Breath of Fury + Leonin Warleader + Mass Hysteria

Breath of Fury
Leonin Warleader
Mass Hysteria

Requires
Breath of Fury must be on the battlefield. Leonin Warleader must be on the battlefield. Mass Hysteria must be on the battlefield. Breath of Fury attached to any other creature you control. An opponent cannot block creatures you control.
Steps
  1. Declare Leonin Warleader and the creature with Breath of Fury attached as attackers.
  2. Leonin Warleader triggers, creating two 1/1 Cat creature tokens.
  3. Deal combat damage using the creature that has Breath of Fury attached.
  4. Breath of Fury triggers, causing you to sacrifice the creature it is attached to, then attach Breath of Fury to a Cat token, then causing you to untap all creatures you control and to get an additional combat phase after this one.
  5. Repeat each combat phase.
Results
Infinite combat damage. Infinite combat phases. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite mana creatures you control can produce. Infinite sacrifice triggers. Infinite untap of creatures you control. Infinite creature tokens with haste.

Isshin, Two Heavens as One
0.01% of 19643 decks 1 decks
Aurelia, the Warleader
0.03% of 3091 decks 1 decks
Otharri, Suns' Glory
0.02% of 4256 decks 1 decks
Neyali, Suns' Vanguard
0.03% of 3306 decks 1 decks
Karlach, Fury of Avernus // Inspiring Leader
0.56% of 180 decks 1 decks
New Cards
Dollmaker's Shop // Porcelain Gallery
100% of 1 decks +94% synergy
Blazemire Verge
100% of 1 decks +78% synergy
High Synergy Cards
Hero of Bladehold
100% of 5 decks +98% synergy
Myrel, Shield of Argive
80% of 5 decks +77% synergy
Krenko, Tin Street Kingpin
80% of 5 decks +75% synergy
Adeline, Resplendent Cathar
80% of 5 decks +75% synergy
Teferi's Protection
80% of 5 decks +60% synergy
Smothering Tithe
80% of 5 decks +55% synergy
Creatures
Audacious Thief
100% of 1 decks +100% synergy
Preacher of the Schism
100% of 1 decks +99% synergy
Mishra, Claimed by Gix
100% of 1 decks +98% synergy
Caesar, Legion's Emperor
100% of 1 decks +97% synergy
Kellogg, Dangerous Mind
100% of 1 decks +95% synergy
Anim Pakal, Thousandth Moon
75% of 4 decks +67% synergy
Aurelia, the Law Above
67% of 3 decks +61% synergy
Skyknight Vanguard
60% of 5 decks +58% synergy
Esper Sentinel
60% of 5 decks +39% synergy
Boromir, Warden of the Tower
50% of 4 decks +44% synergy
Goblin Rabblemaster
40% of 5 decks +39% synergy
Brimaz, King of Oreskos
40% of 5 decks +39% synergy
Battle Angels of Tyr
40% of 5 decks +37% synergy
Laelia, the Blade Reforged
40% of 5 decks +37% synergy
Delina, Wild Mage
40% of 5 decks +37% synergy
Odric, Lunarch Marshal
40% of 5 decks +37% synergy
Karlach, Fury of Avernus
40% of 5 decks +37% synergy
Loyal Apprentice
40% of 5 decks +36% synergy
Selfless Spirit
40% of 5 decks +36% synergy
Iroas, God of Victory
40% of 5 decks +36% synergy
Welcoming Vampire
40% of 5 decks +34% synergy
Mother of Runes
40% of 5 decks +33% synergy
Mondrak, Glory Dominus
40% of 5 decks +31% synergy
Holga, Relentless Rager
25% of 4 decks +25% synergy
Sanguine Evangelist
25% of 4 decks +25% synergy
Éomer, Marshal of Rohan
25% of 4 decks +24% synergy
Elesh Norn
25% of 4 decks +23% synergy
Breeches, Eager Pillager
25% of 4 decks +23% synergy
Firemane Commando
25% of 4 decks +22% synergy
Kellan, the Fae-Blooded
25% of 4 decks +22% synergy
Charismatic Conqueror
25% of 4 decks +20% synergy
Roaming Throne
25% of 4 decks +15% synergy
Lightning Mauler
20% of 5 decks +20% synergy
Hero of Oxid Ridge
20% of 5 decks +20% synergy
Accorder Paladin
20% of 5 decks +20% synergy
Ellyn Harbreeze, Busybody
20% of 5 decks +20% synergy
Haazda Marshal
20% of 5 decks +20% synergy
Avatar of Slaughter
20% of 5 decks +20% synergy
Lightning Runner
20% of 5 decks +20% synergy
Tilonalli's Summoner
20% of 5 decks +20% synergy
Varchild, Betrayer of Kjeldor
20% of 5 decks +19% synergy
Hanweir Militia Captain
20% of 5 decks +19% synergy
Venerable Warsinger
20% of 5 decks +19% synergy
Fiendish Duo
20% of 5 decks +19% synergy
Zurzoth, Chaos Rider
20% of 5 decks +19% synergy
Battle Cry Goblin
20% of 5 decks +19% synergy
Legion Loyalist
20% of 5 decks +19% synergy
Combat Calligrapher
20% of 5 decks +19% synergy
Bruse Tarl, Boorish Herder
20% of 5 decks +19% synergy
Phyrexian Dragon Engine
20% of 5 decks +19% synergy
Instants
Deadly Dispute
100% of 1 decks +89% synergy
Akroma's Will
60% of 5 decks +50% synergy
Swords to Plowshares
60% of 5 decks -3% synergy
Stroke of Midnight
50% of 4 decks +38% synergy
Deflecting Swat
40% of 5 decks +24% synergy
Enlightened Tutor
40% of 5 decks +22% synergy
Boros Charm
40% of 5 decks +15% synergy
Everybody Lives!
25% of 4 decks +22% synergy
Galadriel's Dismissal
25% of 4 decks +22% synergy
Get Lost
25% of 4 decks +21% synergy
Entrapment Maneuver
20% of 5 decks +19% synergy
Savage Beating
20% of 5 decks +19% synergy
Semester's End
20% of 5 decks +18% synergy
Grand Crescendo
20% of 5 decks +18% synergy
Secure the Wastes
20% of 5 decks +17% synergy
Rootborn Defenses
20% of 5 decks +17% synergy
Sejiri Shelter
20% of 5 decks +16% synergy
Valakut Awakening
20% of 5 decks +14% synergy
Unbreakable Formation
20% of 5 decks +13% synergy
Flawless Maneuver
20% of 5 decks +10% synergy
Generous Gift
20% of 5 decks -6% synergy
Chaos Warp
20% of 5 decks -12% synergy
Path to Exile
20% of 5 decks -25% synergy
Sorceries
Grim Tutor
100% of 1 decks +95% synergy
Overpowering Attack
100% of 1 decks +95% synergy
Diabolic Intent
100% of 1 decks +91% synergy
Night's Whisper
100% of 1 decks +91% synergy
Sign in Blood
100% of 1 decks +90% synergy
Demonic Tutor
100% of 1 decks +78% synergy
Waves of Aggression
40% of 5 decks +39% synergy
Seize the Day
40% of 5 decks +38% synergy
Relentless Assault
40% of 5 decks +37% synergy
Sevinne's Reclamation
40% of 5 decks +33% synergy
Farewell
40% of 5 decks +27% synergy
Vandalblast
40% of 5 decks +24% synergy
Jeska's Will
40% of 5 decks +22% synergy
Cosmotronic Wave
20% of 5 decks +20% synergy
Indulge // Excess
20% of 5 decks +20% synergy
Hazardous Blast
20% of 5 decks +19% synergy
Launch the Fleet
20% of 5 decks +19% synergy
Fury of the Horde
20% of 5 decks +19% synergy
Insult // Injury
20% of 5 decks +19% synergy
Akroma's Vengeance
20% of 5 decks +19% synergy
World at War
20% of 5 decks +19% synergy
Response // Resurgence
20% of 5 decks +18% synergy
Winds of Abandon
20% of 5 decks +18% synergy
Steelshaper's Gift
20% of 5 decks +17% synergy
White Sun's Twilight
20% of 5 decks +17% synergy
Cleansing Nova
20% of 5 decks +16% synergy
Vanquish the Horde
20% of 5 decks +16% synergy
Open the Armory
20% of 5 decks +15% synergy
Gamble
20% of 5 decks +10% synergy
Blasphemous Act
20% of 5 decks -14% synergy
Utility Artifacts
Sword of Wealth and Power
100% of 1 decks +99% synergy
Skullclamp
60% of 5 decks +48% synergy
Lightning Greaves
60% of 5 decks +35% synergy
The One Ring
50% of 4 decks +41% synergy
Glimmer Lens
40% of 5 decks +39% synergy
Sword of Feast and Famine
40% of 5 decks +38% synergy
Embercleave
40% of 5 decks +37% synergy
Sword of the Animist
40% of 5 decks +35% synergy
Diamond Pick-Axe
25% of 4 decks +22% synergy
Captain's Claws
20% of 5 decks +20% synergy
Glaring Spotlight
20% of 5 decks +20% synergy
Heirloom Blade
20% of 5 decks +19% synergy
Throne of the God-Pharaoh
20% of 5 decks +19% synergy
Dolmen Gate
20% of 5 decks +19% synergy
Spear of Heliod
20% of 5 decks +19% synergy
Sword of Fire and Ice
20% of 5 decks +19% synergy
Eldrazi Monument
20% of 5 decks +19% synergy
Sword of Truth and Justice
20% of 5 decks +19% synergy
Horn of Valhalla
20% of 5 decks +19% synergy
Akroma's Memorial
20% of 5 decks +19% synergy
Parhelion II
20% of 5 decks +19% synergy
Hexplate Wallbreaker
20% of 5 decks +18% synergy
Oketra's Monument
20% of 5 decks +18% synergy
Sword of Hearth and Home
20% of 5 decks +18% synergy
Halo Fountain
20% of 5 decks +17% synergy
Helm of the Host
20% of 5 decks +17% synergy
Shadowspear
20% of 5 decks +16% synergy
Phyrexian Altar
20% of 5 decks +16% synergy
Sunforger
20% of 5 decks +15% synergy
Ashnod's Altar
20% of 5 decks +12% synergy
Swiftfoot Boots
20% of 5 decks -8% synergy
Enchantments
Grim Reaper's Sprint
100% of 1 decks +99% synergy
Phyrexian Reclamation
100% of 1 decks +96% synergy
Phyrexian Arena
100% of 1 decks +85% synergy
Aggravated Assault
60% of 5 decks +57% synergy
Anointed Procession
60% of 5 decks +51% synergy
Guild Artisan
40% of 5 decks +39% synergy
Fervor
40% of 5 decks +39% synergy
Legion's Landing
40% of 5 decks +39% synergy
Luminarch Ascension
40% of 5 decks +38% synergy
Divine Visitation
40% of 5 decks +38% synergy
Rabble Rousing
40% of 5 decks +38% synergy
Court of Grace
40% of 5 decks +37% synergy
Cathars' Crusade
40% of 5 decks +34% synergy
Uncivil Unrest
25% of 4 decks +23% synergy
Court of Embereth
25% of 4 decks +23% synergy
Court of Ardenvale
25% of 4 decks +23% synergy
Chivalric Alliance
25% of 4 decks +23% synergy
Rising of the Day
25% of 4 decks +19% synergy
Serra's Blessing
20% of 5 decks +20% synergy
Veteran Soldier
20% of 5 decks +20% synergy
Rage Reflection
20% of 5 decks +20% synergy
Bedlam
20% of 5 decks +20% synergy
Celestial Mantle
20% of 5 decks +19% synergy
Wedding Announcement
20% of 5 decks +19% synergy
Eldrazi Conscription
20% of 5 decks +19% synergy
Determined Iteration
20% of 5 decks +19% synergy
Roar of Resistance
20% of 5 decks +19% synergy
Outlaws' Merriment
20% of 5 decks +19% synergy
Paladin Class
20% of 5 decks +19% synergy
Legion Loyalty
20% of 5 decks +19% synergy
Prosperous Partnership
20% of 5 decks +18% synergy
Gratuitous Violence
20% of 5 decks +18% synergy
Brave the Sands
20% of 5 decks +18% synergy
Inspiring Leader
20% of 5 decks +18% synergy
Fable of the Mirror-Breaker
20% of 5 decks +18% synergy
True Conviction
20% of 5 decks +17% synergy
Duelist's Heritage
20% of 5 decks +17% synergy
Sigarda's Aid
20% of 5 decks +16% synergy
Curse of Opulence
20% of 5 decks +16% synergy
Assemble the Legion
20% of 5 decks +16% synergy
Shared Animosity
20% of 5 decks +16% synergy
Intangible Virtue
20% of 5 decks +15% synergy
Felidar Retreat
20% of 5 decks +13% synergy
Impact Tremors
20% of 5 decks +11% synergy
Planeswalkers
Zariel, Archduke of Avernus
20% of 5 decks +19% synergy
Basri Ket
20% of 5 decks +19% synergy
Elspeth, Sun's Champion
20% of 5 decks +15% synergy
Utility Lands
Restless Bivouac
50% of 4 decks +47% synergy
Minas Tirith
50% of 4 decks +41% synergy
Sokenzan, Crucible of Defiance
40% of 5 decks +35% synergy
Eiganjo, Seat of the Empire
40% of 5 decks +31% synergy
Roadside Reliquary
20% of 5 decks +19% synergy
Den of the Bugbear
20% of 5 decks +19% synergy
Hanweir Battlements
20% of 5 decks +19% synergy
Bonders' Enclave
20% of 5 decks +18% synergy
Castle Embereth
20% of 5 decks +16% synergy
Windbrisk Heights
20% of 5 decks +15% synergy
War Room
20% of 5 decks +14% synergy
Mana Artifacts
Fellwar Stone
40% of 5 decks +19% synergy
Talisman of Conviction
40% of 5 decks +17% synergy
Boros Signet
40% of 5 decks +16% synergy
Arcane Signet
40% of 5 decks -32% synergy
Sol Ring
40% of 5 decks -44% synergy
Staff of Compleation
20% of 5 decks +18% synergy
Lands
Blightstep Pathway
100% of 1 decks +90% synergy
Brightclimb Pathway
100% of 1 decks +90% synergy
Shattered Sanctum
100% of 1 decks +87% synergy
Badlands
100% of 1 decks +86% synergy
Scrubland
100% of 1 decks +86% synergy
Haunted Ridge
100% of 1 decks +84% synergy
Sulfurous Springs
100% of 1 decks +80% synergy
Vault of Champions
100% of 1 decks +74% synergy
Luxury Suite
100% of 1 decks +74% synergy
Isolated Chapel
100% of 1 decks +73% synergy
Caves of Koilos
100% of 1 decks +72% synergy
Dragonskull Summit
100% of 1 decks +69% synergy
Sacred Foundry
100% of 5 decks +64% synergy
Blood Crypt
100% of 1 decks +61% synergy
Godless Shrine
100% of 1 decks +59% synergy
Arid Mesa
80% of 5 decks +69% synergy
Battlefield Forge
80% of 5 decks +55% synergy
Clifftop Retreat
80% of 5 decks +52% synergy
Command Tower
80% of 5 decks +6% synergy
Needleverge Pathway
60% of 5 decks +51% synergy
Rugged Prairie
60% of 5 decks +49% synergy
Marsh Flats
60% of 5 decks +49% synergy
Sundown Pass
60% of 5 decks +45% synergy
Spectator Seating
60% of 5 decks +35% synergy
Elegant Parlor
50% of 2 decks +41% synergy
Inspiring Vantage
40% of 5 decks +36% synergy
Prismatic Vista
40% of 5 decks +34% synergy
Fabled Passage
40% of 5 decks +31% synergy
Bloodstained Mire
40% of 5 decks +30% synergy
Scalding Tarn
40% of 5 decks +29% synergy
Plateau
40% of 5 decks +27% synergy
Plaza of Heroes
20% of 5 decks +17% synergy
Sunbaked Canyon
20% of 5 decks +15% synergy
Rustvale Bridge
20% of 5 decks +15% synergy
Cavern of Souls
20% of 5 decks +13% synergy
Mana Confluence
20% of 5 decks +13% synergy
City of Brass
20% of 5 decks +12% synergy
Wooded Foothills
20% of 5 decks +10% synergy
Windswept Heath
20% of 5 decks +10% synergy
Flooded Strand
20% of 5 decks +9% synergy
Exotic Orchard
20% of 5 decks -16% synergy