Sunforger + Chance for Glory + Angel's Grace + Wheel of Sun and Moon

Sunforger
Chance for Glory
Angel's Grace
Wheel of Sun and Moon

Requires
Sunforger must be on the battlefield. Chance for Glory 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 Chance for Glory and casting it without paying its mana cost.
  2. Resolve Chance for Glory, causing you to take an extra turn after this one and shuffle Chance for Glory 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, Chance for Glory triggers, however you cannot lose the game due to Angel's Grace.
  10. Repeat from step 4.
Results
Infinite turns.

Rocco, Cabaretti Caterer
0.05% of 6073 decks 3 decks
Ardenn, Intrepid Archaeologist // Tana, the Bloodsower
0.21% of 952 decks 2 decks
Aragorn, the Uniter
0.01% of 17146 decks 2 decks
Rith, Liberated Primeval
0.07% of 1343 decks 1 decks
Dogmeat, Ever Loyal
0.02% of 4634 decks 1 decks
Rocco, Street Chef
0.01% of 7130 decks 1 decks
Kynaios and Tiro of Meletis
0.01% of 7983 decks 1 decks
High Synergy Cards
Stoneforge Mystic
91% of 11 decks +88% synergy
Steelshaper's Gift
73% of 11 decks +70% synergy
Open the Armory
73% of 11 decks +68% synergy
Boros Charm
91% of 11 decks +66% synergy
Enlightened Tutor
82% of 11 decks +64% synergy
Mistveil Plains
64% of 11 decks +62% synergy
Teferi's Protection
82% of 11 decks +62% synergy
Birds of Paradise
82% of 11 decks +55% synergy
Kellan, the Fae-Blooded
56% of 9 decks +52% synergy
Fighter Class
55% of 11 decks +51% synergy
Top Cards
Eladamri's Call
55% of 11 decks +43% synergy
Swords to Plowshares
55% of 11 decks -8% synergy
Fervent Champion
45% of 11 decks +45% synergy
Leonin Shikari
45% of 11 decks +45% synergy
Settle the Wreckage
45% of 11 decks +44% synergy
Isochron Scepter
45% of 11 decks +43% synergy
Manamorphose
45% of 11 decks +43% synergy
Puresteel Paladin
45% of 11 decks +42% synergy
Seething Song
45% of 11 decks +40% synergy
Bloom Tender
45% of 11 decks +37% synergy
Creatures
Kutzil, Malamet Exemplar
50% of 6 decks +31% synergy
Delighted Halfling
45% of 11 decks +31% synergy
Avacyn's Pilgrim
45% of 11 decks +31% synergy
Esper Sentinel
45% of 11 decks +25% synergy
Faeburrow Elder
36% of 11 decks +25% synergy
Dockside Extortionist
36% of 11 decks +25% synergy
Kazuul's Toll Collector
27% of 11 decks +27% synergy
Temur Sabertooth
27% of 11 decks +24% synergy
Imperial Recruiter
27% of 11 decks +21% synergy
Eternal Witness
27% of 11 decks +7% synergy
Instants
Path to Exile
45% of 11 decks -0% synergy
Stroke of Midnight
44% of 9 decks +32% synergy
Cosmic Rebirth
36% of 11 decks +34% synergy
Deflecting Palm
36% of 11 decks +31% synergy
Akroma's Will
36% of 11 decks +27% synergy
Deflecting Swat
36% of 11 decks +20% synergy
Tithe
27% of 11 decks +27% synergy
Pull from Eternity
27% of 11 decks +27% synergy
Lapse of Certainty
27% of 11 decks +27% synergy
Comeuppance
27% of 11 decks +26% synergy
Wild Ricochet
27% of 11 decks +26% synergy
Blacksmith's Skill
27% of 11 decks +25% synergy
Tibalt's Trickery
27% of 11 decks +22% synergy
Naya Charm
27% of 11 decks +20% synergy
Wear // Tear
27% of 11 decks +19% synergy
Big Score
27% of 11 decks +18% synergy
Worldly Tutor
27% of 11 decks +13% synergy
Generous Gift
27% of 11 decks +2% synergy
Heroic Intervention
27% of 11 decks -2% synergy
Chaos Warp
27% of 11 decks -5% synergy
Sorceries
Farseek
45% of 11 decks +11% synergy
Rampant Growth
36% of 11 decks +2% synergy
Blasphemous Act
27% of 11 decks -6% synergy
Utility Artifacts
Lightning Greaves
45% of 11 decks +20% synergy
Shadowspear
36% of 11 decks +33% synergy
Swiftfoot Boots
36% of 11 decks +9% synergy
Sword of Feast and Famine
27% of 11 decks +25% synergy
Skullclamp
27% of 11 decks +15% synergy
Enchantments
Sigarda's Aid
27% of 11 decks +24% synergy
Sterling Grove
27% of 11 decks +19% synergy
Sylvan Library
27% of 11 decks +16% synergy
Mirari's Wake
27% of 11 decks +13% synergy
Utility Lands
Boseiju, Who Endures
55% of 11 decks +35% synergy
Axgard Armory
27% of 11 decks +24% synergy
Sokenzan, Crucible of Defiance
27% of 11 decks +23% synergy
Buried Ruin
27% of 11 decks +22% synergy
Urza's Saga
27% of 11 decks +20% synergy
Mana Artifacts
Arcane Signet
73% of 11 decks +1% synergy
Sol Ring
73% of 11 decks -12% synergy
Talisman of Unity
27% of 11 decks +20% synergy
Talisman of Conviction
27% of 11 decks +4% synergy
Lands
Jetmir's Garden
91% of 11 decks +58% synergy
Command Tower
82% of 11 decks +8% synergy
Arid Mesa
64% of 11 decks +53% synergy
Spectator Seating
64% of 11 decks +39% synergy
Exotic Orchard
64% of 11 decks +28% synergy
Sacred Foundry
64% of 11 decks +27% synergy
Temple Garden
64% of 11 decks +23% synergy
Stomping Ground
64% of 11 decks +23% synergy
Wooded Foothills
55% of 11 decks +44% synergy
Windswept Heath
55% of 11 decks +44% synergy
Sunpetal Grove
55% of 11 decks +31% synergy
Bountiful Promenade
55% of 11 decks +30% synergy
Spire Garden
55% of 11 decks +30% synergy
Overgrown Farmland
45% of 11 decks +29% synergy
Misty Rainforest
36% of 11 decks +25% synergy
Plateau
36% of 11 decks +24% synergy
Sundown Pass
36% of 11 decks +21% synergy
Brushland
36% of 11 decks +20% synergy
Rootbound Crag
36% of 11 decks +13% synergy
City of Brass
27% of 11 decks +19% synergy
Flooded Strand
27% of 11 decks +17% synergy
Savannah
27% of 11 decks +14% synergy
Taiga
27% of 11 decks +14% synergy
Karplusan Forest
27% of 11 decks +10% synergy
Rockfall Vale
27% of 11 decks +5% synergy
Battlefield Forge
27% of 11 decks +2% synergy
Clifftop Retreat
27% of 11 decks -1% synergy
Jungle Shrine
27% of 11 decks -5% synergy
Cinder Glade
27% of 11 decks -11% synergy