Sunforger + Final Fortune + Angel's Grace + Mistveil Plains + Deserted Temple

Sunforger
Final Fortune
Angel's Grace
Mistveil Plains
Deserted Temple

Requires
Sunforger must be on the battlefield. Final Fortune must be in the library. Angel's Grace must be in the library. Mistveil Plains must be on the battlefield. Deserted Temple must be on the battlefield. You control at least two white permanents. Sunforger attached to a creature you control. Mana needed: 3 on your first turn, with 7 available each other 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 lose the game at the beginning of that turn's end step.
  3. Activate Mistveil Plains by paying and tapping it, putting Final Fortune on the bottom of your library from your graveyard.
  4. Activate Sunforger's equip ability by paying 3, attaching it to any creature you control.
  5. Move to your next turn.
  6. Activate Sunforger by paying and unattaching it, searching your library for Angel's Grace and casting it without paying its mana cost.
  7. Resolve Angel's Grace, causing you to be unable to lose the game this turn.
  8. Activate Mistveil Plains by paying and tapping it, putting Angel's Grace on the bottom of your library from your graveyard.
  9. Activate Deserted Temple's second ability by paying 1 and tapping it, untapping Mistveil Plains.
  10. Activate Sunforger's equip ability by paying 3, attaching it to any creature you control.
  11. Repeat.
Results
Infinite turns.

Kellan, the Fae-Blooded
0.37% of 2443 decks 9 decks
Otharri, Suns' Glory
0.09% of 4256 decks 4 decks
Captain America, First Avenger
0.08% of 2378 decks 2 decks
Mabel, Heir to Cragflame
0.04% of 2331 decks 1 decks
Rocco, Street Chef
0.01% of 6791 decks 1 decks
Ardenn, Intrepid Archaeologist // Vial Smasher the Fierce
0.43% of 235 decks 1 decks
Jor Kadeen, First Goldwarden
0.12% of 840 decks 1 decks
Aurelia, the Warleader
0.03% of 3091 decks 1 decks
Akiri, Fearless Voyager
0.07% of 1406 decks 1 decks
Lulu, Loyal Hollyphant // Tavern Brawler
16.67% of 6 decks 1 decks
High Synergy Cards
Chance for Glory
73% of 22 decks +72% synergy
Sword of Feast and Famine
64% of 22 decks +61% synergy
Stoneforge Mystic
64% of 22 decks +61% synergy
Urza's Saga
59% of 22 decks +52% synergy
Teferi's Protection
68% of 22 decks +48% synergy
Reito Sentinel
45% of 22 decks +45% synergy
Boros Charm
68% of 22 decks +43% synergy
Deflecting Swat
59% of 22 decks +43% synergy
Puresteel Paladin
45% of 22 decks +42% synergy
Enlightened Tutor
59% of 22 decks +41% synergy
Top Cards
Swords to Plowshares
82% of 22 decks +19% synergy
Esper Sentinel
59% of 22 decks +38% synergy
Smothering Tithe
59% of 22 decks +34% synergy
Jeska's Will
55% of 22 decks +37% synergy
Path to Exile
55% of 22 decks +9% synergy
Gamble
50% of 22 decks +40% synergy
Sevinne's Reclamation
45% of 22 decks +38% synergy
Forge Anew
42% of 19 decks +40% synergy
Steelshaper's Gift
41% of 22 decks +38% synergy
Shadowspear
41% of 22 decks +37% synergy
Creatures
Pinnacle Monk
50% of 6 decks +43% synergy
Dockside Extortionist
41% of 22 decks +28% synergy
Aurelia, the Law Above
38% of 13 decks +33% synergy
Witch Enchanter
38% of 8 decks +28% synergy
Ragavan, Nimble Pilferer
36% of 22 decks +29% synergy
Claim Jumper
33% of 12 decks +30% synergy
Imperial Recruiter
32% of 22 decks +26% synergy
Roaming Throne
31% of 13 decks +21% synergy
Ojer Taq, Deepest Foundation
29% of 14 decks +22% synergy
Brash Taunter
27% of 22 decks +23% synergy
Drannith Magistrate
27% of 22 decks +21% synergy
Grand Abolisher
27% of 22 decks +18% synergy
Elesh Norn, Mother of Machines
24% of 21 decks +19% synergy
Epitaph Golem
23% of 22 decks +23% synergy
Recruiter of the Guard
23% of 22 decks +20% synergy
Loyal Apprentice
23% of 22 decks +19% synergy
Iroas, God of Victory
23% of 22 decks +18% synergy
Aurelia, the Warleader
23% of 22 decks +15% synergy
Storm-Kiln Artist
23% of 22 decks +14% synergy
Neyali, Suns' Vanguard
20% of 20 decks +16% synergy
Mondrak, Glory Dominus
20% of 20 decks +11% synergy
Karlach, Fury of Avernus
19% of 21 decks +16% synergy
Kellan, the Fae-Blooded
19% of 16 decks +16% synergy
Fervent Champion
18% of 22 decks +18% synergy
Brass Squire
18% of 22 decks +17% synergy
Ulamog, the Infinite Gyre
18% of 22 decks +17% synergy
Archangel of Thune
18% of 22 decks +16% synergy
Lion Sash
18% of 22 decks +15% synergy
Weathered Wayfarer
18% of 22 decks +15% synergy
Akiri, Fearless Voyager
18% of 22 decks +15% synergy
Goblin Engineer
18% of 22 decks +15% synergy
Ranger-Captain of Eos
18% of 22 decks +14% synergy
Welcoming Vampire
18% of 22 decks +12% synergy
Archivist of Oghma
14% of 21 decks +8% synergy
Cloudsteel Kirin
14% of 22 decks +13% synergy
Godo, Bandit Warlord
14% of 22 decks +12% synergy
Monastery Mentor
14% of 22 decks +11% synergy
Zirda, the Dawnwaker
14% of 22 decks +11% synergy
Goblin Welder
14% of 22 decks +11% synergy
Lizard Blades
14% of 22 decks +11% synergy
Rumor Gatherer
14% of 22 decks +10% synergy
Serra Ascendant
14% of 22 decks +10% synergy
Dualcaster Mage
14% of 22 decks +9% synergy
Birgi, God of Storytelling
14% of 22 decks +8% synergy
Sram, Senior Edificer
14% of 22 decks +8% synergy
Mother of Runes
14% of 22 decks +7% synergy
Sun Titan
14% of 22 decks +3% synergy
Solemn Simulacrum
14% of 22 decks -0% synergy
Instants
Pyroblast
41% of 22 decks +35% synergy
Silence
41% of 22 decks +34% synergy
Tithe
36% of 22 decks +36% synergy
Red Elemental Blast
36% of 22 decks +30% synergy
Generous Gift
36% of 22 decks +11% synergy
Final Showdown
33% of 12 decks +30% synergy
Great Train Heist
33% of 12 decks +29% synergy
Sejiri Shelter
32% of 22 decks +28% synergy
Reprieve
32% of 19 decks +27% synergy
Pull from Eternity
27% of 22 decks +27% synergy
Ephemerate
27% of 22 decks +21% synergy
Wear // Tear
27% of 22 decks +19% synergy
Abrade
27% of 22 decks +16% synergy
Stroke of Midnight
25% of 16 decks +13% synergy
Rebuff the Wicked
23% of 22 decks +21% synergy
Valakut Awakening
23% of 22 decks +16% synergy
Akroma's Will
23% of 22 decks +13% synergy
Flawless Maneuver
23% of 22 decks +13% synergy
Clever Concealment
20% of 20 decks +15% synergy
Restrain
18% of 22 decks +18% synergy
True Love's Kiss
18% of 22 decks +18% synergy
Fateful Absence
18% of 22 decks +17% synergy
Blacksmith's Skill
18% of 22 decks +16% synergy
Tibalt's Trickery
18% of 22 decks +13% synergy
Seething Song
18% of 22 decks +12% synergy
Guff Rewrites History
17% of 18 decks +15% synergy
Calamity's Wake
14% of 21 decks +14% synergy
Soul Partition
14% of 21 decks +13% synergy
Delayed Blast Fireball
14% of 21 decks +11% synergy
Settle the Wreckage
14% of 22 decks +12% synergy
Shelter
14% of 22 decks +12% synergy
Cosmic Intervention
14% of 22 decks +12% synergy
Desperate Ritual
14% of 22 decks +11% synergy
Pyretic Ritual
14% of 22 decks +11% synergy
Dispatch
14% of 22 decks +9% synergy
Unexpected Windfall
14% of 22 decks +7% synergy
Big Score
14% of 22 decks +4% synergy
Lightning Bolt
14% of 22 decks +3% synergy
Sorceries
Open the Armory
41% of 22 decks +36% synergy
Farewell
32% of 22 decks +18% synergy
Blasphemous Act
27% of 22 decks -6% synergy
Wrath of God
23% of 22 decks +16% synergy
Emeria's Call
18% of 22 decks +17% synergy
Shatterskull Smashing
14% of 22 decks +10% synergy
Rite of Flame
14% of 22 decks +10% synergy
Wheel of Fortune
14% of 22 decks +9% synergy
Vandalblast
14% of 22 decks -3% synergy
Faithless Looting
14% of 22 decks -3% synergy
Utility Artifacts
Excalibur, Sword of Eden
60% of 5 decks +56% synergy
Hammer of Nazahn
36% of 22 decks +35% synergy
The Reaver Cleaver
33% of 21 decks +29% synergy
Swiftfoot Boots
32% of 22 decks +4% synergy
The One Ring
32% of 19 decks +23% synergy
Chimil, the Inner Sun
31% of 13 decks +28% synergy
Hexplate Wallbreaker
30% of 20 decks +28% synergy
Expedition Map
27% of 22 decks +24% synergy
Sword of the Animist
27% of 22 decks +23% synergy
Glimmer Lens
25% of 20 decks +24% synergy
Conqueror's Flail
23% of 22 decks +22% synergy
Isochron Scepter
23% of 22 decks +20% synergy
Mithril Coat
21% of 19 decks +15% synergy
Kemba's Banner
20% of 20 decks +19% synergy
Portal to Phyrexia
19% of 21 decks +17% synergy
Soldevi Digger
18% of 22 decks +18% synergy
The Immortal Sun
18% of 22 decks +17% synergy
Sword of Fire and Ice
18% of 22 decks +17% synergy
Colossus Hammer
18% of 22 decks +17% synergy
Embercleave
18% of 22 decks +15% synergy
Idol of Oblivion
18% of 22 decks +14% synergy
Bitterthorn, Nissa's Animus
16% of 19 decks +15% synergy
Thaumatic Compass
14% of 22 decks +13% synergy
Torpor Orb
14% of 22 decks +13% synergy
Sundial of the Infinite
14% of 22 decks +13% synergy
Sword of Hearth and Home
14% of 22 decks +11% synergy
Maskwood Nexus
14% of 22 decks +11% synergy
Lightning Greaves
14% of 22 decks -12% synergy
Enchantments
Sigarda's Aid
36% of 22 decks +33% synergy
Grim Reaper's Sprint
33% of 12 decks +32% synergy
Fighter Class
32% of 22 decks +28% synergy
Underworld Breach
23% of 22 decks +17% synergy
Authority of the Consuls
18% of 22 decks +14% synergy
Land Tax
18% of 22 decks +12% synergy
Blood Moon
14% of 22 decks +10% synergy
Utility Lands
Inventors' Fair
36% of 22 decks +32% synergy
Eiganjo, Seat of the Empire
36% of 22 decks +27% synergy
Ancient Tomb
36% of 22 decks +26% synergy
Axgard Armory
27% of 22 decks +24% synergy
Emeria, the Sky Ruin
23% of 22 decks +19% synergy
Kor Haven
18% of 22 decks +17% synergy
Thespian's Stage
18% of 22 decks +16% synergy
Maze of Ith
18% of 22 decks +15% synergy
Strip Mine
18% of 22 decks +15% synergy
Ancient Den
18% of 22 decks +13% synergy
Great Furnace
18% of 22 decks +12% synergy
Slayers' Stronghold
18% of 22 decks +12% synergy
Petrified Field
14% of 22 decks +13% synergy
Crystal Vein
14% of 22 decks +13% synergy
Sokenzan, Crucible of Defiance
14% of 22 decks +9% synergy
Buried Ruin
14% of 22 decks +8% synergy
War Room
14% of 22 decks +7% synergy
Rogue's Passage
14% of 22 decks -6% synergy
Mana Artifacts
Sol Ring
100% of 22 decks +16% synergy
Arcane Signet
91% of 22 decks +19% synergy
Talisman of Conviction
50% of 22 decks +27% synergy
Chrome Mox
41% of 22 decks +34% synergy
Mox Diamond
36% of 22 decks +32% synergy
Boros Signet
36% of 22 decks +13% synergy
Mana Vault
32% of 22 decks +25% synergy
Mox Opal
27% of 22 decks +23% synergy
Jeweled Lotus
27% of 22 decks +21% synergy
Lotus Petal
27% of 22 decks +21% synergy
Mana Crypt
27% of 22 decks +18% synergy
Fellwar Stone
27% of 22 decks +6% synergy
Mox Tantalite
18% of 22 decks +18% synergy
Replicating Ring
18% of 22 decks +17% synergy
Chromatic Orrery
18% of 22 decks +17% synergy
Basalt Monolith
18% of 22 decks +15% synergy
Mox Amber
18% of 22 decks +14% synergy
Mind Stone
18% of 22 decks +1% synergy
Cursed Mirror
14% of 22 decks +8% synergy
Lands
Command Tower
100% of 22 decks +26% synergy
Arid Mesa
91% of 22 decks +80% synergy
Sacred Foundry
91% of 22 decks +55% synergy
Plateau
64% of 22 decks +51% synergy
Spectator Seating
64% of 22 decks +38% synergy
Elegant Parlor
62% of 13 decks +52% synergy
Flooded Strand
45% of 22 decks +35% synergy
Sunbaked Canyon
41% of 22 decks +36% synergy
Scalding Tarn
41% of 22 decks +30% synergy
Marsh Flats
41% of 22 decks +30% synergy
Battlefield Forge
41% of 22 decks +15% synergy
Bloodstained Mire
36% of 22 decks +26% synergy
Windswept Heath
36% of 22 decks +26% synergy
Gemstone Caverns
27% of 22 decks +22% synergy
Prismatic Vista
27% of 22 decks +22% synergy
Temple of Triumph
27% of 22 decks +11% synergy
Spire of Industry
23% of 22 decks +20% synergy
Cavern of Souls
23% of 22 decks +16% synergy
Mana Confluence
23% of 22 decks +15% synergy
City of Brass
23% of 22 decks +15% synergy
Wooded Foothills
23% of 22 decks +13% synergy
Boros Garrison
23% of 22 decks +8% synergy
Myriad Landscape
18% of 22 decks -2% synergy
Clifftop Retreat
18% of 22 decks -10% synergy
Exotic Orchard
18% of 22 decks -17% synergy
Thawing Glaciers
14% of 22 decks +14% synergy
Needleverge Pathway
14% of 22 decks +4% synergy
Rugged Prairie
14% of 22 decks +3% synergy
Sundown Pass
14% of 22 decks -2% synergy