Soulherder + Eternal Witness + Time Stretch
Soulherder
Eternal Witness
Time Stretch
Requires
Soulherder must be on the battlefield.
Eternal Witness must be on the battlefield.
Time Stretch must be in hand.
Mana needed: 
every other turn
every other turn
Steps
- With Soulherder and a creature based spell recursion effect on the battlefield, cast the extra turn spell.
- Move to end step and target the creature with Soulherder's ability.
- When creature re-enters the battlefield, target the extra turn spell in your graveyard and return it to your hand, then pass to yourself.
- Repeat
Results
Infinite turns.
Atraxa, Grand Unifier
0.19% of 14209 decks
27 decks
Roon of the Hidden Realm
0.25% of 3233 decks
8 decks
Galadriel, Light of Valinor
0.04% of 7839 decks
3 decks
Shanna, Purifying Blade
0.08% of 2658 decks
2 decks
Kenrith, the Returned King
0.01% of 21513 decks
2 decks
Omnath, Locus of Creation
0.01% of 13596 decks
2 decks
Amareth, the Lustrous
0.07% of 1410 decks
1 decks
Chulane, Teller of Tales
0.01% of 7344 decks
1 decks
Reaper King
0.02% of 5423 decks
1 decks
Ms. Bumbleflower
0.01% of 7630 decks
1 decks
Jedit Ojanen, Mercenary
0.14% of 718 decks
1 decks
Morska, Undersea Sleuth
0.02% of 4505 decks
1 decks
Atraxa, Praetors' Voice
0.00% of 35211 decks
1 decks
High Synergy Cards
Ephemerate
78% of 51 decks
+73% synergy
Aminatou, the Fateshifter
71% of 31 decks
+68% synergy
Panharmonicon
71% of 51 decks
+66% synergy
Yarok, the Desecrated
65% of 31 decks
+61% synergy
Teleportation Circle
65% of 51 decks
+61% synergy
Elesh Norn, Mother of Machines
65% of 48 decks
+60% synergy
Peregrine Drake
57% of 51 decks
+53% synergy
Baleful Strix
65% of 31 decks
+51% synergy
Coiling Oracle
59% of 51 decks
+51% synergy
The Eternal Wanderer
49% of 45 decks
+45% synergy
Top Cards
Swords to Plowshares
69% of 51 decks
+6% synergy
Farseek
59% of 51 decks
+25% synergy
Nature's Lore
53% of 51 decks
+21% synergy
Cultivate
53% of 51 decks
+7% synergy
Solemn Simulacrum
49% of 51 decks
+35% synergy
Birds of Paradise
49% of 51 decks
+22% synergy
Counterspell
49% of 51 decks
+6% synergy
Conjurer's Closet
45% of 51 decks
+43% synergy
Thassa, Deep-Dwelling
45% of 51 decks
+42% synergy
Wood Elves
45% of 51 decks
+38% synergy
Creatures
Dour Port-Mage
100% of 3 decks
+94% synergy
Reclamation Sage
45% of 51 decks
+34% synergy
Mulldrifter
43% of 51 decks
+37% synergy
Displacer Kitten
41% of 51 decks
+36% synergy
Brago, King Eternal
39% of 51 decks
+36% synergy
Ravenous Chupacabra
39% of 31 decks
+35% synergy
Emiel the Blessed
35% of 51 decks
+32% synergy
Deadeye Navigator
33% of 51 decks
+31% synergy
Sun Titan
33% of 51 decks
+23% synergy
Charming Prince
31% of 51 decks
+29% synergy
Yorion, Sky Nomad
31% of 51 decks
+29% synergy
Acidic Slime
29% of 51 decks
+25% synergy
Felidar Guardian
27% of 51 decks
+25% synergy
White Orchid Phantom
27% of 11 decks
+26% synergy
Massacre Wurm
26% of 31 decks
+21% synergy
Archaeomancer
25% of 51 decks
+22% synergy
Karmic Guide
25% of 51 decks
+21% synergy
Restoration Angel
24% of 51 decks
+21% synergy
Kodama of the East Tree
24% of 51 decks
+20% synergy
Abuelo, Ancestral Echo
23% of 22 decks
+21% synergy
Aether Channeler
22% of 49 decks
+20% synergy
Farhaven Elf
22% of 51 decks
+18% synergy
Moonshaker Cavalry
21% of 29 decks
+16% synergy
Loran of the Third Path
20% of 49 decks
+13% synergy
Thragtusk
20% of 51 decks
+19% synergy
Flickerwisp
20% of 51 decks
+18% synergy
Knight of Autumn
20% of 51 decks
+17% synergy
Avenger of Zendikar
20% of 51 decks
+10% synergy
Noble Hierarch
20% of 51 decks
+3% synergy
Llanowar Elves
20% of 51 decks
-1% synergy
Sheoldred
19% of 21 decks
+16% synergy
Agent of Treachery
18% of 51 decks
+16% synergy
Timeless Witness
18% of 51 decks
+15% synergy
Cloudblazer
18% of 51 decks
+15% synergy
Skyclave Apparition
18% of 51 decks
+14% synergy
Orcish Bowmasters
17% of 18 decks
+6% synergy
Titan of Industry
16% of 51 decks
+15% synergy
Eldrazi Displacer
16% of 51 decks
+14% synergy
Reflector Mage
16% of 51 decks
+14% synergy
Risen Reef
16% of 51 decks
+12% synergy
Faeburrow Elder
16% of 51 decks
+4% synergy
Gandalf the White
15% of 33 decks
+13% synergy
Preston, the Vanisher
15% of 48 decks
+13% synergy
Venser, Shaper Savant
14% of 51 decks
+12% synergy
Wall of Omens
14% of 51 decks
+11% synergy
Spirited Companion
14% of 51 decks
+9% synergy
Spark Double
14% of 51 decks
+7% synergy
Elvish Mystic
14% of 51 decks
-4% synergy
Rune-Scarred Demon
13% of 31 decks
+10% synergy
Ertai Resurrected
13% of 31 decks
+10% synergy
Instants
Path to Exile
45% of 51 decks
-0% synergy
Ghostly Flicker
43% of 51 decks
+38% synergy
Eerie Interlude
39% of 51 decks
+35% synergy
Lae'zel's Acrobatics
31% of 51 decks
+30% synergy
Momentary Blink
31% of 51 decks
+28% synergy
Cloudshift
31% of 51 decks
+28% synergy
Cyclonic Rift
27% of 51 decks
-0% synergy
Assassin's Trophy
26% of 31 decks
-4% synergy
Dovin's Veto
24% of 51 decks
+4% synergy
Negate
24% of 51 decks
+1% synergy
Beast Within
24% of 51 decks
-15% synergy
Anguished Unmaking
23% of 31 decks
-2% synergy
Semester's End
22% of 51 decks
+20% synergy
Teferi's Protection
22% of 51 decks
+2% synergy
Heroic Intervention
22% of 51 decks
-8% synergy
Three Steps Ahead
21% of 14 decks
+17% synergy
Enlightened Tutor
20% of 51 decks
+2% synergy
Dark Ritual
19% of 31 decks
-3% synergy
Essence Flux
18% of 51 decks
+15% synergy
Mystical Tutor
18% of 51 decks
+3% synergy
An Offer You Can't Refuse
18% of 51 decks
-3% synergy
Void Rend
16% of 31 decks
+1% synergy
Generous Gift
16% of 51 decks
-10% synergy
Flicker of Fate
14% of 51 decks
+12% synergy
Mana Drain
14% of 51 decks
-2% synergy
Crop Rotation
12% of 51 decks
+2% synergy
Worldly Tutor
12% of 51 decks
-2% synergy
Ghostway
10% of 51 decks
+9% synergy
Blur
10% of 51 decks
+8% synergy
Harrow
10% of 51 decks
+0% synergy
Saw in Half
10% of 31 decks
+7% synergy
Deathsprout
10% of 31 decks
+6% synergy
Malakir Rebirth
10% of 31 decks
+1% synergy
Deadly Rollick
10% of 31 decks
-1% synergy
Vampiric Tutor
10% of 31 decks
-9% synergy
Teferi's Time Twist
8% of 51 decks
+7% synergy
Displace
8% of 51 decks
+6% synergy
Fact or Fiction
8% of 51 decks
+1% synergy
Force of Will
8% of 51 decks
-3% synergy
Eladamri's Call
8% of 51 decks
-3% synergy
Arcane Denial
8% of 51 decks
-12% synergy
Growth Spiral
8% of 51 decks
-14% synergy
Acrobatic Maneuver
6% of 51 decks
+5% synergy
Nexus of Fate
6% of 51 decks
+4% synergy
Noxious Revival
6% of 51 decks
+0% synergy
Pact of Negation
6% of 51 decks
-2% synergy
Krosan Grip
6% of 51 decks
-2% synergy
Flawless Maneuver
6% of 51 decks
-4% synergy
Swan Song
6% of 51 decks
-11% synergy
Fierce Guardianship
6% of 51 decks
-12% synergy
Sorceries
Kodama's Reach
41% of 51 decks
+9% synergy
Three Visits
31% of 51 decks
+7% synergy
Supreme Verdict
29% of 51 decks
+15% synergy
Another Round
29% of 14 decks
+27% synergy
Demonic Tutor
26% of 31 decks
+3% synergy
Time Warp
24% of 51 decks
+21% synergy
Skyshroud Claim
24% of 51 decks
+14% synergy
Rampant Growth
22% of 51 decks
-13% synergy
Emergent Ultimatum
19% of 31 decks
+17% synergy
Temporal Manipulation
16% of 51 decks
+15% synergy
Approach of the Second Sun
16% of 51 decks
+12% synergy
Wrath of God
16% of 51 decks
+9% synergy
Farewell
16% of 51 decks
+2% synergy
Damn
13% of 31 decks
-4% synergy
Walk the Aeons
12% of 51 decks
+11% synergy
Expropriate
12% of 51 decks
+10% synergy
Time Wipe
12% of 51 decks
+5% synergy
Austere Command
12% of 51 decks
-1% synergy
Rite of Replication
10% of 51 decks
+6% synergy
Villainous Wealth
10% of 31 decks
+1% synergy
Culling Ritual
10% of 31 decks
-1% synergy
Eerie Ultimatum
10% of 31 decks
-3% synergy
Beacon of Tomorrows
8% of 51 decks
+7% synergy
Irenicus's Vile Duplication
8% of 51 decks
+4% synergy
White Sun's Twilight
7% of 45 decks
+3% synergy
Capture of Jingzhou
6% of 51 decks
+5% synergy
Majestic Genesis
6% of 51 decks
+5% synergy
Temporal Mastery
6% of 51 decks
+4% synergy
Wargate
6% of 51 decks
+3% synergy
Regrowth
6% of 51 decks
+2% synergy
Cleansing Nova
6% of 51 decks
+2% synergy
Green Sun's Zenith
6% of 51 decks
-0% synergy
Utility Artifacts
Swiftfoot Boots
25% of 51 decks
-2% synergy
Lightning Greaves
22% of 51 decks
-4% synergy
Sword of Hearth and Home
16% of 51 decks
+13% synergy
The One Ring
11% of 36 decks
+2% synergy
Portal to Phyrexia
10% of 49 decks
+8% synergy
Golden Argosy
8% of 49 decks
+8% synergy
Strionic Resonator
8% of 51 decks
+5% synergy
Conduit of Worlds
7% of 45 decks
+0% synergy
Soul-Guide Lantern
6% of 51 decks
+5% synergy
Vedalken Orrery
6% of 51 decks
+5% synergy
Sword of Feast and Famine
6% of 51 decks
+4% synergy
Ashnod's Altar
6% of 51 decks
-2% synergy
The Great Henge
6% of 51 decks
-4% synergy
Enchantments
Virtue of Knowledge
39% of 28 decks
+36% synergy
Smothering Tithe
31% of 51 decks
+6% synergy
Rhystic Study
29% of 51 decks
+2% synergy
Mirari's Wake
25% of 51 decks
+11% synergy
Guardian Project
22% of 51 decks
+13% synergy
Phyrexian Arena
16% of 31 decks
+1% synergy
Aura Shards
16% of 51 decks
+7% synergy
Sylvan Library
16% of 51 decks
+4% synergy
Mystic Remora
16% of 51 decks
-2% synergy
Touch the Spirit Realm
14% of 51 decks
+12% synergy
Exploration
14% of 51 decks
+5% synergy
Omniscience
10% of 51 decks
+7% synergy
Propaganda
10% of 51 decks
-2% synergy
Ghostly Prison
10% of 51 decks
-2% synergy
Binding the Old Gods
10% of 31 decks
+4% synergy
Wild Growth
6% of 51 decks
-5% synergy
Battles
Invasion of Zendikar
19% of 36 decks
+17% synergy
Invasion of Ikoria
14% of 36 decks
+9% synergy
Invasion of Shandalar
11% of 36 decks
+10% synergy
Planeswalkers
Venser, the Sojourner
20% of 51 decks
+18% synergy
Kaya, Ghost Assassin
13% of 31 decks
+13% synergy
Teferi, Time Raveler
10% of 51 decks
+3% synergy
Oko, Thief of Crowns
8% of 51 decks
+2% synergy
Teferi, Master of Time
6% of 51 decks
+3% synergy
Utility Lands
Reliquary Tower
63% of 51 decks
+33% synergy
Temple of the False God
24% of 51 decks
+14% synergy
Bojuka Bog
19% of 31 decks
-11% synergy
Yavimaya, Cradle of Growth
14% of 51 decks
+4% synergy
Command Beacon
8% of 51 decks
+3% synergy
Ancient Tomb
8% of 51 decks
-3% synergy
Boseiju, Who Endures
8% of 51 decks
-12% synergy
Thespian's Stage
6% of 51 decks
+3% synergy
Alchemist's Refuge
6% of 51 decks
-1% synergy
Urza's Saga
6% of 51 decks
-1% synergy
Otawara, Soaring City
6% of 51 decks
-11% synergy
Mana Artifacts
Sol Ring
86% of 51 decks
+2% synergy
Arcane Signet
80% of 51 decks
+8% synergy
Thought Vessel
41% of 51 decks
+24% synergy
Chromatic Lantern
35% of 51 decks
+26% synergy
Fellwar Stone
18% of 51 decks
-3% synergy
Simic Signet
14% of 51 decks
-1% synergy
Decanter of Endless Water
12% of 51 decks
+7% synergy
Selesnya Signet
12% of 51 decks
+3% synergy
Azorius Signet
12% of 51 decks
-14% synergy
Mana Crypt
10% of 51 decks
+1% synergy
Commander's Sphere
10% of 51 decks
-6% synergy
Talisman of Progress
8% of 51 decks
-15% synergy
Skyclave Relic
6% of 51 decks
+5% synergy
Jeweled Lotus
6% of 51 decks
-0% synergy
Talisman of Unity
6% of 51 decks
-1% synergy
Talisman of Curiosity
6% of 51 decks
-6% synergy
Lands
Command Tower
80% of 51 decks
+7% synergy
Gruul Turf
80% of 5 decks
+64% synergy
Exotic Orchard
53% of 51 decks
+17% synergy
Raffine's Tower
52% of 31 decks
+24% synergy
Indatha Triome
45% of 31 decks
+14% synergy
Zagoth Triome
42% of 31 decks
+11% synergy
Seaside Citadel
41% of 51 decks
+15% synergy
Rejuvenating Springs
41% of 51 decks
+13% synergy
Spara's Headquarters
41% of 51 decks
+9% synergy
Breeding Pool
41% of 51 decks
+0% synergy
Sea of Clouds
39% of 51 decks
+13% synergy
Hinterland Harbor
37% of 51 decks
+10% synergy
Temple Garden
37% of 51 decks
-3% synergy
Hallowed Fountain
37% of 51 decks
-4% synergy
Sandsteppe Citadel
35% of 31 decks
+10% synergy
Arcane Sanctum
35% of 31 decks
+8% synergy
Godless Shrine
35% of 31 decks
-5% synergy
Overgrown Tomb
35% of 31 decks
-7% synergy
Canopy Vista
35% of 51 decks
-1% synergy
Morphic Pool
32% of 31 decks
+6% synergy
Opulent Palace
32% of 31 decks
+6% synergy
Watery Grave
32% of 31 decks
-9% synergy
Sunpetal Grove
31% of 51 decks
+8% synergy
Yavimaya Coast
31% of 51 decks
+5% synergy
Reflecting Pool
29% of 51 decks
+24% synergy
Bountiful Promenade
29% of 51 decks
+5% synergy
Undergrowth Stadium
26% of 31 decks
-0% synergy
Misty Rainforest
24% of 51 decks
+12% synergy
Path of Ancestry
24% of 51 decks
+2% synergy
Prairie Stream
24% of 51 decks
-10% synergy
Lush Portico
22% of 18 decks
+10% synergy
Windswept Heath
22% of 51 decks
+11% synergy
Simic Growth Chamber
22% of 51 decks
+2% synergy
Flooded Strand
20% of 51 decks
+9% synergy
Terramorphic Expanse
20% of 51 decks
+4% synergy
Llanowar Wastes
19% of 31 decks
-6% synergy
Sunken Hollow
19% of 31 decks
-15% synergy
Azorius Chancery
18% of 51 decks
+3% synergy
Evolving Wilds
18% of 51 decks
-3% synergy
Glacial Fortress
18% of 51 decks
-8% synergy
Darkslick Shores
16% of 31 decks
+11% synergy
Drowned Catacomb
16% of 31 decks
-9% synergy
Isolated Chapel
16% of 31 decks
-11% synergy
Caves of Koilos
16% of 31 decks
-12% synergy
Fabled Passage
16% of 51 decks
+6% synergy
Seachrome Coast
14% of 51 decks
+9% synergy
Polluted Delta
14% of 51 decks
+2% synergy
Selesnya Sanctuary
14% of 51 decks
-0% synergy
Brushland
14% of 51 decks
-2% synergy
Adarkar Wastes
14% of 51 decks
-3% synergy