Sunforger + Final Fortune + Angel's Grace + Wheel of Sun and Moon

Sunforger
Final Fortune
Angel's Grace
Wheel of Sun and Moon

Requires
Sunforger must be on the battlefield. Final Fortune must be in the library. Angel's Grace must be in the library. Wheel of Sun and Moon must be on the battlefield. Wheel of Sun and Moon enchanting you. Sunforger attached to a creature you control. Mana needed: the first turn, with 6 available each extra turn
Steps
  1. Activate Sunforger by paying and unattaching it, searching your library for Final Fortune and casting it without paying its mana cost.
  2. Resolve Final Fortune, causing you to take an extra turn after this one and shuffle Final Fortune into your library due to Wheel of Sun and Moon.
  3. Move to your next turn.
  4. Activate Sunforger's equip ability by paying 3, attaching it to a creature you control.
  5. Repeat steps 1 through 3 one additional time.
  6. Activate Sunforger's equip ability by paying 3, attaching it to a creature you control.
  7. Activate Sunforger by paying and unattaching it, searching your library for Angel's Grace and casting it without paying its mana cost.
  8. Resolve Angel's Grace, preventing you from losing the game this turn and shuffle Angel's Grace into your library due to Wheel of Sun and Moon.
  9. At the beginning of your end step, Final Fortune triggers, however you cannot lose the game due to Angel's Grace.
  10. Repeat from step 4.
Results
Infinite turns.

Rocco, Street Chef
0.02% of 6049 decks 1 decks
Kynaios and Tiro of Meletis
0.01% of 7468 decks 1 decks
Creatures
Swans of Bryn Argoll
100% of 1 decks +100% synergy
Annie Flash, the Veteran
100% of 1 decks +100% synergy
Selvala, Eager Trailblazer
100% of 1 decks +100% synergy
Trophy Mage
100% of 1 decks +99% synergy
Stoneforge Mystic
100% of 2 decks +99% synergy
Noble Hierarch
100% of 1 decks +98% synergy
Peregrin Took
100% of 1 decks +97% synergy
Displacer Kitten
100% of 1 decks +97% synergy
Dryad of the Ilysian Grove
100% of 2 decks +96% synergy
Kami of Whispered Hopes
100% of 1 decks +96% synergy
Archmage Emeritus
100% of 1 decks +96% synergy
Birds of Paradise
100% of 2 decks +88% synergy
Volcano Hellion
50% of 2 decks +50% synergy
Reito Sentinel
50% of 2 decks +50% synergy
Fervent Champion
50% of 2 decks +50% synergy
Ardent Elementalist
50% of 2 decks +50% synergy
Leonin Shikari
50% of 2 decks +50% synergy
Cloudsteel Kirin
50% of 2 decks +49% synergy
Faldorn, Dread Wolf Herald
50% of 2 decks +49% synergy
Aerial Extortionist
50% of 2 decks +49% synergy
Brass Squire
50% of 2 decks +49% synergy
Selvala, Explorer Returned
50% of 2 decks +49% synergy
Platinum Angel
50% of 2 decks +49% synergy
Recruiter of the Guard
50% of 2 decks +49% synergy
Deep Gnome Terramancer
50% of 2 decks +49% synergy
Puresteel Paladin
50% of 2 decks +48% synergy
Gyre Sage
50% of 2 decks +48% synergy
Brash Taunter
50% of 2 decks +48% synergy
Selvala, Heart of the Wilds
50% of 2 decks +48% synergy
Incubation Druid
50% of 2 decks +48% synergy
Faeburrow Elder
50% of 2 decks +47% synergy
Jaheira, Friend of the Forest
50% of 2 decks +47% synergy
Imperial Recruiter
50% of 2 decks +47% synergy
Avacyn's Pilgrim
50% of 2 decks +47% synergy
Bloom Tender
50% of 2 decks +46% synergy
Academy Manufactor
50% of 2 decks +46% synergy
Storm-Kiln Artist
50% of 2 decks +45% synergy
Dockside Extortionist
50% of 2 decks +42% synergy
Esper Sentinel
50% of 2 decks +40% synergy
Llanowar Elves
50% of 2 decks +40% synergy
Instants
Azorius Charm
100% of 1 decks +100% synergy
Render Silent
100% of 1 decks +99% synergy
Everybody Lives!
100% of 1 decks +99% synergy
Dovin's Veto
100% of 1 decks +96% synergy
Stroke of Midnight
100% of 1 decks +94% synergy
Swan Song
100% of 1 decks +92% synergy
Teferi's Protection
100% of 2 decks +91% synergy
An Offer You Can't Refuse
100% of 1 decks +90% synergy
Tenacity
50% of 2 decks +50% synergy
Chain of Plasma
50% of 2 decks +50% synergy
Gideon's Sacrifice
50% of 2 decks +50% synergy
To Arms!
50% of 2 decks +50% synergy
Chance for Glory
50% of 2 decks +50% synergy
Fire Prophecy
50% of 2 decks +50% synergy
Congregation at Dawn
50% of 2 decks +50% synergy
Comeuppance
50% of 2 decks +50% synergy
Arcbond
50% of 2 decks +50% synergy
Settle the Wreckage
50% of 2 decks +49% synergy
Wild Ricochet
50% of 2 decks +49% synergy
Delayed Blast Fireball
50% of 2 decks +48% synergy
Wear // Tear
50% of 2 decks +48% synergy
Eladamri's Call
50% of 2 decks +47% synergy
Seething Song
50% of 2 decks +47% synergy
Flawless Maneuver
50% of 2 decks +46% synergy
Big Score
50% of 2 decks +45% synergy
Boros Charm
50% of 2 decks +44% synergy
Worldly Tutor
50% of 2 decks +43% synergy
Deflecting Swat
50% of 2 decks +42% synergy
Enlightened Tutor
50% of 2 decks +42% synergy
Generous Gift
50% of 2 decks +38% synergy
Heroic Intervention
50% of 2 decks +36% synergy
Chaos Warp
50% of 2 decks +34% synergy
Beast Within
50% of 2 decks +32% synergy
Path to Exile
50% of 2 decks +30% synergy
Swords to Plowshares
50% of 2 decks +21% synergy
Sorceries
Wargate
100% of 1 decks +100% synergy
Open the Armory
100% of 2 decks +98% synergy
Three Visits
100% of 2 decks +88% synergy
Kodama's Reach
100% of 2 decks +85% synergy
Cultivate
100% of 2 decks +78% synergy
Steelshaper's Gift
50% of 2 decks +49% synergy
Explore
50% of 2 decks +46% synergy
Farewell
50% of 2 decks +44% synergy
Jeska's Will
50% of 2 decks +41% synergy
Nature's Lore
50% of 2 decks +35% synergy
Rampant Growth
50% of 2 decks +34% synergy
Blasphemous Act
50% of 2 decks +34% synergy
Utility Artifacts
Nuka-Cola Vending Machine
100% of 1 decks +99% synergy
Soldevi Digger
50% of 2 decks +50% synergy
Sword of the Paruns
50% of 2 decks +50% synergy
Sundial of the Infinite
50% of 2 decks +49% synergy
Umbral Mantle
50% of 2 decks +49% synergy
Masterwork of Ingenuity
50% of 2 decks +49% synergy
Wand of Wonder
50% of 2 decks +49% synergy
Isochron Scepter
50% of 2 decks +47% synergy
Idol of Oblivion
50% of 2 decks +46% synergy
Swiftfoot Boots
50% of 2 decks +22% synergy
Enchantments
Night of the Sweets' Revenge
100% of 1 decks +99% synergy
Annie Joins Up
100% of 1 decks +97% synergy
Mystic Remora
100% of 1 decks +91% synergy
Smothering Tithe
100% of 2 decks +88% synergy
Rhystic Study
100% of 1 decks +86% synergy
Pariah
50% of 2 decks +50% synergy
Fighter Class
50% of 2 decks +49% synergy
Fable of the Mirror-Breaker
50% of 2 decks +49% synergy
Passionate Archaeologist
50% of 2 decks +49% synergy
Mirari's Wake
50% of 2 decks +47% synergy
Rhythm of the Wild
50% of 2 decks +45% synergy
Planeswalkers
Quintorius Kand
100% of 1 decks +100% synergy
Gideon, Martial Paragon
50% of 2 decks +50% synergy
Gideon of the Trials
50% of 2 decks +50% synergy
Gideon Blackblade
50% of 2 decks +50% synergy
Utility Lands
Mistveil Plains
100% of 2 decks +99% synergy
The Shire
100% of 1 decks +98% synergy
Boseiju, Who Endures
100% of 2 decks +91% synergy
Deserted Temple
50% of 2 decks +49% synergy
Gavony Township
50% of 2 decks +48% synergy
Kessig Wolf Run
50% of 2 decks +47% synergy
Mosswort Bridge
50% of 2 decks +45% synergy
Ancient Tomb
50% of 2 decks +39% synergy
Rogue's Passage
50% of 2 decks +31% synergy
Reliquary Tower
50% of 2 decks +21% synergy
Mana Artifacts
Sol Ring
100% of 2 decks +16% synergy
Boros Signet
50% of 2 decks +45% synergy
Chromatic Lantern
50% of 2 decks +40% synergy
Arcane Signet
50% of 2 decks -21% synergy
Lands
Spectator Seating
100% of 2 decks +94% synergy
Sacred Foundry
100% of 2 decks +92% synergy
Temple Garden
100% of 2 decks +91% synergy
Steam Vents
100% of 1 decks +91% synergy
Hallowed Fountain
100% of 1 decks +91% synergy
Stomping Ground
100% of 2 decks +91% synergy
Breeding Pool
100% of 1 decks +91% synergy
Exotic Orchard
100% of 2 decks +65% synergy
Command Tower
100% of 2 decks +26% synergy
Rugged Prairie
50% of 2 decks +48% synergy
Boros Garrison
50% of 2 decks +47% synergy
Jetmir's Garden
50% of 2 decks +46% synergy
Sunpetal Grove
50% of 2 decks +45% synergy
Rootbound Crag
50% of 2 decks +45% synergy
Bountiful Promenade
50% of 2 decks +45% synergy
Spire Garden
50% of 2 decks +45% synergy
Clifftop Retreat
50% of 2 decks +44% synergy
Mana Confluence
50% of 2 decks +42% synergy
Canopy Vista
50% of 2 decks +42% synergy
City of Brass
50% of 2 decks +42% synergy
Cinder Glade
50% of 2 decks +42% 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
Flooded Strand
50% of 2 decks +40% synergy
Arid Mesa
50% of 2 decks +39% synergy
Scalding Tarn
50% of 2 decks +39% synergy
Polluted Delta
50% of 2 decks +39% synergy
Marsh Flats
50% of 2 decks +39% synergy
Verdant Catacombs
50% of 2 decks +38% synergy
Misty Rainforest
50% of 2 decks +38% synergy