Sword of Feast and Famine + Sword of Hearth and Home + Ardent Elementalist + Relentless Assault

Sword of Feast and Famine
Sword of Hearth and Home
Ardent Elementalist
Relentless Assault

Requires
Sword of Feast and Famine must be on the battlefield. Sword of Hearth and Home must be on the battlefield. Ardent Elementalist must be on the battlefield. Relentless Assault must be in the graveyard. Sword of Hearth and Home and Sword of Feast and Famine attached to any other creature without summoning sickness. Lands you control can tap to produce at least 2. An opponent is unable to block and kill the creature with the Swords attached.
Steps
  1. Deal combat damage to an opponent using the creature with Sword of Hearth and Home attached.
  2. Sword of Hearth and Home and Sword of Feast and Famine trigger.
  3. Resolve the Sword of Hearth and Home trigger, blinking Ardent Elementalist and causing you to search your library for a basic land card and put it onto the battlefield.
  4. Ardent Elementalist enters the battlefield, returning Relentless Assault from your graveyard to your hand.
  5. Resolve the Sword of Feast and Famine trigger, causing you to untap all lands you control, and causing the defending player to discard a card.
  6. Move to your postcombat main phase.
  7. Activate any number of lands you control by tapping them, adding at least 2.
  8. Cast Relentless Assault by paying 2, causing you to untap all creatures that attacked this turn and to get an additional combat and main phase after this one.
  9. Repeat.
Results
Infinite combat damage. Infinite combat phases. Infinite ETB. Infinite LTB. Infinite magecraft triggers. Infinite storm count. Infinite untap of lands you control. Near-infinite landfall triggers. Put all basic lands from your library onto the battlefield. Infinite mana lands you control can produce.

Aisha of Sparks and Smoke
0.23% of 1289 decks 3 decks
Etali, Primal Storm
0.16% of 1850 decks 3 decks
Immard, the Stormcleaver
0.17% of 1168 decks 2 decks
Lu Bu, Master-at-Arms
1.35% of 74 decks 1 decks
Delina, Wild Mage
0.05% of 2194 decks 1 decks
Mishra, Claimed by Gix
0.03% of 3585 decks 1 decks
Shadowfax, Lord of Horses
0.08% of 1263 decks 1 decks
Tetsuo, Imperial Champion
0.03% of 2870 decks 1 decks
Pako, Arcane Retriever
8.33% of 12 decks 1 decks
Velomachus Lorehold
0.08% of 1241 decks 1 decks
Altaïr Ibn-La'Ahad
0.03% of 3033 decks 1 decks
High Synergy Cards
Aggravated Assault
75% of 16 decks +72% synergy
Aurelia, the Warleader
75% of 8 decks +68% synergy
Seize the Day
69% of 16 decks +66% synergy
Thrilling Discovery
62% of 8 decks +60% synergy
Rogue's Passage
69% of 16 decks +49% synergy
Response // Resurgence
50% of 8 decks +48% synergy
Steelshaper's Gift
50% of 8 decks +47% synergy
Helm of the Host
50% of 16 decks +47% synergy
Whispersilk Cloak
50% of 16 decks +46% synergy
Sword of the Animist
50% of 16 decks +45% synergy
Top Cards
Swords to Plowshares
75% of 8 decks +12% synergy
Chaos Warp
62% of 16 decks +31% synergy
Path to Exile
62% of 8 decks +17% synergy
Jeska's Will
56% of 16 decks +39% synergy
Smothering Tithe
50% of 8 decks +25% synergy
Boros Charm
50% of 8 decks +25% synergy
Lightning Greaves
50% of 16 decks +25% synergy
Generous Gift
50% of 8 decks +24% synergy
Savage Beating
44% of 16 decks +43% synergy
Port Razer
44% of 16 decks +42% synergy
Creatures
Combat Celebrant
44% of 16 decks +41% synergy
Balefire Liege
38% of 8 decks +36% synergy
Kiki-Jiki, Mirror Breaker
38% of 16 decks +34% synergy
Rionya, Fire Dancer
31% of 16 decks +30% synergy
Moraug, Fury of Akoum
31% of 16 decks +28% synergy
Karlach, Fury of Avernus
31% of 16 decks +28% synergy
Dockside Extortionist
31% of 16 decks +20% synergy
Scourge of the Throne
25% of 16 decks +23% synergy
Neheb, the Eternal
25% of 16 decks +23% synergy
Delina, Wild Mage
25% of 16 decks +22% synergy
Urabrask the Hidden
25% of 16 decks +22% synergy
Anger
25% of 16 decks +19% synergy
Solemn Simulacrum
25% of 16 decks +11% synergy
Flametongue Kavu
19% of 16 decks +19% synergy
Mirage Phalanx
19% of 16 decks +18% synergy
Akki Battle Squad
19% of 16 decks +17% synergy
Hellkite Charger
19% of 16 decks +17% synergy
Zealous Conscripts
19% of 16 decks +17% synergy
Kediss, Emberclaw Familiar
19% of 16 decks +16% synergy
Captain Lannery Storm
19% of 16 decks +16% synergy
Feldon of the Third Path
19% of 16 decks +16% synergy
Goldspan Dragon
19% of 16 decks +13% synergy
Storm-Kiln Artist
19% of 16 decks +10% synergy
Instants
Cyclonic Rift
100% of 3 decks +72% synergy
Deflecting Swat
38% of 16 decks +21% synergy
Valakut Awakening
31% of 16 decks +25% synergy
Bolt Bend
25% of 16 decks +21% synergy
Seething Song
25% of 16 decks +19% synergy
Big Score
25% of 16 decks +16% synergy
Thrill of Possibility
25% of 16 decks +15% synergy
Desperate Ritual
19% of 16 decks +16% synergy
Sorceries
Vandalblast
44% of 16 decks +28% synergy
Blasphemous Act
44% of 16 decks +10% synergy
Secret Rendezvous
38% of 8 decks +35% synergy
Cut a Deal
38% of 8 decks +35% synergy
Rip Apart
38% of 8 decks +34% synergy
Open the Armory
38% of 8 decks +33% synergy
Farewell
38% of 8 decks +24% synergy
Faithless Looting
38% of 16 decks +21% synergy
Surge to Victory
25% of 16 decks +24% synergy
World at War
25% of 16 decks +24% synergy
Wheel of Fortune
25% of 16 decks +20% synergy
Mana Geyser
25% of 16 decks +18% synergy
Fury of the Horde
19% of 16 decks +18% synergy
Reforge the Soul
19% of 16 decks +17% synergy
Gamble
19% of 16 decks +9% synergy
Utility Artifacts
Swiftfoot Boots
44% of 16 decks +16% synergy
Sword of Fire and Ice
38% of 16 decks +36% synergy
Strionic Resonator
31% of 16 decks +28% synergy
The Reaver Cleaver
31% of 16 decks +27% synergy
Commander's Plate
25% of 16 decks +23% synergy
Embercleave
25% of 16 decks +22% synergy
Sword of Light and Shadow
19% of 16 decks +18% synergy
Hammer of Purphoros
19% of 16 decks +18% synergy
Lithoform Engine
19% of 16 decks +17% synergy
Darksteel Plate
19% of 16 decks +17% synergy
Scroll Rack
19% of 16 decks +17% synergy
Hammer of Nazahn
19% of 16 decks +17% synergy
Ruby Medallion
19% of 16 decks +16% synergy
Shadowspear
19% of 16 decks +15% synergy
Sensei's Divining Top
19% of 16 decks +13% synergy
Enchantments
Splinter Twin
19% of 16 decks +18% synergy
Determined Iteration
19% of 16 decks +18% synergy
Fable of the Mirror-Breaker
19% of 16 decks +16% synergy
Planeswalkers
Koth, Fire of Resistance
21% of 14 decks +20% synergy
Utility Lands
Ancient Tomb
50% of 16 decks +40% synergy
Flamekin Village
38% of 16 decks +37% synergy
War Room
38% of 16 decks +31% synergy
Eiganjo, Seat of the Empire
38% of 8 decks +29% synergy
Hall of the Bandit Lord
31% of 16 decks +31% synergy
Hanweir Battlements
31% of 16 decks +30% synergy
Valakut, the Molten Pinnacle
25% of 16 decks +23% synergy
Bonders' Enclave
25% of 16 decks +23% synergy
Command Beacon
25% of 16 decks +20% synergy
Urza's Saga
25% of 16 decks +18% synergy
The Autonomous Furnace
21% of 14 decks +21% synergy
Shinka, the Bloodsoaked Keep
19% of 16 decks +17% synergy
Scavenger Grounds
19% of 16 decks +15% synergy
Castle Embereth
19% of 16 decks +15% synergy
Forgotten Cave
19% of 16 decks +14% synergy
Sokenzan, Crucible of Defiance
19% of 16 decks +14% synergy
Nykthos, Shrine to Nyx
19% of 16 decks +13% synergy
Temple of the False God
19% of 16 decks +9% synergy
Mana Artifacts
Sol Ring
69% of 16 decks -16% synergy
Arcane Signet
56% of 16 decks -16% synergy
Talisman of Conviction
38% of 8 decks +14% synergy
Mana Crypt
25% of 16 decks +17% synergy
Mind Stone
25% of 16 decks +8% synergy
Jeweled Lotus
19% of 16 decks +13% synergy
Commander's Sphere
19% of 16 decks +4% synergy
Lands
Battlefield Forge
75% of 8 decks +49% synergy
Sacred Foundry
62% of 8 decks +26% synergy
Command Tower
62% of 16 decks -11% synergy
Sundown Pass
50% of 8 decks +35% synergy
Spectator Seating
50% of 8 decks +25% synergy
Clifftop Retreat
50% of 8 decks +21% synergy
Myriad Landscape
44% of 16 decks +24% synergy
Inspiring Vantage
38% of 8 decks +34% synergy
Cavern of Souls
38% of 16 decks +31% synergy
Arid Mesa
38% of 16 decks +27% synergy
Furycalm Snarl
38% of 8 decks +24% synergy
Boros Garrison
38% of 8 decks +23% synergy
City of Brass
31% of 16 decks +23% synergy
Exotic Orchard
31% of 16 decks -4% synergy
Bloodstained Mire
25% of 16 decks +15% synergy
Plaza of Heroes
19% of 16 decks +16% synergy
Mana Confluence
19% of 16 decks +11% synergy
Scalding Tarn
19% of 16 decks +8% synergy
Marsh Flats
19% of 16 decks +8% synergy
Terramorphic Expanse
19% of 16 decks +3% synergy
Evolving Wilds
19% of 16 decks -2% synergy