Intruder Alarm + Stonybrook Schoolmaster + Opposition

Intruder Alarm
Stonybrook Schoolmaster
Opposition

Requires
Intruder Alarm must be on the battlefield. Stonybrook Schoolmaster must be on the battlefield. Opposition must be on the battlefield.
Steps
  1. Activate Opposition by tapping Stonybrook Schoolmaster, targeting Stonybrook Schoolmaster.
  2. Stonybrook Schoolmaster triggers, creating a 1/1 Merfolk Wizard creature token.
  3. The Merfolk Wizard enters the battlefield, triggering Intruder Alarm, untapping all creatures.
  4. Resolve the Opposition ability, tapping Stonybrook Schoolmaster.
  5. Stonybrook Schoolmaster triggers, creating a 1/1 Merfolk Wizard creature token.
  6. The Merfolk Wizard enters the battlefield, triggering Intruder Alarm, untapping all creatures.
  7. Repeat.
Results
Infinite creature tokens. Infinite ETB. Infinite mana creatures you control can produce. Infinite untap of all creatures.

Saint Traft and Rem Karolus
7.10% of 1564 decks 111 decks
Sygg, River Guide
13.18% of 554 decks 73 decks
Derevi, Empyrial Tactician
0.42% of 7605 decks 32 decks
Kasla, the Broken Halo
0.72% of 4039 decks 29 decks
Hylda of the Icy Crown
0.25% of 9492 decks 24 decks
Tocasia, Dig Site Mentor
1.70% of 1175 decks 20 decks
Tuvasa the Sunlit
0.17% of 5166 decks 9 decks
Chulane, Teller of Tales
0.09% of 7391 decks 7 decks
Tameshi, Reality Architect
0.16% of 2504 decks 4 decks
Thrasios, Triton Hero // Yoshimaru, Ever Faithful
0.45% of 667 decks 3 decks
Elmar, Ulvenwald Informant // Hargilde, Kindly Runechanter
0.36% of 562 decks 2 decks
Belisarius Cawl
0.26% of 770 decks 2 decks
Estrid, the Masked
0.06% of 3136 decks 2 decks
Sharae of Numbing Depths
0.59% of 339 decks 2 decks
Kykar, Wind's Fury
0.02% of 10293 decks 2 decks
Thrasios, Triton Hero // Tymna the Weaver
0.03% of 6019 decks 2 decks
The Fifth Doctor // Yasmin Khan
4.00% of 50 decks 2 decks
Kenrith, the Returned King
0.01% of 21799 decks 2 decks
New Cards
Dazzling Theater // Prop Room
88% of 25 decks +68% synergy
Kona, Rescue Beastie
60% of 10 decks +54% synergy
Rip, Spawn Hunter
56% of 9 decks +54% synergy
Split Up
43% of 44 decks +39% synergy
Defiant Survivor
36% of 11 decks +36% synergy
High Synergy Cards
Wildfire Awakener
90% of 151 decks +88% synergy
Jeskai Ascendancy
77% of 152 decks +71% synergy
City on Fire
67% of 151 decks +62% synergy
Prosperous Partnership
58% of 152 decks +56% synergy
Fallowsage
56% of 350 decks +55% synergy
Cryptolith Rite
56% of 91 decks +53% synergy
Kumena, Tyrant of Orazca
54% of 91 decks +53% synergy
Glare of Subdual
53% of 91 decks +52% synergy
Kykar, Wind's Fury
57% of 152 decks +52% synergy
Impact Tremors
61% of 152 decks +51% synergy
Top Cards
Swords to Plowshares
67% of 350 decks +4% synergy
Seedborn Muse
55% of 91 decks +47% synergy
Wylie Duke, Atiin Hero
52% of 27 decks +51% synergy
Kiora's Follower
52% of 91 decks +46% synergy
Warleader's Call
52% of 66 decks +41% synergy
Drumbellower
50% of 339 decks +47% synergy
Magda, Brazen Outlaw
47% of 152 decks +44% synergy
Kasla, the Broken Halo
47% of 150 decks +46% synergy
Third Path Iconoclast
45% of 152 decks +38% synergy
Quest for Renewal
45% of 91 decks +44% synergy
Creatures
Hollowsage
40% of 10 decks +40% synergy
Pain Seer
40% of 10 decks +40% synergy
Siren of the Silent Song
40% of 10 decks +40% synergy
Emmara, Soul of the Accord
38% of 91 decks +38% synergy
Flockchaser Phantom
37% of 288 decks +36% synergy
Murkfiend Liege
36% of 91 decks +32% synergy
Birds of Paradise
36% of 91 decks +9% synergy
Stonybrook Banneret
35% of 350 decks +33% synergy
Merrow Reejerey
34% of 350 decks +33% synergy
Party Thrasher
33% of 39 decks +31% synergy
Master of the Pearl Trident
32% of 350 decks +31% synergy
Purphoros, God of the Forge
32% of 152 decks +27% synergy
Agate Instigator
31% of 32 decks +23% synergy
Servant of Tymaret
30% of 10 decks +30% synergy
Disciple of Deceit
30% of 10 decks +30% synergy
Night Market Lookout
30% of 10 decks +30% synergy
King Macar, the Gold-Cursed
30% of 10 decks +30% synergy
Enduring Vitality
30% of 10 decks +10% synergy
Svyelun of Sea and Sky
30% of 342 decks +29% synergy
Lullmage Mentor
30% of 350 decks +29% synergy
Cold-Eyed Selkie
30% of 91 decks +25% synergy
Hakbal of the Surging Soul
30% of 44 decks +28% synergy
Merfolk Sovereign
29% of 350 decks +28% synergy
Vodalian Hexcatcher
29% of 335 decks +28% synergy
Bennie Bracks, Zoologist
29% of 339 decks +26% synergy
Emperor Mihail II
28% of 335 decks +27% synergy
Kopala, Warden of Waves
28% of 348 decks +27% synergy
Judge of Currents
28% of 350 decks +28% synergy
Surgespanner
28% of 350 decks +27% synergy
Lord of Atlantis
28% of 350 decks +27% synergy
House Cartographer
27% of 11 decks +27% synergy
Seafloor Oracle
27% of 348 decks +26% synergy
The Locust God
27% of 152 decks +22% synergy
Merrow Harbinger
27% of 350 decks +26% synergy
Noble Hierarch
26% of 91 decks +10% synergy
Plargg, Dean of Chaos
26% of 152 decks +26% synergy
The Wandering Rescuer
25% of 67 decks +24% synergy
Deeproot Elite
25% of 91 decks +24% synergy
Bloom Tender
25% of 91 decks +17% synergy
Realmwalker
24% of 90 decks +19% synergy
Vodalian Wave-Knight
24% of 307 decks +22% synergy
Wanderwine Prophets
24% of 350 decks +24% synergy
Merfolk Mistbinder
24% of 91 decks +23% synergy
Mistmeadow Vanisher
24% of 287 decks +24% synergy
Sunshot Militia
23% of 77 decks +23% synergy
Saint Traft and Rem Karolus
23% of 150 decks +22% synergy
Forerunner of the Heralds
23% of 91 decks +23% synergy
Seahunter
23% of 350 decks +22% synergy
Singer of Swift Rivers
22% of 40 decks +20% synergy
Faeburrow Elder
22% of 91 decks +10% synergy
Instants
Counterspell
41% of 350 decks -1% synergy
Anguished Unmaking
40% of 10 decks +16% synergy
Stoke the Flames
39% of 152 decks +38% synergy
Path to Exile
37% of 350 decks -9% synergy
Meeting of Minds
34% of 307 decks +33% synergy
Transcendent Message
32% of 308 decks +31% synergy
Generous Gift
31% of 347 decks +6% synergy
Clever Concealment
31% of 310 decks +27% synergy
Beast Within
29% of 91 decks -10% synergy
Artistic Refusal
26% of 288 decks +26% synergy
Cyclonic Rift
26% of 350 decks -1% synergy
Wear // Tear
26% of 152 decks +18% synergy
Arcane Denial
25% of 350 decks +5% synergy
Enlightened Tutor
23% of 350 decks +6% synergy
Dovin's Veto
23% of 347 decks +4% synergy
Heroic Intervention
22% of 91 decks -8% synergy
Cut Short
22% of 287 decks +22% synergy
Ephemeral Shields
21% of 349 decks +21% synergy
Worldly Tutor
20% of 91 decks +6% synergy
Devouring Light
19% of 350 decks +18% synergy
Dramatic Reversal
18% of 349 decks +13% synergy
To Arms!
18% of 350 decks +18% synergy
Negate
18% of 350 decks -5% synergy
Eladamri's Call
18% of 91 decks +6% synergy
Teferi's Protection
17% of 348 decks -3% synergy
Sink into Stupor
17% of 83 decks +4% synergy
Shatter the Source
15% of 151 decks +15% synergy
Stroke of Midnight
15% of 215 decks +3% synergy
Chaos Warp
14% of 152 decks -18% synergy
Boros Charm
14% of 152 decks -11% synergy
Secure the Wastes
13% of 349 decks +11% synergy
An Offer You Can't Refuse
13% of 339 decks -8% synergy
Fierce Guardianship
13% of 345 decks -5% synergy
Grand Crescendo
12% of 339 decks +10% synergy
Flawless Maneuver
12% of 345 decks +2% synergy
Chant of Vitu-Ghazi
11% of 350 decks +11% synergy
Chord of Calling
11% of 91 decks +5% synergy
Muddle the Mixture
11% of 350 decks +6% synergy
Swan Song
11% of 350 decks -6% synergy
Great Train Heist
10% of 50 decks +6% synergy
Nature's Claim
10% of 91 decks +0% synergy
Mystical Tutor
9% of 350 decks -6% synergy
Complete the Circuit
9% of 287 decks +9% synergy
Mana Drain
9% of 350 decks -6% synergy
Cryptic Command
9% of 350 decks +7% synergy
Cosmic Rebirth
8% of 59 decks +6% synergy
Force of Will
8% of 350 decks -3% synergy
Deflecting Swat
8% of 152 decks -8% synergy
Rustler Rampage
7% of 99 decks +6% synergy
Brainstorm
7% of 350 decks -14% synergy
Sorceries
Calamity of Cinders
44% of 32 decks +42% synergy
Nature's Lore
35% of 91 decks +3% synergy
Farseek
35% of 91 decks +1% synergy
Burn at the Stake
30% of 152 decks +30% synergy
Summon the School
26% of 350 decks +26% synergy
Hour of Reckoning
26% of 350 decks +22% synergy
Harvest Season
24% of 91 decks +22% synergy
Three Visits
24% of 91 decks -1% synergy
Cultivate
21% of 91 decks -25% synergy
Austere Command
20% of 350 decks +7% synergy
Temporal Cleansing
16% of 287 decks +16% synergy
Rampant Growth
15% of 91 decks -19% synergy
Everything Comes to Dust
15% of 190 decks +14% synergy
Supreme Verdict
15% of 350 decks +1% synergy
Aquitect's Will
14% of 350 decks +13% synergy
Triplicate Spirits
13% of 349 decks +13% synergy
Kodama's Reach
12% of 91 decks -19% synergy
Distant Melody
12% of 350 decks +7% synergy
Sundering Eruption
10% of 39 decks +5% synergy
Bala Ged Recovery
10% of 90 decks +1% synergy
Jeska's Will
10% of 152 decks -8% synergy
Sevinne's Reclamation
10% of 346 decks +3% synergy
Shared Discovery
10% of 350 decks +10% synergy
Idyllic Tutor
9% of 350 decks +5% synergy
Rally at the Hornburg
9% of 108 decks +9% synergy
Wargate
9% of 91 decks +6% synergy
Ral's Reinforcements
9% of 150 decks +8% synergy
Raise the Palisade
8% of 224 decks +4% synergy
Collective Effort
8% of 349 decks +7% synergy
Battle Screech
8% of 350 decks +7% synergy
Farewell
8% of 339 decks -5% synergy
Blasphemous Act
7% of 152 decks -26% synergy
Hidden Strings
7% of 350 decks +6% synergy
Don't Move
7% of 187 decks +6% synergy
Finale of Devastation
7% of 91 decks -2% synergy
Skyshroud Claim
7% of 91 decks -3% synergy
Dusk // Dawn
7% of 349 decks +3% synergy
Dragon Fodder
7% of 152 decks +5% synergy
Devout Invocation
6% of 350 decks +6% synergy
Forbidden Friendship
6% of 152 decks +6% synergy
Krenko's Command
6% of 152 decks +4% synergy
Forth Eorlingas!
6% of 103 decks +3% synergy
Dryad's Revival
6% of 90 decks +5% synergy
Shamanic Revelation
5% of 91 decks -4% synergy
Rite of Replication
5% of 350 decks +2% synergy
Ponder
5% of 350 decks -8% synergy
Utility Artifacts
Skullclamp
35% of 350 decks +23% synergy
Halo Fountain
35% of 339 decks +32% synergy
Hedge Shredder
31% of 13 decks +24% synergy
Throne of the God-Pharaoh
24% of 349 decks +23% synergy
Bident of Thassa
20% of 350 decks +13% synergy
Idol of Oblivion
14% of 346 decks +10% synergy
Hylda's Crown of Winter
13% of 203 decks +12% synergy
Mjölnir, Storm Hammer
12% of 72 decks +11% synergy
Lightning Greaves
12% of 350 decks -13% synergy
Swiftfoot Boots
12% of 350 decks -16% synergy
Shorikai, Genesis Engine
12% of 339 decks +9% synergy
The Indomitable
11% of 159 decks +9% synergy
Wayfarer's Bauble
11% of 350 decks +1% synergy
Sting, the Glinting Dagger
10% of 227 decks +9% synergy
Thousand-Year Elixir
10% of 350 decks +8% synergy
Isochron Scepter
10% of 350 decks +7% synergy
The Belligerent
9% of 86 decks +8% synergy
Staff of the Storyteller
9% of 310 decks +8% synergy
Herald's Horn
9% of 348 decks +3% synergy
Ashnod's Altar
9% of 350 decks +1% synergy
Smuggler's Copter
7% of 349 decks +7% synergy
Deluxe Dragster
7% of 288 decks +7% synergy
Heirloom Epic
7% of 55 decks +7% synergy
Door of Destinies
7% of 350 decks +5% synergy
Thousand Moons Smithy
7% of 165 decks +3% synergy
Hoard Hauler
7% of 152 decks +6% synergy
Unlicensed Hearse
6% of 339 decks +6% synergy
Imposter Mech
6% of 339 decks +4% synergy
Sapphire Medallion
6% of 350 decks +4% synergy
Vanquisher's Banner
6% of 348 decks +2% synergy
Sword of Feast and Famine
6% of 350 decks +3% synergy
Conduit of Worlds
6% of 71 decks -1% synergy
Coat of Arms
5% of 350 decks +3% synergy
Robe of the Archmagi
5% of 336 decks +4% synergy
Enchantments
Whirlwind of Thought
41% of 152 decks +30% synergy
Elven Chorus
38% of 55 decks +34% synergy
Freed from the Real
33% of 350 decks +31% synergy
Merrow Commerce
33% of 350 decks +32% synergy
Deeproot Pilgrimage
30% of 187 decks +29% synergy
Kyren Negotiations
27% of 152 decks +27% synergy
Deeproot Waters
27% of 348 decks +26% synergy
Conclave Tribunal
26% of 347 decks +25% synergy
Aura Shards
24% of 91 decks +15% synergy
Lost in the Maze
23% of 113 decks +22% synergy
Kindred Discovery
22% of 348 decks +15% synergy
Rhystic Study
21% of 350 decks -7% synergy
Tocasia's Welcome
16% of 316 decks +12% synergy
Smothering Tithe
15% of 347 decks -10% synergy
Caretaker's Talent
15% of 53 decks +3% synergy
Pemmin's Aura
14% of 350 decks +13% synergy
Court of Embereth
14% of 92 decks +12% synergy
Verity Circle
14% of 347 decks +13% synergy
Anointed Procession
14% of 349 decks +5% synergy
Virtue of Loyalty
13% of 208 decks +11% synergy
Reflections of Littjara
13% of 342 decks +8% synergy
Wild Growth
13% of 91 decks +2% synergy
We Ride at Dawn
13% of 93 decks +12% synergy
Aura of Dominion
13% of 350 decks +13% synergy
Earthcraft
12% of 91 decks +11% synergy
Mystic Remora
12% of 350 decks -6% synergy
Presence of Gond
11% of 91 decks +11% synergy
Reconnaissance
11% of 350 decks +8% synergy
Beastmaster Ascension
10% of 91 decks +4% synergy
Utopia Sprawl
10% of 91 decks +2% synergy
Solitary Sanctuary
10% of 208 decks +9% synergy
Divine Visitation
9% of 347 decks +7% synergy
Spreading Seas
9% of 350 decks +9% synergy
Fertile Ground
9% of 91 decks +5% synergy
Growing Rites of Itlimoc
9% of 91 decks +3% synergy
Mirari's Wake
9% of 91 decks -5% synergy
Assemble the Legion
8% of 152 decks +4% synergy
Reconnaissance Mission
8% of 345 decks +3% synergy
Leyline of Anticipation
8% of 350 decks +3% synergy
Intangible Virtue
8% of 350 decks +3% synergy
Sylvan Library
8% of 91 decks -4% synergy
Awakening
7% of 91 decks +6% synergy
Exploration
7% of 91 decks -2% synergy
Retreat to Coralhelm
6% of 349 decks +4% synergy
Coastal Piracy
6% of 350 decks +4% synergy
Roar of Resistance
6% of 151 decks +5% synergy
Goblin Bombardment
6% of 152 decks -1% synergy
Song of Freyalise
5% of 91 decks +4% synergy
Carpet of Flowers
5% of 91 decks +2% synergy
Sterling Grove
5% of 91 decks -2% synergy
Battles
Invasion of Segovia
43% of 287 decks +42% synergy
Planeswalkers
Saheeli, Sublime Artificer
11% of 152 decks +7% synergy
Elspeth, Sun's Champion
11% of 350 decks +6% synergy
Kiora, Master of the Depths
9% of 91 decks +8% synergy
Teferi, Who Slows the Sunset
8% of 340 decks +6% synergy
Utility Lands
Kher Keep
36% of 152 decks +33% synergy
Reliquary Tower
33% of 350 decks +4% synergy
Alchemist's Refuge
19% of 91 decks +12% synergy
Minamo, School at Water's Edge
17% of 350 decks +12% synergy
Gavony Township
16% of 91 decks +7% synergy
Otawara, Soaring City
16% of 339 decks -1% synergy
Riptide Laboratory
15% of 350 decks +13% synergy
Boseiju, Who Endures
14% of 90 decks -5% synergy
Three Tree City
12% of 65 decks +3% synergy
Sokenzan, Crucible of Defiance
11% of 152 decks +6% synergy
Mystic Sanctuary
9% of 346 decks -3% synergy
Rogue's Passage
9% of 350 decks -11% synergy
Eiganjo, Seat of the Empire
8% of 339 decks -1% synergy
Halimar Depths
7% of 350 decks +4% synergy
Novijen, Heart of Progress
7% of 91 decks +5% synergy
Nykthos, Shrine to Nyx
7% of 350 decks +1% synergy
Castle Ardenvale
6% of 346 decks +1% synergy
Maze of Ith
6% of 350 decks +3% synergy
Hall of Heliod's Generosity
6% of 347 decks -1% synergy
Gaea's Cradle
5% of 91 decks -0% synergy
Tolaria West
5% of 350 decks +4% synergy
Lotus Field
5% of 346 decks +4% synergy
Mana Artifacts
Sol Ring
81% of 350 decks -3% synergy
Arcane Signet
71% of 346 decks -1% synergy
Wand of the Worldsoul
42% of 307 decks +41% synergy
Paradise Mantle
37% of 350 decks +36% synergy
Springleaf Drum
36% of 350 decks +34% synergy
Azorius Signet
33% of 350 decks +7% synergy
Talisman of Progress
29% of 350 decks +6% synergy
Talisman of Conviction
29% of 152 decks +6% synergy
Boros Signet
28% of 152 decks +4% synergy
Izzet Signet
28% of 152 decks -1% synergy
Relic of Legends
27% of 335 decks +25% synergy
Talisman of Creativity
26% of 152 decks -3% synergy
Thought Vessel
17% of 349 decks +0% synergy
Fellwar Stone
16% of 350 decks -5% synergy
Talisman of Curiosity
14% of 91 decks +2% synergy
Simic Signet
12% of 91 decks -2% synergy
Cultivator's Caravan
11% of 349 decks +10% synergy
Honor-Worn Shaku
9% of 350 decks +8% synergy
Talisman of Unity
9% of 91 decks +1% synergy
Mind Stone
9% of 350 decks -9% synergy
Patriar's Seal
8% of 336 decks +6% synergy
Patchwork Banner
7% of 59 decks -3% synergy
Selesnya Signet
7% of 91 decks -2% synergy
Commander's Sphere
5% of 349 decks -10% synergy
Gilded Lotus
5% of 350 decks +2% synergy
Chromatic Lantern
5% of 350 decks -4% synergy
Lands
Command Tower
87% of 350 decks +13% synergy
Stomping Ground
71% of 7 decks +30% synergy
Watery Grave
70% of 10 decks +29% synergy
Mystic Monastery
64% of 152 decks +37% synergy
Breeding Pool
58% of 91 decks +17% synergy
Hallowed Fountain
56% of 350 decks +16% synergy
Temple Garden
56% of 91 decks +16% synergy
Steam Vents
53% of 152 decks +14% synergy
Sacred Foundry
51% of 152 decks +15% synergy
Godless Shrine
50% of 10 decks +9% synergy
Glacial Fortress
49% of 350 decks +23% synergy
Prairie Stream
48% of 349 decks +15% synergy
Raugrin Triome
48% of 152 decks +21% synergy
Spara's Headquarters
47% of 90 decks +15% synergy
Zagoth Triome
44% of 9 decks +14% synergy
Indatha Triome
44% of 9 decks +13% synergy
Overgrown Tomb
44% of 9 decks +2% synergy
Hinterland Harbor
43% of 91 decks +15% synergy
Spectator Seating
41% of 152 decks +16% synergy
Clifftop Retreat
41% of 152 decks +13% synergy
Raffine's Tower
40% of 10 decks +12% synergy
Sulfur Falls
39% of 152 decks +9% synergy
Training Center
38% of 152 decks +10% synergy
Exotic Orchard
37% of 350 decks +2% synergy
Yavimaya Coast
37% of 91 decks +11% synergy
Sea of Clouds
37% of 347 decks +11% synergy
Seaside Citadel
36% of 91 decks +10% synergy
Tranquil Landscape
33% of 21 decks +17% synergy
Rejuvenating Springs
33% of 90 decks +5% synergy
Temple of Enlightenment
33% of 349 decks +17% synergy
Shivan Reef
33% of 152 decks +6% synergy
Furycalm Snarl
32% of 152 decks +19% synergy
Port Town
32% of 349 decks +16% synergy
Flooded Strand
32% of 350 decks +21% synergy
Drowned Catacomb
30% of 10 decks +4% synergy
Temple of Triumph
30% of 152 decks +13% synergy
Frostboil Snarl
29% of 152 decks +15% synergy
Adarkar Wastes
29% of 350 decks +11% synergy
Bountiful Promenade
29% of 91 decks +4% synergy
Battlefield Forge
28% of 152 decks +3% synergy
Temple of Epiphany
27% of 152 decks +9% synergy
Azorius Chancery
27% of 350 decks +12% synergy
Hedge Maze
26% of 31 decks +12% synergy
Deserted Beach
25% of 340 decks +9% synergy
Sunpetal Grove
25% of 91 decks +2% synergy
Sundown Pass
25% of 152 decks +10% synergy
Path of Ancestry
25% of 348 decks +4% synergy
Wanderwine Hub
25% of 350 decks +24% synergy
Canopy Vista
24% of 91 decks -12% synergy
Stormcarved Coast
23% of 152 decks +5% synergy