Riku of Two Reflections + Narset's Reversal + Karn's Temporal Sundering

Riku of Two Reflections
Narset's Reversal
Karn's Temporal Sundering

Requires
Riku of Two Reflections must be on the battlefield. Narset's Reversal must be in hand. Karn's Temporal Sundering must be in hand. Mana needed: 4 each turn
Steps
  1. Cast Karn's Temporal Sundering by paying 4.
  2. Riku's first ability triggers - choose not to pay.
  3. Holding priority, cast Narset's Reversal by paying , targeting Karn's Temporal Sundering.
  4. Riku's first ability triggers, causing you to pay to copy Narset's Reversal, with the copy targeting the original Narset's Reversal.
  5. Resolve the copy of Narset's Reversal, copying the original Narset's Reversal targeting Karn's Temporal Sundering, and returning the original Narset's Reversal to your hand.
  6. Resolve the copy of Narset's Reversal created in step 5, copying Karn's Temporal Sundering and returning the original Karn's Temporal Sundering to your hand.
  7. Resolve Karn's Temporal Sundering, causing you to take an extra turn after this one.
  8. Repeat each turn.
Results
Infinite turns.

Riku of Two Reflections
0.67% of 4911 decks 33 decks
Kalamax, the Stormsire
0.01% of 7266 decks 1 decks
Omnath, Locus of All
0.01% of 14792 decks 1 decks
High Synergy Cards
Twinning Staff
57% of 35 decks +56% synergy
Time Warp
51% of 35 decks +49% synergy
Dualcaster Mage
51% of 35 decks +47% synergy
Growth Spiral
66% of 35 decks +44% synergy
Archmage Emeritus
49% of 35 decks +41% synergy
Ral, Storm Conduit
43% of 35 decks +40% synergy
Temporal Mastery
40% of 35 decks +39% synergy
Primal Amulet
37% of 35 decks +36% synergy
Part the Waterveil
34% of 35 decks +34% synergy
Goblin Electromancer
43% of 35 decks +34% synergy
Top Cards
Cultivate
63% of 35 decks +18% synergy
Farseek
57% of 35 decks +23% synergy
Kodama's Reach
49% of 35 decks +18% synergy
Rampant Growth
49% of 35 decks +14% synergy
Counterspell
49% of 35 decks +6% synergy
Beast Within
43% of 35 decks +6% synergy
Chaos Warp
40% of 35 decks +9% synergy
Nature's Lore
40% of 35 decks +8% synergy
Eternal Witness
37% of 35 decks +18% synergy
Lightning Greaves
37% of 35 decks +12% synergy
Game Changers
Mystical Tutor
46% of 35 decks +32% synergy
Expropriate
40% of 35 decks +38% synergy
Cyclonic Rift
40% of 35 decks +14% synergy
Rhystic Study
31% of 35 decks +5% synergy
Fierce Guardianship
17% of 35 decks -1% synergy
Jeska's Will
14% of 35 decks -2% synergy
Creatures
Birds of Paradise
37% of 35 decks +10% synergy
Storm-Kiln Artist
31% of 35 decks +23% synergy
Stormcatch Mentor
31% of 16 decks +25% synergy
Clever Impersonator
29% of 35 decks +26% synergy
Spark Double
29% of 35 decks +22% synergy
Biovisionary
26% of 35 decks +25% synergy
Veyran, Voice of Duality
26% of 35 decks +21% synergy
Timestream Navigator
23% of 35 decks +22% synergy
Nyxbloom Ancient
23% of 35 decks +19% synergy
Seedborn Muse
23% of 35 decks +15% synergy
Progenitor Mimic
20% of 35 decks +18% synergy
Coiling Oracle
20% of 35 decks +13% synergy
Dryad of the Ilysian Grove
20% of 35 decks +12% synergy
Melek, Izzet Paragon
17% of 35 decks +16% synergy
Wizards of Thay
17% of 35 decks +16% synergy
Adrix and Nev, Twincasters
17% of 35 decks +12% synergy
Goblin Anarchomancer
17% of 35 decks +4% synergy
Sakura-Tribe Elder
17% of 35 decks -1% synergy
Lighthouse Chronologist
14% of 35 decks +14% synergy
Jadzi, Oracle of Arcavios
14% of 35 decks +14% synergy
Mizzix of the Izmagnus
14% of 35 decks +13% synergy
Jin-Gitaxias, Progress Tyrant
14% of 35 decks +12% synergy
Sakashima of a Thousand Faces
14% of 35 decks +11% synergy
Exalted Flamer of Tzeentch
14% of 35 decks +11% synergy
Kiki-Jiki, Mirror Breaker
14% of 35 decks +11% synergy
Spellseeker
14% of 35 decks +11% synergy
Harmonic Prodigy
14% of 35 decks +11% synergy
Guttersnipe
14% of 35 decks +8% synergy
Phyrexian Metamorph
14% of 35 decks +7% synergy
Niv-Mizzet, Parun
14% of 35 decks +6% synergy
Avenger of Zendikar
14% of 35 decks +5% synergy
Scute Swarm
14% of 35 decks +5% synergy
Reclamation Sage
14% of 35 decks +4% synergy
Solemn Simulacrum
14% of 35 decks +1% synergy
God-Eternal Kefnet
11% of 35 decks +11% synergy
Kaza, Roil Chaser
11% of 35 decks +11% synergy
Stunt Double
11% of 35 decks +11% synergy
Lier, Disciple of the Drowned
11% of 35 decks +10% synergy
Baral, Chief of Compliance
11% of 35 decks +9% synergy
Acidic Slime
11% of 35 decks +8% synergy
Archaeomancer
11% of 35 decks +8% synergy
Birgi, God of Storytelling
11% of 35 decks +6% synergy
Wood Elves
11% of 35 decks +5% synergy
Bloom Tender
11% of 35 decks +4% synergy
Beast Whisperer
11% of 35 decks -0% synergy
Errant, Street Artist
9% of 35 decks +8% synergy
Naru Meha, Master Wizard
9% of 35 decks +8% synergy
Tidal Barracuda
9% of 35 decks +8% synergy
Azami, Lady of Scrolls
9% of 35 decks +8% synergy
Mercurial Spelldancer
9% of 35 decks +8% synergy
Instants
Reverberate
34% of 35 decks +32% synergy
Nexus of Fate
31% of 35 decks +30% synergy
Double Major
29% of 35 decks +25% synergy
Frantic Search
29% of 35 decks +16% synergy
Worldly Tutor
29% of 35 decks +15% synergy
Increasing Vengeance
26% of 35 decks +24% synergy
Lightning Bolt
26% of 35 decks +15% synergy
Expansion // Explosion
23% of 35 decks +21% synergy
Harrow
23% of 35 decks +14% synergy
Opt
23% of 35 decks +13% synergy
Brainstorm
23% of 35 decks +3% synergy
Twincast
20% of 35 decks +19% synergy
Mana Drain
20% of 35 decks +5% synergy
Swan Song
20% of 35 decks +4% synergy
Negate
20% of 35 decks -2% synergy
Repeated Reverberation
17% of 35 decks +17% synergy
Galvanic Iteration
17% of 35 decks +15% synergy
Manamorphose
17% of 35 decks +14% synergy
Flame of Anor
16% of 32 decks +11% synergy
Pull from Tomorrow
14% of 35 decks +11% synergy
Dramatic Reversal
14% of 35 decks +9% synergy
Nature's Claim
14% of 35 decks +6% synergy
An Offer You Can't Refuse
14% of 35 decks -7% synergy
Heroic Intervention
14% of 35 decks -16% synergy
Comet Storm
11% of 35 decks +9% synergy
Chord of Calling
11% of 35 decks +6% synergy
Fact or Fiction
11% of 35 decks +5% synergy
Krosan Grip
11% of 35 decks +5% synergy
Snap
11% of 35 decks +4% synergy
Deflecting Swat
11% of 35 decks -5% synergy
Arcane Denial
11% of 35 decks -9% synergy
Whirlwind Denial
9% of 35 decks +8% synergy
Turnabout
9% of 35 decks +8% synergy
Wild Ricochet
9% of 35 decks +8% synergy
Reiterate
9% of 35 decks +7% synergy
Twinferno
9% of 35 decks +7% synergy
Electrodominance
9% of 35 decks +7% synergy
Impulse
9% of 35 decks +7% synergy
Noxious Revival
9% of 35 decks +3% synergy
Reality Shift
9% of 35 decks -0% synergy
Crop Rotation
9% of 35 decks -1% synergy
Pongify
9% of 35 decks -3% synergy
Sorceries
Temporal Manipulation
34% of 35 decks +33% synergy
Skyshroud Claim
34% of 35 decks +25% synergy
Temporal Trespass
31% of 35 decks +30% synergy
Alrund's Epiphany
29% of 35 decks +28% synergy
Three Visits
29% of 35 decks +4% synergy
Beacon of Tomorrows
26% of 35 decks +25% synergy
Walk the Aeons
26% of 35 decks +25% synergy
Time Stretch
26% of 35 decks +24% synergy
Rite of Replication
26% of 35 decks +23% synergy
Mythos of Illuna
23% of 35 decks +22% synergy
Blasphemous Act
20% of 35 decks -13% synergy
Capture of Jingzhou
17% of 35 decks +16% synergy
Mnemonic Deluge
17% of 35 decks +16% synergy
Quasiduplicate
17% of 35 decks +16% synergy
Ponder
17% of 35 decks +5% synergy
Stitch in Time
14% of 35 decks +13% synergy
Regrowth
14% of 35 decks +11% synergy
Grapeshot
14% of 35 decks +10% synergy
Hull Breach
14% of 35 decks +10% synergy
Vandalblast
14% of 35 decks -1% synergy
Doppelgang
14% of 22 decks +11% synergy
Finale of Revelation
11% of 35 decks +9% synergy
Crackle with Power
11% of 35 decks +9% synergy
Explosive Vegetation
11% of 35 decks +8% synergy
Sea Gate Restoration
11% of 35 decks +7% synergy
Fabricate
11% of 35 decks +6% synergy
Mana Geyser
11% of 35 decks +5% synergy
Decimate
11% of 35 decks +3% synergy
Preordain
11% of 35 decks +1% synergy
Windfall
11% of 35 decks -1% synergy
Bonus Round
9% of 35 decks +8% synergy
Finale of Promise
9% of 35 decks +8% synergy
Repudiate // Replicate
9% of 35 decks +8% synergy
Bribery
9% of 35 decks +7% synergy
Heat Shimmer
9% of 35 decks +7% synergy
Tooth and Nail
9% of 35 decks +7% synergy
Personal Tutor
9% of 35 decks +7% synergy
Jaya's Immolating Inferno
9% of 35 decks +7% synergy
Pirate's Pillage
9% of 35 decks +7% synergy
Brass's Bounty
9% of 35 decks +6% synergy
Mizzix's Mastery
9% of 35 decks +5% synergy
Cathartic Reunion
9% of 35 decks +5% synergy
Urban Evolution
9% of 35 decks +5% synergy
Treasure Cruise
9% of 35 decks +4% synergy
Bala Ged Recovery
9% of 35 decks +0% synergy
Harmonize
9% of 35 decks +0% synergy
Faithless Looting
9% of 35 decks -8% synergy
Utility Artifacts
Swiftfoot Boots
20% of 35 decks -7% synergy
Strionic Resonator
17% of 35 decks +14% synergy
Isochron Scepter
14% of 35 decks +12% synergy
Mirror Box
11% of 35 decks +10% synergy
Lithoform Engine
11% of 35 decks +10% synergy
Commander's Sphere
11% of 35 decks -3% synergy
Magistrate's Scepter
9% of 35 decks +8% synergy
Illusionist's Bracers
9% of 35 decks +7% synergy
Scroll Rack
9% of 35 decks +7% synergy
Rings of Brighthearth
9% of 35 decks +7% synergy
Staff of Domination
9% of 35 decks +7% synergy
Mindsplice Apparatus
9% of 35 decks +7% synergy
Enchantments
Swarm Intelligence
34% of 35 decks +33% synergy
Double Vision
34% of 35 decks +33% synergy
Thousand-Year Storm
29% of 35 decks +24% synergy
Case of the Ransacked Lab
23% of 22 decks +21% synergy
Arcane Bombardment
14% of 35 decks +13% synergy
Mana Reflection
14% of 35 decks +12% synergy
Omniscience
14% of 35 decks +11% synergy
Parallel Lives
14% of 35 decks +7% synergy
Mystic Remora
14% of 35 decks -3% synergy
Shark Typhoon
11% of 35 decks +9% synergy
Wilderness Reclamation
11% of 35 decks +8% synergy
Mana Flare
9% of 35 decks +8% synergy
Sunbird's Invocation
9% of 35 decks +7% synergy
Mirrormade
9% of 35 decks +6% synergy
Exploration
9% of 35 decks +0% synergy
Doubling Season
9% of 35 decks -1% synergy
Sylvan Library
9% of 35 decks -2% synergy
Planeswalkers
Ral Zarek
14% of 35 decks +13% synergy
Teferi, Master of Time
14% of 35 decks +12% synergy
Utility Lands
Reliquary Tower
51% of 35 decks +22% synergy
Temple of the False God
17% of 35 decks +8% synergy
Alchemist's Refuge
14% of 35 decks +8% synergy
Mystic Sanctuary
14% of 35 decks +3% synergy
Mirrorpool
11% of 35 decks +11% synergy
Halimar Depths
11% of 35 decks +9% synergy
Magosi, the Waterveil
9% of 35 decks +8% synergy
Boseiju, Who Shelters All
9% of 35 decks +8% synergy
Wandering Fumarole
9% of 35 decks +8% synergy
Otawara, Soaring City
9% of 35 decks -8% synergy
Mana Artifacts
Sol Ring
100% of 35 decks +16% synergy
Arcane Signet
69% of 35 decks -4% synergy
Izzet Signet
34% of 35 decks +7% synergy
Chromatic Lantern
31% of 35 decks +22% synergy
Simic Signet
29% of 35 decks +15% synergy
Gruul Signet
23% of 35 decks +11% synergy
Thought Vessel
11% of 35 decks -6% synergy
Fellwar Stone
11% of 35 decks -10% synergy
Chromatic Orrery
9% of 35 decks +7% synergy
Decanter of Endless Water
9% of 35 decks +4% synergy
Mana Crypt
9% of 35 decks +3% synergy
Lands
Command Tower
100% of 35 decks +26% synergy
Hinterland Harbor
63% of 35 decks +33% synergy
Sulfur Falls
63% of 35 decks +31% synergy
Steam Vents
60% of 35 decks +22% synergy
Frontier Bivouac
57% of 35 decks +29% synergy
Stomping Ground
54% of 35 decks +14% synergy
Exotic Orchard
51% of 35 decks +15% synergy
Breeding Pool
51% of 35 decks +11% synergy
Ketria Triome
49% of 35 decks +16% synergy
Rootbound Crag
43% of 35 decks +18% synergy
Cinder Glade
43% of 35 decks +4% synergy
Rejuvenating Springs
40% of 35 decks +12% synergy
Training Center
37% of 35 decks +10% synergy
Simic Growth Chamber
34% of 35 decks +15% synergy
Yavimaya Coast
34% of 35 decks +7% synergy
Shivan Reef
34% of 35 decks +7% synergy
Izzet Boilerworks
31% of 35 decks +16% synergy
Spire Garden
31% of 35 decks +8% synergy
Bountiful Landscape
29% of 17 decks +20% synergy
Cascade Bluffs
29% of 35 decks +16% synergy
Flooded Grove
29% of 35 decks +15% synergy
Scalding Tarn
26% of 35 decks +15% synergy
Gruul Turf
26% of 35 decks +10% synergy
Evolving Wilds
26% of 35 decks +5% synergy
Misty Rainforest
23% of 35 decks +11% synergy
Cragcrown Pathway
20% of 35 decks +12% synergy
Frostboil Snarl
20% of 35 decks +5% synergy
Barkchannel Pathway
17% of 35 decks +9% synergy
Temple of Abandon
17% of 35 decks +3% synergy
Temple of Mystery
17% of 35 decks -0% synergy
Karplusan Forest
17% of 35 decks -1% synergy
Temple of Epiphany
17% of 35 decks -1% synergy
Myriad Landscape
17% of 35 decks -1% synergy
Path of Ancestry
17% of 35 decks -5% synergy
Rockfall Vale
17% of 35 decks -5% synergy
Fire-Lit Thicket
14% of 35 decks +10% synergy
Wooded Foothills
14% of 35 decks +4% synergy
Taiga
14% of 35 decks +1% synergy
Terramorphic Expanse
14% of 35 decks -1% synergy
Game Trail
14% of 35 decks -2% synergy
Dreamroot Cascade
14% of 35 decks -5% synergy
Reflecting Pool
11% of 35 decks +6% synergy
Riverglide Pathway
11% of 35 decks +3% synergy
Volcanic Island
11% of 35 decks -2% synergy
Tropical Island
11% of 35 decks -3% synergy
Stormcarved Coast
11% of 35 decks -7% synergy
Grove of the Burnwillows
9% of 35 decks +6% synergy
Spirebluff Canal
9% of 35 decks +5% synergy
Fabled Passage
9% of 35 decks -0% synergy