Urza's Incubator + Cloudstone Curio + Priest of Gix + Kalastria Healer

Urza's Incubator
Cloudstone Curio
Priest of Gix
Kalastria Healer

Requires
Urza's Incubator must be on the battlefield. Cloudstone Curio must be on the battlefield. Priest of Gix must be in hand. Kalastria Healer must be in hand, or on the battlefield. "Cleric" chosen with Urza's Incubator. Mana needed:
Steps
  1. Cast Priest of Gix by paying .
  2. Priest of Gix enters the battlefield, triggering itself and Cloudstone Curio.
  3. Resolve Cloudstone Curio's ability, returning Kalastria Healer from the battlefield to your hand.
  4. Resolve the Priest of Gix ability, adding .
  5. Cast Kalastria Healer by paying .
  6. Kalastria Healer enters the battlefield, triggering itself and Cloudstone Curio.
  7. Resolve Kalastria Healer's ability, causing each opponent to lose 1 life and you to gain 1 life.
  8. Resolve Cloudstone Curio's ability, returning Priest of Gix from the battlefield to your hand.
  9. Repeat.
Results
Infinite black mana. Infinite ETB. Infinite lifegain. Infinite lifegain triggers. Infinite lifeloss. Infinite LTB. Infinite storm count.

Sivriss, Nightmare Speaker // Haunted One
1.47% of 68 decks 1 decks
Olivia Voldaren
0.09% of 1144 decks 1 decks
New Cards
Withering Torment
100% of 1 decks +78% synergy
Polluted Cistern // Dim Oubliette
100% of 1 decks +94% synergy
Persistent Constrictor
100% of 1 decks +91% synergy
Metamorphosis Fanatic
100% of 1 decks +95% synergy
Infestation Sage
100% of 1 decks +75% synergy
Creatures
Stromkirk Noble
100% of 1 decks +100% synergy
Bonecaller Cleric
100% of 1 decks +100% synergy
Disciple of Perdition
100% of 1 decks +100% synergy
Hexavus
100% of 1 decks +100% synergy
Shadow-Rite Priest
100% of 1 decks +100% synergy
Stromkirk Occultist
100% of 1 decks +100% synergy
Sanguinary Priest
100% of 1 decks +99% synergy
Rakish Heir
100% of 1 decks +99% synergy
Faerie Dreamthief
100% of 1 decks +99% synergy
Caustic Bronco
100% of 1 decks +99% synergy
Nullpriest of Oblivion
100% of 2 decks +99% synergy
Shadowheart, Dark Justiciar
100% of 1 decks +99% synergy
Stromkirk Captain
100% of 1 decks +97% synergy
Rottenmouth Viper
100% of 1 decks +96% synergy
Roaming Throne
100% of 1 decks +90% synergy
Arrogant Bloodlord
50% of 2 decks +50% synergy
Bloodrite Invoker
50% of 2 decks +50% synergy
Markov Crusader
50% of 2 decks +50% synergy
Malakir Soothsayer
50% of 2 decks +50% synergy
Dark Supplicant
50% of 2 decks +50% synergy
Vampire Interloper
50% of 2 decks +50% synergy
Vampire Lacerator
50% of 2 decks +50% synergy
Blood Operative
50% of 2 decks +50% synergy
Malakir Cullblade
50% of 2 decks +50% synergy
Ferropede
50% of 2 decks +50% synergy
Malakir Familiar
50% of 2 decks +50% synergy
Stromkirk Condemned
50% of 2 decks +50% synergy
Kalastria Highborn
50% of 2 decks +50% synergy
Rotlung Reanimator
50% of 2 decks +50% synergy
Bloodcrazed Paladin
50% of 2 decks +50% synergy
Malakir Blood-Priest
50% of 2 decks +50% synergy
Scion of Darkness
50% of 2 decks +50% synergy
Carnifex Demon
50% of 2 decks +50% synergy
Vampire Nocturnus
50% of 2 decks +50% synergy
Bloodflow Connoisseur
50% of 2 decks +50% synergy
Taborax, Hope's Demise
50% of 2 decks +49% synergy
Callous Bloodmage
50% of 2 decks +49% synergy
Hex Parasite
50% of 2 decks +49% synergy
Anowon, the Ruin Sage
50% of 2 decks +49% synergy
Blood Seeker
50% of 2 decks +49% synergy
Whisper, Blood Liturgist
50% of 2 decks +49% synergy
Dusk Legion Zealot
50% of 2 decks +49% synergy
Bloodline Necromancer
50% of 2 decks +49% synergy
Chittering Witch
50% of 2 decks +49% synergy
Tormod, the Desecrator
50% of 2 decks +49% synergy
Sifter of Skulls
50% of 2 decks +49% synergy
Necropolis Regent
50% of 2 decks +49% synergy
Malakir Bloodwitch
50% of 2 decks +49% synergy
Bloodline Keeper
50% of 2 decks +49% synergy
Captivating Vampire
50% of 2 decks +49% synergy
Instants
Saw in Half
100% of 1 decks +97% synergy
Flare of Malice
100% of 1 decks +97% synergy
Vampire's Bite
50% of 2 decks +50% synergy
Urge to Feed
50% of 2 decks +50% synergy
Tendrils of Corruption
50% of 2 decks +50% synergy
Heartless Act
50% of 2 decks +49% synergy
Defile
50% of 2 decks +47% synergy
Tragic Slip
50% of 2 decks +46% synergy
Malakir Rebirth
50% of 2 decks +42% synergy
Vampiric Tutor
50% of 2 decks +32% synergy
Sorceries
Lively Dirge
100% of 1 decks +98% synergy
Season of Loss
100% of 1 decks +97% synergy
Murderous Compulsion
50% of 2 decks +50% synergy
Increasing Ambition
50% of 2 decks +50% synergy
New Blood
50% of 2 decks +49% synergy
Black Sun's Zenith
50% of 2 decks +48% synergy
Grim Tutor
50% of 2 decks +45% synergy
Dread Return
50% of 2 decks +45% synergy
Exsanguinate
50% of 2 decks +44% synergy
Diabolic Tutor
50% of 2 decks +44% synergy
Sign in Blood
50% of 2 decks +40% synergy
Victimize
50% of 2 decks +38% synergy
Toxic Deluge
50% of 2 decks +33% synergy
Utility Artifacts
Sting, the Glinting Dagger
100% of 1 decks +98% synergy
Power Conduit
50% of 2 decks +50% synergy
Desecrated Tomb
50% of 2 decks +50% synergy
Blade of the Bloodchief
50% of 2 decks +49% synergy
Thornbite Staff
50% of 2 decks +49% synergy
Door of Destinies
50% of 2 decks +48% synergy
Coat of Arms
50% of 2 decks +48% synergy
Jet Medallion
50% of 2 decks +47% synergy
Herald's Horn
50% of 2 decks +44% synergy
Ashnod's Altar
50% of 2 decks +42% synergy
Swiftfoot Boots
50% of 2 decks +22% synergy
Enchantments
Chthonian Nightmare
100% of 1 decks +97% synergy
Funeral Room // Awakening Hall
100% of 1 decks +94% synergy
Ripples of Undeath
100% of 1 decks +93% synergy
Call the Bloodline
50% of 2 decks +50% synergy
Retribution of the Ancients
50% of 2 decks +49% synergy
Nest of Scarabs
50% of 2 decks +49% synergy
Blight Mound
50% of 2 decks +49% synergy
Black Market
50% of 2 decks +45% synergy
Exquisite Blood
50% of 2 decks +45% synergy
Necropotence
50% of 2 decks +45% synergy
Planeswalkers
Liliana Vess
50% of 2 decks +49% synergy
Liliana of the Dark Realms
50% of 2 decks +49% synergy
Utility Lands
Witch's Cottage
100% of 2 decks +96% synergy
Spymaster's Vault
100% of 1 decks +96% synergy
Takenuma, Abandoned Mire
100% of 2 decks +89% synergy
Mutavault
50% of 2 decks +49% synergy
Nesting Grounds
50% of 2 decks +49% synergy
Castle Locthwain
50% of 2 decks +45% synergy
Nykthos, Shrine to Nyx
50% of 2 decks +44% synergy
Urborg, Tomb of Yawgmoth
50% of 2 decks +40% synergy
Ancient Tomb
50% of 2 decks +39% synergy
Cabal Coffers
50% of 2 decks +39% synergy
Bojuka Bog
50% of 2 decks +20% synergy
Mana Artifacts
Relic of Legends
100% of 1 decks +98% synergy
Sol Ring
100% of 2 decks +16% synergy
Springleaf Drum
50% of 2 decks +48% synergy
Lands
Graven Cairns
100% of 1 decks +92% synergy
Temple of Malice
100% of 1 decks +86% synergy
Rakdos Carnarium
100% of 1 decks +85% synergy
Foreboding Ruins
100% of 1 decks +84% synergy
Dragonskull Summit
100% of 1 decks +69% synergy
Smoldering Marsh
100% of 1 decks +68% synergy
Blood Crypt
100% of 1 decks +61% synergy
Voldaren Estate
50% of 2 decks +49% synergy
Reflecting Pool
50% of 2 decks +45% synergy
Cavern of Souls
50% of 2 decks +43% synergy
Command Tower
50% of 2 decks -24% synergy