Marina Vendrell
Unholy Annex // Ritual Chamber
Intruder Alarm
Forensic Researcher

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
Ritual Chamber is locked. Marina and Forensic Researcher do not have summoning sickness.

   Steps

How does this combo work?
1
Activate Marina by tapping it, unlocking Ritual Chamber.
2
Ritual Chamber triggers, creating a 6/6 Demon creature token with flying.
3
When the Demon enters the battlefield, Intruder Alarm triggers, untapping all creatures.
4
Activate Marina by tapping it, locking Ritual Chamber.
5
Activate Forensic Researcher by tapping it, untapping Marina.
6
Repeat.

   Results

What do I get from this combo?
Infinite ETB
Infinite creature tokens
Infinite untap of creatures
Infinite mana creatures you control can produce
Infinite untap of creatures you control
Marina Vendrell
0.1%inclusion17 decks12.7K decks
High Synergy Cards
Ghostly Dancers
94%inclusion16 decks17 decks
92%synergy
Central Elevator // Promising Stairs
94%inclusion16 decks17 decks
92%synergy
Roaring Furnace // Steaming Sauna
94%inclusion16 decks17 decks
92%synergy
Greenhouse // Rickety Gazebo
88%inclusion15 decks17 decks
86%synergy
Balemurk Leech
82%inclusion14 decks17 decks
81%synergy
Restricted Office // Lecture Hall
82%inclusion14 decks17 decks
80%synergy
Smoky Lounge // Misty Salon
76%inclusion13 decks17 decks
75%synergy
Kelpie Guide
71%inclusion12 decks17 decks
70%synergy
Gremlin Tamer
71%inclusion12 decks17 decks
69%synergy
Kiora's Follower
71%inclusion12 decks17 decks
69%synergy
Top Cards
Mirror Room // Fractured Realm
71%inclusion12 decks17 decks
68%synergy
Entity Tracker
71%inclusion12 decks17 decks
67%synergy
Inquisitive Glimmer
71%inclusion12 decks17 decks
67%synergy
Sanctum Weaver
71%inclusion12 decks17 decks
61%synergy
Surgical Suite // Hospital Room
65%inclusion11 decks17 decks
63%synergy
Funeral Room // Awakening Hall
65%inclusion11 decks17 decks
63%synergy
Charred Foyer // Warped Space
65%inclusion11 decks17 decks
63%synergy
Dollmaker's Shop // Porcelain Gallery
59%inclusion10 decks17 decks
57%synergy
Victor, Valgavoth's Seneschal
59%inclusion10 decks17 decks
57%synergy
Meat Locker // Drowned Diner
59%inclusion10 decks17 decks
57%synergy
Game Changers
Enlightened Tutor
41%inclusion7 decks17 decks
28%synergy
Vampiric Tutor
24%inclusion4 decks17 decks
10%synergy
Demonic Tutor
18%inclusion3 decks17 decks
0%synergy
Creatures
Sythis, Harvest's Hand
53%inclusion9 decks17 decks
43%synergy
Vizier of Tumbling Sands
47%inclusion8 decks17 decks
47%synergy
Fear of Sleep Paralysis
47%inclusion8 decks17 decks
45%synergy
Faeburrow Elder
47%inclusion8 decks17 decks
27%synergy
Ioreth of the Healing House
41%inclusion7 decks17 decks
40%synergy
Eidolon of Blossoms
41%inclusion7 decks17 decks
34%synergy
Scrabbling Skullcrab
35%inclusion6 decks17 decks
35%synergy
Mesa Enchantress
35%inclusion6 decks17 decks
32%synergy
Enduring Vitality
35%inclusion6 decks17 decks
30%synergy
Dryad of the Ilysian Grove
35%inclusion6 decks17 decks
23%synergy
Seeker of Skybreak
29%inclusion5 decks17 decks
29%synergy
Zur, Eternal Schemer
29%inclusion5 decks17 decks
26%synergy
Jukai Naturalist
29%inclusion5 decks17 decks
22%synergy
Creeping Peeper
24%inclusion4 decks17 decks
23%synergy
Optimistic Scavenger
24%inclusion4 decks17 decks
23%synergy
Grim Guardian
24%inclusion4 decks17 decks
23%synergy
Moon-Blessed Cleric
24%inclusion4 decks17 decks
22%synergy
Bello, Bard of the Brambles
24%inclusion4 decks17 decks
22%synergy
Ondu Spiritdancer
24%inclusion4 decks17 decks
22%synergy
Setessan Champion
24%inclusion4 decks17 decks
17%synergy
Bloom Tender
24%inclusion4 decks17 decks
6%synergy
Birds of Paradise
24%inclusion4 decks17 decks
-1%synergy
Clever Conjurer
18%inclusion3 decks17 decks
18%synergy
Aphetto Alchemist
18%inclusion3 decks17 decks
17%synergy
Unwilling Vessel
18%inclusion3 decks17 decks
17%synergy
Composer of Spring
18%inclusion3 decks17 decks
16%synergy
Twitching Doll
18%inclusion3 decks17 decks
16%synergy
Overlord of the Hauntwoods
18%inclusion3 decks17 decks
15%synergy
Archon of Sun's Grace
18%inclusion3 decks17 decks
15%synergy
Doomwake Giant
18%inclusion3 decks17 decks
15%synergy
Starfield Mystic
18%inclusion3 decks17 decks
15%synergy
Yenna, Redtooth Regent
18%inclusion3 decks17 decks
15%synergy
Destiny Spinner
18%inclusion3 decks17 decks
13%synergy
Noble Hierarch
18%inclusion3 decks17 decks
8%synergy
Instants
Swords to Plowshares
47%inclusion8 decks17 decks
9%synergy
Path to Exile
35%inclusion6 decks17 decks
6%synergy
Counterspell
24%inclusion4 decks17 decks
1%synergy
Ephemerate
18%inclusion3 decks17 decks
15%synergy
Generous Gift
18%inclusion3 decks17 decks
11%synergy
Arcane Denial
18%inclusion3 decks17 decks
11%synergy
Assassin's Trophy
18%inclusion3 decks17 decks
4%synergy
Sorceries
Farseek
35%inclusion6 decks17 decks
-8%synergy
Blasphemous Act
29%inclusion5 decks17 decks
17%synergy
Cultivate
24%inclusion4 decks17 decks
-11%synergy
Redress Fate
18%inclusion3 decks17 decks
16%synergy
Extinguish All Hope
18%inclusion3 decks17 decks
15%synergy
Idyllic Tutor
18%inclusion3 decks17 decks
13%synergy
Rampant Growth
18%inclusion3 decks17 decks
-2%synergy
Utility Artifacts
Thousand-Year Elixir
29%inclusion5 decks17 decks
29%synergy
Keys to the House
24%inclusion4 decks17 decks
23%synergy
Lightning Greaves
24%inclusion4 decks17 decks
7%synergy
Illusionist's Bracers
18%inclusion3 decks17 decks
17%synergy
Enchantments
Secret Arcade // Dusty Parlor
59%inclusion10 decks17 decks
57%synergy
Bottomless Pool // Locker Room
59%inclusion10 decks17 decks
57%synergy
Dazzling Theater // Prop Room
59%inclusion10 decks17 decks
57%synergy
Spiked Corridor // Torture Pit
53%inclusion9 decks17 decks
52%synergy
Underwater Tunnel // Slimy Aquarium
53%inclusion9 decks17 decks
52%synergy
Painter's Studio // Defaced Gallery
53%inclusion9 decks17 decks
52%synergy
Grand Entryway // Elegant Rotunda
53%inclusion9 decks17 decks
52%synergy
Defiled Crypt // Cadaver Lab
53%inclusion9 decks17 decks
52%synergy
Cramped Vents // Access Maze
53%inclusion9 decks17 decks
52%synergy
Derelict Attic // Widow's Walk
53%inclusion9 decks17 decks
52%synergy
Moldering Gym // Weight Room
53%inclusion9 decks17 decks
51%synergy
Glassworks // Shattered Yard
47%inclusion8 decks17 decks
46%synergy
Walk-In Closet // Forgotten Cellar
47%inclusion8 decks17 decks
45%synergy
Starfield of Nyx
41%inclusion7 decks17 decks
38%synergy
Sphere of Safety
41%inclusion7 decks17 decks
35%synergy
Ticket Booth // Tunnel of Hate
35%inclusion6 decks17 decks
34%synergy
Freed from the Real
35%inclusion6 decks17 decks
34%synergy
Fertile Ground
35%inclusion6 decks17 decks
31%synergy
Pemmin's Aura
29%inclusion5 decks17 decks
29%synergy
Sigil of the Empty Throne
29%inclusion5 decks17 decks
26%synergy
Enchantress's Presence
29%inclusion5 decks17 decks
22%synergy
Propaganda
29%inclusion5 decks17 decks
22%synergy
Polluted Cistern // Dim Oubliette
24%inclusion4 decks17 decks
23%synergy
Spelunking
24%inclusion4 decks17 decks
19%synergy
Ghostly Prison
24%inclusion4 decks17 decks
18%synergy
Sterling Grove
24%inclusion4 decks17 decks
16%synergy
Leyline of the Guildpact
24%inclusion4 decks17 decks
9%synergy
Opalescence
18%inclusion3 decks17 decks
17%synergy
Experimental Lab // Staff Room
18%inclusion3 decks17 decks
17%synergy
Impact Tremors
18%inclusion3 decks17 decks
16%synergy
Utility Lands
Hall of Heliod's Generosity
47%inclusion8 decks17 decks
40%synergy
Reliquary Tower
41%inclusion7 decks17 decks
15%synergy
Mana Artifacts
Arcane Signet
71%inclusion12 decks17 decks
-5%synergy
Sol Ring
71%inclusion12 decks17 decks
-9%synergy
Chromatic Lantern
41%inclusion7 decks17 decks
-9%synergy
Fellwar Stone
29%inclusion5 decks17 decks
-2%synergy
Thought Vessel
24%inclusion4 decks17 decks
16%synergy
Commander's Sphere
18%inclusion3 decks17 decks
2%synergy
Lands
Command Tower
94%inclusion16 decks17 decks
6%synergy
Exotic Orchard
82%inclusion14 decks17 decks
19%synergy
Valgavoth's Lair
65%inclusion11 decks17 decks
62%synergy
Path of Ancestry
59%inclusion10 decks17 decks
15%synergy
Breeding Pool
47%inclusion8 decks17 decks
16%synergy
Flooded Strand
41%inclusion7 decks17 decks
16%synergy
Hallowed Fountain
41%inclusion7 decks17 decks
15%synergy
Temple Garden
41%inclusion7 decks17 decks
12%synergy
Spara's Headquarters
35%inclusion6 decks17 decks
15%synergy
Evolving Wilds
35%inclusion6 decks17 decks
15%synergy
Indatha Triome
35%inclusion6 decks17 decks
14%synergy
Polluted Delta
35%inclusion6 decks17 decks
12%synergy
Ketria Triome
35%inclusion6 decks17 decks
12%synergy
Watery Grave
35%inclusion6 decks17 decks
11%synergy
Wooded Foothills
35%inclusion6 decks17 decks
9%synergy
Misty Rainforest
35%inclusion6 decks17 decks
9%synergy
Windswept Heath
35%inclusion6 decks17 decks
8%synergy
Overgrown Tomb
35%inclusion6 decks17 decks
7%synergy
Stomping Ground
35%inclusion6 decks17 decks
6%synergy
Raffine's Tower
29%inclusion5 decks17 decks
17%synergy
Raugrin Triome
29%inclusion5 decks17 decks
13%synergy
Jetmir's Garden
29%inclusion5 decks17 decks
10%synergy
Zagoth Triome
29%inclusion5 decks17 decks
9%synergy
Blood Crypt
29%inclusion5 decks17 decks
8%synergy
Bloodstained Mire
29%inclusion5 decks17 decks
8%synergy
Arid Mesa
29%inclusion5 decks17 decks
7%synergy
Steam Vents
29%inclusion5 decks17 decks
6%synergy
Godless Shrine
29%inclusion5 decks17 decks
5%synergy
Verdant Catacombs
29%inclusion5 decks17 decks
4%synergy
Xander's Lounge
24%inclusion4 decks17 decks
12%synergy
Terramorphic Expanse
24%inclusion4 decks17 decks
9%synergy
Savai Triome
24%inclusion4 decks17 decks
8%synergy
Seaside Citadel
24%inclusion4 decks17 decks
8%synergy
Ziatora's Proving Ground
24%inclusion4 decks17 decks
6%synergy
Marsh Flats
24%inclusion4 decks17 decks
1%synergy
Scalding Tarn
24%inclusion4 decks17 decks
1%synergy
Sacred Foundry
24%inclusion4 decks17 decks
0%synergy
The World Tree
24%inclusion4 decks17 decks
-4%synergy
Floodfarm Verge
18%inclusion3 decks17 decks
16%synergy
Sandsteppe Citadel
18%inclusion3 decks17 decks
2%synergy