Retribution of the Ancients + Phyrexian Altar + Pyreheart Wolf

Retribution of the Ancients
Phyrexian Altar
Pyreheart Wolf

Requires
Retribution of the Ancients must be on the battlefield. Phyrexian Altar must be on the battlefield. Pyreheart Wolf must be on the battlefield. Pyreheart Wolf has no +1/+1 counters on it.
Steps
  1. Activate Phyrexian Altar by sacrificing Pyreheart Wolf, adding .
  2. Pyreheart Wolf dies, triggering its undying ability, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  3. Activate Retribution of the Ancients by paying and removing a +1/+1 counter from Pyreheart Wolf, giving any creature -1/-1 until end of turn.
  4. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite lifeloss. Infinite LTB. Infinite sacrifice triggers. Reduce any number of target creatures' toughness to zero.

Marchesa, the Black Rose
0.03% of 9321 decks 3 decks
Kresh the Bloodbraided
0.04% of 2663 decks 1 decks
Totentanz, Swarm Piper
0.04% of 2765 decks 1 decks
High Synergy Cards
Flayer of the Hatebound
80% of 5 decks +79% synergy
Carrion Feeder
80% of 5 decks +75% synergy
Ashnod's Altar
80% of 5 decks +72% synergy
Creatures
Howlgeist
100% of 1 decks +100% synergy
Strangleroot Geist
100% of 1 decks +100% synergy
Vorapede
100% of 1 decks +100% synergy
Young Wolf
100% of 1 decks +100% synergy
Brawn
100% of 1 decks +98% synergy
Maha, Its Feathers Night
100% of 1 decks +97% synergy
Yargle and Multani
100% of 1 decks +97% synergy
Volatile Stormdrake
100% of 1 decks +96% synergy
Butcher Ghoul
60% of 5 decks +60% synergy
Geralf's Messenger
60% of 5 decks +60% synergy
Grim Haruspex
60% of 5 decks +56% synergy
Viscera Seer
60% of 5 decks +51% synergy
Blood Artist
60% of 5 decks +48% synergy
Ogre Chitterlord
50% of 2 decks +50% synergy
Redcap Gutter-Dweller
50% of 2 decks +49% synergy
Twisted Sewer-Witch
50% of 2 decks +49% synergy
Voracious Vermin
50% of 2 decks +49% synergy
Tangled Colony
50% of 2 decks +49% synergy
Lord Skitter's Butcher
50% of 2 decks +49% synergy
Lord Skitter, Sewer King
50% of 2 decks +48% synergy
Demonlord of Ashmouth
40% of 5 decks +40% synergy
Hound of Griselbrand
40% of 5 decks +40% synergy
Evernight Shade
40% of 5 decks +40% synergy
Tormod, the Desecrator
40% of 5 decks +39% synergy
Gravecrawler
40% of 5 decks +37% synergy
Mikaeus, the Unhallowed
40% of 5 decks +37% synergy
Lagomos, Hand of Hatred
40% of 5 decks +37% synergy
Yawgmoth, Thran Physician
40% of 5 decks +36% synergy
Anger
40% of 5 decks +34% synergy
Mahadi, Emporium Master
40% of 5 decks +33% synergy
Stormbound Geist
33% of 3 decks +33% synergy
Cytoplast Manipulator
33% of 3 decks +33% synergy
Geralf's Mindcrusher
33% of 3 decks +33% synergy
Vigean Graftmage
33% of 3 decks +33% synergy
Deceiver Exarch
33% of 3 decks +33% synergy
Pestermite
33% of 3 decks +33% synergy
True-Name Nemesis
33% of 3 decks +33% synergy
River Kelpie
33% of 3 decks +33% synergy
Grimgrin, Corpse-Born
33% of 3 decks +32% synergy
The Balrog, Durin's Bane
33% of 3 decks +32% synergy
Snapcaster Mage
33% of 3 decks +31% synergy
Herald of Secret Streams
33% of 3 decks +31% synergy
Tekuthal, Inquiry Dominus
33% of 3 decks +30% synergy
Flux Channeler
33% of 3 decks +30% synergy
Siren Stormtamer
33% of 3 decks +30% synergy
Mulldrifter
33% of 3 decks +27% synergy
Mirkwood Bats
33% of 3 decks +21% synergy
Baleful Strix
33% of 3 decks +20% synergy
Voldaren Thrillseeker
25% of 4 decks +25% synergy
Scorn-Blade Berserker
25% of 4 decks +25% synergy
Instants
Momentous Fall
100% of 1 decks +98% synergy
Entish Restoration
100% of 1 decks +92% synergy
Harrow
100% of 1 decks +90% synergy
Return of the Wildspeaker
100% of 1 decks +87% synergy
Worldly Tutor
100% of 1 decks +86% synergy
Counterspell
67% of 3 decks +24% synergy
Stonesplitter Bolt
50% of 2 decks +49% synergy
Fling
40% of 5 decks +38% synergy
Village Rites
40% of 5 decks +30% synergy
Sinister Sabotage
33% of 3 decks +33% synergy
Fuel for the Cause
33% of 3 decks +33% synergy
Steady Progress
33% of 3 decks +32% synergy
Reject Imperfection
33% of 3 decks +32% synergy
Serum Snare
33% of 3 decks +32% synergy
Unwind
33% of 3 decks +30% synergy
Rewind
33% of 3 decks +30% synergy
Experimental Augury
33% of 3 decks +30% synergy
Muddle the Mixture
33% of 3 decks +28% synergy
Fact or Fiction
33% of 3 decks +27% synergy
Rapid Hybridization
33% of 3 decks +24% synergy
Force of Will
33% of 3 decks +22% synergy
Fierce Guardianship
33% of 3 decks +15% synergy
Brainstorm
33% of 3 decks +12% synergy
Negate
33% of 3 decks +11% synergy
Corrupted Conviction
25% of 4 decks +19% synergy
Shatter
20% of 5 decks +20% synergy
Volcanic Geyser
20% of 5 decks +20% synergy
Volt Charge
20% of 5 decks +19% synergy
Plumb the Forbidden
20% of 5 decks +17% synergy
Deadly Rollick
20% of 5 decks +9% synergy
Deadly Dispute
20% of 5 decks +9% synergy
Abrade
20% of 5 decks +9% synergy
Rakdos Charm
20% of 5 decks +6% synergy
Deflecting Swat
20% of 5 decks +4% synergy
Vampiric Tutor
20% of 5 decks +2% synergy
Terminate
20% of 5 decks -1% synergy
Dark Ritual
20% of 5 decks -2% synergy
Chaos Warp
20% of 5 decks -12% synergy
Sorceries
Reshape the Earth
100% of 1 decks +98% synergy
Rishkar's Expertise
100% of 1 decks +90% synergy
Three Visits
100% of 1 decks +75% synergy
Kodama's Reach
100% of 1 decks +68% synergy
Nature's Lore
100% of 1 decks +68% synergy
Farseek
100% of 1 decks +66% synergy
Rampant Growth
100% of 1 decks +65% synergy
Tezzeret's Gambit
67% of 3 decks +63% synergy
Demonic Tutor
60% of 5 decks +38% synergy
Song of Totentanz
50% of 2 decks +47% synergy
Lich-Knights' Conquest
50% of 2 decks +47% synergy
Diabolic Tutor
40% of 5 decks +34% synergy
Victimize
40% of 5 decks +28% synergy
Temporal Manipulation
33% of 3 decks +32% synergy
Temporal Trespass
33% of 3 decks +32% synergy
Contentious Plan
33% of 3 decks +31% synergy
Serum Visions
33% of 3 decks +29% synergy
Ponder
33% of 3 decks +20% synergy
Furnace Reins
25% of 4 decks +24% synergy
Ghitu Fire
20% of 5 decks +20% synergy
Agonizing Remorse
20% of 5 decks +20% synergy
Phyrexian Purge
20% of 5 decks +20% synergy
Blaze
20% of 5 decks +20% synergy
Aether Snap
20% of 5 decks +20% synergy
Red Sun's Zenith
20% of 5 decks +20% synergy
Shenanigans
20% of 5 decks +20% synergy
Yahenni's Expertise
20% of 5 decks +20% synergy
Angrath's Rampage
20% of 5 decks +20% synergy
Song-Mad Treachery
20% of 5 decks +19% synergy
Innocent Blood
20% of 5 decks +19% synergy
Dreadbore
20% of 5 decks +18% synergy
Drown in Ichor
20% of 5 decks +17% synergy
Shatterskull Smashing
20% of 5 decks +17% synergy
Kindred Dominance
20% of 5 decks +16% synergy
Grim Tutor
20% of 5 decks +15% synergy
Diabolic Intent
20% of 5 decks +11% synergy
Reanimate
20% of 5 decks +4% synergy
Blasphemous Act
20% of 5 decks -14% synergy
Utility Artifacts
Cauldron of Souls
40% of 5 decks +39% synergy
Altar of Dementia
40% of 5 decks +37% synergy
The Ozolith
40% of 5 decks +37% synergy
Swiftfoot Boots
40% of 5 decks +12% synergy
Mithril Coat
33% of 3 decks +27% synergy
Lightning Coils
20% of 5 decks +20% synergy
Traveler's Amulet
20% of 5 decks +20% synergy
Transmogrant Altar
20% of 5 decks +20% synergy
Ghost Lantern
20% of 5 decks +20% synergy
Desecrated Tomb
20% of 5 decks +20% synergy
Transmogrant's Crown
20% of 5 decks +19% synergy
Blasting Station
20% of 5 decks +19% synergy
Nim Deathmantle
20% of 5 decks +19% synergy
Thornbite Staff
20% of 5 decks +19% synergy
Defense Grid
20% of 5 decks +19% synergy
Contagion Engine
20% of 5 decks +19% synergy
Mask of Griselbrand
20% of 5 decks +19% synergy
Contagion Clasp
20% of 5 decks +19% synergy
Darksteel Plate
20% of 5 decks +18% synergy
Lightning Greaves
20% of 5 decks -5% synergy
Enchantments
City of Solitude
100% of 1 decks +100% synergy
Mana Reflection
100% of 1 decks +98% synergy
Asceticism
100% of 1 decks +97% synergy
Lord Skitter's Blessing
50% of 2 decks +49% synergy
Thran Vigil
40% of 5 decks +39% synergy
Vampiric Rites
40% of 5 decks +37% synergy
Goblin Bombardment
40% of 5 decks +34% synergy
Embargo
33% of 3 decks +33% synergy
Inexorable Tide
33% of 3 decks +31% synergy
Uncivil Unrest
25% of 4 decks +23% synergy
Feast on the Fallen
20% of 5 decks +20% synergy
Unspeakable Symbol
20% of 5 decks +19% synergy
Stranglehold
20% of 5 decks +19% synergy
Price of Glory
20% of 5 decks +19% synergy
Splinter Twin
20% of 5 decks +19% synergy
Pestilence
20% of 5 decks +19% synergy
No Mercy
20% of 5 decks +18% synergy
Greed
20% of 5 decks +18% synergy
Sneak Attack
20% of 5 decks +18% synergy
Phyrexian Reclamation
20% of 5 decks +16% synergy
Fiery Emancipation
20% of 5 decks +16% synergy
Dictate of Erebos
20% of 5 decks +16% synergy
Shared Animosity
20% of 5 decks +16% synergy
Grave Pact
20% of 5 decks +16% synergy
Black Market
20% of 5 decks +15% synergy
The Meathook Massacre
20% of 5 decks +15% synergy
Impact Tremors
20% of 5 decks +11% synergy
Phyrexian Arena
20% of 5 decks +5% synergy
Planeswalkers
Liliana of the Dark Realms
20% of 5 decks +19% synergy
Vraska, Betrayal's Sting
20% of 5 decks +16% synergy
Utility Lands
Bojuka Bog
40% of 5 decks +10% synergy
Thran Portal
20% of 5 decks +20% synergy
Ghost Quarter
20% of 5 decks +18% synergy
Karn's Bastion
20% of 5 decks +15% synergy
Phyrexian Tower
20% of 5 decks +12% synergy
Temple of the False God
20% of 5 decks +10% synergy
Urborg, Tomb of Yawgmoth
20% of 5 decks +10% synergy
Ancient Tomb
20% of 5 decks +9% synergy
Reliquary Tower
20% of 5 decks -9% synergy
Mana Artifacts
Sol Ring
80% of 5 decks -4% synergy
Arcane Signet
60% of 5 decks -12% synergy
Dimir Signet
33% of 3 decks +4% synergy
Mox Opal
20% of 5 decks +16% synergy
Mana Crypt
20% of 5 decks +11% synergy
Chromatic Lantern
20% of 5 decks +10% synergy
Commander's Sphere
20% of 5 decks +5% synergy
Fellwar Stone
20% of 5 decks -1% synergy
Rakdos Signet
20% of 5 decks -10% synergy
Lands
Dragonskull Summit
80% of 5 decks +49% synergy
Command Tower
80% of 5 decks +6% synergy
Xander's Lounge
67% of 3 decks +39% synergy
Crumbling Necropolis
67% of 3 decks +36% synergy
Steam Vents
67% of 3 decks +28% synergy
Watery Grave
67% of 3 decks +26% synergy
Smoldering Marsh
60% of 5 decks +28% synergy
Blood Crypt
60% of 5 decks +21% synergy
Bloodstained Mire
40% of 5 decks +30% synergy
Scalding Tarn
40% of 5 decks +29% synergy
Polluted Delta
40% of 5 decks +29% synergy
Rakdos Carnarium
40% of 5 decks +25% synergy
Myriad Landscape
40% of 5 decks +20% synergy
Sulfurous Springs
40% of 5 decks +20% synergy
Dimir Guildgate
33% of 3 decks +29% synergy
Fetid Pools
33% of 3 decks +28% synergy
Temple of Deceit
33% of 3 decks +17% synergy
Choked Estuary
33% of 3 decks +17% synergy
Drowned Catacomb
33% of 3 decks +8% synergy
Sulfur Falls
33% of 3 decks +3% synergy
Sunken Hollow
33% of 3 decks -1% synergy
Maestros Theater
20% of 5 decks +18% synergy
Opal Palace
20% of 5 decks +17% synergy
Demolition Field
20% of 5 decks +17% synergy
Geothermal Bog
20% of 5 decks +16% synergy
Rakdos Guildgate
20% of 5 decks +16% synergy
Blackcleave Cliffs
20% of 5 decks +15% synergy
Canyon Slough
20% of 5 decks +14% synergy
Bloodfell Caves
20% of 5 decks +13% synergy
Mana Confluence
20% of 5 decks +13% synergy
City of Brass
20% of 5 decks +12% synergy
Blightstep Pathway
20% of 5 decks +10% synergy
Terramorphic Expanse
20% of 5 decks +4% synergy
Foreboding Ruins
20% of 5 decks +4% synergy
Evolving Wilds
20% of 5 decks -1% synergy