Sword of Feast and Famine + Sword of Hearth and Home + Ardent Elementalist + Seize the Day

Sword of Feast and Famine
Sword of Hearth and Home
Ardent Elementalist
Seize the Day

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. Seize the Day 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 3. 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 Seize the Day 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 3.
  8. Cast Seize the Day by paying 3, causing you to untap the creature with Sword of Hearth and Home attached 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.

Etali, Primal Storm
0.16% of 1868 decks 3 decks
Velomachus Lorehold
0.16% of 1237 decks 2 decks
Feather, the Redeemed
0.02% of 9846 decks 2 decks
Altaïr Ibn-La'Ahad
0.07% of 2736 decks 2 decks
Tetsuo, Imperial Champion
0.03% of 2908 decks 1 decks
Aisha of Sparks and Smoke
0.08% of 1259 decks 1 decks
Mishra, Claimed by Gix
0.02% of 4139 decks 1 decks
Akiri, Line-Slinger // Ardenn, Intrepid Archaeologist
0.20% of 490 decks 1 decks
Delina, Wild Mage
0.05% of 2180 decks 1 decks
Lu Bu, Master-at-Arms
1.33% of 75 decks 1 decks
High Synergy Cards
Aggravated Assault
80% of 15 decks +77% synergy
Relentless Assault
73% of 15 decks +70% synergy
Whispersilk Cloak
60% of 15 decks +56% synergy
Rogue's Passage
73% of 15 decks +54% synergy
Boros Charm
75% of 8 decks +50% synergy
Shelter
50% of 8 decks +49% synergy
Gods Willing
50% of 8 decks +49% synergy
Angelfire Ignition
50% of 8 decks +48% synergy
Stoneforge Mystic
50% of 8 decks +47% synergy
Helm of the Host
47% of 15 decks +43% synergy
Top Cards
Swords to Plowshares
100% of 8 decks +37% synergy
Path to Exile
88% of 8 decks +42% synergy
Chaos Warp
67% of 15 decks +35% synergy
Smothering Tithe
62% of 8 decks +37% synergy
Swiftfoot Boots
53% of 15 decks +25% synergy
Land Tax
50% of 8 decks +43% synergy
Farewell
50% of 8 decks +37% synergy
Generous Gift
50% of 8 decks +24% synergy
The Reaver Cleaver
47% of 15 decks +43% synergy
Sword of the Animist
47% of 15 decks +42% synergy
Creatures
Combat Celebrant
40% of 15 decks +37% synergy
Kiki-Jiki, Mirror Breaker
40% of 15 decks +36% synergy
Esper Sentinel
38% of 8 decks +17% synergy
Port Razer
33% of 15 decks +31% synergy
Scourge of the Throne
33% of 15 decks +31% synergy
Neheb, the Eternal
33% of 15 decks +31% synergy
Dockside Extortionist
33% of 15 decks +21% synergy
Rionya, Fire Dancer
27% of 15 decks +26% synergy
Hellkite Charger
27% of 15 decks +25% synergy
Urabrask the Hidden
27% of 15 decks +24% synergy
Moraug, Fury of Akoum
27% of 15 decks +24% synergy
Karlach, Fury of Avernus
27% of 15 decks +23% synergy
Storm-Kiln Artist
27% of 15 decks +17% synergy
Mirage Phalanx
20% of 15 decks +19% synergy
Delina, Wild Mage
20% of 15 decks +17% synergy
Captain Lannery Storm
20% of 15 decks +17% synergy
Feldon of the Third Path
20% of 15 decks +17% synergy
Anger
20% of 15 decks +14% synergy
Goldspan Dragon
20% of 15 decks +14% synergy
Solemn Simulacrum
20% of 15 decks +6% synergy
Instants
Entomb
75% of 4 decks +68% synergy
Bedevil
75% of 4 decks +61% synergy
Valakut Awakening
47% of 15 decks +40% synergy
Deflecting Swat
40% of 15 decks +24% synergy
Take Up the Shield
38% of 8 decks +37% synergy
Cloudshift
38% of 8 decks +34% synergy
Ephemerate
38% of 8 decks +32% synergy
Silence
38% of 8 decks +31% synergy
Akroma's Will
38% of 8 decks +28% synergy
Savage Beating
33% of 15 decks +32% synergy
Desperate Ritual
27% of 15 decks +24% synergy
Bolt Bend
27% of 15 decks +23% synergy
Tibalt's Trickery
27% of 15 decks +21% synergy
Seething Song
27% of 15 decks +21% synergy
Big Score
27% of 15 decks +17% synergy
Pyretic Ritual
20% of 15 decks +17% synergy
Thrill of Possibility
20% of 15 decks +10% synergy
Sorceries
Profane Tutor
75% of 4 decks +72% synergy
Demonic Tutor
75% of 4 decks +53% synergy
Faithless Looting
40% of 15 decks +23% synergy
Thrilling Discovery
38% of 8 decks +35% synergy
Wrath of God
38% of 8 decks +31% synergy
Vandalblast
33% of 15 decks +17% synergy
Jeska's Will
33% of 15 decks +16% synergy
Blasphemous Act
27% of 15 decks -7% synergy
Surge to Victory
20% of 15 decks +19% synergy
Fury of the Horde
20% of 15 decks +19% synergy
World at War
20% of 15 decks +19% synergy
Mana Geyser
20% of 15 decks +13% synergy
Utility Artifacts
Brotherhood Regalia
60% of 5 decks +55% synergy
Lightning Greaves
47% of 15 decks +21% synergy
Sword of Once and Future
33% of 9 decks +33% synergy
Sword of Fire and Ice
33% of 15 decks +32% synergy
Sword of Light and Shadow
27% of 15 decks +26% synergy
Darksteel Plate
27% of 15 decks +25% synergy
Embercleave
27% of 15 decks +24% synergy
Strionic Resonator
27% of 15 decks +23% synergy
Shadowspear
27% of 15 decks +23% synergy
Sensei's Divining Top
27% of 15 decks +21% synergy
Sword of War and Peace
20% of 15 decks +19% synergy
Hammer of Purphoros
20% of 15 decks +19% synergy
Lithoform Engine
20% of 15 decks +18% synergy
Scroll Rack
20% of 15 decks +18% synergy
Commander's Plate
20% of 15 decks +18% synergy
Ruby Medallion
20% of 15 decks +17% synergy
Enchantments
Black Market Connections
75% of 4 decks +64% synergy
Splinter Twin
20% of 15 decks +19% synergy
Determined Iteration
20% of 15 decks +19% synergy
Fable of the Mirror-Breaker
20% of 15 decks +18% synergy
Planeswalkers
Koth, Fire of Resistance
25% of 12 decks +24% synergy
Zariel, Archduke of Avernus
20% of 15 decks +19% synergy
Utility Lands
War Room
47% of 15 decks +40% synergy
Ancient Tomb
47% of 15 decks +36% synergy
Command Beacon
40% of 15 decks +35% synergy
Eiganjo, Seat of the Empire
38% of 8 decks +28% synergy
Hall of the Bandit Lord
33% of 15 decks +33% synergy
Hanweir Battlements
33% of 15 decks +32% synergy
Bonders' Enclave
33% of 15 decks +31% synergy
Flamekin Village
27% of 15 decks +26% synergy
Valakut, the Molten Pinnacle
27% of 15 decks +24% synergy
Sokenzan, Crucible of Defiance
27% of 15 decks +22% synergy
Urza's Saga
27% of 15 decks +19% synergy
Temple of the False God
27% of 15 decks +17% synergy
Reliquary Tower
27% of 15 decks -3% synergy
The Autonomous Furnace
25% of 12 decks +24% synergy
Shinka, the Bloodsoaked Keep
20% of 15 decks +18% synergy
Scavenger Grounds
20% of 15 decks +17% synergy
Castle Embereth
20% of 15 decks +16% synergy
Inventors' Fair
20% of 15 decks +16% synergy
Nykthos, Shrine to Nyx
20% of 15 decks +14% synergy
Mana Artifacts
Sol Ring
87% of 15 decks +2% synergy
Arcane Signet
73% of 15 decks +1% synergy
Talisman of Conviction
38% of 8 decks +15% synergy
Mind Stone
27% of 15 decks +9% synergy
Mana Crypt
20% of 15 decks +11% synergy
Commander's Sphere
20% of 15 decks +5% synergy
Fellwar Stone
20% of 15 decks -1% synergy
Lands
Sacred Foundry
100% of 8 decks +64% synergy
Sundown Pass
75% of 8 decks +60% synergy
Spectator Seating
75% of 8 decks +50% synergy
Clifftop Retreat
75% of 8 decks +47% synergy
Command Tower
73% of 15 decks -1% synergy
Furycalm Snarl
62% of 8 decks +50% synergy
Myriad Landscape
53% of 15 decks +34% synergy
Rugged Prairie
50% of 8 decks +39% synergy
Battlefield Forge
50% of 8 decks +25% synergy
Cavern of Souls
47% of 15 decks +40% synergy
Exotic Orchard
40% of 15 decks +4% synergy
Inspiring Vantage
38% of 8 decks +34% synergy
Needleverge Pathway
38% of 8 decks +28% synergy
Boros Garrison
38% of 8 decks +22% synergy
Temple of Triumph
38% of 8 decks +21% synergy
Arid Mesa
33% of 15 decks +23% synergy
Plaza of Heroes
27% of 15 decks +23% synergy
City of Brass
27% of 15 decks +18% synergy
Bloodstained Mire
27% of 15 decks +16% synergy
Mana Confluence
20% of 15 decks +13% synergy
Marsh Flats
20% of 15 decks +9% synergy
Terramorphic Expanse
20% of 15 decks +4% synergy
Evolving Wilds
20% of 15 decks -1% synergy