Merieke Ri Berit + Intruder Alarm

Merieke Ri Berit
Intruder Alarm

Requires
Merieke Ri Berit must be on the battlefield. Intruder Alarm must be on the battlefield. Merieke Ri Berit does not have summoning sickness.
Steps
  1. Tap Merieke Ri Berit to gain control of target creature.
  2. Have a creature enter the battlefield.
  3. Merieke Ri Berit untaps, repeat loop.
Results
Destroy any creature whenever a creature enters the battlefield.

Merieke Ri Berit
16.79% of 1829 decks 307 decks
Garth One-Eye
0.51% of 4123 decks 21 decks
Zur the Enchanter
0.06% of 11095 decks 7 decks
Tazri, Stalwart Survivor
0.28% of 1780 decks 5 decks
Sisay, Weatherlight Captain
0.04% of 12142 decks 5 decks
Kenrith, the Returned King
0.02% of 21513 decks 4 decks
Sen Triplets
0.06% of 4870 decks 3 decks
Ertai, the Corrupted
0.41% of 732 decks 3 decks
Breya, Etherium Shaper
0.01% of 13853 decks 2 decks
Queza, Augur of Agonies
0.03% of 6366 decks 2 decks
Inquisitor Greyfax
0.11% of 1882 decks 2 decks
Sydri, Galvanic Genius
0.09% of 2180 decks 2 decks
Sidar Kondo of Jamuraa // Silas Renn, Seeker Adept
0.32% of 309 decks 1 decks
Esika, God of the Tree
0.01% of 17767 decks 1 decks
Kamiz, Obscura Oculus
0.03% of 3680 decks 1 decks
Sliver Queen
0.07% of 1462 decks 1 decks
Morophon, the Boundless
0.01% of 9863 decks 1 decks
Chromium
0.46% of 219 decks 1 decks
New Cards
Dazzling Theater // Prop Room
100% of 4 decks +67% synergy
Marvin, Murderous Mimic
78% of 18 decks +73% synergy
Split Up
14% of 21 decks +10% synergy
High Synergy Cards
Thousand-Year Elixir
67% of 364 decks +65% synergy
Ioreth of the Healing House
63% of 242 decks +62% synergy
Pemmin's Aura
61% of 375 decks +60% synergy
Freed from the Real
61% of 364 decks +59% synergy
Aphetto Alchemist
59% of 375 decks +59% synergy
Vizier of Tumbling Sands
56% of 361 decks +55% synergy
Seedborn Muse
60% of 42 decks +51% synergy
Kelpie Guide
49% of 356 decks +48% synergy
Bloom Tender
55% of 42 decks +47% synergy
Illusionist's Bracers
46% of 362 decks +45% synergy
Top Cards
Swiftfoot Boots
62% of 363 decks +34% synergy
Swords to Plowshares
54% of 376 decks -8% synergy
Lightning Greaves
54% of 365 decks +29% synergy
Birds of Paradise
52% of 42 decks +25% synergy
Counterspell
51% of 376 decks +8% synergy
Kiora's Follower
48% of 42 decks +42% synergy
Faeburrow Elder
48% of 42 decks +36% synergy
Rhystic Study
45% of 375 decks +17% synergy
Fatestitcher
45% of 364 decks +44% synergy
Tyvar, Jubilant Brawler
43% of 28 decks +38% synergy
Creatures
Mother of Runes
43% of 375 decks +36% synergy
Drumbellower
41% of 344 decks +39% synergy
Arcanis the Omnipotent
38% of 375 decks +37% synergy
Samut, Voice of Dissent
36% of 39 decks +33% synergy
Inga and Esika
35% of 26 decks +30% synergy
Saryth, the Viper's Fang
31% of 39 decks +27% synergy
Dynaheir, Invoker Adept
31% of 36 decks +30% synergy
Forensic Researcher
30% of 129 decks +30% synergy
Esper Sentinel
29% of 356 decks +8% synergy
Thassa, Deep-Dwelling
28% of 357 decks +25% synergy
Adarkar Valkyrie
27% of 364 decks +27% synergy
Captain Sisay
26% of 42 decks +25% synergy
Pippin, Guard of the Citadel
26% of 244 decks +22% synergy
Kenrith, the Returned King
26% of 39 decks +22% synergy
Shay Cormac
25% of 52 decks +20% synergy
Jodah, the Unifier
25% of 32 decks +20% synergy
Prime Speaker Vannifar
24% of 42 decks +23% synergy
Kinnan, Bonder Prodigy
24% of 42 decks +20% synergy
Chulane, Teller of Tales
24% of 42 decks +19% synergy
Noble Hierarch
24% of 42 decks +8% synergy
Kitsa, Otterball Elite
23% of 26 decks +20% synergy
Ignoble Hierarch
23% of 39 decks -3% synergy
Empress Galina
23% of 375 decks +22% synergy
Puppeteer
22% of 375 decks +22% synergy
Nightmare Shepherd
22% of 357 decks +21% synergy
Agent of Treachery
22% of 360 decks +20% synergy
Coffin Queen
22% of 376 decks +22% synergy
Selvala, Heart of the Wilds
21% of 42 decks +16% synergy
Robaran Mercenaries
21% of 312 decks +21% synergy
Loran of the Third Path
20% of 298 decks +13% synergy
White Plume Adventurer
20% of 329 decks +19% synergy
The Ever-Changing 'Dane
20% of 312 decks +20% synergy
Agatha of the Vile Cauldron
20% of 20 decks +18% synergy
Baleful Strix
19% of 362 decks +6% synergy
Kiki-Jiki, Mirror Breaker
19% of 42 decks +15% synergy
Anger
19% of 42 decks +13% synergy
Dauthi Voidwalker
18% of 356 decks +10% synergy
Katilda, Dawnhart Prime
18% of 39 decks +15% synergy
Esika, God of the Tree
18% of 39 decks +10% synergy
Opposition Agent
18% of 357 decks +11% synergy
Royal Assassin
18% of 376 decks +16% synergy
Tideforce Elemental
17% of 363 decks +17% synergy
Yisan, the Wanderer Bard
17% of 42 decks +16% synergy
Seeker of Skybreak
17% of 42 decks +16% synergy
Elves of Deep Shadow
17% of 42 decks +6% synergy
Delighted Halfling
17% of 24 decks +2% synergy
Archivist
16% of 375 decks +16% synergy
Notion Thief
16% of 361 decks +9% synergy
Callous Oppressor
16% of 375 decks +16% synergy
Zacama, Primal Calamity
15% of 39 decks +6% synergy
Instants
Dramatic Reversal
42% of 361 decks +36% synergy
Path to Exile
35% of 364 decks -11% synergy
Dovin's Veto
34% of 360 decks +15% synergy
Cyclonic Rift
34% of 362 decks +6% synergy
Enlightened Tutor
31% of 376 decks +13% synergy
Dawn's Truce
30% of 30 decks +13% synergy
Vampiric Tutor
29% of 376 decks +11% synergy
Mana Drain
26% of 376 decks +10% synergy
Negate
25% of 364 decks +2% synergy
Swan Song
25% of 361 decks +8% synergy
Void Rend
25% of 341 decks +10% synergy
Fierce Guardianship
23% of 357 decks +5% synergy
Arcane Denial
23% of 376 decks +4% synergy
Teferi's Protection
23% of 361 decks +3% synergy
An Offer You Can't Refuse
23% of 341 decks +2% synergy
Heroic Intervention
21% of 42 decks -8% synergy
Energy Arc
21% of 376 decks +21% synergy
Brainstorm
21% of 376 decks -0% synergy
Cloudshift
21% of 362 decks +18% synergy
Anguished Unmaking
20% of 361 decks -4% synergy
Eladamri's Call
19% of 42 decks +8% synergy
Ghostly Flicker
19% of 362 decks +14% synergy
Force of Will
18% of 376 decks +7% synergy
Mystical Tutor
18% of 376 decks +3% synergy
Permission Denied
16% of 138 decks +12% synergy
Legolas's Quick Reflexes
16% of 19 decks +13% synergy
To Arms!
16% of 364 decks +15% synergy
Despark
15% of 360 decks -1% synergy
Assassin's Trophy
14% of 42 decks -16% synergy
Beast Within
14% of 42 decks -25% synergy
Dark Ritual
14% of 376 decks -8% synergy
Force of Negation
12% of 360 decks +3% synergy
Generous Gift
12% of 360 decks -14% synergy
Chord of Calling
12% of 42 decks +6% synergy
Worldly Tutor
12% of 42 decks -2% synergy
Sink into Stupor
12% of 78 decks -2% synergy
Cerulean Wisps
10% of 364 decks +9% synergy
Refocus
10% of 361 decks +9% synergy
Vitalize
10% of 42 decks +8% synergy
Ephemerate
9% of 360 decks +4% synergy
Render Silent
9% of 361 decks +6% synergy
Desertion
9% of 376 decks +8% synergy
Muddle the Mixture
9% of 364 decks +3% synergy
Stroke of Midnight
8% of 181 decks -5% synergy
Fact or Fiction
8% of 375 decks +1% synergy
Waterlogged Teachings
8% of 78 decks +1% synergy
Fracture
8% of 356 decks +0% synergy
Demonic Consultation
7% of 376 decks +3% synergy
Nature's Claim
7% of 42 decks -3% synergy
Deflecting Swat
7% of 42 decks -9% synergy
Sorceries
Demonic Tutor
38% of 376 decks +15% synergy
Farseek
24% of 42 decks -10% synergy
Bribery
21% of 375 decks +20% synergy
Supreme Verdict
21% of 362 decks +7% synergy
Farewell
20% of 344 decks +7% synergy
Windfall
20% of 376 decks +7% synergy
Damn
19% of 356 decks +3% synergy
Vindicate
17% of 375 decks +11% synergy
Nature's Lore
17% of 42 decks -15% synergy
Reanimate
14% of 376 decks -1% synergy
Three Visits
14% of 42 decks -10% synergy
Wrath of God
13% of 376 decks +6% synergy
Toxic Deluge
12% of 361 decks -5% synergy
Rampant Growth
12% of 42 decks -23% synergy
Ponder
12% of 364 decks -1% synergy
Diabolic Intent
11% of 375 decks +2% synergy
Finale of Devastation
10% of 42 decks +1% synergy
Skyshroud Claim
10% of 42 decks +0% synergy
Cultivate
10% of 42 decks -37% synergy
Rise of the Dark Realms
9% of 361 decks +6% synergy
Austere Command
9% of 364 decks -4% synergy
Blatant Thievery
8% of 375 decks +7% synergy
Blue Sun's Twilight
7% of 282 decks +6% synergy
Diabolic Tutor
7% of 375 decks +1% synergy
Merciless Eviction
7% of 362 decks +3% synergy
Bala Ged Recovery
7% of 42 decks -2% synergy
Kodama's Reach
7% of 42 decks -25% synergy
Blasphemous Act
7% of 42 decks -26% synergy
Inevitable Betrayal
7% of 356 decks +6% synergy
Grim Tutor
7% of 375 decks +2% synergy
Time Wipe
6% of 360 decks -1% synergy
Fabricate
6% of 365 decks -0% synergy
Imperial Seal
5% of 375 decks -0% synergy
Sevinne's Reclamation
5% of 359 decks -2% synergy
Approach of the Second Sun
5% of 361 decks +2% synergy
Idyllic Tutor
5% of 364 decks +0% synergy
Utility Artifacts
Sting, the Glinting Dagger
42% of 206 decks +40% synergy
Magewright's Stone
35% of 364 decks +34% synergy
Unbender Tine
32% of 364 decks +32% synergy
Conjurer's Closet
27% of 362 decks +25% synergy
Isochron Scepter
25% of 365 decks +22% synergy
Rings of Brighthearth
23% of 364 decks +22% synergy
Staff of Domination
22% of 365 decks +20% synergy
Lavaspur Boots
21% of 104 decks +19% synergy
Skullclamp
19% of 365 decks +6% synergy
The One Ring
18% of 257 decks +9% synergy
Thornbite Staff
15% of 364 decks +14% synergy
Staff of Eden, Vault's Key
14% of 42 decks +14% synergy
The Great Henge
14% of 42 decks +4% synergy
Halo Fountain
13% of 341 decks +11% synergy
Ashnod's Altar
13% of 376 decks +5% synergy
Legacy Weapon
13% of 39 decks +12% synergy
Battlemage's Bracers
12% of 42 decks +11% synergy
Puppet Strings
12% of 376 decks +12% synergy
Sensei's Divining Top
12% of 365 decks +6% synergy
Mithril Coat
11% of 214 decks +5% synergy
Glaring Spotlight
10% of 362 decks +10% synergy
Umbral Mantle
8% of 364 decks +7% synergy
Helm of the Host
7% of 361 decks +4% synergy
Shorikai, Genesis Engine
7% of 344 decks +4% synergy
Wishclaw Talisman
7% of 359 decks +1% synergy
Phyrexian Altar
6% of 375 decks +2% synergy
Wayfarer's Bauble
6% of 365 decks -4% synergy
Darksteel Plate
6% of 363 decks +4% synergy
Cold Storage
6% of 376 decks +6% synergy
Synod Sanctum
5% of 365 decks +5% synergy
Enchantments
Mystic Remora
38% of 376 decks +20% synergy
Quest for Renewal
36% of 42 decks +34% synergy
Smothering Tithe
33% of 361 decks +8% synergy
Rhythm of the Wild
26% of 39 decks +2% synergy
Annie Joins Up
25% of 12 decks +6% synergy
Propaganda
23% of 376 decks +11% synergy
Rising of the Day
22% of 23 decks +16% synergy
Jeskai Ascendancy
21% of 42 decks +15% synergy
Ghostly Prison
21% of 365 decks +10% synergy
Temur Ascendancy
21% of 39 decks +6% synergy
Crab Umbra
20% of 363 decks +20% synergy
Concordant Crossroads
19% of 42 decks +16% synergy
Fires of Yavimaya
18% of 39 decks +14% synergy
Retreat to Coralhelm
17% of 361 decks +15% synergy
Awakening
17% of 42 decks +16% synergy
Trouble in Pairs
15% of 117 decks +8% synergy
Second Wind
15% of 364 decks +15% synergy
Phyrexian Arena
15% of 375 decks +0% synergy
Fervor
14% of 42 decks +13% synergy
Cryptolith Rite
14% of 42 decks +11% synergy
Control Magic
13% of 376 decks +12% synergy
Land Tax
13% of 376 decks +6% synergy
Lost in the Maze
12% of 120 decks +12% synergy
Blind Obedience
12% of 362 decks +6% synergy
Mass Hysteria
12% of 42 decks +11% synergy
Sterling Grove
12% of 42 decks +4% synergy
Aura Shards
12% of 42 decks +3% synergy
Aura of Dominion
11% of 365 decks +11% synergy
Promise of Tomorrow
11% of 357 decks +11% synergy
Earthcraft
10% of 42 decks +9% synergy
Sylvan Library
10% of 42 decks -2% synergy
Mind Over Matter
9% of 376 decks +9% synergy
Necropotence
9% of 376 decks +3% synergy
Treachery
8% of 375 decks +8% synergy
Animate Dead
8% of 376 decks -1% synergy
Kaya's Ghostform
8% of 360 decks +4% synergy
Market Festival
7% of 42 decks +7% synergy
Dawn's Reflection
7% of 42 decks +7% synergy
Fertile Ground
7% of 42 decks +3% synergy
Mirari's Wake
7% of 42 decks -7% synergy
Black Market Connections
7% of 329 decks -4% synergy
Corrupted Conscience
7% of 363 decks +6% synergy
Teleportation Circle
6% of 348 decks +2% synergy
Steal Enchantment
5% of 376 decks +5% synergy
Grave Pact
5% of 376 decks +1% synergy
Planeswalkers
Teferi, Who Slows the Sunset
19% of 347 decks +17% synergy
Narset, Parter of Veils
10% of 360 decks +5% synergy
Teferi, Time Raveler
7% of 360 decks +1% synergy
Jace, Ingenious Mind-Mage
6% of 361 decks +6% synergy
Aminatou, the Fateshifter
6% of 361 decks +2% synergy
Utility Lands
Minamo, School at Water's Edge
44% of 365 decks +40% synergy
Reliquary Tower
29% of 364 decks -0% synergy
Arcane Lighthouse
26% of 361 decks +25% synergy
Bojuka Bog
20% of 363 decks -11% synergy
Boseiju, Who Endures
18% of 39 decks -2% synergy
Urborg, Tomb of Yawgmoth
17% of 364 decks +7% synergy
Detection Tower
16% of 361 decks +16% synergy
Otawara, Soaring City
16% of 344 decks -1% synergy
Gaea's Cradle
14% of 42 decks +9% synergy
Ancient Tomb
14% of 376 decks +3% synergy
Phyrexian Tower
12% of 376 decks +3% synergy
Lotus Field
11% of 360 decks +10% synergy
Maze of Ith
10% of 376 decks +8% synergy
Urza's Saga
10% of 356 decks +2% synergy
Mystic Sanctuary
8% of 359 decks -4% synergy
Alchemist's Refuge
7% of 42 decks +0% synergy
Temple of the False God
7% of 375 decks -3% synergy
High Market
6% of 375 decks +3% synergy
Strip Mine
6% of 376 decks +3% synergy
Academy Ruins
6% of 364 decks +1% synergy
Takenuma, Abandoned Mire
5% of 344 decks -5% synergy
Mana Artifacts
Sol Ring
85% of 376 decks +0% synergy
Arcane Signet
79% of 359 decks +7% synergy
Patriar's Seal
40% of 329 decks +39% synergy
Azorius Signet
38% of 364 decks +12% synergy
Dimir Signet
37% of 364 decks +8% synergy
Fellwar Stone
35% of 376 decks +14% synergy
Talisman of Dominance
31% of 365 decks -0% synergy
Talisman of Progress
31% of 365 decks +8% synergy
Orzhov Signet
29% of 364 decks +2% synergy
Talisman of Hierarchy
28% of 360 decks +3% synergy
Chromatic Lantern
27% of 362 decks +17% synergy
Timeless Lotus
22% of 32 decks +8% synergy
Thought Vessel
15% of 361 decks -2% synergy
Mana Crypt
14% of 376 decks +5% synergy
Izzet Signet
14% of 42 decks -14% synergy
Gilded Lotus
14% of 365 decks +11% synergy
Commander's Sphere
14% of 361 decks -2% synergy
Mana Vault
14% of 376 decks +7% synergy
Boros Signet
12% of 42 decks -12% synergy
Rakdos Signet
12% of 42 decks -18% synergy
Basalt Monolith
12% of 376 decks +9% synergy
Chrome Mox
12% of 365 decks +5% synergy
Selesnya Signet
10% of 42 decks +1% synergy
Golgari Signet
10% of 42 decks -3% synergy
Mind Stone
9% of 376 decks -9% synergy
Mox Diamond
8% of 376 decks +4% synergy
Gruul Signet
8% of 39 decks -4% synergy
Thran Dynamo
7% of 375 decks +2% synergy
Simic Signet
7% of 42 decks -7% synergy
Lotus Petal
7% of 376 decks -0% synergy
Mox Opal
6% of 363 decks +2% synergy
Grim Monolith
5% of 375 decks +3% synergy
Chromatic Orrery
5% of 357 decks +3% synergy
Lands
Command Tower
86% of 363 decks +12% synergy
Hallowed Fountain
52% of 364 decks +11% synergy
Godless Shrine
50% of 364 decks +9% synergy
Watery Grave
49% of 364 decks +9% synergy
Breeding Pool
48% of 42 decks +7% synergy
Exotic Orchard
47% of 364 decks +11% synergy
Arcane Sanctum
45% of 364 decks +17% synergy
Raffine's Tower
43% of 341 decks +15% synergy
Temple Garden
43% of 42 decks +2% synergy
Marsh Flats
38% of 364 decks +27% synergy
Polluted Delta
38% of 375 decks +27% synergy
Overgrown Tomb
38% of 42 decks -5% synergy
Flooded Strand
38% of 375 decks +27% synergy
Sea of Clouds
37% of 361 decks +10% synergy
The World Tree
36% of 39 decks +2% synergy
Glacial Fortress
35% of 364 decks +10% synergy
Stomping Ground
33% of 39 decks -8% synergy
Morphic Pool
32% of 361 decks +6% synergy
Contaminated Landscape
32% of 71 decks +19% synergy
Zagoth Triome
31% of 42 decks +0% synergy
Vault of Champions
30% of 357 decks +4% synergy
Adarkar Wastes
30% of 376 decks +12% synergy
Azorius Chancery
29% of 364 decks +14% synergy
Steam Vents
29% of 42 decks -11% synergy
Spara's Headquarters
28% of 39 decks -4% synergy
Drowned Catacomb
27% of 364 decks +2% synergy
Isolated Chapel
27% of 362 decks +0% synergy
Dimir Aqueduct
27% of 364 decks +10% synergy
Underground River
27% of 376 decks +7% synergy
Prairie Stream
26% of 361 decks -7% synergy
Ketria Triome
26% of 39 decks -7% synergy
Caves of Koilos
25% of 375 decks -3% synergy
City of Brass
24% of 376 decks +16% synergy
Sunken Hollow
24% of 361 decks -10% synergy
Savannah
24% of 42 decks +11% synergy
Bayou
24% of 42 decks +10% synergy
Indatha Triome
24% of 42 decks -7% synergy
Taiga
23% of 39 decks +10% synergy
Plateau
21% of 42 decks +9% synergy
Tropical Island
21% of 42 decks +7% synergy
Sacred Foundry
21% of 42 decks -15% synergy
Blood Crypt
21% of 42 decks -17% synergy
Tundra
21% of 376 decks +7% synergy
Scrubland
21% of 376 decks +7% synergy
Underground Sea
20% of 376 decks +6% synergy
Evolving Wilds
20% of 363 decks -1% synergy
Badlands
19% of 42 decks +5% synergy
Yavimaya Coast
19% of 42 decks -7% synergy
Shipwreck Marsh
19% of 347 decks +0% synergy
Deserted Beach
18% of 347 decks +2% synergy