Prosper, Tome-Bound + Portcullis + Eternal Scourge + Eye of Ugin

Prosper, Tome-Bound
Portcullis
Eternal Scourge
Eye of Ugin

Requires
Prosper, Tome-Bound must be on the battlefield. Portcullis must be on the battlefield. Eternal Scourge must be in hand, or in exile. Eye of Ugin must be on the battlefield. Mana needed: 1 plus an additional 1 available if Eternal Scourge is in hand
Steps
  1. Cast Eternal Scourge either from your hand or from exile by paying 1.
  2. If you played Eternal Scourge from exile, Prosper's second ability triggers, creating a Treasure token.
  3. Eternal Scourge enters the battlefield, triggering Portcullis, exiling Eternal Scourge.
  4. If you created a Treasure token, activate it by tapping and sacrificing it, adding 1.
  5. Repeat.
Results
Infinite ETB. Infinite LTB. Infinite storm count.

Prosper, Tome-Bound
0.01% of 13419 decks 1 decks
Creatures
Deepfire Elemental
100% of 1 decks +100% synergy
Hedron Detonator
100% of 1 decks +98% synergy
Squee, the Immortal
100% of 1 decks +97% synergy
Master of Cruelties
100% of 1 decks +96% synergy
Dire Fleet Daredevil
100% of 1 decks +95% synergy
Dream Devourer
100% of 1 decks +95% synergy
Ob Nixilis, Captive Kingpin
100% of 1 decks +95% synergy
Gonti, Lord of Luxury
100% of 1 decks +94% synergy
Laelia, the Blade Reforged
100% of 1 decks +94% synergy
Wild-Magic Sorcerer
100% of 1 decks +93% synergy
Nadier's Nightblade
100% of 1 decks +92% synergy
Academy Manufactor
100% of 1 decks +91% synergy
Crime Novelist
100% of 1 decks +91% synergy
Goldspan Dragon
100% of 1 decks +91% synergy
Decadent Dragon
100% of 1 decks +91% synergy
Xorn
100% of 1 decks +91% synergy
Marionette Master
100% of 1 decks +90% synergy
Party Thrasher
100% of 1 decks +90% synergy
Etali, Primal Storm
100% of 1 decks +89% synergy
Reckless Fireweaver
100% of 1 decks +89% synergy
Birgi, God of Storytelling
100% of 1 decks +88% synergy
Grim Hireling
100% of 1 decks +87% synergy
Marionette Apprentice
100% of 1 decks +87% synergy
Professional Face-Breaker
100% of 1 decks +84% synergy
Mirkwood Bats
100% of 1 decks +82% synergy
Mayhem Devil
100% of 1 decks +76% synergy
Instants
Commune with Lava
100% of 1 decks +95% synergy
You Find Some Prisoners
100% of 1 decks +95% synergy
Hurl Through Hell
100% of 1 decks +92% synergy
Bedevil
100% of 1 decks +62% synergy
Terminate
100% of 1 decks +58% synergy
Rakdos Charm
100% of 1 decks +58% synergy
Chaos Warp
100% of 1 decks +50% synergy
Sorceries
Rakdos's Return
100% of 1 decks +99% synergy
Yawgmoth's Will
100% of 1 decks +98% synergy
Glimpse the Impossible
100% of 1 decks +96% synergy
Ignite the Future
100% of 1 decks +95% synergy
Light Up the Stage
100% of 1 decks +90% synergy
Jeska's Will
100% of 1 decks +72% synergy
Vandalblast
100% of 1 decks +70% synergy
Feed the Swarm
100% of 1 decks +52% synergy
Blasphemous Act
100% of 1 decks +51% synergy
Utility Artifacts
Planar Gate
100% of 1 decks +100% synergy
Unlicensed Hearse
100% of 1 decks +100% synergy
Thornbite Staff
100% of 1 decks +99% synergy
Mimic Vat
100% of 1 decks +98% synergy
Altar of Dementia
100% of 1 decks +97% synergy
Phyrexian Altar
100% of 1 decks +94% synergy
Sensei's Divining Top
100% of 1 decks +93% synergy
Ashnod's Altar
100% of 1 decks +88% synergy
Enchantments
Planar Void
100% of 1 decks +100% synergy
Heartless Summoning
100% of 1 decks +99% synergy
Revel in Riches
100% of 1 decks +92% synergy
Theater of Horrors
100% of 1 decks +90% synergy
Goblin Bombardment
100% of 1 decks +89% synergy
Planeswalkers
Ugin, the Ineffable
100% of 1 decks +100% synergy
Utility Lands
Bojuka Bog
100% of 1 decks +63% synergy
Mana Artifacts
Mind Stone
100% of 1 decks +67% synergy
Fellwar Stone
100% of 1 decks +66% synergy
Talisman of Indulgence
100% of 1 decks +45% synergy
Rakdos Signet
100% of 1 decks +35% synergy
Arcane Signet
100% of 1 decks +17% synergy
Sol Ring
100% of 1 decks +13% synergy
Lands
Exotic Orchard
100% of 1 decks +69% synergy
Shadowblood Ridge
100% of 1 decks +67% synergy
Tainted Peak
100% of 1 decks +62% synergy
Rakdos Carnarium
100% of 1 decks +62% synergy
Foreboding Ruins
100% of 1 decks +54% synergy
Dragonskull Summit
100% of 1 decks +43% synergy
Smoldering Marsh
100% of 1 decks +36% synergy
Command Tower
100% of 1 decks +14% synergy