Ugin, the Ineffable
Cloud Key
Primordial Mist

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
You have a creature card in hand that has Morph or Megamorph. "Creature" chosen with Cloud Key.

   Steps

How does this combo work?
1
Cast the creature using its morph or megamorph cost by paying 0, putting it face-down on the battlefield as a 3/3 creature.
2
Activate Primordial Mist by exiling the face down creature face up, allowing you to cast it this turn.
3
Repeat.

   Results

What do I get from this combo?
Infinite ETB
Infinite LTB
Infinite storm count
Ixidor, Reality Sculptor
27%inclusion87 decks328 decks
Kadena, Slinking Sorcerer
0.7%inclusion49 decks7.25K decks
Volo, Guide to Monsters
0.2%inclusion18 decks9.40K decks
Chulane, Teller of Tales
0.1%inclusion5 decks8.93K decks
Animar, Soul of Elements
0.0%inclusion2 decks21.7K decks
Ezuri, Claw of Progress
0.0%inclusion2 decks7.15K decks
Etrata, Deadly Fugitive
0.1%inclusion2 decks3.21K decks
Missy
0.1%inclusion2 decks2.36K decks
Vannifar, Evolved Enigma
0.1%inclusion2 decks2.71K decks
Jin Sakai, Ghost of Tsushima
0.0%inclusion1 decks11K decks
Vela the Night-Clad
0.1%inclusion1 decks796 decks
Azlask, the Swelling Scourge
0.0%inclusion1 decks14.3K decks
Marvo, Deep Operative
0.0%inclusion1 decks7.58K decks
Barrin, Master Wizard
0.5%inclusion1 decks203 decks
Kruphix, God of Horizons
0.0%inclusion1 decks4.20K decks
Tazri, Beacon of Unity
0.0%inclusion1 decks2.75K decks
Atraxa, Grand Unifier
0.0%inclusion1 decks16.4K decks
The Cyber-Controller
0.1%inclusion1 decks1.50K decks
High Synergy Cards
Kaust, Eyes of the Glade
100%inclusion4 decks4 decks
100%synergy
Yarus, Roar of the Old Gods
100%inclusion6 decks6 decks
100%synergy
Rattleclaw Mystic
100%inclusion6 decks6 decks
97%synergy
Ainok Survivalist
92%inclusion77 decks84 decks
91%synergy
Den Protector
92%inclusion77 decks84 decks
91%synergy
Obscuring Aether
89%inclusion75 decks84 decks
89%synergy
Pyrotechnic Performer
89%inclusion8 decks9 decks
89%synergy
Boltbender
89%inclusion8 decks9 decks
89%synergy
Willbender
88%inclusion165 decks187 decks
88%synergy
Kheru Spellsnatcher
83%inclusion156 decks187 decks
83%synergy
Top Cards
Vesuvan Shapeshifter
82%inclusion154 decks187 decks
82%synergy
Nantuko Vigilante
81%inclusion68 decks84 decks
81%synergy
Dream Chisel
80%inclusion150 decks187 decks
80%synergy
Kadena's Silencer
79%inclusion148 decks187 decks
79%synergy
Ixidron
77%inclusion144 decks187 decks
77%synergy
Thousand Winds
76%inclusion143 decks187 decks
76%synergy
Stratus Dancer
76%inclusion143 decks187 decks
76%synergy
Secret Plans
76%inclusion64 decks84 decks
75%synergy
Ugin's Mastery
76%inclusion142 decks187 decks
76%synergy
Scroll of Fate
75%inclusion141 decks187 decks
75%synergy
Game Changers
Seedborn Muse
39%inclusion33 decks84 decks
31%synergy
Cyclonic Rift
17%inclusion32 decks187 decks
-5%synergy
Vampiric Tutor
14%inclusion9 decks65 decks
-1%synergy
Demonic Tutor
14%inclusion9 decks65 decks
-5%synergy
Rhystic Study
11%inclusion21 decks187 decks
-12%synergy
Bolas's Citadel
7.7%inclusion5 decks65 decks
0%synergy
Ancient Tomb
6.4%inclusion12 decks187 decks
-3%synergy
Thassa's Oracle
5.9%inclusion11 decks187 decks
0%synergy
Creatures
Icefeather Aven
75%inclusion63 decks84 decks
75%synergy
Chromeshell Crab
71%inclusion132 decks187 decks
70%synergy
Voidmage Apprentice
70%inclusion130 decks187 decks
69%synergy
Brine Elemental
68%inclusion127 decks187 decks
68%synergy
Grim Haruspex
68%inclusion44 decks65 decks
65%synergy
Mischievous Quanar
66%inclusion123 decks187 decks
66%synergy
Yedora, Grave Gardener
63%inclusion53 decks84 decks
62%synergy
Silumgar Assassin
62%inclusion40 decks65 decks
61%synergy
Aurelia's Vindicator
57%inclusion8 decks14 decks
57%synergy
Bane of the Living
57%inclusion37 decks65 decks
57%synergy
Printlifter Ooze
56%inclusion47 decks84 decks
56%synergy
Aphetto Runecaster
56%inclusion104 decks187 decks
56%synergy
Echo Tracer
55%inclusion102 decks187 decks
54%synergy
Deathmist Raptor
54%inclusion45 decks84 decks
53%synergy
Exit Specialist
52%inclusion97 decks187 decks
52%synergy
Hidden Dragonslayer
50%inclusion7 decks14 decks
50%synergy
Experiment Twelve
49%inclusion41 decks84 decks
48%synergy
Vannifar, Evolved Enigma
48%inclusion40 decks84 decks
47%synergy
Beast Whisperer
48%inclusion40 decks84 decks
37%synergy
Glitch Interpreter
45%inclusion65 decks143 decks
45%synergy
Skirk Alarmist
44%inclusion4 decks9 decks
44%synergy
Jeering Instigator
44%inclusion4 decks9 decks
44%synergy
Weaver of Lies
44%inclusion83 decks187 decks
44%synergy
Unblinking Bleb
44%inclusion83 decks187 decks
44%synergy
Hauntwoods Shrieker
44%inclusion27 decks61 decks
44%synergy
Whisperwood Elemental
44%inclusion37 decks84 decks
43%synergy
Thieving Amalgam
43%inclusion28 decks65 decks
42%synergy
Unyielding Gatekeeper
43%inclusion6 decks14 decks
43%synergy
Kozilek, the Broken Reality
43%inclusion75 decks176 decks
42%synergy
Jasmine Boreal of the Seven
40%inclusion4 decks10 decks
40%synergy
Abhorrent Oculus
40%inclusion56 decks140 decks
39%synergy
Master of the Veil
40%inclusion74 decks187 decks
40%synergy
Fathom Seer
39%inclusion72 decks187 decks
38%synergy
Salt Road Ambushers
38%inclusion32 decks84 decks
38%synergy
Hooded Hydra
38%inclusion32 decks84 decks
37%synergy
Skinthinner
37%inclusion24 decks65 decks
37%synergy
Ruthless Ripper
37%inclusion24 decks65 decks
37%synergy
Mistfire Weaver
36%inclusion68 decks187 decks
36%synergy
Frontline Strategist
36%inclusion5 decks14 decks
36%synergy
Nylea, Keen-Eyed
36%inclusion30 decks84 decks
35%synergy
Etrata, Deadly Fugitive
35%inclusion23 decks65 decks
35%synergy
Silumgar Spell-Eater
35%inclusion66 decks187 decks
35%synergy
Riptide Survivor
35%inclusion66 decks187 decks
35%synergy
Disruptive Pitmage
34%inclusion64 decks187 decks
34%synergy
Riptide Entrancer
34%inclusion63 decks187 decks
34%synergy
Goblin Maskmaker
33%inclusion3 decks9 decks
33%synergy
Fortune Thief
33%inclusion3 decks9 decks
33%synergy
Glaring Fleshraker
32%inclusion57 decks176 decks
31%synergy
Zimone, Mystery Unraveler
31%inclusion19 decks61 decks
31%synergy
Illithid Harvester
30%inclusion57 decks187 decks
30%synergy
Instants
Reality Shift
56%inclusion104 decks187 decks
48%synergy
Path to Exile
43%inclusion6 decks14 decks
-4%synergy
Backslide
37%inclusion70 decks187 decks
37%synergy
Cyber Conversion
36%inclusion68 decks187 decks
36%synergy
Unexplained Absence
36%inclusion5 decks14 decks
35%synergy
Swords to Plowshares
36%inclusion5 decks14 decks
-25%synergy
Become Anonymous
35%inclusion60 decks170 decks
35%synergy
Showstopping Surprise
33%inclusion3 decks9 decks
33%synergy
Counterspell
33%inclusion61 decks187 decks
-9%synergy
Twist Reality
32%inclusion45 decks141 decks
32%synergy
Beast Within
31%inclusion26 decks84 decks
-3%synergy
Brainstorm
26%inclusion48 decks187 decks
7%synergy
High Tide
23%inclusion43 decks187 decks
19%synergy
Familiar's Ruse
18%inclusion34 decks187 decks
18%synergy
Rapid Hybridization
17%inclusion32 decks187 decks
8%synergy
Growth Spiral
17%inclusion14 decks84 decks
-3%synergy
Pongify
15%inclusion28 decks187 decks
4%synergy
Putrefy
15%inclusion8 decks54 decks
-1%synergy
Arcane Denial
14%inclusion26 decks187 decks
-6%synergy
Assassin's Trophy
13%inclusion7 decks54 decks
-18%synergy
An Offer You Can't Refuse
13%inclusion24 decks187 decks
-12%synergy
Heroic Intervention
12%inclusion10 decks84 decks
-19%synergy
Aetherize
12%inclusion22 decks187 decks
5%synergy
Evacuation
11%inclusion21 decks187 decks
9%synergy
Sudden Substitution
10%inclusion19 decks187 decks
10%synergy
Sink into Stupor
10%inclusion17 decks176 decks
0%synergy
Paradoxical Outcome
10%inclusion18 decks187 decks
9%synergy
Sultai Charm
9.3%inclusion5 decks54 decks
6%synergy
Golgari Charm
9.3%inclusion5 decks54 decks
5%synergy
Break Down the Door
8.3%inclusion5 decks60 decks
8%synergy
Negate
8.0%inclusion15 decks187 decks
-13%synergy
Fell the Profane
7.8%inclusion5 decks64 decks
-1%synergy
Demonic Consultation
7.7%inclusion5 decks65 decks
4%synergy
Tainted Pact
7.7%inclusion5 decks65 decks
4%synergy
Revitalizing Repast
7.5%inclusion4 decks53 decks
-1%synergy
Saw It Coming
7.5%inclusion14 decks187 decks
6%synergy
Swan Song
7.5%inclusion14 decks187 decks
-10%synergy
Malakir Rebirth
6.2%inclusion4 decks65 decks
-2%synergy
Dark Ritual
6.2%inclusion4 decks65 decks
-18%synergy
Mana Drain
5.9%inclusion11 decks187 decks
-9%synergy
Fact or Fiction
5.3%inclusion10 decks187 decks
1%synergy
Sorceries
Ghastly Conscription
49%inclusion32 decks65 decks
49%synergy
Nature's Lore
44%inclusion37 decks84 decks
13%synergy
Three Visits
38%inclusion32 decks84 decks
14%synergy
Rampant Growth
37%inclusion31 decks84 decks
4%synergy
Farseek
36%inclusion30 decks84 decks
0%synergy
Cultivate
29%inclusion24 decks84 decks
-14%synergy
Write into Being
28%inclusion52 decks187 decks
28%synergy
All Is Dust
28%inclusion52 decks187 decks
26%synergy
Unnerving Grasp
25%inclusion35 decks140 decks
25%synergy
Hide in Plain Sight
23%inclusion19 decks84 decks
22%synergy
Dusk // Dawn
21%inclusion3 decks14 decks
18%synergy
Ponder
19%inclusion35 decks187 decks
7%synergy
Shamanic Revelation
18%inclusion15 decks84 decks
11%synergy
Ravenform
18%inclusion33 decks187 decks
16%synergy
Primal Growth
14%inclusion12 decks84 decks
14%synergy
Step Through
13%inclusion25 decks187 decks
12%synergy
Bala Ged Recovery
13%inclusion11 decks84 decks
5%synergy
Kodama's Reach
13%inclusion11 decks84 decks
-14%synergy
Preordain
13%inclusion24 decks187 decks
4%synergy
Valgavoth's Onslaught
10%inclusion6 decks59 decks
10%synergy
Spectral Deluge
10%inclusion18 decks187 decks
9%synergy
Overwhelming Stampede
10%inclusion8 decks84 decks
4%synergy
Toxic Deluge
9.2%inclusion6 decks65 decks
-9%synergy
Fabricate
7.5%inclusion14 decks187 decks
2%synergy
Explore
7.1%inclusion6 decks84 decks
-2%synergy
Under the Skin
6.7%inclusion4 decks60 decks
6%synergy
Profane Tutor
6.2%inclusion4 decks65 decks
4%synergy
Diabolic Intent
6.2%inclusion4 decks65 decks
-2%synergy
Feed the Swarm
6.2%inclusion4 decks65 decks
-10%synergy
Tempt with Discovery
6.0%inclusion5 decks84 decks
2%synergy
Villainous Wealth
5.6%inclusion3 decks54 decks
-1%synergy
Utility Artifacts
Panoptic Projektor
70%inclusion130 decks187 decks
69%synergy
Cryptic Coat
45%inclusion85 decks187 decks
45%synergy
Forsaken Monument
45%inclusion85 decks187 decks
44%synergy
Crystal Shard
39%inclusion73 decks187 decks
38%synergy
Semblance Anvil
35%inclusion66 decks187 decks
35%synergy
Mystic Forge
28%inclusion53 decks187 decks
25%synergy
Heartstone
27%inclusion51 decks187 decks
27%synergy
Cloudstone Curio
27%inclusion50 decks187 decks
26%synergy
Helm of Awakening
19%inclusion35 decks187 decks
18%synergy
Cybership
16%inclusion30 decks187 decks
16%synergy
Swiftfoot Boots
12%inclusion22 decks187 decks
-15%synergy
Cursed Windbreaker
11%inclusion16 decks143 decks
11%synergy
Lightning Greaves
11%inclusion20 decks187 decks
-14%synergy
Wayfarer's Bauble
9.1%inclusion17 decks187 decks
2%synergy
Ashnod's Altar
8.6%inclusion16 decks187 decks
2%synergy
The Great Henge
8.3%inclusion7 decks84 decks
-1%synergy
Vedalken Orrery
7.0%inclusion13 decks187 decks
6%synergy
Sensei's Divining Top
7.0%inclusion13 decks187 decks
2%synergy
Dissection Tools
6.4%inclusion9 decks140 decks
6%synergy
Erratic Portal
6.4%inclusion12 decks187 decks
6%synergy
Sapphire Medallion
6.4%inclusion12 decks187 decks
3%synergy
Bident of Thassa
6.4%inclusion12 decks187 decks
0%synergy
Aetherflux Reservoir
5.9%inclusion11 decks187 decks
3%synergy
Phyrexian Altar
5.9%inclusion11 decks187 decks
2%synergy
Enchantments
Trail of Mystery
67%inclusion56 decks84 decks
66%synergy
Gift of Doom
65%inclusion42 decks65 decks
64%synergy
They Came from the Pipes
64%inclusion91 decks143 decks
63%synergy
Veiled Ascension
57%inclusion8 decks14 decks
57%synergy
True Identity
50%inclusion7 decks14 decks
50%synergy
Mastery of the Unseen
43%inclusion6 decks14 decks
43%synergy
Training Grounds
42%inclusion78 decks187 decks
39%synergy
Threats Around Every Corner
42%inclusion25 decks60 decks
41%synergy
Wilderness Reclamation
40%inclusion34 decks84 decks
37%synergy
Guardian Project
36%inclusion30 decks84 decks
28%synergy
Equilibrium
32%inclusion60 decks187 decks
32%synergy
Cloudform
27%inclusion51 decks187 decks
27%synergy
Heartless Summoning
25%inclusion16 decks65 decks
24%synergy
Muraganda Petroglyphs
23%inclusion19 decks84 decks
22%synergy
Growing Rites of Itlimoc
23%inclusion19 decks84 decks
17%synergy
Teleportation Circle
21%inclusion3 decks14 decks
18%synergy
Leyline of Anticipation
20%inclusion37 decks187 decks
16%synergy
Experimental Lab // Staff Room
14%inclusion8 decks59 decks
13%synergy
Death in Heaven
12%inclusion8 decks65 decks
12%synergy
Elven Chorus
12%inclusion10 decks84 decks
9%synergy
Growing Dread
12%inclusion7 decks60 decks
11%synergy
Mystic Remora
10%inclusion19 decks187 decks
-6%synergy
Beastmaster Ascension
10%inclusion8 decks84 decks
4%synergy
Propaganda
6.4%inclusion12 decks187 decks
-8%synergy
Cryptolith Rite
6.0%inclusion5 decks84 decks
2%synergy
Imprisoned in the Moon
5.3%inclusion10 decks187 decks
2%synergy
Planeswalkers
Vivien, Champion of the Wilds
32%inclusion27 decks84 decks
31%synergy
Ugin, Eye of the Storms
10%inclusion10 decks96 decks
9%synergy
Ugin, the Spirit Dragon
5.3%inclusion10 decks187 decks
4%synergy
Utility Lands
Zoetic Cavern
83%inclusion155 decks187 decks
83%synergy
Branch of Vitu-Ghazi
69%inclusion129 decks187 decks
69%synergy
Reliquary Tower
51%inclusion95 decks187 decks
21%synergy
Alchemist's Refuge
49%inclusion41 decks84 decks
43%synergy
Tomb of the Spirit Dragon
48%inclusion90 decks187 decks
47%synergy
Bojuka Bog
46%inclusion30 decks65 decks
17%synergy
Shrine of the Forsaken Gods
41%inclusion77 decks187 decks
40%synergy
Riptide Laboratory
41%inclusion77 decks187 decks
39%synergy
Mystic Sanctuary
34%inclusion63 decks187 decks
23%synergy
Novijen, Heart of Progress
20%inclusion17 decks84 decks
19%synergy
Temple of the False God
20%inclusion37 decks187 decks
11%synergy
Castle Vantress
18%inclusion33 decks187 decks
14%synergy
Lonely Sandbar
14%inclusion27 decks187 decks
12%synergy
War Room
14%inclusion27 decks187 decks
9%synergy
Scavenger Grounds
13%inclusion24 decks187 decks
9%synergy
Otawara, Soaring City
12%inclusion23 decks187 decks
-4%synergy
Lumbering Falls
12%inclusion10 decks84 decks
10%synergy
Ruins of Oran-Rief
11%inclusion20 decks187 decks
10%synergy
Rogue's Passage
11%inclusion20 decks187 decks
-10%synergy
Terrain Generator
10%inclusion19 decks187 decks
9%synergy
Halimar Depths
10%inclusion19 decks187 decks
8%synergy
Boseiju, Who Endures
10%inclusion8 decks84 decks
-9%synergy
Restless Vinestalk
8.3%inclusion7 decks84 decks
7%synergy
Academy Ruins
8.0%inclusion15 decks187 decks
3%synergy
Homeward Path
7.0%inclusion13 decks187 decks
6%synergy
Access Tunnel
6.4%inclusion12 decks187 decks
4%synergy
Thespian's Stage
6.4%inclusion12 decks187 decks
4%synergy
Mortuary Mire
6.2%inclusion4 decks65 decks
2%synergy
Takenuma, Abandoned Mire
6.2%inclusion4 decks65 decks
-2%synergy
Phyrexian Tower
6.2%inclusion4 decks65 decks
-3%synergy
Urza's Saga
5.9%inclusion11 decks187 decks
-1%synergy
Mana Artifacts
Sol Ring
87%inclusion163 decks187 decks
4%synergy
Arcane Signet
67%inclusion126 decks187 decks
-5%synergy
Talisman of Curiosity
32%inclusion27 decks84 decks
20%synergy
Thran Dynamo
32%inclusion59 decks187 decks
27%synergy
Thought Vessel
31%inclusion58 decks187 decks
14%synergy
Simic Signet
30%inclusion25 decks84 decks
19%synergy
Talisman of Dominance
28%inclusion18 decks65 decks
-5%synergy
Mind Stone
27%inclusion51 decks187 decks
13%synergy
Talisman of Resilience
22%inclusion12 decks54 decks
10%synergy
Dimir Signet
15%inclusion10 decks65 decks
-9%synergy
Golgari Signet
13%inclusion7 decks54 decks
3%synergy
Midnight Clock
11%inclusion21 decks187 decks
7%synergy
Fellwar Stone
11%inclusion20 decks187 decks
-10%synergy
Sky Diamond
10%inclusion19 decks187 decks
6%synergy
Lands
Ketria Triome
67%inclusion4 decks6 decks
37%synergy
Yavimaya Coast
62%inclusion52 decks84 decks
35%synergy
Opulent Palace
61%inclusion33 decks54 decks
33%synergy
Llanowar Wastes
54%inclusion29 decks54 decks
27%synergy
Hinterland Harbor
54%inclusion45 decks84 decks
20%synergy
Spire Garden
50%inclusion3 decks6 decks
28%synergy
Luxury Suite
50%inclusion3 decks6 decks
26%synergy
Raffine's Tower
50%inclusion4 decks8 decks
26%synergy
Rejuvenating Springs
50%inclusion42 decks84 decks
24%synergy
Overgrown Tomb
50%inclusion27 decks54 decks
9%synergy
Stomping Ground
50%inclusion3 decks6 decks
9%synergy
Breeding Pool
49%inclusion41 decks84 decks
7%synergy
Command Tower
48%inclusion89 decks187 decks
-27%synergy
Watery Grave
46%inclusion30 decks65 decks
5%synergy
Sunken Hollow
43%inclusion28 decks65 decks
10%synergy
Dreamroot Cascade
43%inclusion36 decks84 decks
21%synergy
Simic Growth Chamber
40%inclusion34 decks84 decks
23%synergy
Selesnya Sanctuary
40%inclusion4 decks10 decks
28%synergy
Spara's Headquarters
40%inclusion4 decks10 decks
13%synergy
Canopy Vista
40%inclusion4 decks10 decks
4%synergy
Drowned Catacomb
38%inclusion25 decks65 decks
9%synergy
Isolated Chapel
38%inclusion3 decks8 decks
4%synergy
Godless Shrine
38%inclusion3 decks8 decks
-4%synergy
Flooded Grove
37%inclusion31 decks84 decks
21%synergy
Myriad Landscape
36%inclusion67 decks187 decks
20%synergy
Azorius Chancery
36%inclusion5 decks14 decks
23%synergy
Hallowed Fountain
36%inclusion5 decks14 decks
-4%synergy
Woodland Cemetery
35%inclusion19 decks54 decks
3%synergy
Darkwater Catacombs
34%inclusion22 decks65 decks
19%synergy
Training Center
33%inclusion3 decks9 decks
9%synergy
Steam Vents
33%inclusion3 decks9 decks
-5%synergy
Underground River
32%inclusion21 decks65 decks
10%synergy
Treva's Ruins
30%inclusion3 decks10 decks
29%synergy
Brushland
30%inclusion3 decks10 decks
10%synergy
Seaside Citadel
30%inclusion3 decks10 decks
3%synergy
Zagoth Triome
30%inclusion16 decks54 decks
2%synergy
Shipwreck Marsh
29%inclusion19 decks65 decks
11%synergy
Morphic Pool
29%inclusion19 decks65 decks
5%synergy
Adarkar Wastes
29%inclusion4 decks14 decks
5%synergy
Prairie Stream
29%inclusion4 decks14 decks
-4%synergy
Glacial Fortress
29%inclusion4 decks14 decks
-4%synergy
Waterlogged Grove
26%inclusion22 decks84 decks
20%synergy
Undergrowth Stadium
26%inclusion14 decks54 decks
2%synergy
Dimir Aqueduct
25%inclusion16 decks65 decks
11%synergy
Exotic Orchard
23%inclusion43 decks187 decks
-14%synergy
Tundra
21%inclusion3 decks14 decks
8%synergy
Botanical Sanctum
20%inclusion17 decks84 decks
16%synergy
Barkchannel Pathway
19%inclusion16 decks84 decks
13%synergy
Vineglimmer Snarl
18%inclusion15 decks84 decks
7%synergy
Underground Sea
15%inclusion10 decks65 decks
1%synergy