Synergy Cards
Ogre Slumlord
86% of 37 decks +84% synergy
Song of Totentanz
84% of 37 decks +81% synergy
Lord Skitter's Butcher
81% of 37 decks +80% synergy
Lord Skitter, Sewer King
81% of 37 decks +79% synergy
Piper of the Swarm
78% of 37 decks +77% synergy
Chittering Witch
76% of 37 decks +75% synergy
Persistent Marshstalker
75% of 8 decks +73% synergy
Twisted Sewer-Witch
73% of 37 decks +72% synergy
Voracious Vermin
73% of 37 decks +72% synergy
Redcap Gutter-Dweller
70% of 37 decks +70% synergy
Top Cards
Goblin Bombardment
76% of 37 decks +69% synergy
Impact Tremors
73% of 37 decks +64% synergy
Karumonix, the Rat King
70% of 37 decks +69% synergy
Skullclamp
70% of 37 decks +58% synergy
Tangled Colony
65% of 37 decks +64% synergy
Gnawing Crescendo
64% of 33 decks +63% synergy
Ayara, First of Locthwain
62% of 37 decks +58% synergy
Village Rites
62% of 37 decks +52% synergy
Pack Rat
59% of 37 decks +58% synergy
Ogre Chitterlord
57% of 37 decks +56% synergy
Creatures
Vren, the Relentless
75% of 4 decks +72% synergy
Mirkwood Bats
57% of 37 decks +44% synergy
Zulaport Cutthroat
54% of 37 decks +44% synergy
Blood Artist
54% of 37 decks +42% synergy
Tattered Ratter
49% of 37 decks +48% synergy
Ratcatcher Trainee
46% of 37 decks +46% synergy
Marrow-Gnawer
46% of 37 decks +45% synergy
Pitiless Plunderer
46% of 37 decks +38% synergy
Mad Ratter
43% of 37 decks +43% synergy
Viscera Seer
43% of 37 decks +34% synergy
Burglar Rat
41% of 37 decks +39% synergy
Mahadi, Emporium Master
41% of 37 decks +34% synergy
Wave of Rats
38% of 37 decks +37% synergy
Typhoid Rats
35% of 37 decks +34% synergy
Valley Rotcaller
33% of 9 decks +29% synergy
Mayhem Devil
32% of 37 decks +23% synergy
Garna, Bloodfist of Keld
30% of 37 decks +27% synergy
Warehouse Tabby
27% of 37 decks +27% synergy
Ratcatcher
27% of 37 decks +26% synergy
Ashcoat of the Shadow Swarm
27% of 37 decks +26% synergy
Cult Conscript
27% of 37 decks +26% synergy
Reassembling Skeleton
27% of 37 decks +23% synergy
Edgewall Pack
27% of 26 decks +27% synergy
Warren Soultrader
25% of 12 decks +17% synergy
Drivnod, Carnage Dominus
24% of 37 decks +21% synergy
Nadier's Nightblade
24% of 37 decks +21% synergy
Forsaken Miner
23% of 13 decks +22% synergy
Old Flitterfang
22% of 37 decks +21% synergy
Crypt Rats
22% of 37 decks +21% synergy
Ink-Eyes, Servant of Oni
22% of 37 decks +20% synergy
Gnat Miser
19% of 37 decks +18% synergy
Rat Colony
19% of 37 decks +18% synergy
Species Specialist
19% of 37 decks +17% synergy
Pawn of Ulamog
19% of 37 decks +17% synergy
Braids, Arisen Nightmare
19% of 37 decks +11% synergy
Hellhole Rats
16% of 37 decks +16% synergy
Nezumi Bone-Reader
16% of 37 decks +16% synergy
Pestilence Rats
16% of 37 decks +16% synergy
Stronghold Rats
16% of 37 decks +16% synergy
Totentanz, Swarm Piper
16% of 37 decks +15% synergy
Bloodsoaked Champion
16% of 37 decks +15% synergy
Blightbelly Rat
16% of 37 decks +14% synergy
Juri, Master of the Revue
16% of 37 decks +13% synergy
Dockside Extortionist
16% of 37 decks +3% synergy
Gnawing Vermin
14% of 37 decks +13% synergy
Nezumi Informant
14% of 37 decks +12% synergy
Nashi, Moon Sage's Scion
14% of 37 decks +11% synergy
Carrion Feeder
14% of 37 decks +8% synergy
Solemn Simulacrum
14% of 37 decks -1% synergy
Charging Hooligan
12% of 26 decks +11% synergy
Instants
Deadly Dispute
51% of 37 decks +40% synergy
Dark Ritual
49% of 37 decks +26% synergy
Terminate
43% of 37 decks +22% synergy
Chaos Warp
43% of 37 decks +11% synergy
Rat Out
41% of 37 decks +40% synergy
Abrade
41% of 37 decks +29% synergy
Corrupted Conviction
35% of 37 decks +29% synergy
Bedevil
32% of 37 decks +18% synergy
Plumb the Forbidden
27% of 37 decks +24% synergy
Tragic Slip
22% of 37 decks +18% synergy
Not Dead After All
19% of 37 decks +15% synergy
Rakdos Charm
19% of 37 decks +5% synergy
Vampiric Tutor
19% of 37 decks +1% synergy
Malakir Rebirth
14% of 37 decks +5% synergy
Lightning Bolt
14% of 37 decks +3% synergy
Deadly Rollick
14% of 37 decks +3% synergy
Deflecting Swat
14% of 37 decks -3% synergy
Rowan's Grim Search
11% of 37 decks +10% synergy
Culling the Weak
11% of 37 decks +7% synergy
Foul-Tongue Shriek
8% of 37 decks +8% synergy
Valakut Awakening
8% of 37 decks +2% synergy
Go for the Throat
8% of 37 decks +1% synergy
Infernal Grasp
8% of 37 decks +1% synergy
Sorceries
Feed the Swarm
51% of 37 decks +33% synergy
Blasphemous Act
49% of 37 decks +15% synergy
Victimize
41% of 37 decks +29% synergy
Plague of Vermin
38% of 37 decks +37% synergy
Lich-Knights' Conquest
32% of 37 decks +29% synergy
Demonic Tutor
30% of 37 decks +7% synergy
Diabolic Intent
27% of 37 decks +18% synergy
Vandalblast
27% of 37 decks +11% synergy
Toxic Deluge
19% of 37 decks +2% synergy
Back for Seconds
16% of 37 decks +15% synergy
Jeska's Will
16% of 37 decks -1% synergy
Bone Shards
14% of 37 decks +12% synergy
Crippling Fear
14% of 37 decks +11% synergy
Unearth
14% of 37 decks +10% synergy
Diabolic Tutor
14% of 37 decks +7% synergy
Reanimate
14% of 37 decks -2% synergy
Witch's Mark
12% of 33 decks +10% synergy
Living Death
11% of 37 decks +5% synergy
Pact of the Serpent
8% of 37 decks +6% synergy
Kindred Dominance
8% of 37 decks +4% synergy
Damnation
8% of 37 decks -0% synergy
Gamble
8% of 37 decks -2% synergy
Faithless Looting
8% of 37 decks -9% synergy
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Phyrexian Altar
46% of 37 decks +42% synergy
Bontu's Monument
35% of 37 decks +33% synergy
Jet Medallion
27% of 37 decks +24% synergy
Vat of Rebirth
19% of 37 decks +16% synergy
Thornbite Staff
14% of 37 decks +13% synergy
Lightning Greaves
14% of 37 decks -12% synergy
Herald's Horn
11% of 37 decks +4% synergy
Wayfarer's Bauble
11% of 37 decks +1% synergy
Blasting Station
8% of 37 decks +8% synergy
Hazoret's Monument
8% of 37 decks +7% synergy
Altar of the Brood
8% of 37 decks +7% synergy
Altar of Dementia
8% of 37 decks +5% synergy
Whip of Erebos
8% of 37 decks +5% synergy
Vanquisher's Banner
8% of 37 decks +4% synergy
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Arcane Adaptation
75% of 4 decks +74% synergy
Kindred Discovery
75% of 4 decks +68% synergy
Shared Animosity
46% of 37 decks +42% synergy
Bastion of Remembrance
41% of 37 decks +34% synergy
Raid Bombardment
32% of 37 decks +31% synergy
Vampiric Rites
30% of 37 decks +27% synergy
Grave Pact
27% of 37 decks +23% synergy
Screams from Within
24% of 37 decks +24% synergy
Lord Skitter's Blessing
22% of 37 decks +21% synergy
The Meathook Massacre
19% of 37 decks +14% synergy
Phyrexian Arena
19% of 37 decks +4% synergy
Black Market Connections
16% of 37 decks +5% synergy
Black Market
14% of 37 decks +9% synergy
Blight Mound
11% of 37 decks +10% synergy
Phyrexian Reclamation
11% of 37 decks +7% synergy
Tribute to Horobi
8% of 37 decks +8% synergy
Oppression
8% of 37 decks +7% synergy
Oversold Cemetery
8% of 37 decks +6% synergy
Agent of the Iron Throne
8% of 37 decks +6% synergy
Virtue of Persistence
8% of 37 decks +5% synergy
Revel in Riches
8% of 37 decks +5% synergy
Bitterblossom
8% of 37 decks +4% synergy
Animate Dead
8% of 37 decks -1% synergy
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Mudflat Village
67% of 9 decks +63% synergy
Three Tree City
44% of 9 decks +34% synergy
Bojuka Bog
43% of 37 decks +13% synergy
Swarmyard
27% of 37 decks +26% synergy
Phyrexian Tower
19% of 37 decks +10% synergy
Reliquary Tower
19% of 37 decks -11% synergy
Castle Embereth
16% of 37 decks +12% synergy
Urborg, Tomb of Yawgmoth
16% of 37 decks +6% synergy
Westvale Abbey
11% of 37 decks +9% synergy
Ghost Quarter
8% of 37 decks +6% synergy
Witch's Cottage
8% of 37 decks +4% synergy
Mortuary Mire
8% of 37 decks +3% synergy
Castle Locthwain
8% of 37 decks +3% synergy
Cabal Coffers
8% of 37 decks -3% synergy
Rogue's Passage
8% of 37 decks -11% synergy
Mana Artifacts
Sol Ring
95% of 37 decks +10% synergy
Arcane Signet
81% of 37 decks +9% synergy
Rakdos Signet
65% of 37 decks +35% synergy
Talisman of Indulgence
49% of 37 decks +23% synergy
Fellwar Stone
22% of 37 decks +1% synergy
Mind Stone
19% of 37 decks +1% synergy
Commander's Sphere
11% of 37 decks -5% synergy
Fire Diamond
8% of 37 decks +3% synergy
Thought Vessel
8% of 37 decks -9% synergy
Lands
Command Tower
78% of 37 decks +5% synergy
Morphic Pool
75% of 4 decks +49% synergy
Xander's Lounge
75% of 4 decks +47% synergy
Sulfur Falls
75% of 4 decks +45% synergy
Steam Vents
75% of 4 decks +36% synergy
Watery Grave
75% of 4 decks +34% synergy
Smoldering Marsh
54% of 37 decks +22% synergy
Dragonskull Summit
51% of 37 decks +21% synergy
Foreboding Ruins
46% of 37 decks +30% synergy
Evolving Wilds
38% of 37 decks +17% synergy
Raucous Theater
38% of 16 decks +24% synergy
Luxury Suite
35% of 37 decks +9% synergy
Tainted Peak
32% of 37 decks +23% synergy
Rakdos Carnarium
32% of 37 decks +18% synergy
Blood Crypt
30% of 37 decks -9% synergy
Sulfurous Springs
27% of 37 decks +7% synergy
Temple of Malice
24% of 37 decks +10% synergy
Terramorphic Expanse
24% of 37 decks +9% synergy
Exotic Orchard
24% of 37 decks -11% synergy
Bloodstained Mire
22% of 37 decks +11% synergy
Path of Ancestry
22% of 37 decks +1% synergy
Shadowblood Ridge
19% of 37 decks +7% synergy
Haunted Ridge
19% of 37 decks +3% synergy
Myriad Landscape
16% of 37 decks -4% synergy
Blackcleave Cliffs
14% of 37 decks +8% synergy
Canyon Slough
11% of 37 decks +5% synergy
Fabled Passage
11% of 37 decks +2% synergy
Scalding Tarn
11% of 37 decks -0% synergy
Polluted Delta
11% of 37 decks -0% synergy