Chthonian Nightmare
Walk the Aeons
Eternal Witness

   Prerequisites

What do I need to start this combo?
Eternal Witness in your graveyard.
Chthonian Nightmare and Walk the Aeons in hand.
You control a nontoken creature with mana value 3 or less.
4 the first turn, with 6 each extra turn available

   Steps

How does this combo work?
1
Cast Walk the Aeons by paying 4, causing you to take an extra turn after this one.
2
Move to your next turn.
3
Cast Chthonian Nightmare by paying 1.
4
When Chthonian Nightmare enters the battlefield, it triggers, causing you to get eee.
5
Activate Chthonian Nightmare by paying eee, sacrificing a creature with mana value 3 or less, and returning Chthonian Nightmare from the battlefield to your hand, returning Eternal Witness from your graveyard to the battlefield.
6
When Eternal Witness enters the battlefield, it triggers, returning Walk the Aeons from your graveyard to your hand.
7
Cast Chthonian Nightmare by paying 1.
8
When Chthonian Nightmare enters the battlefield, it triggers, causing you to get eee.
9
Activate Chthonian Nightmare by paying at most eee, sacrificing Eternal Witness, and returning Chthonian Nightmare from the battlefield to your hand, returning a creature with mana value 3 or less from your graveyard to the battlefield.
10
Repeat.

   Results

What do I get from this combo?
Infinite turns
Glarb, Calamity's Augur
0.0%inclusion2 decks16.9K decks
Tasigur, the Golden Fang
0.0%inclusion1 decks5.26K decks
Teval, the Balanced Scale
0.0%inclusion1 decks21.4K decks
Yarok, the Desecrated
0.0%inclusion1 decks9.86K decks
High Synergy Cards
Dryad of the Ilysian Grove
80%inclusion4 decks5 decks
71%synergy
Tireless Provisioner
80%inclusion4 decks5 decks
70%synergy
The Gitrog Monster
80%inclusion4 decks5 decks
66%synergy
Conduit of Worlds
80%inclusion4 decks5 decks
65%synergy
Six
80%inclusion4 decks5 decks
63%synergy
Tatyova, Benthic Druid
80%inclusion4 decks5 decks
63%synergy
Muldrotha, the Gravetide
80%inclusion4 decks5 decks
59%synergy
Game Changers
Field of the Dead
60%inclusion3 decks5 decks
49%synergy
Glacial Chasm
40%inclusion2 decks5 decks
38%synergy
Crop Rotation
40%inclusion2 decks5 decks
28%synergy
Notion Thief
20%inclusion1 decks5 decks
16%synergy
Worldly Tutor
20%inclusion1 decks5 decks
11%synergy
Demonic Tutor
20%inclusion1 decks5 decks
3%synergy
Creatures
Icetill Explorer
100%inclusion2 decks2 decks
82%synergy
Kheru Goldkeeper
67%inclusion2 decks3 decks
52%synergy
Nissa, Resurgent Animist
60%inclusion3 decks5 decks
58%synergy
Uro, Titan of Nature's Wrath
60%inclusion3 decks5 decks
50%synergy
Lotus Cobra
60%inclusion3 decks5 decks
50%synergy
Azusa, Lost but Seeking
60%inclusion3 decks5 decks
49%synergy
Aftermath Analyst
60%inclusion3 decks5 decks
49%synergy
Ramunap Excavator
60%inclusion3 decks5 decks
48%synergy
Syr Konrad, the Grim
60%inclusion3 decks5 decks
44%synergy
Dread Presence
40%inclusion2 decks5 decks
40%synergy
Dosan the Falling Leaf
40%inclusion2 decks5 decks
39%synergy
Zulaport Cutthroat
40%inclusion2 decks5 decks
37%synergy
Kodama of the East Tree
40%inclusion2 decks5 decks
37%synergy
Sylvan Safekeeper
40%inclusion2 decks5 decks
37%synergy
Displacer Kitten
40%inclusion2 decks5 decks
36%synergy
Springheart Nantuko
40%inclusion2 decks5 decks
36%synergy
Oracle of Mul Daya
40%inclusion2 decks5 decks
35%synergy
Underrealm Lich
40%inclusion2 decks5 decks
34%synergy
Spore Frog
40%inclusion2 decks5 decks
32%synergy
Elvish Mystic
40%inclusion2 decks5 decks
32%synergy
World Shaper
40%inclusion2 decks5 decks
32%synergy
Timeless Witness
40%inclusion2 decks5 decks
31%synergy
Teval, the Balanced Scale
33%inclusion1 decks3 decks
27%synergy
Kishla Skimmer
33%inclusion1 decks3 decks
21%synergy
Horizon Seeker
20%inclusion1 decks5 decks
20%synergy
Greedy Freebooter
20%inclusion1 decks5 decks
20%synergy
Mindwhisker
20%inclusion1 decks5 decks
20%synergy
Prosperous Innkeeper
20%inclusion1 decks5 decks
20%synergy
Carrion Feeder
20%inclusion1 decks5 decks
19%synergy
Fierce Empath
20%inclusion1 decks5 decks
19%synergy
Burnished Hart
20%inclusion1 decks5 decks
19%synergy
Woe Strider
20%inclusion1 decks5 decks
19%synergy
Misthollow Griffin
20%inclusion1 decks5 decks
19%synergy
Cryptbreaker
20%inclusion1 decks5 decks
19%synergy
Morbid Opportunist
20%inclusion1 decks5 decks
18%synergy
Tiller Engine
20%inclusion1 decks5 decks
18%synergy
Warren Soultrader
20%inclusion1 decks5 decks
18%synergy
Viscera Seer
20%inclusion1 decks5 decks
18%synergy
Reassembling Skeleton
20%inclusion1 decks5 decks
18%synergy
Bonny Pall, Clearcutter
20%inclusion1 decks5 decks
18%synergy
Blood Artist
20%inclusion1 decks5 decks
18%synergy
Risen Reef
20%inclusion1 decks5 decks
17%synergy
Deadeye Navigator
20%inclusion1 decks5 decks
17%synergy
The Ancient One
20%inclusion1 decks5 decks
17%synergy
Peregrine Drake
20%inclusion1 decks5 decks
17%synergy
Koma, Cosmos Serpent
20%inclusion1 decks5 decks
17%synergy
Accursed Marauder
20%inclusion1 decks5 decks
16%synergy
Bloodghast
20%inclusion1 decks5 decks
16%synergy
Fanatic of Rhonas
20%inclusion1 decks5 decks
16%synergy
Loot, Exuberant Explorer
20%inclusion1 decks5 decks
16%synergy
Instants
Realms Uncharted
40%inclusion2 decks5 decks
39%synergy
Muddle the Mixture
40%inclusion2 decks5 decks
38%synergy
Entomb
40%inclusion2 decks5 decks
31%synergy
Dark Ritual
40%inclusion2 decks5 decks
27%synergy
Negate
40%inclusion2 decks5 decks
23%synergy
Growth Spiral
40%inclusion2 decks5 decks
23%synergy
Beast Within
40%inclusion2 decks5 decks
12%synergy
Assassin's Trophy
40%inclusion2 decks5 decks
4%synergy
Heartless Act
20%inclusion1 decks5 decks
20%synergy
Disdainful Stroke
20%inclusion1 decks5 decks
19%synergy
Disallow
20%inclusion1 decks5 decks
19%synergy
Refute
20%inclusion1 decks5 decks
18%synergy
Withering Torment
20%inclusion1 decks5 decks
18%synergy
Entish Restoration
20%inclusion1 decks5 decks
16%synergy
Grapple with the Past
20%inclusion1 decks5 decks
14%synergy
Frantic Search
20%inclusion1 decks5 decks
13%synergy
Abrupt Decay
20%inclusion1 decks5 decks
9%synergy
An Offer You Can't Refuse
20%inclusion1 decks5 decks
0%synergy
Sorceries
Victimize
60%inclusion3 decks5 decks
46%synergy
Life from the Loam
60%inclusion3 decks5 decks
44%synergy
Reanimate
60%inclusion3 decks5 decks
38%synergy
Capture of Jingzhou
40%inclusion2 decks5 decks
40%synergy
Beseech the Queen
40%inclusion2 decks5 decks
40%synergy
Dark Petition
40%inclusion2 decks5 decks
39%synergy
Beseech the Mirror
40%inclusion2 decks5 decks
37%synergy
Green Sun's Zenith
40%inclusion2 decks5 decks
37%synergy
Splendid Reclamation
40%inclusion2 decks5 decks
35%synergy
Dread Return
40%inclusion2 decks5 decks
30%synergy
Toxic Deluge
40%inclusion2 decks5 decks
21%synergy
Farseek
40%inclusion2 decks5 decks
-5%synergy
Demonic Collusion
20%inclusion1 decks5 decks
20%synergy
Time Stretch
20%inclusion1 decks5 decks
20%synergy
Empty the Laboratory
20%inclusion1 decks5 decks
20%synergy
Personal Tutor
20%inclusion1 decks5 decks
19%synergy
Ringsight
20%inclusion1 decks5 decks
19%synergy
Exhume
20%inclusion1 decks5 decks
19%synergy
Dryad's Revival
20%inclusion1 decks5 decks
19%synergy
Unearth
20%inclusion1 decks5 decks
19%synergy
Life // Death
20%inclusion1 decks5 decks
19%synergy
Persist
20%inclusion1 decks5 decks
18%synergy
Necromantic Selection
20%inclusion1 decks5 decks
17%synergy
Rise of the Witch-king
20%inclusion1 decks5 decks
17%synergy
Blasphemous Edict
20%inclusion1 decks5 decks
15%synergy
Explore
20%inclusion1 decks5 decks
13%synergy
Rise of the Dark Realms
20%inclusion1 decks5 decks
13%synergy
Breach the Multiverse
20%inclusion1 decks5 decks
12%synergy
Living Death
20%inclusion1 decks5 decks
8%synergy
Three Visits
20%inclusion1 decks5 decks
-4%synergy
Kodama's Reach
20%inclusion1 decks5 decks
-5%synergy
Nature's Lore
20%inclusion1 decks5 decks
-8%synergy
Cultivate
20%inclusion1 decks5 decks
-22%synergy
Utility Artifacts
Crucible of Worlds
60%inclusion3 decks5 decks
52%synergy
Altar of Dementia
60%inclusion3 decks5 decks
52%synergy
Oblivion Stone
40%inclusion2 decks5 decks
40%synergy
Zuran Orb
40%inclusion2 decks5 decks
38%synergy
Amulet of Vigor
40%inclusion2 decks5 decks
37%synergy
Expedition Map
40%inclusion2 decks5 decks
37%synergy
Lightning Greaves
40%inclusion2 decks5 decks
17%synergy
Throne of the Grim Captain
20%inclusion1 decks5 decks
20%synergy
Dino DNA
20%inclusion1 decks5 decks
19%synergy
Altar of Bhaal
20%inclusion1 decks5 decks
19%synergy
Embalmer's Tools
20%inclusion1 decks5 decks
19%synergy
Mirage Mirror
20%inclusion1 decks5 decks
19%synergy
The Everflowing Well
20%inclusion1 decks5 decks
19%synergy
Agatha's Soul Cauldron
20%inclusion1 decks5 decks
18%synergy
Birthing Pod
20%inclusion1 decks5 decks
17%synergy
Phyrexian Altar
20%inclusion1 decks5 decks
16%synergy
The Great Henge
20%inclusion1 decks5 decks
14%synergy
Hedge Shredder
20%inclusion1 decks5 decks
4%synergy
Enchantments
Exploration
60%inclusion3 decks5 decks
48%synergy
Animate Dead
60%inclusion3 decks5 decks
47%synergy
Dark Heart of the Wood
40%inclusion2 decks5 decks
40%synergy
City of Solitude
40%inclusion2 decks5 decks
40%synergy
Prismatic Omen
40%inclusion2 decks5 decks
40%synergy
Squandered Resources
40%inclusion2 decks5 decks
39%synergy
Case of the Locked Hothouse
40%inclusion2 decks5 decks
37%synergy
Tortured Existence
40%inclusion2 decks5 decks
36%synergy
Walk-In Closet // Forgotten Cellar
40%inclusion2 decks5 decks
35%synergy
Spelunking
40%inclusion2 decks5 decks
34%synergy
Insidious Roots
40%inclusion2 decks5 decks
33%synergy
Sylvan Library
40%inclusion2 decks5 decks
32%synergy
Mystic Remora
40%inclusion2 decks5 decks
23%synergy
Glacierwood Siege
33%inclusion1 decks3 decks
27%synergy
Awaken the Honored Dead
33%inclusion1 decks3 decks
25%synergy
Screams from Within
20%inclusion1 decks5 decks
20%synergy
Attrition
20%inclusion1 decks5 decks
20%synergy
Unable to Scream
20%inclusion1 decks5 decks
19%synergy
Food Chain
20%inclusion1 decks5 decks
18%synergy
Nature's Will
20%inclusion1 decks5 decks
18%synergy
Greater Good
20%inclusion1 decks5 decks
17%synergy
Black Market Connections
20%inclusion1 decks5 decks
17%synergy
Burgeoning
20%inclusion1 decks5 decks
17%synergy
Titans' Nest
20%inclusion1 decks5 decks
16%synergy
Oversold Cemetery
20%inclusion1 decks5 decks
16%synergy
Seal of Primordium
20%inclusion1 decks5 decks
15%synergy
Phyrexian Arena
20%inclusion1 decks5 decks
14%synergy
Kaya's Ghostform
20%inclusion1 decks5 decks
14%synergy
Ripples of Undeath
20%inclusion1 decks5 decks
6%synergy
Battles
Invasion of Arcavios
20%inclusion1 decks5 decks
20%synergy
Planeswalkers
Oko, Thief of Crowns
20%inclusion1 decks5 decks
16%synergy
Utility Lands
Cabal Coffers
60%inclusion3 decks5 decks
55%synergy
Shifting Woodland
60%inclusion3 decks5 decks
47%synergy
Crystal Vein
40%inclusion2 decks5 decks
40%synergy
Buried Ruin
40%inclusion2 decks5 decks
39%synergy
Witch's Cottage
40%inclusion2 decks5 decks
39%synergy
Barren Moor
40%inclusion2 decks5 decks
38%synergy
Echoing Deeps
40%inclusion2 decks5 decks
38%synergy
Tranquil Thicket
40%inclusion2 decks5 decks
38%synergy
Mystic Sanctuary
40%inclusion2 decks5 decks
37%synergy
Phyrexian Tower
40%inclusion2 decks5 decks
36%synergy
Urza's Saga
40%inclusion2 decks5 decks
35%synergy
Otawara, Soaring City
40%inclusion2 decks5 decks
24%synergy
Urborg, Tomb of Yawgmoth
40%inclusion2 decks5 decks
23%synergy
Yavimaya, Cradle of Growth
40%inclusion2 decks5 decks
21%synergy
Boseiju, Who Endures
40%inclusion2 decks5 decks
18%synergy
Bojuka Bog
40%inclusion2 decks5 decks
15%synergy
Reliquary Tower
40%inclusion2 decks5 decks
12%synergy
Oboro, Palace in the Clouds
20%inclusion1 decks5 decks
19%synergy
Dark Depths
20%inclusion1 decks5 decks
16%synergy
Strip Mine
20%inclusion1 decks5 decks
15%synergy
Thespian's Stage
20%inclusion1 decks5 decks
14%synergy
Dakmor Salvage
20%inclusion1 decks5 decks
14%synergy
Mana Artifacts
Sol Ring
80%inclusion4 decks5 decks
-2%synergy
Lotus Petal
40%inclusion2 decks5 decks
31%synergy
Arcane Signet
40%inclusion2 decks5 decks
-31%synergy
Thought Vessel
20%inclusion1 decks5 decks
12%synergy
Dimir Signet
20%inclusion1 decks5 decks
11%synergy
Golgari Signet
20%inclusion1 decks5 decks
10%synergy
Simic Signet
20%inclusion1 decks5 decks
9%synergy
Lands
Underground Mortuary
80%inclusion4 decks5 decks
62%synergy
Hedge Maze
80%inclusion4 decks5 decks
61%synergy
Overgrown Tomb
80%inclusion4 decks5 decks
35%synergy
Bloodstained Mire
60%inclusion3 decks5 decks
50%synergy
Undercity Sewers
60%inclusion3 decks5 decks
43%synergy
Misty Rainforest
60%inclusion3 decks5 decks
26%synergy
Polluted Delta
60%inclusion3 decks5 decks
25%synergy
Verdant Catacombs
60%inclusion3 decks5 decks
25%synergy
Zagoth Triome
60%inclusion3 decks5 decks
21%synergy
Watery Grave
60%inclusion3 decks5 decks
16%synergy
Breeding Pool
60%inclusion3 decks5 decks
15%synergy
Ice Tunnel
40%inclusion2 decks5 decks
36%synergy
Nurturing Peatland
40%inclusion2 decks5 decks
36%synergy
Woodland Chasm
40%inclusion2 decks5 decks
36%synergy
Waterlogged Grove
40%inclusion2 decks5 decks
34%synergy
Scalding Tarn
40%inclusion2 decks5 decks
31%synergy
Marsh Flats
40%inclusion2 decks5 decks
31%synergy
Wooded Foothills
40%inclusion2 decks5 decks
30%synergy
Windswept Heath
40%inclusion2 decks5 decks
30%synergy
Flooded Strand
40%inclusion2 decks5 decks
30%synergy
Fabled Passage
40%inclusion2 decks5 decks
25%synergy
Simic Growth Chamber
40%inclusion2 decks5 decks
21%synergy
Dreamroot Cascade
40%inclusion2 decks5 decks
13%synergy
Undergrowth Stadium
40%inclusion2 decks5 decks
10%synergy
Drowned Catacomb
40%inclusion2 decks5 decks
7%synergy
Sunken Hollow
40%inclusion2 decks5 decks
3%synergy
Woodland Cemetery
40%inclusion2 decks5 decks
-4%synergy
Hinterland Harbor
40%inclusion2 decks5 decks
-5%synergy
Command Tower
40%inclusion2 decks5 decks
-50%synergy
Talon Gates of Madara
20%inclusion1 decks5 decks
15%synergy
Necroblossom Snarl
20%inclusion1 decks5 decks
15%synergy
Fetid Pools
20%inclusion1 decks5 decks
7%synergy
Myriad Landscape
20%inclusion1 decks5 decks
6%synergy
Path of Ancestry
20%inclusion1 decks5 decks
1%synergy
Golgari Rot Farm
20%inclusion1 decks5 decks
-1%synergy
Foreboding Landscape
20%inclusion1 decks5 decks
-3%synergy
Terramorphic Expanse
20%inclusion1 decks5 decks
-4%synergy
Morphic Pool
20%inclusion1 decks5 decks
-5%synergy
Evolving Wilds
20%inclusion1 decks5 decks
-8%synergy
Yavimaya Coast
20%inclusion1 decks5 decks
-9%synergy
Llanowar Wastes
20%inclusion1 decks5 decks
-11%synergy
Rejuvenating Springs
20%inclusion1 decks5 decks
-12%synergy
Opulent Palace
20%inclusion1 decks5 decks
-32%synergy
Exotic Orchard
20%inclusion1 decks5 decks
-36%synergy