Isochron Scepter + Pull from Eternity + Backdraft Hellkite + Karn's Temporal Sundering

Isochron Scepter
Pull from Eternity
Backdraft Hellkite
Karn's Temporal Sundering

Requires
Isochron Scepter must be on the battlefield. Pull from Eternity must be in exile (exiled by Isochron Scepter). Backdraft Hellkite must be on the battlefield. Karn's Temporal Sundering must be in hand. Any legendary creature or planeswalker under your control. Mana needed: 6uu
Steps
  1. Cast the extra turn spell and move to your extra turn.
  2. Activate Isochron Sceptre to cast Pull from Eternity, putting the extra turn spell from exile to your graveyard.
  3. Attack with Backdraft Hellkite to give your extra turn flashback, then cast it.
  4. Repeat for infinite turns.
Results
Infinite turns.

Narset, Enlightened Master
0.02% of 5719 decks 1 decks
New Cards (1)
Sword of Wealth and Power
100% of 1 decks +98% synergy
Creatures (5)
God-Eternal Kefnet
100% of 1 decks +99% synergy
Brago, King Eternal
100% of 1 decks +99% synergy
Thassa's Oracle
100% of 1 decks +97% synergy
Narset, Enlightened Exile
100% of 1 decks +94% synergy
Esper Sentinel
100% of 1 decks +79% synergy
Instants (13)
Emergency Powers
100% of 1 decks +99% synergy
Reverberate
100% of 1 decks +98% synergy
No More Lies
100% of 1 decks +98% synergy
Long-Term Plans
100% of 1 decks +97% synergy
Nexus of Fate
100% of 1 decks +97% synergy
Great Train Heist
100% of 1 decks +95% synergy
Brain Freeze
100% of 1 decks +94% synergy
Mystical Tutor
100% of 1 decks +81% synergy
Cyclonic Rift
100% of 1 decks +75% synergy
Brainstorm
100% of 1 decks +73% synergy
Counterspell
100% of 1 decks +64% synergy
Path to Exile
100% of 1 decks +54% synergy
Swords to Plowshares
100% of 1 decks +31% synergy
Sorceries (18)
Stolen Identity
100% of 1 decks +100% synergy
Dream Cache
100% of 1 decks +99% synergy
Aminatou's Augury
100% of 1 decks +98% synergy
Temporal Trespass
100% of 1 decks +98% synergy
Mind's Desire
100% of 1 decks +98% synergy
Rise of the Eldrazi
100% of 1 decks +98% synergy
Part the Waterveil
100% of 1 decks +98% synergy
Alrund's Epiphany
100% of 1 decks +98% synergy
Call Forth the Tempest
100% of 1 decks +98% synergy
Inspired Ultimatum
100% of 1 decks +98% synergy
Expropriate
100% of 1 decks +97% synergy
Beacon of Tomorrows
100% of 1 decks +97% synergy
Temporal Mastery
100% of 1 decks +97% synergy
Time Stretch
100% of 1 decks +97% synergy
Time Warp
100% of 1 decks +96% synergy
Lórien Revealed
100% of 1 decks +96% synergy
Seize the Day
100% of 1 decks +95% synergy
Relentless Assault
100% of 1 decks +95% synergy
Utility Artifacts (10)
Mirror of Fate
100% of 1 decks +100% synergy
Scrabbling Claws
100% of 1 decks +100% synergy
Lavaspur Boots
100% of 1 decks +98% synergy
Lithoform Engine
100% of 1 decks +97% synergy
Sword of Feast and Famine
100% of 1 decks +97% synergy
The Key to the Vault
100% of 1 decks +96% synergy
Scroll Rack
100% of 1 decks +96% synergy
Strionic Resonator
100% of 1 decks +96% synergy
Ichormoon Gauntlet
100% of 1 decks +93% synergy
Lightning Greaves
100% of 1 decks +74% synergy
Enchantments (8)
Eye of the Storm
100% of 1 decks +99% synergy
Mind's Dilation
100% of 1 decks +99% synergy
Sword Coast Sailor
100% of 1 decks +99% synergy
All That Glitters
100% of 1 decks +98% synergy
Double Vision
100% of 1 decks +98% synergy
Omniscience
100% of 1 decks +96% synergy
Oath of Gideon
100% of 1 decks +96% synergy
Aqueous Form
100% of 1 decks +95% synergy
Planeswalkers (2)
Chandra, Legacy of Fire
100% of 1 decks +91% synergy
Narset of the Ancient Way
100% of 1 decks +89% synergy
Utility Lands (9)
Crystal Vein
100% of 1 decks +99% synergy
Halimar Depths
100% of 1 decks +99% synergy
Command Beacon
100% of 1 decks +97% synergy
Slayers' Stronghold
100% of 1 decks +97% synergy
Maze of Ith
100% of 1 decks +96% synergy
Hall of Heliod's Generosity
100% of 1 decks +95% synergy
Rivendell
100% of 1 decks +95% synergy
Urza's Saga
100% of 1 decks +92% synergy
Mystic Sanctuary
100% of 1 decks +90% synergy
Mana Artifacts (6)
Basalt Monolith
100% of 1 decks +98% synergy
Mana Vault
100% of 1 decks +93% synergy
Mana Crypt
100% of 1 decks +88% synergy
Mind Stone
100% of 1 decks +85% synergy
Thought Vessel
100% of 1 decks +74% synergy
Sol Ring
100% of 1 decks +10% synergy
Lands (17)
Flooded Strand
100% of 1 decks +72% synergy
Scalding Tarn
100% of 1 decks +70% synergy
Arid Mesa
100% of 1 decks +69% synergy
Shivan Reef
100% of 1 decks +66% synergy
Spectator Seating
100% of 1 decks +65% synergy
Sea of Clouds
100% of 1 decks +65% synergy
Clifftop Retreat
100% of 1 decks +64% synergy
Training Center
100% of 1 decks +62% synergy
Sulfur Falls
100% of 1 decks +60% synergy
Glacial Fortress
100% of 1 decks +59% synergy
Sacred Foundry
100% of 1 decks +58% synergy
Raugrin Triome
100% of 1 decks +58% synergy
Steam Vents
100% of 1 decks +56% synergy
Hallowed Fountain
100% of 1 decks +55% synergy
Mystic Monastery
100% of 1 decks +44% synergy
Exotic Orchard
100% of 1 decks +39% synergy
Command Tower
100% of 1 decks +8% synergy