Roon of the Hidden Realm
Eternal Witness
Walk the Aeons

   Prerequisites

What do I need to start this combo?
Walk the Aeons in hand.
Roon of the Hidden Realm and Eternal Witness on the battlefield.
Roon does not have summoning sickness.
6 each 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
Activate Roon by paying 2 and tapping it, exiling Eternal Witness until the beginning of your end step.
3
At the beginning of your end step, Roon triggers, returning Eternal Witness from exile to the battlefield.
4
Eternal Witness enters the battlefield, putting Walk the Aeons into your hand from your graveyard.
5
Repeat each turn.

   Results

What do I get from this combo?
Infinite turns
Lock
Roon of the Hidden Realm
0.9%inclusion28 decks3.16K decks
Mr. Foxglove
0.0%inclusion1 decks5.24K decks
Lagrella, the Magpie
0.1%inclusion1 decks1.83K decks
Phelddagrif
0.0%inclusion1 decks3.16K decks
High Synergy Cards
Soulherder
90%inclusion28 decks31 decks
87%synergy
Archaeomancer
71%inclusion22 decks31 decks
69%synergy
Coiling Oracle
71%inclusion22 decks31 decks
64%synergy
Panharmonicon
68%inclusion21 decks31 decks
61%synergy
Ephemerate
65%inclusion20 decks31 decks
58%synergy
Mulldrifter
65%inclusion20 decks31 decks
57%synergy
Wood Elves
61%inclusion19 decks31 decks
55%synergy
Peregrine Drake
58%inclusion18 decks31 decks
54%synergy
Time Warp
52%inclusion16 decks31 decks
51%synergy
Farhaven Elf
55%inclusion17 decks31 decks
51%synergy
Top Cards
Swords to Plowshares
65%inclusion20 decks31 decks
2%synergy
Brago, King Eternal
52%inclusion16 decks31 decks
49%synergy
Ghostly Flicker
52%inclusion16 decks31 decks
48%synergy
Emiel the Blessed
48%inclusion15 decks31 decks
43%synergy
Eerie Interlude
48%inclusion15 decks31 decks
42%synergy
Cloudblazer
45%inclusion14 decks31 decks
43%synergy
Aether Channeler
45%inclusion14 decks31 decks
43%synergy
Momentary Blink
42%inclusion13 decks31 decks
40%synergy
Beast Within
42%inclusion13 decks31 decks
14%synergy
Dour Port-Mage
41%inclusion9 decks22 decks
38%synergy
Game Changers
Cyclonic Rift
16%inclusion5 decks31 decks
-3%synergy
Mystical Tutor
13%inclusion4 decks31 decks
7%synergy
Aura Shards
10%inclusion3 decks31 decks
3%synergy
Worldly Tutor
10%inclusion3 decks31 decks
-1%synergy
Fierce Guardianship
10%inclusion3 decks31 decks
-5%synergy
Smothering Tithe
10%inclusion3 decks31 decks
-7%synergy
Rhystic Study
10%inclusion3 decks31 decks
-11%synergy
Creatures
Acidic Slime
39%inclusion12 decks31 decks
37%synergy
Deadeye Navigator
39%inclusion12 decks31 decks
36%synergy
Reclamation Sage
39%inclusion12 decks31 decks
32%synergy
Wall of Omens
39%inclusion12 decks31 decks
30%synergy
Timeless Witness
35%inclusion11 decks31 decks
33%synergy
Restoration Angel
35%inclusion11 decks31 decks
33%synergy
Solemn Simulacrum
35%inclusion11 decks31 decks
28%synergy
Starfield Vocalist
33%inclusion3 decks9 decks
28%synergy
Sun Titan
32%inclusion10 decks31 decks
27%synergy
Wall of Blossoms
32%inclusion10 decks31 decks
24%synergy
Mistmeadow Witch
29%inclusion9 decks31 decks
28%synergy
Eldrazi Displacer
29%inclusion9 decks31 decks
28%synergy
Felidar Guardian
29%inclusion9 decks31 decks
26%synergy
Venser, Shaper Savant
29%inclusion9 decks31 decks
26%synergy
Noble Hierarch
29%inclusion9 decks31 decks
3%synergy
Birds of Paradise
29%inclusion9 decks31 decks
-5%synergy
Stonehorn Dignitary
26%inclusion8 decks31 decks
25%synergy
Thragtusk
26%inclusion8 decks31 decks
25%synergy
Terastodon
26%inclusion8 decks31 decks
24%synergy
Yorion, Sky Nomad
26%inclusion8 decks31 decks
24%synergy
Thassa, Deep-Dwelling
26%inclusion8 decks31 decks
23%synergy
Knight of Autumn
26%inclusion8 decks31 decks
23%synergy
Prime Speaker Zegana
26%inclusion8 decks31 decks
23%synergy
Spirited Companion
26%inclusion8 decks31 decks
23%synergy
Avacyn's Pilgrim
26%inclusion8 decks31 decks
12%synergy
Lavinia of the Tenth
23%inclusion7 decks31 decks
22%synergy
Agent of Treachery
23%inclusion7 decks31 decks
21%synergy
Reflector Mage
23%inclusion7 decks31 decks
21%synergy
Mnemonic Wall
23%inclusion7 decks31 decks
20%synergy
Mystic Snake
23%inclusion7 decks31 decks
20%synergy
Skyclave Apparition
19%inclusion6 decks31 decks
17%synergy
Karmic Guide
19%inclusion6 decks31 decks
17%synergy
Elvish Visionary
19%inclusion6 decks31 decks
17%synergy
Elvish Mystic
19%inclusion6 decks31 decks
8%synergy
Witch Enchanter
19%inclusion5 decks27 decks
12%synergy
Clifftop Lookout
18%inclusion4 decks22 decks
16%synergy
Phyrexian Ingester
16%inclusion5 decks31 decks
16%synergy
Perplexing Chimera
16%inclusion5 decks31 decks
16%synergy
Abdel Adrian, Gorion's Ward
16%inclusion5 decks31 decks
15%synergy
Flickerwisp
16%inclusion5 decks31 decks
15%synergy
Charming Prince
16%inclusion5 decks31 decks
14%synergy
Meteor Golem
16%inclusion5 decks31 decks
14%synergy
Preston, the Vanisher
16%inclusion5 decks31 decks
14%synergy
Displacer Kitten
16%inclusion5 decks31 decks
13%synergy
Elesh Norn, Mother of Machines
16%inclusion5 decks31 decks
13%synergy
Kiora's Follower
16%inclusion5 decks31 decks
12%synergy
Llanowar Elves
16%inclusion5 decks31 decks
2%synergy
Lilysplash Mentor
14%inclusion3 decks22 decks
12%synergy
Gilraen, Dúnedain Protector
13%inclusion4 decks31 decks
12%synergy
Llanowar Visionary
13%inclusion4 decks31 decks
12%synergy
Instants
Path to Exile
39%inclusion12 decks31 decks
-9%synergy
Cloudshift
35%inclusion11 decks31 decks
32%synergy
Negate
32%inclusion10 decks31 decks
18%synergy
Generous Gift
32%inclusion10 decks31 decks
6%synergy
Eladamri's Call
29%inclusion9 decks31 decks
19%synergy
Counterspell
26%inclusion8 decks31 decks
-12%synergy
An Offer You Can't Refuse
23%inclusion7 decks31 decks
-4%synergy
Displace
19%inclusion6 decks31 decks
18%synergy
Semester's End
19%inclusion6 decks31 decks
18%synergy
Lae'zel's Acrobatics
19%inclusion6 decks31 decks
18%synergy
Ghostway
19%inclusion6 decks31 decks
17%synergy
Swan Song
19%inclusion6 decks31 decks
3%synergy
Dovin's Veto
19%inclusion6 decks31 decks
3%synergy
Essence Flux
16%inclusion5 decks31 decks
14%synergy
Arcane Denial
16%inclusion5 decks31 decks
-1%synergy
Nature's Claim
13%inclusion4 decks31 decks
8%synergy
Slip On the Ring
10%inclusion3 decks31 decks
9%synergy
Shared Summons
10%inclusion3 decks31 decks
9%synergy
Blue Sun's Zenith
10%inclusion3 decks31 decks
9%synergy
Flicker of Fate
10%inclusion3 decks31 decks
9%synergy
Mana Leak
10%inclusion3 decks31 decks
9%synergy
Return to Nature
10%inclusion3 decks31 decks
7%synergy
Mana Drain
10%inclusion3 decks31 decks
0%synergy
Growth Spiral
10%inclusion3 decks31 decks
-4%synergy
Heroic Intervention
10%inclusion3 decks31 decks
-21%synergy
Sorceries
Cultivate
39%inclusion12 decks31 decks
1%synergy
Rampant Growth
35%inclusion11 decks31 decks
9%synergy
Kodama's Reach
32%inclusion10 decks31 decks
13%synergy
Nature's Lore
32%inclusion10 decks31 decks
5%synergy
Temporal Manipulation
26%inclusion8 decks31 decks
25%synergy
Austere Command
26%inclusion8 decks31 decks
16%synergy
Three Visits
26%inclusion8 decks31 decks
0%synergy
Farseek
26%inclusion8 decks31 decks
-18%synergy
Time Stretch
23%inclusion7 decks31 decks
22%synergy
Capture of Jingzhou
23%inclusion7 decks31 decks
22%synergy
Time Wipe
23%inclusion7 decks31 decks
19%synergy
Cleansing Nova
19%inclusion6 decks31 decks
18%synergy
Another Round
14%inclusion4 decks29 decks
13%synergy
Ponder
13%inclusion4 decks31 decks
9%synergy
Wargate
13%inclusion4 decks31 decks
8%synergy
Bala Ged Recovery
13%inclusion4 decks31 decks
7%synergy
Supreme Verdict
13%inclusion4 decks31 decks
4%synergy
Depopulate
10%inclusion3 decks31 decks
9%synergy
Tooth and Nail
10%inclusion3 decks31 decks
9%synergy
Regrowth
10%inclusion3 decks31 decks
9%synergy
Rite of Replication
10%inclusion3 decks31 decks
8%synergy
Preordain
10%inclusion3 decks31 decks
7%synergy
Skyshroud Claim
10%inclusion3 decks31 decks
6%synergy
Approach of the Second Sun
10%inclusion3 decks31 decks
5%synergy
Neoform
10%inclusion3 decks31 decks
5%synergy
Finale of Devastation
10%inclusion3 decks31 decks
2%synergy
Farewell
10%inclusion3 decks31 decks
-8%synergy
Utility Artifacts
Conjurer's Closet
39%inclusion12 decks31 decks
36%synergy
Swiftfoot Boots
29%inclusion9 decks31 decks
1%synergy
Strionic Resonator
23%inclusion7 decks31 decks
21%synergy
Lightning Greaves
13%inclusion4 decks31 decks
-6%synergy
Enchantments
Teleportation Circle
39%inclusion12 decks31 decks
36%synergy
Virtue of Knowledge
26%inclusion8 decks31 decks
23%synergy
Wild Growth
23%inclusion7 decks31 decks
12%synergy
Guardian Project
16%inclusion5 decks31 decks
9%synergy
Utopia Sprawl
16%inclusion5 decks31 decks
8%synergy
Touch the Spirit Realm
13%inclusion4 decks31 decks
12%synergy
Sylvan Library
10%inclusion3 decks31 decks
4%synergy
Wilderness Reclamation
10%inclusion3 decks31 decks
3%synergy
Ghostly Prison
10%inclusion3 decks31 decks
0%synergy
Mystic Remora
10%inclusion3 decks31 decks
-2%synergy
Propaganda
10%inclusion3 decks31 decks
-2%synergy
Planeswalkers
Venser, the Sojourner
13%inclusion4 decks31 decks
12%synergy
The Eternal Wanderer
13%inclusion4 decks31 decks
12%synergy
Kiora, Behemoth Beckoner
10%inclusion3 decks31 decks
6%synergy
Utility Lands
Alchemist's Refuge
32%inclusion10 decks31 decks
25%synergy
Reliquary Tower
32%inclusion10 decks31 decks
-12%synergy
Mystic Sanctuary
23%inclusion7 decks31 decks
21%synergy
Temple of the False God
19%inclusion6 decks31 decks
11%synergy
Halimar Depths
10%inclusion3 decks31 decks
8%synergy
Mana Artifacts
Sol Ring
87%inclusion27 decks31 decks
6%synergy
Arcane Signet
74%inclusion23 decks31 decks
3%synergy
Simic Signet
42%inclusion13 decks31 decks
31%synergy
Azorius Signet
42%inclusion13 decks31 decks
31%synergy
Selesnya Signet
35%inclusion11 decks31 decks
28%synergy
Talisman of Progress
26%inclusion8 decks31 decks
15%synergy
Talisman of Curiosity
23%inclusion7 decks31 decks
12%synergy
Fellwar Stone
23%inclusion7 decks31 decks
8%synergy
Talisman of Unity
16%inclusion5 decks31 decks
6%synergy
Thought Vessel
13%inclusion4 decks31 decks
-7%synergy
Mind Stone
10%inclusion3 decks31 decks
4%synergy
Chromatic Lantern
10%inclusion3 decks31 decks
3%synergy
Lands
Command Tower
90%inclusion28 decks31 decks
0%synergy
Canopy Vista
61%inclusion19 decks31 decks
15%synergy
Prairie Stream
52%inclusion16 decks31 decks
6%synergy
Exotic Orchard
52%inclusion16 decks31 decks
-5%synergy
Hinterland Harbor
45%inclusion14 decks31 decks
-3%synergy
Seaside Citadel
45%inclusion14 decks31 decks
-7%synergy
Breeding Pool
39%inclusion12 decks31 decks
-6%synergy
Yavimaya Coast
35%inclusion11 decks31 decks
5%synergy
Hallowed Fountain
35%inclusion11 decks31 decks
-8%synergy
Temple Garden
35%inclusion11 decks31 decks
-8%synergy
Sunpetal Grove
32%inclusion10 decks31 decks
-10%synergy
Temple of Plenty
29%inclusion9 decks31 decks
9%synergy
Misty Rainforest
26%inclusion8 decks31 decks
-4%synergy
Flooded Strand
26%inclusion8 decks31 decks
-6%synergy
Windswept Heath
26%inclusion8 decks31 decks
-7%synergy
Glacial Fortress
26%inclusion8 decks31 decks
-20%synergy
Azorius Chancery
23%inclusion7 decks31 decks
8%synergy
Simic Growth Chamber
23%inclusion7 decks31 decks
7%synergy
Terramorphic Expanse
23%inclusion7 decks31 decks
5%synergy
Temple of Enlightenment
23%inclusion7 decks31 decks
2%synergy
Temple of Mystery
23%inclusion7 decks31 decks
0%synergy
Sea of Clouds
23%inclusion7 decks31 decks
-7%synergy
Rejuvenating Springs
23%inclusion7 decks31 decks
-12%synergy
Spara's Headquarters
23%inclusion7 decks31 decks
-18%synergy
Port Town
19%inclusion6 decks31 decks
6%synergy
Fortified Village
19%inclusion6 decks31 decks
6%synergy
Selesnya Sanctuary
19%inclusion6 decks31 decks
5%synergy
Evolving Wilds
19%inclusion6 decks31 decks
-6%synergy
Dreamroot Cascade
19%inclusion6 decks31 decks
-7%synergy
Bountiful Promenade
19%inclusion6 decks31 decks
-11%synergy
Tranquil Landscape
19%inclusion5 decks27 decks
2%synergy
Sungrass Prairie
16%inclusion5 decks31 decks
-3%synergy
Adarkar Wastes
16%inclusion5 decks31 decks
-8%synergy
Simic Guildgate
13%inclusion4 decks31 decks
10%synergy
Bant Panorama
13%inclusion4 decks31 decks
8%synergy
Tranquil Cove
13%inclusion4 decks31 decks
8%synergy
Myriad Landscape
13%inclusion4 decks31 decks
6%synergy
Irrigated Farmland
13%inclusion4 decks31 decks
6%synergy
Vineglimmer Snarl
13%inclusion4 decks31 decks
2%synergy
Overgrown Farmland
13%inclusion4 decks31 decks
-10%synergy
Thornglint Bridge
10%inclusion3 decks31 decks
8%synergy
Tanglepool Bridge
10%inclusion3 decks31 decks
8%synergy
Selesnya Guildgate
10%inclusion3 decks31 decks
7%synergy
Azorius Guildgate
10%inclusion3 decks31 decks
7%synergy
Wooded Bastion
10%inclusion3 decks31 decks
6%synergy
Mystic Gate
10%inclusion3 decks31 decks
5%synergy
Thornwood Falls
10%inclusion3 decks31 decks
4%synergy
Scattered Groves
10%inclusion3 decks31 decks
3%synergy
Brokers Hideout
10%inclusion3 decks31 decks
1%synergy
Meticulous Archive
10%inclusion3 decks31 decks
1%synergy