Diamond Lion + Decaying Soil + Heartless Summoning + Thousand-Year Elixir

Diamond Lion
Decaying Soil
Heartless Summoning
Thousand-Year Elixir

Requires
Diamond Lion must be on the battlefield. Decaying Soil must be on the battlefield. Heartless Summoning must be on the battlefield. Thousand-Year Elixir must be on the battlefield. You have at least seven cards in your graveyard.
Steps
  1. Activate Diamond Lion by tapping it, discarding your hand, and sacrificing it, adding .
  2. Decaying Soil triggers, causing you to pay 1, returning Diamond Lion from your graveyard to your hand.
  3. Cast Diamond Lion by paying 0.
  4. Repeat.
Results
Infinite colored mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Massacre Girl, Known Killer
0.02% of 4207 decks 1 decks
Creatures
Warehouse Tabby
100% of 1 decks +99% synergy
Plague Engineer
100% of 1 decks +99% synergy
Banewhip Punisher
100% of 1 decks +99% synergy
Carnifex Demon
100% of 1 decks +99% synergy
Soul Snuffers
100% of 1 decks +99% synergy
Corrosive Mentor
100% of 1 decks +99% synergy
Skinrender
100% of 1 decks +98% synergy
Ascendant Evincar
100% of 1 decks +98% synergy
Midnight Banshee
100% of 1 decks +97% synergy
Necroskitter
100% of 1 decks +96% synergy
Spitting Dilophosaurus
100% of 1 decks +96% synergy
Yahenni, Undying Partisan
100% of 1 decks +95% synergy
Harvester of Souls
100% of 1 decks +93% synergy
Massacre Girl
100% of 1 decks +92% synergy
Yawgmoth, Thran Physician
100% of 1 decks +91% synergy
Massacre Wurm
100% of 1 decks +85% synergy
Vilis, Broker of Blood
100% of 1 decks +84% synergy
Orcish Bowmasters
100% of 1 decks +82% synergy
Syr Konrad, the Grim
100% of 1 decks +80% synergy
Blood Artist
100% of 1 decks +71% synergy
Instants
Bloodline Culling
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Join the Dead
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Grim Affliction
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Grasp of Darkness
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Whisper of the Dross
100% of 1 decks +95% synergy
Slice from the Shadows
100% of 1 decks +95% synergy
Sudden Spoiling
100% of 1 decks +90% synergy
Dismember
100% of 1 decks +89% synergy
Not Dead After All
100% of 1 decks +88% synergy
Tragic Slip
100% of 1 decks +79% synergy
Defile
100% of 1 decks +59% synergy
Dark Ritual
100% of 1 decks +35% synergy
Sorceries
Bitter Ordeal
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Feast of Succession
100% of 1 decks +99% synergy
Incremental Blight
100% of 1 decks +99% synergy
Massacre
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Yahenni's Expertise
100% of 1 decks +98% synergy
Tendrils of Agony
100% of 1 decks +97% synergy
Black Sun's Zenith
100% of 1 decks +94% synergy
Drown in Ichor
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Exsanguinate
100% of 1 decks +78% synergy
Toxic Deluge
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Utility Artifacts
Lothlórien Blade
100% of 1 decks +100% synergy
Blade of the Bloodchief
100% of 1 decks +98% synergy
Contagion Engine
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Contagion Clasp
100% of 1 decks +97% synergy
Tarrian's Soulcleaver
100% of 1 decks +95% synergy
Bontu's Monument
100% of 1 decks +72% synergy
Lightning Greaves
100% of 1 decks +67% synergy
Jet Medallion
100% of 1 decks +50% synergy
Enchantments
Screams from Within
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Sadistic Glee
100% of 1 decks +99% synergy
Illness in the Ranks
100% of 1 decks +99% synergy
Crumbling Ashes
100% of 1 decks +99% synergy
Blowfly Infestation
100% of 1 decks +98% synergy
Nest of Scarabs
100% of 1 decks +95% synergy
Virtue of Persistence
100% of 1 decks +92% synergy
The Meathook Massacre
100% of 1 decks +85% synergy
Black Market
100% of 1 decks +78% synergy
Planeswalkers
Liliana of the Dark Realms
100% of 1 decks +88% synergy
Utility Lands
War Room
100% of 1 decks +83% synergy
Reliquary Tower
100% of 1 decks +68% synergy
Mana Artifacts
Caged Sun
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Sol Ring
100% of 1 decks +13% synergy
Lands
Forbidden Orchard
100% of 1 decks +98% synergy