Walking Ballista + Unspeakable Symbol + City on Fire

Walking Ballista
Unspeakable Symbol
City on Fire

Requires
Walking Ballista must be on the battlefield. Unspeakable Symbol must be on the battlefield. City on Fire must be on the battlefield. You have a way to give Walking Ballista lifelink. Walking Ballista has at least two +1/+1 counters on it, or your life total is at least 4.
Steps
  1. Give Walking Ballista lifelink, if needed.
  2. If Walking Ballista has less than two +1/+1 counters on it, activate Unspeakable Symbol by paying 3 life, putting a +1/+1 counter on Walking Ballista.
  3. Activate Walking Ballista's second ability by removing a +1/+1 counter from it, dealing 3 damage to an opponent or a permanent an opponent controls, and causing you to gain 3 life.
  4. Repeat from step 2.
Results
Infinite damage. Infinite lifegain triggers.

Reyhan, Last of the Abzan // Rograkh, Son of Rohgahh
0.22% of 457 decks 1 decks
Exava, Rakdos Blood Witch
0.26% of 387 decks 1 decks
Creatures
Boa Constrictor
100% of 1 decks +100% synergy
Honored Hierarch
100% of 1 decks +100% synergy
Witherbloom Pledgemage
100% of 1 decks +100% synergy
Pir, Imaginative Rascal
100% of 1 decks +99% synergy
Benevolent Hydra
100% of 1 decks +98% synergy
Gyome, Master Chef
100% of 1 decks +98% synergy
Witherbloom Apprentice
100% of 1 decks +98% synergy
Vigor
100% of 1 decks +97% synergy
Devoted Druid
100% of 1 decks +97% synergy
Vorinclex, Monstrous Raider
100% of 1 decks +96% synergy
Winding Constrictor
100% of 1 decks +96% synergy
Evolution Witness
100% of 1 decks +95% synergy
Bristly Bill, Spine Sower
100% of 1 decks +95% synergy
Corpsejack Menace
100% of 1 decks +95% synergy
Kami of Whispered Hopes
100% of 1 decks +92% synergy
Elvish Mystic
100% of 1 decks +82% synergy
Birds of Paradise
100% of 1 decks +73% synergy
Arcbound Fiend
50% of 2 decks +50% synergy
Artificer's Dragon
50% of 2 decks +50% synergy
Arcbound Overseer
50% of 2 decks +50% synergy
Pentavus
50% of 2 decks +50% synergy
Arcbound Slith
50% of 2 decks +50% synergy
Arcbound Stinger
50% of 2 decks +50% synergy
Arcbound Worker
50% of 2 decks +50% synergy
Skyclave Shadowcat
50% of 2 decks +50% synergy
Mer-Ek Nightblade
50% of 2 decks +50% synergy
Arcbound Slasher
50% of 2 decks +50% synergy
Arcbound Reclaimer
50% of 2 decks +50% synergy
Arcbound Crusher
50% of 2 decks +50% synergy
Scrapyard Recombiner
50% of 2 decks +50% synergy
Mindless Automaton
50% of 2 decks +50% synergy
Arcbound Tracker
50% of 2 decks +50% synergy
Crystalline Crawler
50% of 2 decks +50% synergy
Arcbound Ravager
50% of 2 decks +50% synergy
Triskelion
50% of 2 decks +50% synergy
Mycosynth Golem
50% of 2 decks +50% synergy
Kami of Celebration
50% of 2 decks +49% synergy
Canoptek Spyder
50% of 2 decks +49% synergy
Cryptothrall
50% of 2 decks +49% synergy
Stalking Vengeance
50% of 2 decks +49% synergy
Necrotic Ooze
50% of 2 decks +49% synergy
Plague Myr
50% of 2 decks +49% synergy
Fain, the Broker
50% of 2 decks +49% synergy
Akki Battle Squad
50% of 2 decks +49% synergy
Sedgemoor Witch
50% of 2 decks +49% synergy
Agitator Ant
50% of 2 decks +49% synergy
Steel Overseer
50% of 2 decks +48% synergy
Archpriest of Shadows
50% of 2 decks +48% synergy
Jhoira's Familiar
50% of 2 decks +48% synergy
Scrap Trawler
50% of 2 decks +48% synergy
Instants
Veil of Summer
100% of 1 decks +94% synergy
Worldly Tutor
100% of 1 decks +86% synergy
Volt Charge
50% of 2 decks +49% synergy
Fury Storm
50% of 2 decks +49% synergy
Grim Affliction
50% of 2 decks +49% synergy
Fake Your Own Death
50% of 2 decks +49% synergy
Feign Death
50% of 2 decks +48% synergy
Fling
50% of 2 decks +48% synergy
Kazuul's Fury
50% of 2 decks +48% synergy
Imp's Mischief
50% of 2 decks +47% synergy
Saw in Half
50% of 2 decks +47% synergy
Tibalt's Trickery
50% of 2 decks +44% synergy
Malakir Rebirth
50% of 2 decks +42% synergy
Deadly Dispute
50% of 2 decks +39% synergy
Rakdos Charm
50% of 2 decks +36% synergy
Deflecting Swat
50% of 2 decks +34% synergy
Vampiric Tutor
50% of 2 decks +32% synergy
Chaos Warp
50% of 2 decks +18% synergy
Sorceries
Chain of Acid
100% of 1 decks +100% synergy
Molten Duplication
100% of 1 decks +97% synergy
Finale of Devastation
100% of 1 decks +92% synergy
Heat Shimmer
50% of 2 decks +49% synergy
Chain of Smog
50% of 2 decks +49% synergy
Twinflame
50% of 2 decks +47% synergy
Dread Return
50% of 2 decks +45% synergy
Read the Bones
50% of 2 decks +42% synergy
Sign in Blood
50% of 2 decks +40% synergy
Victimize
50% of 2 decks +38% synergy
Demonic Tutor
50% of 2 decks +28% synergy
Blasphemous Act
50% of 2 decks +16% synergy
Utility Artifacts
Ozolith, the Shattered Spire
100% of 1 decks +94% synergy
Ashnod's Altar
100% of 2 decks +92% synergy
Semblance Anvil
50% of 2 decks +49% synergy
Helm of Awakening
50% of 2 decks +49% synergy
Umbral Mantle
50% of 2 decks +49% synergy
Krark-Clan Ironworks
50% of 2 decks +49% synergy
Cloud Key
50% of 2 decks +48% synergy
Strionic Resonator
50% of 2 decks +47% synergy
Phyrexian Altar
50% of 2 decks +46% synergy
Wishclaw Talisman
50% of 2 decks +45% synergy
Enchantments
Master Chef
100% of 1 decks +98% synergy
Primal Vigor
100% of 1 decks +97% synergy
Branching Evolution
100% of 1 decks +95% synergy
Doubling Season
100% of 1 decks +91% synergy
Hardened Scales
100% of 1 decks +91% synergy
Innkeeper's Talent
100% of 1 decks +91% synergy
Pandemonium
50% of 2 decks +50% synergy
Bedlam
50% of 2 decks +50% synergy
Thran Vigil
50% of 2 decks +49% synergy
Mana Flare
50% of 2 decks +49% synergy
Dark Prophecy
50% of 2 decks +49% synergy
Gratuitous Violence
50% of 2 decks +48% synergy
Uncivil Unrest
50% of 2 decks +48% synergy
Dictate of the Twin Gods
50% of 2 decks +48% synergy
All Will Be One
50% of 2 decks +47% synergy
Fiery Emancipation
50% of 2 decks +46% synergy
Grave Pact
50% of 2 decks +46% synergy
Necropotence
50% of 2 decks +45% synergy
Planeswalkers
Daretti, Ingenious Iconoclast
50% of 2 decks +49% synergy
Utility Lands
Drannith Ruins
50% of 2 decks +49% synergy
Inkmoth Nexus
50% of 2 decks +49% synergy
Castle Embereth
50% of 2 decks +46% synergy
Darksteel Citadel
50% of 2 decks +46% synergy
Karn's Bastion
50% of 2 decks +45% synergy
Castle Locthwain
50% of 2 decks +45% synergy
Temple of the False God
50% of 2 decks +40% synergy
Urborg, Tomb of Yawgmoth
50% of 2 decks +40% synergy
Bojuka Bog
50% of 2 decks +20% synergy
Mana Artifacts
Arcane Signet
100% of 2 decks +28% synergy
Sol Ring
100% of 2 decks +16% synergy
Mox Amber
50% of 2 decks +46% synergy
Chrome Mox
50% of 2 decks +44% synergy
Lotus Petal
50% of 2 decks +43% synergy
Talisman of Indulgence
50% of 2 decks +24% synergy
Lands
Grove of the Burnwillows
100% of 1 decks +98% synergy
Blooming Marsh
100% of 1 decks +96% synergy
Fire-Lit Thicket
100% of 1 decks +95% synergy
Woodland Chasm
100% of 1 decks +95% synergy
Graven Cairns
100% of 2 decks +92% synergy
Twilight Mire
100% of 1 decks +90% synergy
Taiga
100% of 1 decks +87% synergy
Bayou
100% of 1 decks +86% synergy
Haunted Ridge
100% of 2 decks +84% synergy
Karplusan Forest
100% of 1 decks +83% synergy
Sulfurous Springs
100% of 2 decks +80% synergy
Spire Garden
100% of 1 decks +76% synergy
Llanowar Wastes
100% of 1 decks +74% synergy
Undergrowth Stadium
100% of 1 decks +74% synergy
Ziatora's Proving Ground
100% of 1 decks +68% synergy
Smoldering Marsh
100% of 2 decks +68% synergy
Cinder Glade
100% of 1 decks +62% synergy
Blood Crypt
100% of 2 decks +61% synergy
Stomping Ground
100% of 1 decks +59% synergy
Overgrown Tomb
100% of 1 decks +57% synergy
Command Tower
100% of 2 decks +26% synergy
Drossforge Bridge
50% of 2 decks +46% synergy
Gemstone Caverns
50% of 2 decks +45% synergy
Blackcleave Cliffs
50% of 2 decks +45% synergy
Canyon Slough
50% of 2 decks +44% synergy
Mana Confluence
50% of 2 decks +43% synergy
City of Brass
50% of 2 decks +42% synergy
Tainted Peak
50% of 2 decks +40% synergy
Blightstep Pathway
50% of 2 decks +40% synergy
Wooded Foothills
50% of 2 decks +40% synergy
Bloodstained Mire
50% of 2 decks +40% synergy
Windswept Heath
50% of 2 decks +40% synergy
Marsh Flats
50% of 2 decks +39% synergy
Verdant Catacombs
50% of 2 decks +39% synergy
Badlands
50% of 2 decks +36% synergy
Temple of Malice
50% of 2 decks +36% synergy
Foreboding Ruins
50% of 2 decks +34% synergy
Luxury Suite
50% of 2 decks +24% synergy
Exotic Orchard
50% of 2 decks +14% synergy