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 1850 decks 3 decks
Feather, the Redeemed
0.02% of 10030 decks 2 decks
Akiri, Line-Slinger // Ardenn, Intrepid Archaeologist
0.21% of 486 decks 1 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
Velomachus Lorehold
0.08% of 1241 decks 1 decks
Altaïr Ibn-La'Ahad
0.03% of 3033 decks 1 decks
Aisha of Sparks and Smoke
0.08% of 1289 decks 1 decks
High Synergy Cards
Relentless Assault
79% of 14 decks +76% synergy
Aggravated Assault
71% of 14 decks +68% synergy
Rogue's Passage
79% of 14 decks +59% synergy
Stoneforge Mystic
57% of 7 decks +54% synergy
Whispersilk Cloak
57% of 14 decks +53% synergy
Sword of the Animist
50% of 14 decks +45% synergy
Farewell
57% of 7 decks +44% synergy
Path to Exile
86% of 7 decks +40% synergy
Helm of the Host
43% of 14 decks +40% synergy
Kiki-Jiki, Mirror Breaker
43% of 14 decks +39% synergy
Top Cards
Swords to Plowshares
100% of 7 decks +37% synergy
Chaos Warp
64% of 14 decks +32% synergy
Smothering Tithe
57% of 7 decks +32% synergy
Boros Charm
57% of 7 decks +32% synergy
Generous Gift
57% of 7 decks +32% synergy
Lightning Greaves
50% of 14 decks +25% synergy
Swiftfoot Boots
50% of 14 decks +22% synergy
Valakut Awakening
43% of 14 decks +37% synergy
Vandalblast
43% of 14 decks +27% synergy
Deflecting Swat
43% of 14 decks +27% synergy
Creatures
Aurelia, the Warleader
43% of 7 decks +36% synergy
Esper Sentinel
43% of 7 decks +22% synergy
Rionya, Fire Dancer
36% of 14 decks +35% synergy
Port Razer
36% of 14 decks +34% synergy
Neheb, the Eternal
36% of 14 decks +33% synergy
Combat Celebrant
36% of 14 decks +33% synergy
Dockside Extortionist
36% of 14 decks +24% synergy
Scourge of the Throne
29% of 14 decks +26% synergy
Delina, Wild Mage
29% of 14 decks +26% synergy
Urabrask the Hidden
29% of 14 decks +26% synergy
Moraug, Fury of Akoum
29% of 14 decks +26% synergy
Karlach, Fury of Avernus
29% of 14 decks +25% synergy
Solemn Simulacrum
29% of 14 decks +15% synergy
Mirage Phalanx
21% of 14 decks +21% synergy
Hellkite Charger
21% of 14 decks +20% synergy
Captain Lannery Storm
21% of 14 decks +18% synergy
Feldon of the Third Path
21% of 14 decks +18% synergy
Anger
21% of 14 decks +15% synergy
Goldspan Dragon
21% of 14 decks +15% synergy
Storm-Kiln Artist
21% of 14 decks +12% synergy
Instants
Shelter
43% of 7 decks +42% synergy
Gods Willing
43% of 7 decks +42% synergy
Cloudshift
43% of 7 decks +40% synergy
Ephemerate
43% of 7 decks +37% synergy
Flawless Maneuver
43% of 7 decks +33% synergy
Savage Beating
36% of 14 decks +35% synergy
Bolt Bend
36% of 14 decks +32% synergy
Tibalt's Trickery
29% of 14 decks +23% synergy
Seething Song
29% of 14 decks +23% synergy
Big Score
29% of 14 decks +19% synergy
Desperate Ritual
21% of 14 decks +19% synergy
Thrill of Possibility
21% of 14 decks +11% synergy
Sorceries
Angelfire Ignition
43% of 7 decks +41% synergy
Wrath of God
43% of 7 decks +36% synergy
Faithless Looting
43% of 14 decks +26% synergy
Jeska's Will
36% of 14 decks +18% synergy
Blasphemous Act
29% of 14 decks -5% synergy
Surge to Victory
21% of 14 decks +21% synergy
Fury of the Horde
21% of 14 decks +21% synergy
World at War
21% of 14 decks +20% synergy
Mana Geyser
21% of 14 decks +15% synergy
Utility Artifacts
Sword of Fire and Ice
36% of 14 decks +35% synergy
Embercleave
36% of 14 decks +33% synergy
The Reaver Cleaver
36% of 14 decks +32% synergy
Darksteel Plate
29% of 14 decks +27% synergy
Commander's Plate
29% of 14 decks +26% synergy
Strionic Resonator
29% of 14 decks +25% synergy
Shadowspear
29% of 14 decks +25% synergy
Sensei's Divining Top
29% of 14 decks +23% synergy
Sword of War and Peace
21% of 14 decks +21% synergy
Sword of Light and Shadow
21% of 14 decks +21% synergy
Hammer of Purphoros
21% of 14 decks +20% synergy
Lithoform Engine
21% of 14 decks +20% synergy
Scroll Rack
21% of 14 decks +20% synergy
Hammer of Nazahn
21% of 14 decks +20% synergy
Ruby Medallion
21% of 14 decks +19% synergy
Enchantments
Land Tax
43% of 7 decks +36% synergy
Splinter Twin
21% of 14 decks +21% synergy
Determined Iteration
21% of 14 decks +20% synergy
Fable of the Mirror-Breaker
21% of 14 decks +19% synergy
Planeswalkers
Koth, Fire of Resistance
27% of 11 decks +26% synergy
Zariel, Archduke of Avernus
21% of 14 decks +21% synergy
Utility Lands
War Room
43% of 14 decks +36% synergy
Ancient Tomb
43% of 14 decks +32% synergy
Hall of the Bandit Lord
36% of 14 decks +35% synergy
Hanweir Battlements
36% of 14 decks +34% synergy
Command Beacon
36% of 14 decks +31% synergy
Flamekin Village
29% of 14 decks +28% synergy
Valakut, the Molten Pinnacle
29% of 14 decks +26% synergy
Bonders' Enclave
29% of 14 decks +26% synergy
Urza's Saga
29% of 14 decks +21% synergy
Temple of the False God
29% of 14 decks +19% synergy
Reliquary Tower
29% of 14 decks -1% synergy
The Autonomous Furnace
27% of 11 decks +27% synergy
Shinka, the Bloodsoaked Keep
21% of 14 decks +20% synergy
Scavenger Grounds
21% of 14 decks +18% synergy
Castle Embereth
21% of 14 decks +18% synergy
Inventors' Fair
21% of 14 decks +18% synergy
Sokenzan, Crucible of Defiance
21% of 14 decks +17% synergy
Nykthos, Shrine to Nyx
21% of 14 decks +16% synergy
Mana Artifacts
Sol Ring
86% of 14 decks +1% synergy
Arcane Signet
71% of 14 decks -1% synergy
Talisman of Conviction
43% of 7 decks +20% synergy
Boros Signet
43% of 7 decks +19% synergy
Mind Stone
29% of 14 decks +11% synergy
Mana Crypt
21% of 14 decks +13% synergy
Lands
Sacred Foundry
100% of 7 decks +64% synergy
Sundown Pass
86% of 7 decks +70% synergy
Spectator Seating
86% of 7 decks +61% synergy
Clifftop Retreat
86% of 7 decks +57% synergy
Furycalm Snarl
71% of 7 decks +58% synergy
Command Tower
71% of 14 decks -3% synergy
Needleverge Pathway
57% of 7 decks +48% synergy
Myriad Landscape
50% of 14 decks +31% synergy
Cavern of Souls
43% of 14 decks +36% synergy
Rugged Prairie
43% of 7 decks +32% synergy
Boros Garrison
43% of 7 decks +28% synergy
Battlefield Forge
43% of 7 decks +17% synergy
Arid Mesa
36% of 14 decks +25% synergy
Plaza of Heroes
29% of 14 decks +25% synergy
Bloodstained Mire
29% of 14 decks +18% synergy
Exotic Orchard
29% of 14 decks -7% synergy
City of Brass
21% of 14 decks +13% synergy
Marsh Flats
21% of 14 decks +10% synergy
Terramorphic Expanse
21% of 14 decks +6% synergy
Evolving Wilds
21% of 14 decks +1% synergy