Grinning Ignus + Cloud Key + Prismite + Heartstone

Grinning Ignus
Cloud Key
Prismite
Heartstone

Requires
Grinning Ignus must be on the battlefield. Cloud Key must be on the battlefield. Prismite must be on the battlefield. Heartstone must be on the battlefield. "Creature" chosen with Cloud Key. Mana needed:
Steps
  1. Activate Grinning Ignus by paying and returning it to your hand, adding .
  2. Cast Grinning Ignus by paying 1.
  3. Activate Prismite by paying 1, adding .
  4. Repeat.
Results
Infinite ETB. Infinite LTB. Infinite storm count.

Ryusei, the Falling Star
3.03% of 33 decks 1 decks
Kumano, Master Yamabushi
0.47% of 212 decks 1 decks
Creatures
Blast-Furnace Hellkite
100% of 1 decks +96% synergy
Solemn Simulacrum
100% of 2 decks +75% synergy
Nalathni Dragon
50% of 2 decks +50% synergy
Monstrous Hound
50% of 2 decks +50% synergy
Lightning Dragon
50% of 2 decks +50% synergy
Rukh Egg
50% of 2 decks +50% synergy
Pili-Pala
50% of 2 decks +50% synergy
Diamond Lion
50% of 2 decks +50% synergy
Hostility
50% of 2 decks +50% synergy
Kurkesh, Onakke Ancient
50% of 2 decks +50% synergy
Flameblast Dragon
50% of 2 decks +49% synergy
Fortune Thief
50% of 2 decks +49% synergy
Thermopod
50% of 2 decks +48% synergy
Dragonlord's Servant
50% of 2 decks +47% synergy
Dragonspeaker Shaman
50% of 2 decks +47% synergy
Dragonmaster Outcast
50% of 2 decks +47% synergy
Myr Retriever
50% of 2 decks +46% synergy
Atsushi, the Blazing Sky
50% of 2 decks +44% synergy
Feldon of the Third Path
50% of 2 decks +44% synergy
Heartless Hidetsugu
50% of 2 decks +43% synergy
Foundry Inspector
50% of 2 decks +43% synergy
Harsh Mentor
50% of 2 decks +42% synergy
Drakuseth, Maw of Flames
50% of 2 decks +42% synergy
Dualcaster Mage
50% of 2 decks +37% synergy
Simian Spirit Guide
50% of 2 decks +37% synergy
Storm-Kiln Artist
50% of 2 decks +33% synergy
Instants
Reiterate
100% of 2 decks +95% synergy
Seething Song
100% of 2 decks +70% synergy
Thrill of Possibility
100% of 2 decks +60% synergy
Pulse of the Forge
50% of 2 decks +50% synergy
Shunt
50% of 2 decks +49% synergy
Repeated Reverberation
50% of 2 decks +49% synergy
Magmaquake
50% of 2 decks +48% synergy
Play with Fire
50% of 2 decks +47% synergy
Arcbond
50% of 2 decks +47% synergy
Fling
50% of 2 decks +47% synergy
You Find Some Prisoners
50% of 2 decks +46% synergy
Kazuul's Fury
50% of 2 decks +45% synergy
Twinferno
50% of 2 decks +45% synergy
Wild Ricochet
50% of 2 decks +45% synergy
Electrodominance
50% of 2 decks +44% synergy
Shock
50% of 2 decks +42% synergy
Reverberate
50% of 2 decks +35% synergy
Red Elemental Blast
50% of 2 decks +29% synergy
Deflecting Swat
50% of 2 decks +24% synergy
Chaos Warp
50% of 2 decks -13% synergy
Sorceries
Mana Geyser
100% of 2 decks +69% synergy
Vandalblast
100% of 2 decks +59% synergy
Blasphemous Act
100% of 2 decks +47% synergy
Thud
50% of 2 decks +49% synergy
Doublecast
50% of 2 decks +49% synergy
Bonus Round
50% of 2 decks +47% synergy
Fireball
50% of 2 decks +47% synergy
Irencrag Feat
50% of 2 decks +46% synergy
Brass's Bounty
50% of 2 decks +46% synergy
Jaya's Immolating Inferno
50% of 2 decks +45% synergy
Earthquake
50% of 2 decks +44% synergy
Dragon Fodder
50% of 2 decks +37% synergy
Light Up the Stage
50% of 2 decks +36% synergy
Cathartic Reunion
50% of 2 decks +35% synergy
Tormenting Voice
50% of 2 decks +34% synergy
Jeska's Will
50% of 2 decks +7% synergy
Faithless Looting
50% of 2 decks +5% synergy
Utility Artifacts
Illusionist's Bracers
100% of 2 decks +95% synergy
Mirari
50% of 2 decks +50% synergy
Helm of Kaldra
50% of 2 decks +50% synergy
Sword of Kaldra
50% of 2 decks +50% synergy
Cryptic Gateway
50% of 2 decks +50% synergy
Glaring Spotlight
50% of 2 decks +50% synergy
Shield of Kaldra
50% of 2 decks +50% synergy
Nim Deathmantle
50% of 2 decks +49% synergy
Gorgon's Head
50% of 2 decks +49% synergy
Staff of Nin
50% of 2 decks +49% synergy
Temple Bell
50% of 2 decks +48% synergy
Voltaic Key
50% of 2 decks +48% synergy
Moonsilver Key
50% of 2 decks +48% synergy
Mycosynth Lattice
50% of 2 decks +47% synergy
Phyrexian Altar
50% of 2 decks +46% synergy
Thornbite Staff
50% of 2 decks +46% synergy
Rings of Brighthearth
50% of 2 decks +45% synergy
Ashnod's Altar
50% of 2 decks +43% synergy
Basilisk Collar
50% of 2 decks +40% synergy
Hazoret's Monument
50% of 2 decks +34% synergy
Swiftfoot Boots
50% of 2 decks +9% synergy
Enchantments
Burning Anger
50% of 2 decks +50% synergy
Fires of Invention
50% of 2 decks +49% synergy
Crucible of Fire
50% of 2 decks +48% synergy
Quest for Pure Flame
50% of 2 decks +48% synergy
Mana Echoes
50% of 2 decks +47% synergy
Braid of Fire
50% of 2 decks +44% synergy
Warstorm Surge
50% of 2 decks +40% synergy
Planeswalkers
Chandra, Hope's Beacon
100% of 1 decks +94% synergy
Utility Lands
Frostwalk Bastion
50% of 2 decks +50% synergy
Dark Depths
50% of 2 decks +50% synergy
Mouth of Ronom
50% of 2 decks +50% synergy
Faceless Haven
50% of 2 decks +50% synergy
Scrying Sheets
50% of 2 decks +49% synergy
Forgotten Cave
50% of 2 decks +30% synergy
Mana Artifacts
Staff of Compleation
100% of 1 decks +99% synergy
Fire Diamond
100% of 2 decks +71% synergy
Chromatic Orrery
50% of 2 decks +50% synergy
Replicating Ring
50% of 2 decks +50% synergy
Paradise Mantle
50% of 2 decks +48% synergy
Coldsteel Heart
50% of 2 decks +47% synergy
Basalt Monolith
50% of 2 decks +47% synergy
Gilded Lotus
50% of 2 decks +45% synergy
Pyromancer's Goggles
50% of 2 decks +42% synergy
Thran Dynamo
50% of 2 decks +42% synergy
Commander's Sphere
50% of 2 decks +38% synergy
Glittering Stockpile
50% of 2 decks +37% synergy
Cursed Mirror
50% of 2 decks +30% synergy
Mind Stone
50% of 2 decks +10% synergy
Arcane Signet
50% of 2 decks -12% synergy
Sol Ring
50% of 2 decks -36% synergy
Lands
Myriad Landscape
50% of 2 decks +22% synergy