Thassa, Deep-Dwelling + Eternal Witness + Walk the Aeons

Thassa, Deep-Dwelling
Eternal Witness
Walk the Aeons

Requires
Thassa, Deep-Dwelling must be on the battlefield. Eternal Witness must be on the battlefield. Walk the Aeons must be in hand. Mana needed: 4 each turn
Steps
  1. Cast Walk the Aeons by paying 4, getting an extra turn after this one.
  2. At the beginning of your end step, Thassa triggers, blinking Eternal Witness.
  3. Eternal Witness enters the battlefield, returning Walk the Aeons from your graveyard to your hand.
  4. Repeat.
Results
Infinite turns.

Yarok, the Desecrated
0.16% of 10460 decks 17 decks
Roon of the Hidden Realm
0.41% of 3192 decks 13 decks
Atraxa, Grand Unifier
0.05% of 14693 decks 7 decks
Aesi, Tyrant of Gyre Strait
0.05% of 10570 decks 5 decks
Riku of Two Reflections
0.08% of 4877 decks 4 decks
Uro, Titan of Nature's Wrath
0.27% of 1484 decks 4 decks
Chulane, Teller of Tales
0.05% of 7391 decks 4 decks
Slogurk, the Overslime
0.23% of 1771 decks 4 decks
Muldrotha, the Gravetide
0.02% of 15570 decks 3 decks
Thrasios, Triton Hero // Vial Smasher the Fierce
0.08% of 3565 decks 3 decks
Tatyova, Benthic Druid
0.05% of 5925 decks 3 decks
Omnath, Locus of Creation
0.02% of 13678 decks 3 decks
Omo, Queen of Vesuva
0.03% of 6266 decks 2 decks
Lagrella, the Magpie
0.12% of 1610 decks 2 decks
Esika, God of the Tree
0.01% of 18169 decks 2 decks
Roalesk, Apex Hybrid
0.34% of 594 decks 2 decks
Brinelin, the Moon Kraken // Kodama of the East Tree
2.11% of 95 decks 2 decks
Xolatoyac, the Smiling Flood
0.10% of 2050 decks 2 decks
High Synergy Cards
Aminatou, the Fateshifter
75% of 12 decks +72% synergy
Soulherder
70% of 37 decks +65% synergy
Teleportation Circle
65% of 37 decks +61% synergy
Ephemerate
57% of 37 decks +51% synergy
Eerie Interlude
54% of 37 decks +50% synergy
Emiel the Blessed
49% of 37 decks +45% synergy
Etali, Primal Conqueror
55% of 11 decks +43% synergy
Felidar Guardian
43% of 37 decks +41% synergy
Elesh Norn, Mother of Machines
45% of 31 decks +40% synergy
Brago, King Eternal
43% of 37 decks +40% synergy
Top Cards
Swords to Plowshares
65% of 37 decks +2% synergy
Counterspell
47% of 113 decks +4% synergy
Beast Within
43% of 113 decks +5% synergy
Peregrine Drake
42% of 113 decks +39% synergy
Coiling Oracle
42% of 113 decks +35% synergy
Dockside Extortionist
42% of 19 decks +30% synergy
Cyclonic Rift
42% of 113 decks +14% synergy
Farseek
42% of 113 decks +7% synergy
Ghostly Flicker
41% of 113 decks +36% synergy
Nature's Lore
41% of 113 decks +9% synergy
Creatures
Beza, the Bounding Spring
60% of 5 decks +58% synergy
Yorion, Sky Nomad
41% of 37 decks +38% synergy
Sun Titan
41% of 37 decks +30% synergy
Wood Elves
38% of 113 decks +31% synergy
Restoration Angel
38% of 37 decks +35% synergy
Archaeomancer
37% of 113 decks +33% synergy
Reclamation Sage
37% of 113 decks +26% synergy
Avenger of Zendikar
36% of 113 decks +27% synergy
Mulldrifter
35% of 113 decks +30% synergy
Wall of Omens
35% of 37 decks +32% synergy
Ravenous Chupacabra
35% of 37 decks +31% synergy
Deadeye Navigator
35% of 113 decks +32% synergy
Azusa, Lost but Seeking
35% of 113 decks +27% synergy
Ertai Resurrected
33% of 33 decks +30% synergy
Charming Prince
32% of 37 decks +30% synergy
Skyclave Apparition
32% of 37 decks +29% synergy
Tatyova, Benthic Druid
32% of 113 decks +20% synergy
Kiki-Jiki, Mirror Breaker
32% of 19 decks +28% synergy
Timeless Witness
31% of 112 decks +28% synergy
Atraxa, Grand Unifier
30% of 10 decks +24% synergy
Eldrazi Displacer
30% of 37 decks +28% synergy
Cloudblazer
30% of 37 decks +27% synergy
Spirited Companion
30% of 37 decks +25% synergy
Massacre Wurm
30% of 37 decks +25% synergy
Baleful Strix
30% of 37 decks +17% synergy
Lotus Cobra
29% of 113 decks +22% synergy
Tireless Provisioner
29% of 112 decks +17% synergy
Birds of Paradise
28% of 113 decks +1% synergy
Reflector Mage
27% of 37 decks +25% synergy
Ramunap Excavator
27% of 113 decks +20% synergy
Farhaven Elf
26% of 113 decks +22% synergy
Preston, the Vanisher
25% of 32 decks +24% synergy
Scute Swarm
25% of 113 decks +15% synergy
Knight of Autumn
24% of 37 decks +22% synergy
Karmic Guide
24% of 37 decks +20% synergy
Dryad of the Ilysian Grove
24% of 113 decks +16% synergy
Clifftop Lookout
23% of 13 decks +20% synergy
Venser, Shaper Savant
23% of 113 decks +21% synergy
Oracle of Mul Daya
23% of 113 decks +17% synergy
Solemn Simulacrum
23% of 113 decks +9% synergy
Loran of the Third Path
23% of 35 decks +16% synergy
Uro, Titan of Nature's Wrath
22% of 113 decks +18% synergy
Mistmeadow Witch
22% of 37 decks +21% synergy
Flickerwisp
22% of 37 decks +20% synergy
Aether Channeler
20% of 104 decks +18% synergy
Displacer Kitten
20% of 106 decks +14% synergy
Springbloom Druid
19% of 113 decks +15% synergy
Yarok, the Desecrated
19% of 37 decks +16% synergy
Noxious Gearhulk
19% of 37 decks +16% synergy
Gray Merchant of Asphodel
19% of 37 decks +10% synergy
Instants
Cloudshift
38% of 37 decks +35% synergy
Mystical Tutor
35% of 113 decks +20% synergy
Momentary Blink
35% of 37 decks +32% synergy
Vampiric Tutor
32% of 37 decks +14% synergy
Eladamri's Call
30% of 37 decks +19% synergy
Path to Exile
30% of 37 decks -16% synergy
Lae'zel's Acrobatics
27% of 37 decks +25% synergy
Enlightened Tutor
27% of 37 decks +9% synergy
Dovin's Veto
27% of 37 decks +8% synergy
Assassin's Trophy
27% of 37 decks -3% synergy
Worldly Tutor
27% of 113 decks +12% synergy
Chaos Warp
26% of 19 decks -6% synergy
Void Rend
25% of 12 decks +10% synergy
Anguished Unmaking
25% of 12 decks +1% synergy
Heroic Intervention
24% of 113 decks -6% synergy
An Offer You Can't Refuse
23% of 108 decks +2% synergy
Entish Restoration
23% of 62 decks +14% synergy
Crop Rotation
22% of 113 decks +12% synergy
Ghostway
22% of 37 decks +21% synergy
Flicker of Fate
22% of 37 decks +20% synergy
Teferi's Protection
22% of 37 decks +2% synergy
Generous Gift
22% of 37 decks -4% synergy
Displace
20% of 113 decks +19% synergy
Arcane Denial
20% of 113 decks +1% synergy
Negate
20% of 113 decks -2% synergy
Growth Spiral
19% of 113 decks -2% synergy
Semester's End
19% of 37 decks +17% synergy
Swan Song
19% of 113 decks +2% synergy
Fierce Guardianship
19% of 113 decks +0% synergy
Essence Flux
18% of 113 decks +16% synergy
Harrow
16% of 113 decks +6% synergy
Deflecting Swat
16% of 19 decks -0% synergy
Force of Will
15% of 113 decks +4% synergy
Nexus of Fate
14% of 113 decks +12% synergy
Frantic Search
14% of 113 decks +2% synergy
Mana Drain
14% of 113 decks -1% synergy
Turn to Mist
14% of 37 decks +13% synergy
Deadly Rollick
14% of 37 decks +3% synergy
Veil of Summer
13% of 113 decks +7% synergy
Force of Negation
12% of 113 decks +3% synergy
Brainstorm
12% of 113 decks -9% synergy
Pact of Negation
12% of 113 decks +4% synergy
Krosan Grip
12% of 113 decks +4% synergy
Reality Shift
12% of 113 decks +3% synergy
Dark Ritual
11% of 37 decks -12% synergy
Teferi's Time Twist
11% of 113 decks +9% synergy
Noxious Revival
9% of 113 decks +3% synergy
Rapid Hybridization
9% of 113 decks -0% synergy
Nature's Claim
9% of 113 decks -1% synergy
Cosmic Intervention
8% of 37 decks +7% synergy
Sorceries
Demonic Tutor
41% of 37 decks +18% synergy
Cultivate
39% of 113 decks -7% synergy
Three Visits
34% of 113 decks +9% synergy
Time Warp
32% of 113 decks +30% synergy
Kodama's Reach
28% of 113 decks -3% synergy
Rampant Growth
28% of 113 decks -6% synergy
Temporal Manipulation
26% of 113 decks +25% synergy
Merciless Eviction
25% of 12 decks +20% synergy
Damn
25% of 12 decks +9% synergy
Toxic Deluge
22% of 37 decks +4% synergy
Capture of Jingzhou
21% of 113 decks +21% synergy
Jeska's Will
21% of 19 decks +4% synergy
Farewell
19% of 37 decks +5% synergy
Skyshroud Claim
19% of 113 decks +9% synergy
Emergent Ultimatum
16% of 37 decks +13% synergy
Diabolic Tutor
16% of 37 decks +10% synergy
Imperial Seal
14% of 37 decks +8% synergy
Time Wipe
14% of 37 decks +7% synergy
Damnation
14% of 37 decks +6% synergy
Time Stretch
12% of 113 decks +11% synergy
Doppelgang
12% of 41 decks +8% synergy
Bridgeworks Battle
12% of 25 decks +6% synergy
Life from the Loam
12% of 113 decks +8% synergy
Green Sun's Zenith
12% of 113 decks +5% synergy
Finale of Devastation
12% of 113 decks +3% synergy
Bala Ged Recovery
12% of 113 decks +3% synergy
Winds of Abandon
11% of 37 decks +9% synergy
Torment of Hailfire
11% of 37 decks +6% synergy
Austere Command
11% of 37 decks -2% synergy
Supreme Verdict
11% of 37 decks -3% synergy
Rite of Replication
11% of 113 decks +7% synergy
Lórien Revealed
10% of 59 decks +7% synergy
Temporal Mastery
10% of 113 decks +8% synergy
Splendid Reclamation
10% of 113 decks +6% synergy
Solve the Equation
9% of 112 decks +4% synergy
Neoform
9% of 113 decks +4% synergy
Windfall
9% of 113 decks -4% synergy
Profane Tutor
8% of 37 decks +5% synergy
Cleansing Nova
8% of 37 decks +4% synergy
Alrund's Epiphany
8% of 112 decks +7% synergy
Part the Waterveil
8% of 113 decks +7% synergy
Temporal Trespass
8% of 113 decks +7% synergy
Karn's Temporal Sundering
8% of 113 decks +7% synergy
Tooth and Nail
8% of 113 decks +6% synergy
Eldritch Evolution
8% of 113 decks +3% synergy
Expropriate
7% of 113 decks +5% synergy
Urban Evolution
7% of 113 decks +3% synergy
Sea Gate Restoration
7% of 113 decks +2% synergy
Ponder
7% of 113 decks -6% synergy
Beacon of Tomorrows
6% of 113 decks +5% synergy
Utility Artifacts
Panharmonicon
36% of 113 decks +32% synergy
Conjurer's Closet
34% of 113 decks +32% synergy
Swiftfoot Boots
21% of 113 decks -7% synergy
Conduit of Worlds
20% of 88 decks +14% synergy
Lightning Greaves
20% of 113 decks -5% synergy
Crucible of Worlds
19% of 113 decks +16% synergy
Sword of Hearth and Home
9% of 112 decks +7% synergy
Isochron Scepter
9% of 113 decks +6% synergy
Sensei's Divining Top
9% of 113 decks +3% synergy
The Great Henge
9% of 113 decks -1% synergy
Time Sieve
8% of 37 decks +5% synergy
The One Ring
7% of 81 decks -2% synergy
Scroll Rack
7% of 113 decks +6% synergy
Strionic Resonator
7% of 113 decks +4% synergy
Altar of the Brood
6% of 113 decks +5% synergy
Zuran Orb
5% of 113 decks +4% synergy
Sting, the Glinting Dagger
5% of 59 decks +4% synergy
Enchantments
Nahiri's Resolve
75% of 4 decks +73% synergy
Virtue of Knowledge
36% of 56 decks +33% synergy
Rhystic Study
33% of 113 decks +5% synergy
Exploration
25% of 113 decks +16% synergy
Mystic Remora
25% of 113 decks +7% synergy
Smothering Tithe
24% of 37 decks -1% synergy
Guardian Project
20% of 113 decks +12% synergy
Aura Shards
19% of 37 decks +10% synergy
Spelunking
17% of 46 decks +12% synergy
Sylvan Library
17% of 113 decks +5% synergy
Touch the Spirit Realm
11% of 37 decks +9% synergy
Wild Growth
11% of 113 decks -0% synergy
Retreat to Coralhelm
9% of 113 decks +6% synergy
Omniscience
9% of 113 decks +6% synergy
Burgeoning
9% of 113 decks +5% synergy
Utopia Sprawl
9% of 113 decks +1% synergy
Retreat to Hagra
8% of 37 decks +7% synergy
Felidar Retreat
8% of 37 decks +1% synergy
Mirari's Wake
8% of 37 decks -6% synergy
Trade Routes
8% of 113 decks +7% synergy
Wilderness Reclamation
8% of 113 decks +4% synergy
Leyline of Anticipation
8% of 113 decks +3% synergy
Propaganda
8% of 113 decks -4% synergy
Undergrowth Recon
8% of 38 decks +6% synergy
Defense of the Heart
7% of 113 decks +5% synergy
Tribute to the World Tree
6% of 79 decks -2% synergy
Abundance
6% of 113 decks +4% synergy
Zendikar's Roil
6% of 113 decks +3% synergy
Garruk's Uprising
6% of 113 decks -9% synergy
Virtue of Strength
6% of 50 decks +3% synergy
Khalni Heart Expedition
5% of 113 decks +3% synergy
Elemental Bond
5% of 113 decks +0% synergy
Battles
Invasion of Zendikar
9% of 75 decks +7% synergy
Planeswalkers
The Eternal Wanderer
38% of 26 decks +35% synergy
Wrenn and Six
21% of 19 decks +20% synergy
Venser, the Sojourner
14% of 37 decks +12% synergy
Teferi, Time Raveler
14% of 37 decks +7% synergy
Jace, Wielder of Mysteries
11% of 113 decks +7% synergy
Oko, Thief of Crowns
9% of 113 decks +3% synergy
Wrenn and Seven
7% of 112 decks +5% synergy
Nissa, Who Shakes the World
5% of 113 decks +2% synergy
Kiora, Behemoth Beckoner
5% of 113 decks +2% synergy
Utility Lands
Reliquary Tower
53% of 113 decks +24% synergy
Mystic Sanctuary
35% of 113 decks +22% synergy
Yavimaya, Cradle of Growth
27% of 112 decks +17% synergy
Field of the Dead
25% of 113 decks +21% synergy
Otawara, Soaring City
24% of 111 decks +7% synergy
Bojuka Bog
24% of 37 decks -6% synergy
Boseiju, Who Endures
22% of 111 decks +2% synergy
Strip Mine
19% of 113 decks +17% synergy
Alchemist's Refuge
19% of 113 decks +13% synergy
Sunken Palace
18% of 22 decks +17% synergy
Shifting Woodland
16% of 25 decks +6% synergy
Great Furnace
16% of 19 decks +10% synergy
Temple of the False God
15% of 113 decks +5% synergy
Cabal Coffers
14% of 37 decks +3% synergy
Command Beacon
13% of 113 decks +9% synergy
Ancient Tomb
13% of 113 decks +3% synergy
Mortuary Mire
11% of 37 decks +6% synergy
Phyrexian Tower
11% of 37 decks +2% synergy
Thespian's Stage
10% of 113 decks +7% synergy
Maze of Ith
10% of 113 decks +7% synergy
Dryad Arbor
10% of 113 decks +6% synergy
Urborg, Tomb of Yawgmoth
10% of 113 decks -0% synergy
Oboro, Palace in the Clouds
9% of 113 decks +8% synergy
Dark Depths
9% of 113 decks +8% synergy
Lonely Sandbar
9% of 113 decks +5% synergy
Takenuma, Abandoned Mire
8% of 36 decks -2% synergy
Eiganjo, Seat of the Empire
8% of 37 decks -1% synergy
Lotus Field
8% of 113 decks +7% synergy
Tranquil Thicket
8% of 113 decks +4% synergy
Rogue's Passage
8% of 113 decks -12% synergy
Glacial Chasm
7% of 113 decks +6% synergy
Guildless Commons
7% of 113 decks +6% synergy
Mosswort Bridge
7% of 113 decks -3% synergy
Urza's Saga
6% of 112 decks -1% synergy
Gaea's Cradle
6% of 113 decks +0% synergy
Blast Zone
5% of 113 decks +4% synergy
Castle Garenbrig
5% of 113 decks +0% synergy
Mana Artifacts
Sol Ring
80% of 113 decks -5% synergy
Arcane Signet
53% of 113 decks -19% synergy
Talisman of Curiosity
16% of 113 decks +4% synergy
Talisman of Impulse
16% of 19 decks +7% synergy
Talisman of Creativity
16% of 19 decks -13% synergy
Chromatic Lantern
12% of 113 decks +3% synergy
Simic Signet
12% of 113 decks -2% synergy
Thought Vessel
12% of 113 decks -4% synergy
Talisman of Resilience
11% of 37 decks -1% synergy
Azorius Signet
11% of 37 decks -15% synergy
Dimir Signet
11% of 37 decks -19% synergy
Fellwar Stone
11% of 113 decks -10% synergy
Talisman of Unity
8% of 37 decks +1% synergy
Golgari Signet
8% of 37 decks -4% synergy
Mana Crypt
8% of 113 decks -0% synergy
Decanter of Endless Water
8% of 106 decks +3% synergy
Jeweled Lotus
5% of 113 decks -0% synergy
Mana Vault
5% of 113 decks -1% synergy
Lotus Petal
5% of 113 decks -1% synergy
Commander's Sphere
5% of 113 decks -10% synergy
Lands
Command Tower
88% of 113 decks +15% synergy
Raffine's Tower
67% of 12 decks +39% synergy
Ketria Triome
63% of 19 decks +31% synergy
Steam Vents
63% of 19 decks +24% synergy
Stomping Ground
63% of 19 decks +22% synergy
Xander's Lounge
62% of 8 decks +35% synergy
Ziatora's Proving Ground
62% of 8 decks +31% synergy
Spara's Headquarters
62% of 37 decks +30% synergy
Zagoth Triome
59% of 37 decks +29% synergy
Overgrown Tomb
51% of 37 decks +9% synergy
Raugrin Triome
50% of 8 decks +23% synergy
Indatha Triome
50% of 12 decks +19% synergy
Sacred Foundry
50% of 8 decks +14% synergy
Breeding Pool
49% of 113 decks +8% synergy
Prairie Stream
49% of 37 decks +15% synergy
Canopy Vista
49% of 37 decks +13% synergy
Watery Grave
49% of 37 decks +8% synergy
Misty Rainforest
47% of 113 decks +35% synergy
Rejuvenating Springs
45% of 113 decks +16% synergy
Yavimaya Coast
44% of 113 decks +18% synergy
Temple Garden
43% of 37 decks +3% synergy
Hallowed Fountain
43% of 37 decks +3% synergy
Tranquil Landscape
43% of 7 decks +27% synergy
Hinterland Harbor
42% of 113 decks +14% synergy
Seaside Citadel
41% of 37 decks +14% synergy
Simic Growth Chamber
40% of 113 decks +20% synergy
Jetmir's Garden
38% of 8 decks +5% synergy
Fabled Passage
37% of 113 decks +28% synergy
Undergrowth Stadium
35% of 37 decks +9% synergy
Exotic Orchard
33% of 113 decks -3% synergy
Sulfur Falls
32% of 19 decks +1% synergy
Meticulous Archive
30% of 10 decks +20% synergy
Lush Portico
30% of 10 decks +18% synergy
Opulent Palace
30% of 37 decks +3% synergy
Dreamroot Cascade
29% of 112 decks +11% synergy
Flooded Strand
27% of 113 decks +17% synergy
Verdant Catacombs
27% of 113 decks +16% synergy
Evolving Wilds
27% of 113 decks +6% synergy
Selesnya Sanctuary
27% of 37 decks +13% synergy
Sea of Clouds
27% of 37 decks +1% synergy
Morphic Pool
27% of 37 decks +1% synergy
Taiga
26% of 19 decks +13% synergy
Volcanic Island
26% of 19 decks +12% synergy
Gruul Turf
26% of 19 decks +10% synergy
Izzet Boilerworks
26% of 19 decks +10% synergy
Rootbound Crag
26% of 19 decks +3% synergy
Training Center
26% of 19 decks -1% synergy
Windswept Heath
26% of 113 decks +15% synergy
Vault of Champions
25% of 12 decks -1% synergy
Irrigated Farmland
24% of 37 decks +17% synergy