Soulherder + Eternal Witness + Walk the Aeons
Soulherder
Eternal Witness
Walk the Aeons
Requires
Soulherder must be on the battlefield.
Eternal Witness must be on the battlefield.
Walk the Aeons must be in hand.
Mana needed: 
each turn
each 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.
Roon of the Hidden Realm
1.30% of 3233 decks
42 decks
Atraxa, Grand Unifier
0.08% of 14209 decks
12 decks
Lagrella, the Magpie
0.38% of 1599 decks
6 decks
Kenrith, the Returned King
0.01% of 21513 decks
3 decks
Chulane, Teller of Tales
0.03% of 7344 decks
2 decks
Galadriel, Light of Valinor
0.03% of 7839 decks
2 decks
Omnath, Locus of Creation
0.01% of 13596 decks
2 decks
Amareth, the Lustrous
0.07% of 1410 decks
1 decks
Rubinia Soulsinger
0.14% of 728 decks
1 decks
Ishai, Ojutai Dragonspeaker // Kodama of the East Tree
0.21% of 466 decks
1 decks
Morska, Undersea Sleuth
0.02% of 4505 decks
1 decks
Derevi, Empyrial Tactician
0.01% of 7409 decks
1 decks
Rigo, Streetwise Mentor
0.07% of 1344 decks
1 decks
High Synergy Cards
Aminatou, the Fateshifter
73% of 15 decks
+70% synergy
Coiling Oracle
77% of 75 decks
+70% synergy
Panharmonicon
68% of 75 decks
+64% synergy
Yarok, the Desecrated
67% of 15 decks
+64% synergy
Clifftop Lookout
67% of 6 decks
+63% synergy
Peregrine Drake
65% of 75 decks
+62% synergy
Archaeomancer
65% of 75 decks
+62% synergy
Eerie Interlude
64% of 75 decks
+60% synergy
Ephemerate
65% of 75 decks
+59% synergy
Mulldrifter
63% of 75 decks
+57% synergy
Top Cards
Swords to Plowshares
68% of 75 decks
+5% synergy
Baleful Strix
60% of 15 decks
+47% synergy
Farhaven Elf
59% of 75 decks
+55% synergy
Wood Elves
59% of 75 decks
+52% synergy
Brago, King Eternal
56% of 75 decks
+52% synergy
Teleportation Circle
56% of 75 decks
+52% synergy
Emiel the Blessed
55% of 75 decks
+51% synergy
Ghostly Flicker
52% of 75 decks
+47% synergy
Aether Channeler
51% of 65 decks
+48% synergy
Conjurer's Closet
45% of 75 decks
+43% synergy
Creatures
Ardent Elementalist
60% of 5 decks
+59% synergy
Dockside Extortionist
60% of 5 decks
+47% synergy
Knight of Autumn
45% of 75 decks
+43% synergy
Beza, the Bounding Spring
44% of 9 decks
+42% synergy
Deadeye Navigator
43% of 75 decks
+40% synergy
Reclamation Sage
43% of 75 decks
+32% synergy
Yorion, Sky Nomad
41% of 75 decks
+39% synergy
Felidar Guardian
41% of 75 decks
+39% synergy
Cloudblazer
41% of 75 decks
+38% synergy
Venser, Shaper Savant
40% of 75 decks
+38% synergy
Wall of Omens
40% of 75 decks
+37% synergy
Timeless Witness
37% of 75 decks
+34% synergy
Thassa, Deep-Dwelling
36% of 75 decks
+33% synergy
Sun Titan
36% of 75 decks
+25% synergy
Restoration Angel
35% of 75 decks
+32% synergy
Solemn Simulacrum
35% of 75 decks
+21% synergy
Skyclave Apparition
33% of 75 decks
+30% synergy
Ravenous Chupacabra
33% of 15 decks
+29% synergy
Preston, the Vanisher
33% of 52 decks
+31% synergy
Elesh Norn, Mother of Machines
32% of 47 decks
+27% synergy
Displacer Kitten
32% of 73 decks
+26% synergy
Mistmeadow Witch
31% of 75 decks
+30% synergy
Birds of Paradise
31% of 75 decks
+4% synergy
Stonehorn Dignitary
29% of 75 decks
+29% synergy
Wall of Blossoms
29% of 75 decks
+28% synergy
Eldrazi Displacer
29% of 75 decks
+28% synergy
Karmic Guide
29% of 75 decks
+25% synergy
Witch Enchanter
29% of 14 decks
+19% synergy
Reflector Mage
28% of 75 decks
+26% synergy
Spirited Companion
27% of 73 decks
+23% synergy
Gonti, Lord of Luxury
27% of 15 decks
+24% synergy
Ertai Resurrected
27% of 15 decks
+24% synergy
Charming Prince
25% of 75 decks
+23% synergy
Abuelo, Ancestral Echo
23% of 22 decks
+21% synergy
Flickerwisp
23% of 75 decks
+21% synergy
Agent of Treachery
23% of 75 decks
+21% synergy
Avacyn's Pilgrim
23% of 75 decks
+8% synergy
Noble Hierarch
23% of 75 decks
+7% synergy
Mystic Snake
21% of 75 decks
+20% synergy
Elvish Visionary
21% of 75 decks
+19% synergy
Acidic Slime
21% of 75 decks
+17% synergy
Viscera Seer
20% of 15 decks
+11% synergy
Avenger of Zendikar
20% of 75 decks
+10% synergy
Gruff Triplets
19% of 26 decks
+18% synergy
Lavinia of the Tenth
19% of 75 decks
+18% synergy
Llanowar Elves
19% of 75 decks
-2% synergy
Reveillark
17% of 75 decks
+15% synergy
Progenitor Mimic
17% of 75 decks
+15% synergy
Loran of the Third Path
17% of 58 decks
+10% synergy
Mnemonic Wall
16% of 75 decks
+15% synergy
Instants
Momentary Blink
43% of 75 decks
+40% synergy
Cloudshift
41% of 75 decks
+38% synergy
Counterspell
37% of 75 decks
-6% synergy
Path to Exile
37% of 75 decks
-8% synergy
Beast Within
32% of 75 decks
-7% synergy
Negate
29% of 75 decks
+7% synergy
Generous Gift
28% of 75 decks
+2% synergy
Lae'zel's Acrobatics
27% of 73 decks
+26% synergy
Eladamri's Call
27% of 75 decks
+15% synergy
Dovin's Veto
25% of 75 decks
+6% synergy
Essence Flux
23% of 75 decks
+20% synergy
Displace
21% of 75 decks
+20% synergy
Cyclonic Rift
21% of 75 decks
-7% synergy
Void Rend
20% of 15 decks
+5% synergy
Arcane Denial
20% of 75 decks
+0% synergy
Assassin's Trophy
20% of 15 decks
-10% synergy
Worldly Tutor
19% of 75 decks
+5% synergy
Mystical Tutor
19% of 75 decks
+4% synergy
Semester's End
17% of 75 decks
+15% synergy
Nature's Claim
17% of 75 decks
+8% synergy
An Offer You Can't Refuse
16% of 73 decks
-4% synergy
Heroic Intervention
15% of 75 decks
-15% synergy
Get Lost
14% of 22 decks
+10% synergy
Ghostway
13% of 75 decks
+12% synergy
Flicker of Fate
12% of 75 decks
+11% synergy
Swan Song
12% of 75 decks
-5% synergy
Growth Spiral
12% of 75 decks
-10% synergy
Mana Drain
11% of 75 decks
-5% synergy
Fierce Guardianship
11% of 75 decks
-7% synergy
Teferi's Protection
11% of 75 decks
-9% synergy
Turn to Mist
9% of 75 decks
+9% synergy
Illusionist's Stratagem
9% of 75 decks
+9% synergy
Slip On the Ring
9% of 33 decks
+8% synergy
Scrollshift
8% of 37 decks
+7% synergy
Cosmic Intervention
8% of 75 decks
+7% synergy
Enlightened Tutor
8% of 75 decks
-10% synergy
Shared Summons
7% of 75 decks
+5% synergy
Chord of Calling
7% of 75 decks
+1% synergy
Brainstorm
7% of 75 decks
-15% synergy
Planar Incision
5% of 73 decks
+4% synergy
Evacuation
5% of 75 decks
+3% synergy
Mana Leak
5% of 75 decks
+3% synergy
Spell Pierce
5% of 75 decks
+2% synergy
Bant Charm
5% of 75 decks
+1% synergy
Veil of Summer
5% of 75 decks
-1% synergy
Silence
5% of 75 decks
-1% synergy
Pact of Negation
5% of 75 decks
-2% synergy
Force of Will
5% of 75 decks
-6% synergy
Sorceries
Farseek
43% of 75 decks
+8% synergy
Cultivate
41% of 75 decks
-5% synergy
Rampant Growth
40% of 75 decks
+5% synergy
Time Warp
33% of 75 decks
+31% synergy
Damn
33% of 15 decks
+17% synergy
Nature's Lore
33% of 75 decks
+1% synergy
Another Round
32% of 19 decks
+30% synergy
Kodama's Reach
27% of 75 decks
-5% synergy
Time Wipe
20% of 75 decks
+13% synergy
Austere Command
20% of 75 decks
+7% synergy
Neoform
19% of 75 decks
+13% synergy
Three Visits
19% of 75 decks
-6% synergy
Temporal Manipulation
17% of 75 decks
+16% synergy
Bala Ged Recovery
15% of 75 decks
+6% synergy
Cleansing Nova
13% of 75 decks
+9% synergy
Capture of Jingzhou
11% of 75 decks
+10% synergy
Tooth and Nail
9% of 75 decks
+8% synergy
Wargate
9% of 75 decks
+6% synergy
Rite of Replication
9% of 75 decks
+6% synergy
Farewell
8% of 73 decks
-5% synergy
Time Stretch
8% of 75 decks
+7% synergy
Green Sun's Zenith
8% of 75 decks
+2% synergy
Skyshroud Claim
8% of 75 decks
-1% synergy
Supreme Verdict
8% of 75 decks
-6% synergy
Regrowth
7% of 75 decks
+3% synergy
Approach of the Second Sun
7% of 75 decks
+3% synergy
Solve the Equation
7% of 75 decks
+2% synergy
Confiscation Coup
5% of 75 decks
+5% synergy
Eldritch Evolution
5% of 75 decks
+1% synergy
Ponder
5% of 75 decks
-8% synergy
Utility Artifacts
Swiftfoot Boots
24% of 75 decks
-4% synergy
Sword of Hearth and Home
17% of 75 decks
+15% synergy
Lightning Greaves
17% of 75 decks
-8% synergy
Strionic Resonator
16% of 75 decks
+13% synergy
Altar of Dementia
8% of 75 decks
+5% synergy
The One Ring
8% of 40 decks
-1% synergy
Conduit of Worlds
7% of 43 decks
+0% synergy
Isochron Scepter
7% of 75 decks
+4% synergy
Sensei's Divining Top
7% of 75 decks
+1% synergy
Decoction Module
5% of 75 decks
+5% synergy
Aetherworks Marvel
5% of 75 decks
+5% synergy
Lithoform Engine
5% of 75 decks
+4% synergy
Ashnod's Altar
5% of 75 decks
-2% synergy
Enchantments
Virtue of Knowledge
39% of 28 decks
+36% synergy
Guardian Project
24% of 75 decks
+15% synergy
Aura Shards
17% of 75 decks
+8% synergy
Smothering Tithe
16% of 75 decks
-9% synergy
Rhystic Study
15% of 75 decks
-13% synergy
Wild Growth
13% of 75 decks
+2% synergy
Touch the Spirit Realm
12% of 73 decks
+10% synergy
Mystic Remora
12% of 75 decks
-6% synergy
Aid from the Cowl
11% of 75 decks
+10% synergy
Wilderness Reclamation
11% of 75 decks
+7% synergy
Sylvan Library
9% of 75 decks
-3% synergy
Mirari's Wake
9% of 75 decks
-5% synergy
Propaganda
8% of 75 decks
-4% synergy
Ghostly Prison
8% of 75 decks
-4% synergy
Blessed Sanctuary
7% of 75 decks
+6% synergy
Intruder Alarm
7% of 75 decks
+5% synergy
Freed from the Real
7% of 75 decks
+5% synergy
Call for Unity
5% of 75 decks
+5% synergy
Banishing Light
5% of 75 decks
+4% synergy
Kenrith's Transformation
5% of 75 decks
-1% synergy
Planeswalkers
The Eternal Wanderer
30% of 43 decks
+27% synergy
Venser, the Sojourner
11% of 75 decks
+9% synergy
Vivien, Champion of the Wilds
8% of 75 decks
+6% synergy
Teferi, Time Raveler
8% of 75 decks
+1% synergy
Utility Lands
Reliquary Tower
43% of 75 decks
+13% synergy
Alchemist's Refuge
23% of 75 decks
+16% synergy
Bojuka Bog
20% of 15 decks
-10% synergy
Yavimaya, Cradle of Growth
16% of 75 decks
+7% synergy
Temple of the False God
13% of 75 decks
+4% synergy
Mystic Sanctuary
12% of 75 decks
-0% synergy
Otawara, Soaring City
7% of 73 decks
-10% synergy
Boseiju, Who Endures
5% of 73 decks
-14% synergy
Minamo, School at Water's Edge
5% of 75 decks
+1% synergy
Mana Artifacts
Sol Ring
88% of 75 decks
+4% synergy
Arcane Signet
77% of 75 decks
+5% synergy
Azorius Signet
29% of 75 decks
+3% synergy
Simic Signet
28% of 75 decks
+13% synergy
Selesnya Signet
27% of 75 decks
+18% synergy
Fellwar Stone
27% of 75 decks
+6% synergy
Thought Vessel
17% of 75 decks
+1% synergy
Chromatic Lantern
12% of 75 decks
+2% synergy
Talisman of Curiosity
12% of 75 decks
-0% synergy
Commander's Sphere
11% of 75 decks
-5% synergy
Decanter of Endless Water
10% of 73 decks
+5% synergy
Talisman of Progress
8% of 75 decks
-15% synergy
Talisman of Unity
7% of 75 decks
-1% synergy
Liquimetal Torque
5% of 75 decks
+2% synergy
Mana Vault
5% of 75 decks
-1% synergy
Mana Crypt
5% of 75 decks
-4% synergy
Lands
Command Tower
95% of 75 decks
+21% synergy
Exotic Orchard
64% of 75 decks
+28% synergy
Boros Garrison
60% of 5 decks
+45% synergy
Canopy Vista
59% of 75 decks
+23% synergy
Prairie Stream
57% of 75 decks
+24% synergy
Hallowed Fountain
45% of 75 decks
+4% synergy
Seaside Citadel
44% of 75 decks
+18% synergy
Tranquil Landscape
42% of 12 decks
+25% synergy
Temple Garden
41% of 75 decks
+1% synergy
Yavimaya Coast
40% of 75 decks
+14% synergy
Breeding Pool
40% of 75 decks
-1% synergy
Spara's Headquarters
40% of 73 decks
+8% synergy
Misty Rainforest
36% of 75 decks
+24% synergy
Windswept Heath
35% of 75 decks
+24% synergy
Sandsteppe Citadel
33% of 15 decks
+8% synergy
Raffine's Tower
33% of 15 decks
+5% synergy
Zagoth Triome
33% of 15 decks
+3% synergy
Indatha Triome
33% of 15 decks
+2% synergy
Hinterland Harbor
32% of 75 decks
+5% synergy
Flooded Strand
31% of 75 decks
+20% synergy
Sunpetal Grove
31% of 75 decks
+7% synergy
Llanowar Wastes
27% of 15 decks
+1% synergy
Sea of Clouds
27% of 75 decks
+1% synergy
Arcane Sanctum
27% of 15 decks
-1% synergy
Caves of Koilos
27% of 15 decks
-1% synergy
Rejuvenating Springs
27% of 75 decks
-2% synergy
Sunken Hollow
27% of 15 decks
-8% synergy
Azorius Chancery
25% of 75 decks
+11% synergy
Selesnya Sanctuary
24% of 75 decks
+10% synergy
Simic Growth Chamber
24% of 75 decks
+4% synergy
Meticulous Archive
23% of 22 decks
+12% synergy
Lush Portico
23% of 22 decks
+11% synergy
Brushland
23% of 75 decks
+7% synergy
Glacial Fortress
23% of 75 decks
-3% synergy
Verdant Catacombs
21% of 75 decks
+10% synergy
Temple of Plenty
21% of 75 decks
+8% synergy
Adarkar Wastes
21% of 75 decks
+4% synergy
Fortified Village
20% of 75 decks
+5% synergy
Opulent Palace
20% of 15 decks
-7% synergy
Isolated Chapel
20% of 15 decks
-7% synergy
Woodland Cemetery
20% of 15 decks
-8% synergy
Overgrown Tomb
20% of 15 decks
-23% synergy
Dreamroot Cascade
19% of 74 decks
+0% synergy
Fabled Passage
19% of 75 decks
+9% synergy
Port Town
19% of 75 decks
+3% synergy
Temple of Enlightenment
19% of 75 decks
+2% synergy
Evolving Wilds
19% of 75 decks
-2% synergy
Bountiful Promenade
19% of 75 decks
-6% synergy
Hedge Maze
18% of 22 decks
+4% synergy
Marsh Flats
17% of 75 decks
+6% synergy