Marina Vendrell
Ghostly Dancers
Intruder Alarm

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
The Room has one half locked, and the other half unlocked. Creatures you control can tap to produce enough mana to unlock the locked Room. Marina does not have summoning sickness.

   Steps

How does this combo work?
1
Activate any number of creatures you control by tapping them, adding at least enough mana to unlock a locked Room you control.
2
Unlock any Room you control by paying its mana cost.
3
Ghostly Dancers' second ability triggers, creating a 3/1 Spirit creature token.
4
When the Spirit enters the battlefield, Intruder Alarm triggers, untap all creatures.
5
Activate Marina by tapping it, locking the Room that was unlocked in step 1.
6
Repeat.

   Results

What do I get from this combo?
Infinite ETB
Infinite creature tokens
Infinite mana creatures you control can produce
Infinite unlocking of Rooms you control
Infinite untap of creatures
Marina Vendrell
6.1%inclusion716 decks11.7K decks
Terra, Magical Adept
0.0%inclusion1 decks13.1K decks
New Cards
Prismatic Undercurrents
6.7%inclusion3 decks45 decks
5%synergy
Raiding Schemes
2.2%inclusion1 decks45 decks
2%synergy
Tam, Mindful First-Year
2.0%inclusion1 decks49 decks
-1%synergy
Mirrormind Crown
1.9%inclusion1 decks52 decks
2%synergy
Hexing Squelcher
1.9%inclusion1 decks52 decks
-1%synergy
High Synergy Cards
Central Elevator // Promising Stairs
98%inclusion700 decks717 decks
95%synergy
Roaring Furnace // Steaming Sauna
91%inclusion653 decks717 decks
89%synergy
Inquisitive Glimmer
91%inclusion656 decks717 decks
88%synergy
Mirror Room // Fractured Realm
90%inclusion646 decks717 decks
88%synergy
Restricted Office // Lecture Hall
89%inclusion639 decks717 decks
87%synergy
Greenhouse // Rickety Gazebo
88%inclusion632 decks717 decks
85%synergy
Entity Tracker
89%inclusion635 decks717 decks
85%synergy
Unholy Annex // Ritual Chamber
87%inclusion622 decks717 decks
85%synergy
Smoky Lounge // Misty Salon
80%inclusion572 decks717 decks
78%synergy
Secret Arcade // Dusty Parlor
79%inclusion570 decks717 decks
78%synergy
Top Cards
Sanctum Weaver
83%inclusion596 decks717 decks
73%synergy
Sythis, Harvest's Hand
79%inclusion567 decks717 decks
69%synergy
Bottomless Pool // Locker Room
78%inclusion560 decks717 decks
76%synergy
Charred Foyer // Warped Space
74%inclusion528 decks717 decks
72%synergy
Gremlin Tamer
74%inclusion527 decks717 decks
72%synergy
Funeral Room // Awakening Hall
72%inclusion516 decks717 decks
70%synergy
Meat Locker // Drowned Diner
69%inclusion498 decks717 decks
68%synergy
Dazzling Theater // Prop Room
69%inclusion497 decks717 decks
67%synergy
Victor, Valgavoth's Seneschal
68%inclusion486 decks717 decks
66%synergy
Moldering Gym // Weight Room
68%inclusion486 decks717 decks
66%synergy
Game Changers
Enlightened Tutor
18%inclusion126 decks717 decks
4%synergy
Smothering Tithe
17%inclusion125 decks717 decks
-1%synergy
Rhystic Study
13%inclusion95 decks717 decks
-8%synergy
Teferi's Protection
12%inclusion87 decks717 decks
-3%synergy
Cyclonic Rift
10%inclusion75 decks717 decks
-6%synergy
Demonic Tutor
9.5%inclusion68 decks717 decks
-9%synergy
Fierce Guardianship
7.5%inclusion54 decks717 decks
-5%synergy
Serra's Sanctum
7.0%inclusion50 decks717 decks
5%synergy
Vampiric Tutor
6.8%inclusion49 decks717 decks
-7%synergy
Creatures
Fear of Sleep Paralysis
64%inclusion461 decks717 decks
63%synergy
Jukai Naturalist
62%inclusion441 decks717 decks
54%synergy
Balemurk Leech
57%inclusion409 decks717 decks
56%synergy
Eidolon of Blossoms
57%inclusion408 decks717 decks
50%synergy
Mesa Enchantress
53%inclusion381 decks717 decks
49%synergy
Setessan Champion
50%inclusion355 decks717 decks
43%synergy
Faeburrow Elder
47%inclusion334 decks717 decks
27%synergy
Dryad of the Ilysian Grove
46%inclusion328 decks717 decks
33%synergy
Enduring Vitality
44%inclusion312 decks717 decks
38%synergy
Doomwake Giant
38%inclusion276 decks717 decks
36%synergy
Overlord of the Hauntwoods
38%inclusion272 decks717 decks
36%synergy
Kiora's Follower
38%inclusion269 decks717 decks
36%synergy
Ondu Spiritdancer
36%inclusion256 decks717 decks
34%synergy
Zur, Eternal Schemer
36%inclusion255 decks717 decks
32%synergy
Bello, Bard of the Brambles
34%inclusion243 decks717 decks
32%synergy
Destiny Spinner
32%inclusion231 decks717 decks
28%synergy
Kelpie Guide
31%inclusion225 decks717 decks
31%synergy
Ghostly Keybearer
31%inclusion221 decks717 decks
30%synergy
The Master of Keys
29%inclusion206 decks717 decks
27%synergy
Aminatou, Veil Piercer
27%inclusion197 decks717 decks
26%synergy
Archon of Sun's Grace
27%inclusion195 decks717 decks
24%synergy
Composer of Spring
27%inclusion191 decks717 decks
25%synergy
Herald of the Pantheon
25%inclusion181 decks717 decks
21%synergy
Scrabbling Skullcrab
24%inclusion174 decks717 decks
24%synergy
Wildsear, Scouring Maw
23%inclusion168 decks717 decks
21%synergy
Skullsnap Nuisance
23%inclusion164 decks717 decks
22%synergy
Grim Guardian
23%inclusion164 decks717 decks
22%synergy
Vizier of Tumbling Sands
23%inclusion163 decks717 decks
22%synergy
Bloom Tender
22%inclusion160 decks717 decks
5%synergy
Unwilling Vessel
20%inclusion146 decks717 decks
20%synergy
Enduring Courage
19%inclusion134 decks717 decks
18%synergy
Starfield Mystic
18%inclusion131 decks717 decks
15%synergy
Marvin, Murderous Mimic
18%inclusion130 decks717 decks
16%synergy
Twitching Doll
18%inclusion128 decks717 decks
17%synergy
Optimistic Scavenger
18%inclusion127 decks717 decks
17%synergy
Yenna, Redtooth Regent
17%inclusion122 decks717 decks
14%synergy
Birds of Paradise
16%inclusion115 decks717 decks
-9%synergy
Demon of Fate's Design
16%inclusion114 decks717 decks
15%synergy
Moon-Blessed Cleric
16%inclusion112 decks717 decks
14%synergy
Satyr Enchanter
15%inclusion108 decks717 decks
12%synergy
Ioreth of the Healing House
15%inclusion104 decks717 decks
13%synergy
Enduring Curiosity
14%inclusion101 decks717 decks
13%synergy
Soaring Lightbringer
13%inclusion93 decks717 decks
12%synergy
Weaver of Harmony
13%inclusion92 decks717 decks
7%synergy
Fear of Infinity
13%inclusion90 decks717 decks
12%synergy
Thassa, Deep-Dwelling
13%inclusion90 decks717 decks
11%synergy
Overlord of the Floodpits
12%inclusion84 decks717 decks
11%synergy
Silent Hallcreeper
11%inclusion79 decks717 decks
11%synergy
Fear of Impostors
10%inclusion71 decks717 decks
9%synergy
Heliod, the Radiant Dawn
10%inclusion69 decks717 decks
8%synergy
Instants
Swords to Plowshares
41%inclusion297 decks717 decks
2%synergy
Path to Exile
30%inclusion215 decks717 decks
2%synergy
Counterspell
25%inclusion178 decks717 decks
2%synergy
Heroic Intervention
14%inclusion97 decks717 decks
-9%synergy
Get Out
13%inclusion93 decks717 decks
12%synergy
Beast Within
11%inclusion77 decks717 decks
-2%synergy
Ephemerate
10%inclusion74 decks717 decks
7%synergy
Arcane Denial
10%inclusion74 decks717 decks
4%synergy
Generous Gift
10%inclusion70 decks717 decks
3%synergy
Unwanted Remake
7.8%inclusion56 decks717 decks
7%synergy
Assassin's Trophy
7.7%inclusion55 decks717 decks
-5%synergy
An Offer You Can't Refuse
7.4%inclusion53 decks717 decks
-3%synergy
Dawn's Truce
6.7%inclusion48 decks717 decks
4%synergy
Negate
6.7%inclusion48 decks717 decks
-2%synergy
Withering Torment
5.0%inclusion36 decks717 decks
5%synergy
Sorceries
Idyllic Tutor
33%inclusion239 decks717 decks
29%synergy
Farseek
32%inclusion232 decks717 decks
-11%synergy
Redress Fate
26%inclusion189 decks717 decks
25%synergy
Cultivate
25%inclusion181 decks717 decks
-9%synergy
Nature's Lore
15%inclusion110 decks717 decks
-11%synergy
Extinguish All Hope
13%inclusion95 decks717 decks
11%synergy
Rampant Growth
13%inclusion93 decks717 decks
-7%synergy
Kodama's Reach
12%inclusion86 decks717 decks
-10%synergy
Three Visits
11%inclusion80 decks717 decks
-12%synergy
Replenish
10%inclusion69 decks717 decks
8%synergy
Farewell
9.5%inclusion68 decks717 decks
2%synergy
Blasphemous Act
8.8%inclusion63 decks717 decks
-2%synergy
Brilliant Restoration
8.4%inclusion60 decks717 decks
7%synergy
Split Up
6.7%inclusion48 decks717 decks
6%synergy
Resurgent Belief
6.4%inclusion46 decks717 decks
3%synergy
Dance of the Manse
5.4%inclusion39 decks717 decks
2%synergy
Utility Artifacts
Illusionist's Bracers
28%inclusion204 decks717 decks
28%synergy
Keys to the House
27%inclusion192 decks717 decks
26%synergy
Thousand-Year Elixir
20%inclusion140 decks717 decks
19%synergy
Lightning Greaves
17%inclusion124 decks717 decks
0%synergy
Swiftfoot Boots
12%inclusion86 decks717 decks
-1%synergy
Marina Vendrell's Grimoire
8.2%inclusion59 decks717 decks
8%synergy
Cloud Key
7.0%inclusion50 decks717 decks
5%synergy
Staff of Domination
6.0%inclusion43 decks717 decks
5%synergy
Enchantments
Cramped Vents // Access Maze
66%inclusion473 decks717 decks
64%synergy
Dollmaker's Shop // Porcelain Gallery
60%inclusion428 decks717 decks
58%synergy
Glassworks // Shattered Yard
57%inclusion408 decks717 decks
55%synergy
Walk-In Closet // Forgotten Cellar
57%inclusion407 decks717 decks
55%synergy
Derelict Attic // Widow's Walk
56%inclusion404 decks717 decks
55%synergy
Surgical Suite // Hospital Room
55%inclusion392 decks717 decks
53%synergy
Grand Entryway // Elegant Rotunda
53%inclusion377 decks717 decks
51%synergy
Enchantress's Presence
52%inclusion374 decks717 decks
45%synergy
Defiled Crypt // Cadaver Lab
50%inclusion362 decks717 decks
49%synergy
Sphere of Safety
50%inclusion355 decks717 decks
43%synergy
Spiked Corridor // Torture Pit
47%inclusion339 decks717 decks
46%synergy
Freed from the Real
38%inclusion275 decks717 decks
37%synergy
Propaganda
38%inclusion275 decks717 decks
31%synergy
Underwater Tunnel // Slimy Aquarium
36%inclusion256 decks717 decks
35%synergy
Sterling Grove
34%inclusion246 decks717 decks
26%synergy
Ghostly Prison
32%inclusion233 decks717 decks
26%synergy
Fertile Ground
32%inclusion227 decks717 decks
27%synergy
Ticket Booth // Tunnel of Hate
31%inclusion220 decks717 decks
30%synergy
Painter's Studio // Defaced Gallery
30%inclusion213 decks717 decks
29%synergy
Starfield of Nyx
25%inclusion179 decks717 decks
21%synergy
Pemmin's Aura
25%inclusion177 decks717 decks
24%synergy
Wild Growth
22%inclusion161 decks717 decks
19%synergy
Polluted Cistern // Dim Oubliette
22%inclusion157 decks717 decks
21%synergy
Sigil of the Empty Throne
21%inclusion154 decks717 decks
18%synergy
Hallowed Haunting
19%inclusion133 decks717 decks
17%synergy
Darksteel Mutation
19%inclusion133 decks717 decks
17%synergy
Trace of Abundance
18%inclusion131 decks717 decks
17%synergy
Leyline of the Guildpact
18%inclusion126 decks717 decks
3%synergy
Experimental Lab // Staff Room
12%inclusion88 decks717 decks
12%synergy
Out of Time
12%inclusion85 decks717 decks
12%synergy
Unable to Scream
12%inclusion85 decks717 decks
11%synergy
Utopia Sprawl
12%inclusion83 decks717 decks
8%synergy
Kenrith's Transformation
11%inclusion82 decks717 decks
10%synergy
Mirari's Wake
10%inclusion75 decks717 decks
2%synergy
Ethereal Armor
10%inclusion74 decks717 decks
10%synergy
Teleportation Circle
10%inclusion72 decks717 decks
8%synergy
Enchanted Evening
10%inclusion70 decks717 decks
9%synergy
Trapped in the Screen
9.1%inclusion65 decks717 decks
9%synergy
Sheltered by Ghosts
8.4%inclusion60 decks717 decks
8%synergy
Impact Tremors
8.4%inclusion60 decks717 decks
6%synergy
Estrid's Invocation
8.2%inclusion59 decks717 decks
6%synergy
Oubliette
8.1%inclusion58 decks717 decks
8%synergy
Song of the Dryads
7.9%inclusion57 decks717 decks
7%synergy
Strength of the Harvest
7.9%inclusion57 decks717 decks
7%synergy
Spelunking
7.5%inclusion54 decks717 decks
3%synergy
Grasp of Fate
7.0%inclusion50 decks717 decks
6%synergy
Privileged Position
6.8%inclusion49 decks717 decks
5%synergy
Mirrormade
6.7%inclusion48 decks717 decks
5%synergy
Imprisoned in the Moon
6.6%inclusion47 decks717 decks
4%synergy
Extravagant Replication
6.0%inclusion43 decks717 decks
5%synergy
Planeswalkers
Calix, Destiny's Hand
8.4%inclusion60 decks717 decks
6%synergy
Utility Lands
Hall of Heliod's Generosity
50%inclusion360 decks717 decks
43%synergy
Reliquary Tower
41%inclusion297 decks717 decks
15%synergy
Cascading Cataracts
13%inclusion96 decks717 decks
-3%synergy
Minamo, School at Water's Edge
8.9%inclusion64 decks717 decks
7%synergy
Yavimaya, Cradle of Growth
7.9%inclusion57 decks717 decks
-2%synergy
Boseiju, Who Endures
5.2%inclusion37 decks717 decks
-6%synergy
Mana Artifacts
Arcane Signet
68%inclusion491 decks717 decks
-7%synergy
Sol Ring
68%inclusion487 decks717 decks
-11%synergy
Chromatic Lantern
48%inclusion346 decks717 decks
-2%synergy
Fellwar Stone
20%inclusion146 decks717 decks
-11%synergy
Patriar's Seal
17%inclusion122 decks717 decks
16%synergy
Haunted Screen
15%inclusion111 decks717 decks
14%synergy
Commander's Sphere
13%inclusion96 decks717 decks
-3%synergy
Decanter of Endless Water
12%inclusion85 decks717 decks
7%synergy
Thought Vessel
11%inclusion77 decks717 decks
3%synergy
Timeless Lotus
5.3%inclusion38 decks717 decks
-5%synergy
Lands
Command Tower
94%inclusion674 decks717 decks
6%synergy
Exotic Orchard
75%inclusion538 decks717 decks
13%synergy
Valgavoth's Lair
63%inclusion451 decks717 decks
60%synergy
Path of Ancestry
33%inclusion234 decks717 decks
-10%synergy
The World Tree
31%inclusion220 decks717 decks
2%synergy
Terramorphic Expanse
30%inclusion217 decks717 decks
16%synergy
Breeding Pool
30%inclusion212 decks717 decks
-1%synergy
Temple Garden
28%inclusion203 decks717 decks
-1%synergy
Hallowed Fountain
28%inclusion202 decks717 decks
2%synergy
Evolving Wilds
27%inclusion193 decks717 decks
7%synergy
Spara's Headquarters
27%inclusion193 decks717 decks
6%synergy
Godless Shrine
27%inclusion191 decks717 decks
2%synergy
Flooded Strand
26%inclusion189 decks717 decks
1%synergy
Windswept Heath
26%inclusion189 decks717 decks
-1%synergy
Overgrown Tomb
26%inclusion189 decks717 decks
-2%synergy
Watery Grave
26%inclusion183 decks717 decks
1%synergy
Canopy Vista
25%inclusion179 decks717 decks
15%synergy
Indatha Triome
24%inclusion172 decks717 decks
2%synergy
Stomping Ground
23%inclusion166 decks717 decks
-6%synergy
Polluted Delta
23%inclusion163 decks717 decks
-1%synergy
Wooded Foothills
23%inclusion162 decks717 decks
-4%synergy
Misty Rainforest
22%inclusion159 decks717 decks
-5%synergy
Arcane Sanctum
22%inclusion158 decks717 decks
11%synergy
Sacred Foundry
22%inclusion156 decks717 decks
-2%synergy
Jetmir's Garden
22%inclusion155 decks717 decks
2%synergy
Ketria Triome
21%inclusion154 decks717 decks
-3%synergy
Sunken Hollow
21%inclusion151 decks717 decks
13%synergy
Steam Vents
21%inclusion151 decks717 decks
-3%synergy
Adarkar Wastes
21%inclusion149 decks717 decks
13%synergy
Verdant Catacombs
21%inclusion148 decks717 decks
-5%synergy
Zagoth Triome
21%inclusion147 decks717 decks
-1%synergy
Bloodstained Mire
20%inclusion146 decks717 decks
-2%synergy
Cinder Glade
20%inclusion145 decks717 decks
10%synergy
Raffine's Tower
20%inclusion143 decks717 decks
7%synergy
Marsh Flats
20%inclusion140 decks717 decks
-4%synergy
Raugrin Triome
19%inclusion138 decks717 decks
2%synergy
Smoldering Marsh
19%inclusion135 decks717 decks
11%synergy
Seaside Citadel
19%inclusion135 decks717 decks
3%synergy
Opulent Palace
19%inclusion134 decks717 decks
2%synergy
Yavimaya Coast
18%inclusion132 decks717 decks
8%synergy
Caves of Koilos
18%inclusion131 decks717 decks
10%synergy
Arid Mesa
18%inclusion129 decks717 decks
-5%synergy
Scalding Tarn
18%inclusion127 decks717 decks
-5%synergy
Sandsteppe Citadel
18%inclusion126 decks717 decks
2%synergy
Floodfarm Verge
17%inclusion125 decks717 decks
16%synergy
Llanowar Wastes
17%inclusion124 decks717 decks
8%synergy
Ziatora's Proving Ground
17%inclusion124 decks717 decks
-1%synergy
Frontier Bivouac
17%inclusion123 decks717 decks
0%synergy
Glacial Fortress
17%inclusion122 decks717 decks
14%synergy
Mystic Monastery
17%inclusion122 decks717 decks
3%synergy