Progenitor Mimic + Time Stretch + Eternal Witness
Progenitor Mimic
Time Stretch
Eternal Witness
Requires
Progenitor Mimic must be on the battlefield.
Time Stretch must be on the battlefield.
Eternal Witness must be on the battlefield.
Mana needed: 
each turn
each turn
Steps
- Cast Time Stretch by paying , taking two extra turns after this one.
- At the beginning of your next upkeep, Progenitor Mimic triggers, creating a token copy of Eternal Witness.
- When the token Eternal Witness enters the battlefield, it triggers itself, returning Time Stretch from your graveyard to your hand.
- Repeat.
Results
Infinite turns.
Top Commanders
Riku of Two Reflections
0.49% of 4911 decks
24 decks
Kruphix, God of Horizons
0.23% of 3432 decks
8 decks
Imoti, Celebrant of Bounty
0.08% of 4953 decks
4 decks
Uro, Titan of Nature's Wrath
0.19% of 1614 decks
3 decks
Rashmi, Eternities Crafter
0.15% of 2010 decks
3 decks
Prime Speaker Zegana
0.39% of 777 decks
3 decks
Thrasios, Triton Hero // Vial Smasher the Fierce
0.05% of 3774 decks
2 decks
Maelstrom Wanderer
0.03% of 6478 decks
2 decks
Galadriel, Light of Valinor
0.02% of 10655 decks
2 decks
Volrath, the Shapestealer
0.07% of 2988 decks
2 decks
Yarok, the Desecrated
0.02% of 10942 decks
2 decks
Kenrith, the Returned King
0.01% of 23838 decks
2 decks
Vorosh, the Hunter
0.30% of 336 decks
1 decks
Momir Vig, Simic Visionary
0.09% of 1149 decks
1 decks
Arixmethes, Slumbering Isle
0.02% of 4078 decks
1 decks
Rashmi and Ragavan
0.02% of 5895 decks
1 decks
Horde of Notions
0.04% of 2641 decks
1 decks
Brinelin, the Moon Kraken // Gilanra, Caller of Wirewood
0.23% of 443 decks
1 decks
New Cards
Redshift, Rocketeer Chief
50% of 2 decks
+49% synergy
Mistrise Village
50% of 2 decks
+46% synergy
Ugin, Eye of the Storms
50% of 2 decks
+49% synergy
High Synergy Cards
Teleportation Circle
57% of 7 decks
+54% synergy
Soulherder
57% of 7 decks
+52% synergy
Rite of Replication
43% of 72 decks
+40% synergy
Deadeye Navigator
38% of 72 decks
+35% synergy
Tooth and Nail
35% of 72 decks
+33% synergy
Time Warp
35% of 72 decks
+33% synergy
Assassin's Trophy
62% of 13 decks
+31% synergy
Damnation
38% of 13 decks
+31% synergy
Villainous Wealth
38% of 13 decks
+30% synergy
Reliquary Tower
60% of 72 decks
+30% synergy
Top Cards
Swords to Plowshares
57% of 7 decks
-5% synergy
Cultivate
54% of 72 decks
+9% synergy
Kodama's Reach
53% of 72 decks
+22% synergy
Beast Within
50% of 72 decks
+13% synergy
Blasphemous Act
44% of 34 decks
+11% synergy
Counterspell
43% of 72 decks
+1% synergy
Farseek
40% of 72 decks
+6% synergy
Nature's Lore
39% of 72 decks
+7% synergy
Seedborn Muse
36% of 72 decks
+28% synergy
Growth Spiral
35% of 72 decks
+13% synergy
Game Changers
Demonic Tutor
54% of 13 decks
+33% synergy
Cyclonic Rift
47% of 72 decks
+21% synergy
Rhystic Study
38% of 72 decks
+11% synergy
Mystical Tutor
32% of 72 decks
+18% synergy
Vampiric Tutor
31% of 13 decks
+13% synergy
Opposition Agent
23% of 13 decks
+16% synergy
Expropriate
19% of 72 decks
+18% synergy
Force of Will
14% of 72 decks
+3% synergy
Vorinclex, Voice of Hunger
11% of 72 decks
+9% synergy
Jin-Gitaxias, Core Augur
8% of 72 decks
+6% synergy
Creatures
Emiel the Blessed
43% of 7 decks
+40% synergy
Elesh Norn, Mother of Machines
43% of 7 decks
+39% synergy
Karmic Guide
43% of 7 decks
+39% synergy
Acidic Slime
33% of 72 decks
+30% synergy
Avenger of Zendikar
33% of 72 decks
+24% synergy
Kiki-Jiki, Mirror Breaker
32% of 34 decks
+29% synergy
Clever Impersonator
29% of 72 decks
+27% synergy
Mulldrifter
29% of 72 decks
+24% synergy
Phyrexian Metamorph
29% of 72 decks
+22% synergy
Birds of Paradise
29% of 72 decks
+2% synergy
Wood Elves
26% of 72 decks
+20% synergy
Coiling Oracle
25% of 72 decks
+18% synergy
Solemn Simulacrum
25% of 72 decks
+11% synergy
Sakura-Tribe Elder
25% of 72 decks
+7% synergy
Dack's Duplicate
24% of 34 decks
+23% synergy
Storm-Kiln Artist
24% of 34 decks
+15% synergy
Consecrated Sphinx
22% of 72 decks
+17% synergy
Hullbreaker Horror
22% of 72 decks
+15% synergy
Reclamation Sage
22% of 72 decks
+12% synergy
Maelstrom Wanderer
21% of 34 decks
+14% synergy
Dockside Extortionist
21% of 34 decks
+12% synergy
Peregrine Drake
19% of 72 decks
+16% synergy
Archaeomancer
19% of 72 decks
+16% synergy
Nyxbloom Ancient
19% of 72 decks
+16% synergy
Pinnacle Monk
19% of 16 decks
+14% synergy
Prime Speaker Zegana
18% of 72 decks
+15% synergy
Oracle of Mul Daya
18% of 72 decks
+13% synergy
Spark Double
18% of 72 decks
+11% synergy
Brudiclad, Telchor Engineer
18% of 34 decks
+14% synergy
Dualcaster Mage
18% of 34 decks
+13% synergy
Etali, Primal Conqueror
18% of 34 decks
+8% synergy
Palinchron
17% of 72 decks
+16% synergy
Tatyova, Benthic Druid
17% of 72 decks
+4% synergy
Nezahal, Primal Tide
15% of 72 decks
+12% synergy
Llanowar Elves
15% of 72 decks
-6% synergy
Inferno Titan
15% of 34 decks
+13% synergy
Zealous Conscripts
15% of 34 decks
+13% synergy
Rattleclaw Mystic
15% of 34 decks
+11% synergy
Terror of the Peaks
15% of 34 decks
+9% synergy
Goblin Electromancer
15% of 34 decks
+6% synergy
Diluvian Primordial
14% of 72 decks
+13% synergy
Mystic Snake
14% of 72 decks
+12% synergy
Apex Devastator
14% of 72 decks
+11% synergy
Terastodon
14% of 72 decks
+11% synergy
Adrix and Nev, Twincasters
14% of 72 decks
+9% synergy
Biovisionary
12% of 72 decks
+12% synergy
Thryx, the Sudden Storm
12% of 72 decks
+11% synergy
Sakashima of a Thousand Faces
12% of 72 decks
+10% synergy
Etali, Primal Storm
12% of 34 decks
+3% synergy
Goblin Anarchomancer
12% of 34 decks
-2% synergy
Instants
Chaos Warp
26% of 34 decks
-5% synergy
Abrupt Decay
23% of 13 decks
+13% synergy
Deadly Rollick
23% of 13 decks
+12% synergy
Krosan Grip
22% of 72 decks
+15% synergy
Harrow
21% of 72 decks
+12% synergy
Mana Drain
21% of 72 decks
+6% synergy
Heroic Intervention
21% of 72 decks
-9% synergy
Fact or Fiction
18% of 72 decks
+12% synergy
Brainstorm
18% of 72 decks
-2% synergy
Arcane Denial
18% of 72 decks
-2% synergy
Plasm Capture
17% of 72 decks
+15% synergy
Fierce Guardianship
17% of 72 decks
-1% synergy
Worldly Tutor
15% of 72 decks
+2% synergy
Negate
15% of 72 decks
-7% synergy
Blue Sun's Zenith
14% of 72 decks
+11% synergy
Rapid Hybridization
14% of 72 decks
+5% synergy
Pongify
14% of 72 decks
+2% synergy
Swan Song
14% of 72 decks
-3% synergy
Double Major
12% of 72 decks
+9% synergy
Dig Through Time
12% of 72 decks
+8% synergy
Reality Shift
12% of 72 decks
+4% synergy
Comet Storm
12% of 34 decks
+9% synergy
Big Score
12% of 34 decks
+3% synergy
Narset's Reversal
11% of 72 decks
+8% synergy
Frantic Search
11% of 72 decks
-2% synergy
An Offer You Can't Refuse
11% of 72 decks
-10% synergy
Flame of Anor
10% of 30 decks
+6% synergy
Capsize
10% of 72 decks
+9% synergy
Voidslime
10% of 72 decks
+8% synergy
Expansion // Explosion
9% of 34 decks
+7% synergy
Lightning Bolt
9% of 34 decks
-2% synergy
Nexus of Fate
8% of 72 decks
+7% synergy
Mystic Confluence
8% of 72 decks
+6% synergy
Eureka Moment
8% of 72 decks
+4% synergy
Chord of Calling
8% of 72 decks
+3% synergy
Nature's Claim
8% of 72 decks
-0% synergy
Entish Restoration
8% of 65 decks
+1% synergy
Sublime Epiphany
7% of 72 decks
+5% synergy
Cryptic Command
7% of 72 decks
+5% synergy
Resculpt
7% of 72 decks
+2% synergy
Force of Negation
7% of 72 decks
-2% synergy
Three Steps Ahead
7% of 46 decks
+4% synergy
Cackling Counterpart
6% of 72 decks
+4% synergy
See Double
6% of 72 decks
+4% synergy
Evacuation
6% of 72 decks
+4% synergy
Second Harvest
6% of 72 decks
+1% synergy
Pact of Negation
6% of 72 decks
-2% synergy
Sorceries
Wargate
43% of 7 decks
+40% synergy
Supreme Verdict
43% of 7 decks
+29% synergy
Skyshroud Claim
32% of 72 decks
+23% synergy
Rampant Growth
32% of 72 decks
-2% synergy
Three Visits
31% of 72 decks
+6% synergy
Mythos of Illuna
24% of 34 decks
+23% synergy
Culling Ritual
23% of 13 decks
+12% synergy
Toxic Deluge
23% of 13 decks
+5% synergy
Explosive Vegetation
22% of 72 decks
+19% synergy
Temporal Manipulation
21% of 72 decks
+20% synergy
Genesis Ultimatum
21% of 34 decks
+15% synergy
Explore
19% of 72 decks
+10% synergy
Vandalblast
18% of 34 decks
+2% synergy
Doppelgang
16% of 51 decks
+13% synergy
Bribery
15% of 72 decks
+14% synergy
Guided Passage
15% of 34 decks
+14% synergy
Decimate
15% of 34 decks
+6% synergy
Regrowth
14% of 72 decks
+11% synergy
Urban Evolution
14% of 72 decks
+10% synergy
Walk the Aeons
12% of 72 decks
+12% synergy
Clone Legion
12% of 72 decks
+11% synergy
Hull Breach
12% of 34 decks
+7% synergy
Chain Reaction
12% of 34 decks
+7% synergy
Jeska's Will
12% of 34 decks
-5% synergy
Part the Waterveil
11% of 72 decks
+11% synergy
Temporal Mastery
11% of 72 decks
+10% synergy
Green Sun's Zenith
11% of 72 decks
+5% synergy
Search for Tomorrow
10% of 72 decks
+7% synergy
Treasure Cruise
10% of 72 decks
+5% synergy
Insurrection
9% of 34 decks
+7% synergy
Crackle with Power
9% of 34 decks
+6% synergy
Mana Geyser
9% of 34 decks
+2% synergy
Unexpected Results
8% of 72 decks
+8% synergy
Mnemonic Deluge
8% of 72 decks
+7% synergy
Temporal Trespass
8% of 72 decks
+7% synergy
Bala Ged Recovery
8% of 72 decks
-0% synergy
Windfall
8% of 72 decks
-4% synergy
Show and Tell
7% of 72 decks
+7% synergy
Seasons Past
7% of 72 decks
+6% synergy
Selvala's Stampede
7% of 72 decks
+6% synergy
Beacon of Tomorrows
7% of 72 decks
+6% synergy
Blatant Thievery
7% of 72 decks
+6% synergy
Praetor's Counsel
7% of 72 decks
+6% synergy
Far Wanderings
7% of 72 decks
+6% synergy
Aminatou's Augury
7% of 72 decks
+6% synergy
Genesis Wave
7% of 72 decks
+5% synergy
Migration Path
7% of 72 decks
+4% synergy
Overwhelming Stampede
7% of 72 decks
+1% synergy
Finale of Devastation
7% of 72 decks
-1% synergy
Harmonize
7% of 72 decks
-2% synergy
Utility Artifacts
Panharmonicon
22% of 72 decks
+18% synergy
Lightning Greaves
22% of 72 decks
-3% synergy
Swiftfoot Boots
22% of 72 decks
-5% synergy
Conjurer's Closet
14% of 72 decks
+12% synergy
Sensei's Divining Top
14% of 72 decks
+9% synergy
Twinning Staff
11% of 72 decks
+10% synergy
Commander's Sphere
10% of 72 decks
-5% synergy
Doubling Cube
8% of 72 decks
+8% synergy
Mirror Box
8% of 72 decks
+7% synergy
Birthing Pod
8% of 72 decks
+6% synergy
Lithoform Engine
7% of 72 decks
+6% synergy
Crystal Shard
6% of 72 decks
+5% synergy
Primal Amulet
6% of 72 decks
+5% synergy
Vedalken Orrery
6% of 72 decks
+4% synergy
Mirage Mirror
6% of 72 decks
+4% synergy
The Great Henge
6% of 72 decks
-4% synergy
Mind Stone
6% of 72 decks
-11% synergy
Enchantments
Mana Reflection
24% of 72 decks
+22% synergy
Omniscience
24% of 72 decks
+21% synergy
Sylvan Library
19% of 72 decks
+9% synergy
Leyline of Anticipation
18% of 72 decks
+14% synergy
Mystic Remora
18% of 72 decks
+1% synergy
Rhythm of the Wild
18% of 34 decks
-6% synergy
Zendikar Resurgent
15% of 72 decks
+13% synergy
Temur Ascendancy
15% of 34 decks
-0% synergy
Wilderness Reclamation
14% of 72 decks
+10% synergy
Double Vision
12% of 34 decks
+10% synergy
Parallel Lives
11% of 72 decks
+4% synergy
Exploration
11% of 72 decks
+3% synergy
Doubling Season
11% of 72 decks
+1% synergy
Storm of Saruman
11% of 65 decks
+10% synergy
Swarm Intelligence
10% of 72 decks
+9% synergy
Defense of the Heart
10% of 72 decks
+7% synergy
Asceticism
10% of 72 decks
+7% synergy
Sneak Attack
9% of 34 decks
+6% synergy
Khalni Heart Expedition
8% of 72 decks
+6% synergy
Propaganda
8% of 72 decks
-4% synergy
Treachery
6% of 72 decks
+5% synergy
Thought Reflection
6% of 72 decks
+5% synergy
Burgeoning
6% of 72 decks
+2% synergy
Greater Good
6% of 72 decks
+1% synergy
Planeswalkers
Ral, Storm Conduit
12% of 34 decks
+9% synergy
Oko, Thief of Crowns
8% of 72 decks
+3% synergy
Teferi, Master of Time
6% of 72 decks
+3% synergy
Kiora, Behemoth Beckoner
6% of 72 decks
+2% synergy
Utility Lands
Bojuka Bog
31% of 13 decks
+1% synergy
Alchemist's Refuge
29% of 72 decks
+23% synergy
Temple of the False God
29% of 72 decks
+20% synergy
Mystic Sanctuary
19% of 72 decks
+8% synergy
Yavimaya, Cradle of Growth
15% of 72 decks
+6% synergy
Boseiju, Who Endures
12% of 72 decks
-6% synergy
Kessig Wolf Run
12% of 34 decks
-4% synergy
Shifting Woodland
10% of 40 decks
+3% synergy
Thespian's Stage
10% of 72 decks
+7% synergy
Mosswort Bridge
10% of 72 decks
-1% synergy
Lonely Sandbar
8% of 72 decks
+5% synergy
Nykthos, Shrine to Nyx
8% of 72 decks
+3% synergy
Tranquil Thicket
7% of 72 decks
+3% synergy
Castle Vantress
7% of 72 decks
+3% synergy
Gaea's Cradle
7% of 72 decks
+1% synergy
Boseiju, Who Shelters All
6% of 72 decks
+5% synergy
Lumbering Falls
6% of 72 decks
+3% synergy
Strip Mine
6% of 72 decks
+3% synergy
Maze of Ith
6% of 72 decks
+3% synergy
Urborg, Tomb of Yawgmoth
6% of 72 decks
-4% synergy
Ancient Tomb
6% of 72 decks
-5% synergy
Rogue's Passage
6% of 72 decks
-14% synergy
Mana Artifacts
Sol Ring
86% of 72 decks
+2% synergy
Arcane Signet
50% of 72 decks
-22% synergy
Selesnya Signet
43% of 7 decks
+34% synergy
Azorius Signet
43% of 7 decks
+18% synergy
Simic Signet
31% of 72 decks
+17% synergy
Izzet Signet
21% of 34 decks
-7% synergy
Chromatic Lantern
19% of 72 decks
+10% synergy
Gruul Signet
15% of 34 decks
+3% synergy
Thought Vessel
14% of 72 decks
-3% synergy
Gilded Lotus
11% of 72 decks
+8% synergy
Thran Dynamo
11% of 72 decks
+6% synergy
Fellwar Stone
11% of 72 decks
-10% synergy
Talisman of Curiosity
8% of 72 decks
-5% synergy
Mana Crypt
7% of 72 decks
+1% synergy
Mana Vault
7% of 72 decks
+1% synergy
Basalt Monolith
6% of 72 decks
+3% synergy
Everflowing Chalice
6% of 72 decks
+1% synergy
Lands
Command Tower
89% of 72 decks
+15% synergy
Temple Garden
71% of 7 decks
+32% synergy
Stomping Ground
68% of 34 decks
+27% synergy
Steam Vents
62% of 34 decks
+23% synergy
Watery Grave
62% of 13 decks
+21% synergy
Overgrown Tomb
62% of 13 decks
+20% synergy
Hinterland Harbor
60% of 72 decks
+30% synergy
Spara's Headquarters
57% of 7 decks
+28% synergy
Breeding Pool
54% of 72 decks
+14% synergy
Ziatora's Proving Ground
50% of 6 decks
+20% synergy
Blood Crypt
50% of 6 decks
+12% synergy
Undergrowth Stadium
46% of 13 decks
+21% synergy
Rootbound Crag
44% of 34 decks
+19% synergy
Simic Growth Chamber
43% of 72 decks
+24% synergy
Hallowed Fountain
43% of 7 decks
+3% synergy
Drowned Catacomb
38% of 13 decks
+12% synergy
Woodland Cemetery
38% of 13 decks
+9% synergy
Zagoth Triome
38% of 13 decks
+9% synergy
Ketria Triome
38% of 34 decks
+6% synergy
Sulfur Falls
38% of 34 decks
+6% synergy
Rejuvenating Springs
36% of 72 decks
+8% synergy
Frontier Bivouac
35% of 34 decks
+7% synergy
Misty Rainforest
35% of 72 decks
+23% synergy
Temple of Mystery
32% of 72 decks
+14% synergy
Exotic Orchard
31% of 72 decks
-5% synergy
Underground Mortuary
30% of 10 decks
+17% synergy
Cinder Glade
29% of 34 decks
-9% synergy
Flooded Grove
29% of 72 decks
+16% synergy
Yavimaya Coast
29% of 72 decks
+2% synergy
Izzet Boilerworks
26% of 34 decks
+11% synergy
Spire Garden
26% of 34 decks
+3% synergy
Training Center
26% of 34 decks
-0% synergy
Evolving Wilds
26% of 72 decks
+5% synergy
Myriad Landscape
25% of 72 decks
+6% synergy
Temple of Abandon
24% of 34 decks
+9% synergy
Gruul Turf
24% of 34 decks
+8% synergy
Sunken Ruins
23% of 13 decks
+19% synergy
Twilight Mire
23% of 13 decks
+12% synergy
Deathcap Glade
23% of 13 decks
+10% synergy
Shipwreck Marsh
23% of 13 decks
+4% synergy
Morphic Pool
23% of 13 decks
-3% synergy
Sunken Hollow
23% of 13 decks
-12% synergy
Dreamroot Cascade
22% of 72 decks
+3% synergy
Terramorphic Expanse
19% of 72 decks
+4% synergy
Wooded Foothills
18% of 72 decks
+8% synergy
Cascade Bluffs
18% of 34 decks
+5% synergy
Reflecting Pool
17% of 72 decks
+11% synergy
Vineglimmer Snarl
17% of 72 decks
+6% synergy
Volcanic Island
15% of 34 decks
+1% synergy
Temple of Epiphany
15% of 34 decks
-4% synergy