Intruder Alarm
Stonybrook Schoolmaster
Opposition

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.

   Steps

How does this combo work?
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

What do I get from this combo?
Infinite creature tokens
Infinite ETB
Infinite mana creatures you control can produce
Infinite untap of creatures
Infinite untap of creatures you control
Sygg, River Guide
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Tocasia, Dig Site Mentor
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Hylda of the Icy Crown
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Derevi, Empyrial Tactician
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Scorched Geyser
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High Synergy Cards
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Jeskai Ascendancy
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City on Fire
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Adept Watershaper
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Prosperous Partnership
58%inclusion92 decks159 decks
Fallowsage
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Cryptolith Rite
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Deepchannel Duelist
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King Macar, the Gold-Cursed
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Kasla, the Broken Halo
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Kopala, Warden of Waves
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Vodalian Wave-Knight
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Instants
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Arcane Denial
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Negate
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Shatter the Source
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Unexpected Assistance
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Cut Short
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Swan Song
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Flawless Maneuver
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Boros Charm
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Growth Spiral
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Blustersquall
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Render Silent
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Pongify
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Sorceries
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Winnowing
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Split Up
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Nature's Lore
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Kindred Dominance
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Toxic Deluge
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Distant Melody
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Cultivate
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Hour of Reckoning
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Three Visits
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Aquitect's Will
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Supreme Verdict
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Austere Command
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Temporal Cleansing
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Rampant Growth
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Raise the Palisade
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Ponder
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Bala Ged Recovery
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Nature's Rhythm
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Celestial Reunion
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Shared Discovery
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Step Through
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Wargate
5.8%inclusion7 decks121 decks
Rite of Replication
5.6%inclusion27 decks485 decks
Spirit Water Revival
5.2%inclusion12 decks232 decks
Utility Artifacts
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Skullclamp
25%inclusion123 decks485 decks
Bident of Thassa
22%inclusion108 decks485 decks
Throne of the God-Pharaoh
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22%inclusion24 decks110 decks
Lightning Greaves
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Swiftfoot Boots
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Idol of Oblivion
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Herald's Horn
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Conduit of Worlds
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Door of Destinies
9.5%inclusion46 decks485 decks
Shorikai, Genesis Engine
9.5%inclusion46 decks485 decks
Sapphire Medallion
9.1%inclusion44 decks485 decks
Wayfarer's Bauble
8.2%inclusion40 decks485 decks
Thousand-Year Elixir
7.8%inclusion38 decks485 decks
Robe of the Archmagi
7.0%inclusion34 decks485 decks
Gathering Stone
6.9%inclusion14 decks202 decks
Chronicle of Victory
6.9%inclusion14 decks202 decks
Ashnod's Altar
6.8%inclusion33 decks485 decks
Sting, the Glinting Dagger
6.6%inclusion32 decks485 decks
Staff of the Storyteller
6.6%inclusion32 decks485 decks
Dawn-Blessed Pennant
6.4%inclusion13 decks202 decks
Hylda's Crown of Winter
6.4%inclusion31 decks485 decks
Isochron Scepter
6.2%inclusion30 decks485 decks
The Seriema
6.0%inclusion18 decks298 decks
Vanquisher's Banner
5.6%inclusion27 decks485 decks
Smuggler's Copter
5.2%inclusion25 decks485 decks
The Indomitable
5.2%inclusion25 decks485 decks
Enchantments
Warleader's Call
41%inclusion65 decks159 decks
Merrow Commerce
40%inclusion195 decks485 decks
Deeproot Waters
37%inclusion178 decks485 decks
Dazzling Theater // Prop Room
35%inclusion152 decks436 decks
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28%inclusion45 decks159 decks
Kyren Negotiations
28%inclusion44 decks159 decks
Kindred Discovery
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26%inclusion127 decks485 decks
Elven Chorus
26%inclusion31 decks121 decks
Conclave Tribunal
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Rhystic Study
18%inclusion85 decks485 decks
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16%inclusion61 decks393 decks
Black Market Connections
15%inclusion3 decks20 decks
Earthcraft
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Reflections of Littjara
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Pemmin's Aura
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Tale of Katara and Toph
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Reconnaissance
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Verity Circle
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Anointed Procession
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Tocasia's Welcome
9.3%inclusion45 decks485 decks
Concordant Crossroads
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Wild Growth
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Spreading Seas
8.2%inclusion40 decks485 decks
Virtue of Loyalty
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Assemble the Legion
7.5%inclusion12 decks159 decks
Well Rested
7.4%inclusion9 decks121 decks
Fertile Ground
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Mirari's Wake
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Reconnaissance Mission
7.2%inclusion35 decks485 decks
Propaganda
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Caretaker's Talent
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Sterling Grove
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Utopia Sprawl
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Ghostly Prison
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Court of Embereth
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Waterbender Ascension
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Springleaf Parade
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Enhanced Surveillance
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Collective Inferno
5.9%inclusion3 decks51 decks
Coastal Piracy
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Solitary Sanctuary
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Leyline of Anticipation
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Intangible Virtue
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Battles
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Planeswalkers
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Elspeth, Sun's Champion
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Saheeli, Sublime Artificer
7.5%inclusion12 decks159 decks
Elspeth, Storm Slayer
6.6%inclusion23 decks349 decks
Teferi, Who Slows the Sunset
6.2%inclusion30 decks485 decks
Utility Lands
Reliquary Tower
39%inclusion191 decks485 decks
Kher Keep
28%inclusion45 decks159 decks
Alchemist's Refuge
19%inclusion23 decks121 decks
Boseiju, Who Endures
18%inclusion22 decks121 decks
Evendo, Waking Haven
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Riptide Laboratory
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Otawara, Soaring City
15%inclusion72 decks485 decks
Sokenzan, Crucible of Defiance
14%inclusion23 decks159 decks
Minamo, School at Water's Edge
14%inclusion66 decks485 decks
Adagia, Windswept Bastion
11%inclusion32 decks287 decks
Gavony Township
11%inclusion13 decks121 decks
Three Tree City
11%inclusion49 decks464 decks
Mystic Sanctuary
10%inclusion50 decks485 decks
Kavaron, Memorial World
10%inclusion8 decks78 decks
Shifting Woodland
10%inclusion12 decks121 decks
Mutavault
10%inclusion47 decks485 decks
Rogue's Passage
9.3%inclusion45 decks485 decks
Tree of Tales
9.1%inclusion11 decks121 decks
Halimar Depths
6.8%inclusion33 decks485 decks
Uthros, Titanic Godcore
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Mistrise Village
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Castle Ardenvale
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Hall of Heliod's Generosity
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Eiganjo, Seat of the Empire
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Mana Artifacts
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Arcane Signet
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Talisman of Progress
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Springleaf Drum
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Paradise Mantle
33%inclusion161 decks485 decks
Azorius Signet
32%inclusion154 decks485 decks
Talisman of Conviction
31%inclusion49 decks159 decks
Talisman of Creativity
28%inclusion45 decks159 decks
Wand of the Worldsoul
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Relic of Legends
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Thought Vessel
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Boros Signet
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Izzet Signet
17%inclusion27 decks159 decks
Fellwar Stone
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Talisman of Curiosity
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Simic Signet
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Patchwork Banner
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Talisman of Unity
6.6%inclusion8 decks121 decks
Mind Stone
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Commander's Sphere
6.0%inclusion29 decks485 decks
Honor-Worn Shaku
5.6%inclusion27 decks485 decks
Cultivator's Caravan
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Firdoch Core
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Lands
Command Tower
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Breeding Pool
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Hallowed Fountain
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Glacial Fortress
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Temple Garden
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Sacred Foundry
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Steam Vents
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Overgrown Tomb
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Stomping Ground
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Mystic Monastery
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Watery Grave
55%inclusion11 decks20 decks
Raugrin Triome
52%inclusion83 decks159 decks
Prairie Stream
50%inclusion244 decks485 decks
Godless Shrine
50%inclusion10 decks20 decks
Clifftop Retreat
47%inclusion75 decks159 decks
Spara's Headquarters
47%inclusion57 decks121 decks
Rejuvenating Springs
46%inclusion56 decks121 decks
Spectator Seating
46%inclusion73 decks159 decks
Sulfur Falls
45%inclusion72 decks159 decks
Spire Garden
44%inclusion4 decks9 decks
Seaside Citadel
42%inclusion51 decks121 decks
Hinterland Harbor
42%inclusion51 decks121 decks
Training Center
42%inclusion67 decks159 decks
Yavimaya Coast
41%inclusion50 decks121 decks
Shivan Reef
40%inclusion64 decks159 decks
Sea of Clouds
40%inclusion194 decks485 decks
Adarkar Wastes
39%inclusion188 decks485 decks
Flooded Strand
39%inclusion187 decks485 decks
Exotic Orchard
38%inclusion183 decks485 decks
Wanderwine Hub
37%inclusion178 decks485 decks
Path of Ancestry
36%inclusion176 decks485 decks
Battlefield Forge
36%inclusion57 decks159 decks
Port Town
35%inclusion168 decks485 decks
Bountiful Promenade
32%inclusion39 decks121 decks
Deserted Beach
32%inclusion155 decks485 decks
Undergrowth Stadium
31%inclusion5 decks16 decks
Dreamroot Cascade
31%inclusion37 decks121 decks
Morphic Pool
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Furycalm Snarl
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Azorius Chancery
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Canopy Vista
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Sunpetal Grove
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Raffine's Tower
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Opulent Palace
25%inclusion4 decks16 decks
Drowned Catacomb
25%inclusion5 decks20 decks
Temple of Enlightenment
25%inclusion121 decks485 decks
Frostboil Snarl
25%inclusion39 decks159 decks
Skycloud Expanse
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Eclipsed Realms
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Hedge Maze
22%inclusion27 decks121 decks