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
28%inclusion96 decks348 decks
Kadena, Slinking Sorcerer
0.7%inclusion50 decks7.52K decks
Volo, Guide to Monsters
0.1%inclusion11 decks9.95K decks
Chulane, Teller of Tales
0.0%inclusion4 decks9.31K decks
Etrata, Deadly Fugitive
0.1%inclusion2 decks3.30K decks
Missy
0.1%inclusion2 decks2.45K decks
Ezuri, Claw of Progress
0.0%inclusion2 decks7.35K decks
Animar, Soul of Elements
0.0%inclusion2 decks22.6K decks
Vannifar, Evolved Enigma
0.1%inclusion2 decks2.73K decks
Unesh, Criosphinx Sovereign
0.1%inclusion1 decks1.94K decks
The Cyber-Controller
0.1%inclusion1 decks1.66K decks
Satoru, the Infiltrator
0.0%inclusion1 decks2.19K decks
Ovika, Enigma Goliath
0.0%inclusion1 decks10.8K decks
Kruphix, God of Horizons
0.0%inclusion1 decks4.43K decks
Atraxa, Grand Unifier
0.0%inclusion1 decks17K decks
Tazri, Beacon of Unity
0.0%inclusion1 decks2.89K decks
Tazri, Stalwart Survivor
0.0%inclusion1 decks2.20K decks
Omnath, Locus of All
0.0%inclusion1 decks14K decks
Saruman of Many Colors
0.0%inclusion1 decks5.03K decks
Curie, Emergent Intelligence
0.2%inclusion1 decks571 decks
Urza, Lord Protector
0.0%inclusion1 decks4.30K decks
Urza, Chief Artificer
0.0%inclusion1 decks16.6K decks
Jin Sakai, Ghost of Tsushima
0.0%inclusion1 decks13.9K decks
Azlask, the Swelling Scourge
0.0%inclusion1 decks14.5K decks
New Cards
Mana Sculpt
25%inclusion7 decks28 decks
Mathemagics
4.4%inclusion2 decks45 decks
High Synergy Cards
Kaust, Eyes of the Glade
100%inclusion4 decks4 decks
Yarus, Roar of the Old Gods
100%inclusion7 decks7 decks
Ainok Survivalist
90%inclusion70 decks78 decks
Den Protector
88%inclusion69 decks78 decks
Obscuring Aether
87%inclusion68 decks78 decks
Willbender
87%inclusion164 decks189 decks
Vesuvan Shapeshifter
84%inclusion159 decks189 decks
Rattleclaw Mystic
86%inclusion6 decks7 decks
Kheru Spellsnatcher
82%inclusion155 decks189 decks
Zoetic Cavern
81%inclusion154 decks189 decks
Top Cards
Ixidron
81%inclusion153 decks189 decks
Dream Chisel
80%inclusion152 decks189 decks
Pyrotechnic Performer
80%inclusion8 decks10 decks
Boltbender
80%inclusion8 decks10 decks
Scroll of Fate
79%inclusion150 decks189 decks
Nantuko Vigilante
78%inclusion61 decks78 decks
Kadena's Silencer
78%inclusion147 decks189 decks
Ugin's Mastery
77%inclusion146 decks189 decks
Stratus Dancer
77%inclusion145 decks189 decks
Thousand Winds
75%inclusion141 decks189 decks
Game Changers
Seedborn Muse
45%inclusion35 decks78 decks
Cyclonic Rift
15%inclusion29 decks189 decks
Vampiric Tutor
14%inclusion9 decks66 decks
Demonic Tutor
14%inclusion9 decks66 decks
Rhystic Study
10%inclusion19 decks189 decks
Bolas's Citadel
7.6%inclusion5 decks66 decks
Ancient Tomb
6.3%inclusion12 decks189 decks
Gaea's Cradle
5.1%inclusion4 decks78 decks
Worldly Tutor
5.1%inclusion4 decks78 decks
Creatures
Icefeather Aven
72%inclusion56 decks78 decks
Voidmage Apprentice
69%inclusion131 decks189 decks
Brine Elemental
69%inclusion131 decks189 decks
Chromeshell Crab
68%inclusion129 decks189 decks
Mischievous Quanar
68%inclusion128 decks189 decks
Yedora, Grave Gardener
67%inclusion52 decks78 decks
Grim Haruspex
65%inclusion43 decks66 decks
Silumgar Assassin
62%inclusion41 decks66 decks
Aphetto Runecaster
59%inclusion112 decks189 decks
Bane of the Living
58%inclusion38 decks66 decks
Echo Tracer
54%inclusion103 decks189 decks
Aurelia's Vindicator
54%inclusion7 decks13 decks
Deathmist Raptor
54%inclusion42 decks78 decks
Printlifter Ooze
50%inclusion39 decks78 decks
Unblinking Bleb
48%inclusion90 decks189 decks
Weaver of Lies
47%inclusion89 decks189 decks
Exit Specialist
47%inclusion89 decks189 decks
Glitch Interpreter
47%inclusion77 decks164 decks
Kozilek, the Broken Reality
47%inclusion88 decks189 decks
Hidden Dragonslayer
46%inclusion6 decks13 decks
Whisperwood Elemental
45%inclusion35 decks78 decks
Vannifar, Evolved Enigma
45%inclusion35 decks78 decks
Hauntwoods Shrieker
44%inclusion30 decks68 decks
Experiment Twelve
44%inclusion34 decks78 decks
Abhorrent Oculus
43%inclusion69 decks161 decks
Thieving Amalgam
42%inclusion28 decks66 decks
Beast Whisperer
42%inclusion33 decks78 decks
Master of the Veil
42%inclusion79 decks189 decks
Fathom Seer
41%inclusion78 decks189 decks
Skirk Alarmist
40%inclusion4 decks10 decks
Jeering Instigator
40%inclusion4 decks10 decks
Unyielding Gatekeeper
38%inclusion5 decks13 decks
Ruthless Ripper
38%inclusion25 decks66 decks
Mistfire Weaver
37%inclusion69 decks189 decks
Skinthinner
36%inclusion24 decks66 decks
Riptide Survivor
36%inclusion68 decks189 decks
Disruptive Pitmage
36%inclusion68 decks189 decks
Silumgar Spell-Eater
35%inclusion66 decks189 decks
Riptide Entrancer
35%inclusion66 decks189 decks
Glaring Fleshraker
35%inclusion66 decks189 decks
Etrata, Deadly Fugitive
35%inclusion23 decks66 decks
Jasmine Boreal of the Seven
33%inclusion3 decks9 decks
Illithid Harvester
33%inclusion63 decks189 decks
Voidmage Prodigy
33%inclusion62 decks189 decks
Hooded Hydra
32%inclusion25 decks78 decks
Aphetto Alchemist
31%inclusion59 decks189 decks
Zimone, Mystery Unraveler
31%inclusion21 decks68 decks
Frontline Strategist
31%inclusion4 decks13 decks
Salt Road Ambushers
31%inclusion24 decks78 decks
Nylea, Keen-Eyed
31%inclusion24 decks78 decks
Instants
Reality Shift
54%inclusion103 decks189 decks
Backslide
40%inclusion76 decks189 decks
Path to Exile
38%inclusion5 decks13 decks
Become Anonymous
38%inclusion71 decks189 decks
Cyber Conversion
37%inclusion70 decks189 decks
Twist Reality
34%inclusion55 decks162 decks
Counterspell
33%inclusion62 decks189 decks
Unexplained Absence
31%inclusion4 decks13 decks
Swords to Plowshares
31%inclusion4 decks13 decks
Showstopping Surprise
30%inclusion3 decks10 decks
Brainstorm
28%inclusion52 decks189 decks
Beast Within
27%inclusion21 decks78 decks
High Tide
21%inclusion39 decks189 decks
Familiar's Ruse
17%inclusion33 decks189 decks
Assassin's Trophy
16%inclusion9 decks55 decks
Aetherize
16%inclusion30 decks189 decks
Pongify
15%inclusion28 decks189 decks
Putrefy
15%inclusion8 decks55 decks
Rapid Hybridization
14%inclusion26 decks189 decks
An Offer You Can't Refuse
12%inclusion23 decks189 decks
Growth Spiral
12%inclusion9 decks78 decks
Heroic Intervention
12%inclusion9 decks78 decks
Paradoxical Outcome
11%inclusion21 decks189 decks
Evacuation
11%inclusion20 decks189 decks
Sink into Stupor
10%inclusion19 decks189 decks
Arcane Denial
10%inclusion18 decks189 decks
Sultai Charm
9.1%inclusion5 decks55 decks
Golgari Charm
9.1%inclusion5 decks55 decks
Break Down the Door
9.0%inclusion6 decks67 decks
Negate
7.9%inclusion15 decks189 decks
Demonic Consultation
7.6%inclusion5 decks66 decks
Tainted Pact
7.6%inclusion5 decks66 decks
Fell the Profane
7.6%inclusion5 decks66 decks
Swan Song
7.4%inclusion14 decks189 decks
Revitalizing Repast
7.3%inclusion4 decks55 decks
Ixidor's Will
6.9%inclusion13 decks189 decks
Sudden Substitution
6.3%inclusion12 decks189 decks
Saw It Coming
6.3%inclusion12 decks189 decks
Mana Drain
6.3%inclusion12 decks189 decks
Malakir Rebirth
6.1%inclusion4 decks66 decks
Dark Ritual
6.1%inclusion4 decks66 decks
Long-Term Plans
5.3%inclusion10 decks189 decks
Fact or Fiction
5.3%inclusion10 decks189 decks
Sorceries
Ghastly Conscription
44%inclusion29 decks66 decks
Nature's Lore
38%inclusion30 decks78 decks
Farseek
37%inclusion29 decks78 decks
Rampant Growth
33%inclusion26 decks78 decks
Three Visits
32%inclusion25 decks78 decks
Write into Being
31%inclusion58 decks189 decks
Cultivate
27%inclusion21 decks78 decks
Unnerving Grasp
27%inclusion43 decks161 decks
All Is Dust
26%inclusion50 decks189 decks
Hide in Plain Sight
22%inclusion17 decks78 decks
Ponder
19%inclusion35 decks189 decks
Ravenform
16%inclusion30 decks189 decks
Step Through
15%inclusion28 decks189 decks
Kodama's Reach
14%inclusion11 decks78 decks
Bala Ged Recovery
13%inclusion10 decks78 decks
Preordain
12%inclusion23 decks189 decks
Valgavoth's Onslaught
12%inclusion8 decks66 decks
Shamanic Revelation
12%inclusion9 decks78 decks
Overwhelming Stampede
10%inclusion8 decks78 decks
Toxic Deluge
9.1%inclusion6 decks66 decks
Spectral Deluge
9.0%inclusion17 decks189 decks
Fabricate
9.0%inclusion17 decks189 decks
Under the Skin
7.5%inclusion5 decks67 decks
Primal Growth
6.4%inclusion5 decks78 decks
Tempt with Discovery
6.4%inclusion5 decks78 decks
Explore
6.4%inclusion5 decks78 decks
Profane Tutor
6.1%inclusion4 decks66 decks
Diabolic Intent
6.1%inclusion4 decks66 decks
Feed the Swarm
6.1%inclusion4 decks66 decks
Into the North
5.1%inclusion4 decks78 decks
Triumph of the Hordes
5.1%inclusion4 decks78 decks
Utility Artifacts
Panoptic Projektor
69%inclusion130 decks189 decks
Cryptic Coat
48%inclusion91 decks189 decks
Forsaken Monument
46%inclusion86 decks189 decks
Crystal Shard
42%inclusion80 decks189 decks
Semblance Anvil
36%inclusion68 decks189 decks
Mystic Forge
30%inclusion57 decks189 decks
Heartstone
30%inclusion56 decks189 decks
Cloudstone Curio
23%inclusion43 decks189 decks
Cybership
16%inclusion30 decks189 decks
Helm of Awakening
15%inclusion29 decks189 decks
Swiftfoot Boots
12%inclusion23 decks189 decks
Cursed Windbreaker
12%inclusion19 decks164 decks
The Great Henge
10%inclusion8 decks78 decks
Wayfarer's Bauble
10%inclusion18 decks189 decks
Lightning Greaves
10%inclusion18 decks189 decks
Sapphire Medallion
9.0%inclusion17 decks189 decks
Sensei's Divining Top
9.0%inclusion17 decks189 decks
Vedalken Orrery
8.5%inclusion16 decks189 decks
Bident of Thassa
8.5%inclusion16 decks189 decks
Ashnod's Altar
8.5%inclusion16 decks189 decks
Erratic Portal
7.4%inclusion14 decks189 decks
Dissection Tools
6.2%inclusion10 decks161 decks
Aetherflux Reservoir
5.8%inclusion11 decks189 decks
Phyrexian Altar
5.8%inclusion11 decks189 decks
Enchantments
Secret Plans
72%inclusion56 decks78 decks
Gift of Doom
67%inclusion44 decks66 decks
Trail of Mystery
64%inclusion50 decks78 decks
They Came from the Pipes
64%inclusion105 decks164 decks
Veiled Ascension
54%inclusion7 decks13 decks
True Identity
46%inclusion6 decks13 decks
Training Grounds
45%inclusion85 decks189 decks
Threats Around Every Corner
43%inclusion29 decks67 decks
Wilderness Reclamation
41%inclusion32 decks78 decks
Mastery of the Unseen
38%inclusion5 decks13 decks
Equilibrium
30%inclusion57 decks189 decks
Cloudform
30%inclusion56 decks189 decks
Heartless Summoning
27%inclusion18 decks66 decks
Guardian Project
27%inclusion21 decks78 decks
Teleportation Circle
23%inclusion3 decks13 decks
Leyline of Anticipation
21%inclusion40 decks189 decks
Muraganda Petroglyphs
17%inclusion13 decks78 decks
Growing Rites of Itlimoc
17%inclusion13 decks78 decks
Elven Chorus
14%inclusion11 decks78 decks
Experimental Lab // Staff Room
14%inclusion9 decks66 decks
Growing Dread
13%inclusion9 decks67 decks
Death in Heaven
12%inclusion8 decks66 decks
Mystic Remora
10%inclusion18 decks189 decks
Beastmaster Ascension
7.7%inclusion6 decks78 decks
Propaganda
6.3%inclusion12 decks189 decks
Future Sight
5.3%inclusion10 decks189 decks
Cryptolith Rite
5.1%inclusion4 decks78 decks
Sylvan Library
5.1%inclusion4 decks78 decks
Wild Growth
5.1%inclusion4 decks78 decks
Planeswalkers
Vivien, Champion of the Wilds
36%inclusion28 decks78 decks
Ugin, Eye of the Storms
12%inclusion14 decks117 decks
Tezzeret, Cruel Machinist
5.3%inclusion10 decks189 decks
Utility Lands
Branch of Vitu-Ghazi
69%inclusion131 decks189 decks
Reliquary Tower
51%inclusion97 decks189 decks
Tomb of the Spirit Dragon
46%inclusion87 decks189 decks
Bojuka Bog
45%inclusion30 decks66 decks
Riptide Laboratory
45%inclusion85 decks189 decks
Shrine of the Forsaken Gods
44%inclusion84 decks189 decks
Alchemist's Refuge
41%inclusion32 decks78 decks
Mystic Sanctuary
37%inclusion69 decks189 decks
Temple of the False God
21%inclusion39 decks189 decks
Castle Vantress
18%inclusion34 decks189 decks
War Room
16%inclusion31 decks189 decks
Novijen, Heart of Progress
15%inclusion12 decks78 decks
Lonely Sandbar
14%inclusion27 decks189 decks
Otawara, Soaring City
13%inclusion25 decks189 decks
Scavenger Grounds
13%inclusion24 decks189 decks
Halimar Depths
12%inclusion23 decks189 decks
Terrain Generator
12%inclusion22 decks189 decks
Academy Ruins
11%inclusion21 decks189 decks
Rogue's Passage
11%inclusion21 decks189 decks
Ruins of Oran-Rief
9.0%inclusion17 decks189 decks
Boseiju, Who Endures
9.0%inclusion7 decks78 decks
Lumbering Falls
7.7%inclusion6 decks78 decks
Access Tunnel
6.9%inclusion13 decks189 decks
Takenuma, Abandoned Mire
6.1%inclusion4 decks66 decks
Phyrexian Tower
6.1%inclusion4 decks66 decks
Thespian's Stage
5.8%inclusion11 decks189 decks
Urza's Saga
5.8%inclusion11 decks189 decks
Coral Atoll
5.3%inclusion10 decks189 decks
Buried Ruin
5.3%inclusion10 decks189 decks
Nykthos, Shrine to Nyx
5.3%inclusion10 decks189 decks
Restless Vinestalk
5.1%inclusion4 decks78 decks
Mana Artifacts
Sol Ring
85%inclusion161 decks189 decks
Arcane Signet
65%inclusion123 decks189 decks
Thran Dynamo
33%inclusion62 decks189 decks
Talisman of Dominance
30%inclusion20 decks66 decks
Mind Stone
30%inclusion57 decks189 decks
Thought Vessel
30%inclusion57 decks189 decks
Talisman of Curiosity
28%inclusion22 decks78 decks
Simic Signet
27%inclusion21 decks78 decks
Talisman of Resilience
25%inclusion14 decks55 decks
Dimir Signet
18%inclusion12 decks66 decks
Golgari Signet
15%inclusion8 decks55 decks
Sky Diamond
11%inclusion20 decks189 decks
Midnight Clock
11%inclusion20 decks189 decks
Fellwar Stone
11%inclusion20 decks189 decks
Lands
Opulent Palace
58%inclusion32 decks55 decks
Ketria Triome
57%inclusion4 decks7 decks
Yavimaya Coast
55%inclusion43 decks78 decks
Llanowar Wastes
53%inclusion29 decks55 decks
Luxury Suite
50%inclusion3 decks6 decks
Raffine's Tower
50%inclusion4 decks8 decks
Hinterland Harbor
47%inclusion37 decks78 decks
Breeding Pool
47%inclusion37 decks78 decks
Overgrown Tomb
47%inclusion26 decks55 decks
Watery Grave
45%inclusion30 decks66 decks
Selesnya Sanctuary
44%inclusion4 decks9 decks
Spara's Headquarters
44%inclusion4 decks9 decks
Canopy Vista
44%inclusion4 decks9 decks
Sunken Hollow
44%inclusion29 decks66 decks
Spire Garden
43%inclusion3 decks7 decks
Stomping Ground
43%inclusion3 decks7 decks
Command Tower
42%inclusion80 decks189 decks
Rejuvenating Springs
41%inclusion32 decks78 decks
Hallowed Fountain
38%inclusion5 decks13 decks
Isolated Chapel
38%inclusion3 decks8 decks
Godless Shrine
38%inclusion3 decks8 decks
Myriad Landscape
37%inclusion69 decks189 decks
Drowned Catacomb
36%inclusion24 decks66 decks
Simic Growth Chamber
36%inclusion28 decks78 decks
Woodland Cemetery
35%inclusion19 decks55 decks
Treva's Ruins
33%inclusion3 decks9 decks
Dreamroot Cascade
33%inclusion26 decks78 decks
Seaside Citadel
33%inclusion3 decks9 decks
Darkwater Catacombs
32%inclusion21 decks66 decks
Underground River
32%inclusion21 decks66 decks
Azorius Chancery
31%inclusion4 decks13 decks
Adarkar Wastes
31%inclusion4 decks13 decks
Prairie Stream
31%inclusion4 decks13 decks
Glacial Fortress
31%inclusion4 decks13 decks
Training Center
30%inclusion3 decks10 decks
Sulfur Falls
30%inclusion3 decks10 decks
Steam Vents
30%inclusion3 decks10 decks
Flooded Grove
29%inclusion23 decks78 decks
Shipwreck Marsh
29%inclusion19 decks66 decks
Morphic Pool
27%inclusion18 decks66 decks
Undergrowth Stadium
25%inclusion14 decks55 decks
Zagoth Triome
25%inclusion14 decks55 decks
Tundra
23%inclusion3 decks13 decks
Dimir Aqueduct
23%inclusion15 decks66 decks
Exotic Orchard
22%inclusion41 decks189 decks
Waterlogged Grove
18%inclusion14 decks78 decks
Botanical Sanctum
15%inclusion12 decks78 decks
Underground Sea
15%inclusion10 decks66 decks
Jungle Hollow
15%inclusion8 decks55 decks
Bayou
15%inclusion8 decks55 decks