Intruder Alarm
Stonybrook Schoolmaster
Drowner of Secrets

   Prerequisites

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

   Steps

How does this combo work?
1
Activate Drowner of Secrets by tapping Stonybrook Schoolmaster.
2
Stonybrook Schoolmaster triggers, creating a 1/1 Merfolk Wizard creature token.
3
When the Merfolk Wizard enters the battlefield, Intruder Alarm triggers, untapping all creatures.
4
Resolve the Drowner of Secrets ability, causing a player to mill a card.
5
Repeat.

   Results

What do I get from this combo?
Infinite ETB
Infinite mill
Infinite self-mill
Infinite creature tokens
Infinite mana creatures you control can produce
Infinite untap of all creatures
Sygg, Wanderwine Wisdom
3.3%inclusion3 decks92 decks
Top Commanders
Sygg, River Guide
14%inclusion86 decks610 decks
Chulane, Teller of Tales
0.1%inclusion9 decks8.57K decks
Tuvasa the Sunlit
0.1%inclusion9 decks6.63K decks
Derevi, Empyrial Tactician
0.1%inclusion6 decks10.5K decks
Tocasia, Dig Site Mentor
0.3%inclusion4 decks1.15K decks
Ravos, Soultender // Thrasios, Triton Hero
0.8%inclusion4 decks502 decks
Thrasios, Triton Hero // Tymna the Weaver
0.0%inclusion4 decks9.36K decks
Sharae of Numbing Depths
0.5%inclusion3 decks563 decks
The Ur-Dragon
0.0%inclusion1 decks41.7K decks
Zinnia, Valley's Voice
0.0%inclusion1 decks14.6K decks
Sidar Kondo of Jamuraa // Thrasios, Triton Hero
2.2%inclusion1 decks45 decks
The Second Doctor // Leela, Sevateem Warrior
0.2%inclusion1 decks661 decks
Morophon, the Boundless
0.0%inclusion1 decks12.9K decks
The Fifth Doctor // Susan Foreman
0.4%inclusion1 decks267 decks
Ishai, Ojutai Dragonspeaker // Thrasios, Triton Hero
0.3%inclusion1 decks342 decks
Zellix, Sanity Flayer // Inspiring Leader
0.5%inclusion1 decks218 decks
Zur the Enchanter
0.0%inclusion1 decks13.9K decks
New Cards
Tui and La, Moon and Ocean
11%inclusion2 decks19 decks
10%synergy
Abandoned Air Temple
11%inclusion2 decks19 decks
6%synergy
Waterbending Scroll
5.6%inclusion1 decks18 decks
5%synergy
Gran-Gran
5.3%inclusion1 decks19 decks
4%synergy
Water Tribe Rallier
5.3%inclusion1 decks19 decks
5%synergy
High Synergy Cards
Kumena, Tyrant of Orazca
93%inclusion41 decks44 decks
92%synergy
Merrow Reejerey
84%inclusion124 decks147 decks
83%synergy
Judge of Currents
83%inclusion122 decks147 decks
83%synergy
Deeproot Pilgrimage
78%inclusion114 decks147 decks
77%synergy
Stonybrook Banneret
76%inclusion112 decks147 decks
75%synergy
Master of the Pearl Trident
76%inclusion111 decks147 decks
75%synergy
Merrow Commerce
75%inclusion110 decks147 decks
74%synergy
Svyelun of Sea and Sky
74%inclusion109 decks147 decks
73%synergy
Lullmage Mentor
73%inclusion108 decks147 decks
73%synergy
Sygg, River Cutthroat
71%inclusion10 decks14 decks
70%synergy
Top Cards
Merrow Harbinger
68%inclusion100 decks147 decks
68%synergy
Vodalian Hexcatcher
68%inclusion100 decks147 decks
67%synergy
Kopala, Warden of Waves
68%inclusion100 decks147 decks
67%synergy
Merfolk Sovereign
67%inclusion99 decks147 decks
67%synergy
Summon the School
66%inclusion97 decks147 decks
66%synergy
Emperor Mihail II
66%inclusion97 decks147 decks
65%synergy
Lord of Atlantis
65%inclusion95 decks147 decks
64%synergy
Counterspell
65%inclusion95 decks147 decks
23%synergy
Deeproot Waters
63%inclusion93 decks147 decks
62%synergy
Seafloor Oracle
63%inclusion92 decks147 decks
62%synergy
Game Changers
Seedborn Muse
41%inclusion18 decks44 decks
33%synergy
Cyclonic Rift
29%inclusion42 decks147 decks
5%synergy
Enlightened Tutor
28%inclusion41 decks147 decks
12%synergy
Aura Shards
27%inclusion12 decks44 decks
20%synergy
Thassa's Oracle
26%inclusion38 decks147 decks
19%synergy
Rhystic Study
22%inclusion32 decks147 decks
-3%synergy
Teferi's Protection
18%inclusion26 decks147 decks
1%synergy
Mystical Tutor
11%inclusion16 decks147 decks
-2%synergy
Worldly Tutor
9.1%inclusion4 decks44 decks
-3%synergy
Force of Will
8.2%inclusion12 decks147 decks
-2%synergy
Creatures
Seahunter
59%inclusion87 decks147 decks
59%synergy
Wanderwine Prophets
59%inclusion87 decks147 decks
59%synergy
Kiora's Follower
59%inclusion26 decks44 decks
54%synergy
Fallowsage
52%inclusion77 decks147 decks
52%synergy
Hakbal of the Surging Soul
52%inclusion23 decks44 decks
51%synergy
Vodalian Wave-Knight
51%inclusion75 decks147 decks
50%synergy
Surgespanner
47%inclusion69 decks147 decks
47%synergy
Cold-Eyed Selkie
45%inclusion20 decks44 decks
41%synergy
Sigil Tracer
44%inclusion65 decks147 decks
44%synergy
Thada Adel, Acquisitor
43%inclusion63 decks147 decks
42%synergy
Forerunner of the Heralds
39%inclusion17 decks44 decks
38%synergy
Harpoon Sniper
38%inclusion56 decks147 decks
38%synergy
Vohar, Vodalian Desecrator
36%inclusion5 decks14 decks
34%synergy
Merfolk Mistbinder
34%inclusion15 decks44 decks
33%synergy
Thieving Skydiver
33%inclusion48 decks147 decks
31%synergy
Singer of Swift Rivers
32%inclusion14 decks44 decks
30%synergy
Murkfiend Liege
32%inclusion14 decks44 decks
29%synergy
Realmwalker
32%inclusion14 decks44 decks
27%synergy
Harbinger of the Seas
31%inclusion41 decks131 decks
30%synergy
Tishana's Tidebinder
31%inclusion46 decks147 decks
30%synergy
Silvergill Adept
31%inclusion45 decks147 decks
30%synergy
Puresight Merrow
30%inclusion44 decks147 decks
30%synergy
Sage of Fables
30%inclusion44 decks147 decks
30%synergy
Deeproot Elite
30%inclusion13 decks44 decks
29%synergy
Tatyova, Benthic Druid
30%inclusion13 decks44 decks
17%synergy
Hollowsage
29%inclusion4 decks14 decks
29%synergy
Inkfathom Witch
29%inclusion4 decks14 decks
28%synergy
Mirror Entity
28%inclusion41 decks147 decks
24%synergy
Sygg, River Guide
26%inclusion38 decks147 decks
26%synergy
Unsettled Mariner
26%inclusion38 decks147 decks
24%synergy
Azami, Lady of Scrolls
25%inclusion37 decks147 decks
24%synergy
Deeproot Historian
25%inclusion11 decks44 decks
24%synergy
Empress Galina
24%inclusion36 decks147 decks
24%synergy
Merfolk Trickster
24%inclusion36 decks147 decks
24%synergy
Coralhelm Commander
24%inclusion35 decks147 decks
24%synergy
Mist Dancer
24%inclusion35 decks147 decks
23%synergy
Wake Thrasher
23%inclusion34 decks147 decks
23%synergy
Tideshaper Mystic
22%inclusion33 decks147 decks
22%synergy
Deepchannel Mentor
22%inclusion33 decks147 decks
22%synergy
Araumi of the Dead Tide
21%inclusion3 decks14 decks
21%synergy
Zareth San, the Trickster
21%inclusion3 decks14 decks
21%synergy
Grimoire Thief
21%inclusion31 decks147 decks
21%synergy
Vedalken Aethermage
21%inclusion31 decks147 decks
21%synergy
Thrasios, Triton Hero
20%inclusion9 decks44 decks
18%synergy
Streambed Aquitects
20%inclusion30 decks147 decks
20%synergy
Tide Shaper
20%inclusion30 decks147 decks
20%synergy
Mindspring Merfolk
20%inclusion20 decks98 decks
20%synergy
Tishana, Voice of Thunder
18%inclusion8 decks44 decks
17%synergy
Adrix and Nev, Twincasters
18%inclusion8 decks44 decks
13%synergy
True-Name Nemesis
18%inclusion26 decks147 decks
17%synergy
Instants
Swords to Plowshares
61%inclusion89 decks147 decks
-1%synergy
Path to Exile
56%inclusion83 decks147 decks
9%synergy
Heroic Intervention
36%inclusion16 decks44 decks
6%synergy
Arcane Denial
31%inclusion45 decks147 decks
10%synergy
Dovin's Veto
30%inclusion44 decks147 decks
12%synergy
Beast Within
30%inclusion13 decks44 decks
-5%synergy
Generous Gift
26%inclusion38 decks147 decks
3%synergy
Negate
23%inclusion34 decks147 decks
2%synergy
Muddle the Mixture
22%inclusion32 decks147 decks
17%synergy
Brainstorm
16%inclusion23 decks147 decks
-3%synergy
Eladamri's Call
14%inclusion6 decks44 decks
4%synergy
Swan Song
13%inclusion19 decks147 decks
-4%synergy
An Offer You Can't Refuse
13%inclusion19 decks147 decks
-11%synergy
Mana Drain
12%inclusion18 decks147 decks
-2%synergy
Fierce Guardianship
12%inclusion17 decks147 decks
-6%synergy
Sink into Stupor
11%inclusion15 decks131 decks
1%synergy
Sage's Dousing
10%inclusion15 decks147 decks
10%synergy
Wizard's Retort
10%inclusion14 decks147 decks
9%synergy
Cryptic Command
10%inclusion14 decks147 decks
8%synergy
Akroma's Will
10%inclusion14 decks147 decks
0%synergy
Flawless Maneuver
10%inclusion14 decks147 decks
-1%synergy
Render Silent
8.8%inclusion13 decks147 decks
7%synergy
Aetherize
8.8%inclusion13 decks147 decks
2%synergy
Stroke of Midnight
8.8%inclusion13 decks147 decks
-2%synergy
Flare of Denial
8.2%inclusion11 decks134 decks
6%synergy
Force of Negation
8.2%inclusion12 decks147 decks
0%synergy
Pongify
8.2%inclusion12 decks147 decks
-3%synergy
Crib Swap
7.5%inclusion11 decks147 decks
6%synergy
Disallow
7.5%inclusion11 decks147 decks
6%synergy
Dramatic Reversal
7.5%inclusion11 decks147 decks
3%synergy
Simic Charm
6.8%inclusion3 decks44 decks
4%synergy
Chord of Calling
6.8%inclusion3 decks44 decks
1%synergy
Nature's Claim
6.8%inclusion3 decks44 decks
-1%synergy
Growth Spiral
6.8%inclusion3 decks44 decks
-14%synergy
Disenchant
6.8%inclusion10 decks147 decks
4%synergy
Return to Dust
6.1%inclusion9 decks147 decks
3%synergy
Opt
6.1%inclusion9 decks147 decks
-3%synergy
High Tide
5.4%inclusion8 decks147 decks
2%synergy
Unbreakable Formation
5.4%inclusion8 decks147 decks
0%synergy
Sorceries
Farseek
48%inclusion21 decks44 decks
12%synergy
Nature's Lore
45%inclusion20 decks44 decks
14%synergy
Cultivate
41%inclusion18 decks44 decks
-2%synergy
Distant Melody
35%inclusion52 decks147 decks
31%synergy
Three Visits
34%inclusion15 decks44 decks
10%synergy
Aquitect's Will
33%inclusion48 decks147 decks
32%synergy
Supreme Verdict
25%inclusion37 decks147 decks
13%synergy
Rampant Growth
25%inclusion11 decks44 decks
-9%synergy
Kindred Dominance
21%inclusion3 decks14 decks
18%synergy
Harvest Season
18%inclusion8 decks44 decks
17%synergy
Ponder
18%inclusion26 decks147 decks
6%synergy
Raise the Palisade
16%inclusion24 decks147 decks
13%synergy
Idyllic Tutor
16%inclusion24 decks147 decks
12%synergy
Kodama's Reach
16%inclusion7 decks44 decks
-12%synergy
Rite of Replication
14%inclusion21 decks147 decks
11%synergy
Austere Command
14%inclusion20 decks147 decks
1%synergy
Step Through
12%inclusion18 decks147 decks
11%synergy
Sevinne's Reclamation
12%inclusion18 decks147 decks
5%synergy
Skyshroud Claim
11%inclusion5 decks44 decks
3%synergy
Bala Ged Recovery
9.1%inclusion4 decks44 decks
1%synergy
Dusk // Dawn
8.8%inclusion13 decks147 decks
5%synergy
Farewell
8.2%inclusion12 decks147 decks
-5%synergy
Utility Artifacts
Bident of Thassa
37%inclusion54 decks147 decks
31%synergy
Lightning Greaves
15%inclusion22 decks147 decks
-10%synergy
Herald's Horn
14%inclusion21 decks147 decks
8%synergy
Wayfarer's Bauble
14%inclusion21 decks147 decks
6%synergy
Door of Destinies
13%inclusion19 decks147 decks
11%synergy
Quicksilver Fountain
12%inclusion18 decks147 decks
12%synergy
Robe of the Archmagi
12%inclusion18 decks147 decks
12%synergy
Sapphire Medallion
12%inclusion18 decks147 decks
9%synergy
Coat of Arms
12%inclusion17 decks147 decks
10%synergy
Vanquisher's Banner
10%inclusion15 decks147 decks
7%synergy
Conduit of Worlds
9.1%inclusion4 decks44 decks
3%synergy
Skullclamp
8.2%inclusion12 decks147 decks
-3%synergy
Swiftfoot Boots
8.2%inclusion12 decks147 decks
-19%synergy
Throne of the God-Pharaoh
6.8%inclusion10 decks147 decks
6%synergy
Sword of the Animist
6.8%inclusion10 decks147 decks
2%synergy
Thousand-Year Elixir
6.1%inclusion9 decks147 decks
4%synergy
Aether Vial
5.4%inclusion8 decks147 decks
5%synergy
Sword of Light and Shadow
5.4%inclusion8 decks147 decks
5%synergy
Blackblade Reforged
5.4%inclusion8 decks147 decks
2%synergy
Sensei's Divining Top
5.4%inclusion8 decks147 decks
1%synergy
Enchantments
Cryptolith Rite
61%inclusion27 decks44 decks
58%synergy
Kindred Discovery
49%inclusion72 decks147 decks
42%synergy
Opposition
44%inclusion65 decks147 decks
44%synergy
Quest for Renewal
39%inclusion17 decks44 decks
38%synergy
Elven Chorus
30%inclusion13 decks44 decks
27%synergy
Reflections of Littjara
27%inclusion39 decks147 decks
22%synergy
Spreading Seas
23%inclusion34 decks147 decks
23%synergy
Freed from the Real
20%inclusion29 decks147 decks
18%synergy
Glare of Subdual
18%inclusion8 decks44 decks
18%synergy
Mystic Remora
16%inclusion24 decks147 decks
0%synergy
Earthcraft
16%inclusion7 decks44 decks
15%synergy
Smothering Tithe
14%inclusion21 decks147 decks
-8%synergy
Enchantress's Presence
14%inclusion6 decks44 decks
10%synergy
Sterling Grove
14%inclusion6 decks44 decks
7%synergy
Mirari's Wake
14%inclusion6 decks44 decks
3%synergy
Propaganda
13%inclusion19 decks147 decks
-1%synergy
Ghostly Prison
12%inclusion17 decks147 decks
0%synergy
Fertile Ground
11%inclusion5 decks44 decks
8%synergy
Beastmaster Ascension
11%inclusion5 decks44 decks
6%synergy
Growing Rites of Itlimoc
11%inclusion5 decks44 decks
6%synergy
Coastal Piracy
11%inclusion16 decks147 decks
9%synergy
Reconnaissance Mission
11%inclusion16 decks147 decks
7%synergy
Land Tax
11%inclusion16 decks147 decks
4%synergy
Dazzling Theater // Prop Room
10%inclusion12 decks115 decks
8%synergy
Song of Freyalise
9.1%inclusion4 decks44 decks
8%synergy
Concordant Crossroads
9.1%inclusion4 decks44 decks
7%synergy
Wild Growth
9.1%inclusion4 decks44 decks
-1%synergy
Leyline of Anticipation
8.8%inclusion13 decks147 decks
5%synergy
Pemmin's Aura
7.5%inclusion11 decks147 decks
6%synergy
Burgeoning
6.8%inclusion3 decks44 decks
3%synergy
Simic Ascendancy
6.8%inclusion3 decks44 decks
1%synergy
Brokers Ascendancy
6.8%inclusion3 decks44 decks
1%synergy
Utopia Sprawl
6.8%inclusion3 decks44 decks
-1%synergy
Exploration
6.8%inclusion3 decks44 decks
-1%synergy
Folk Hero
6.8%inclusion10 decks147 decks
6%synergy
Aquatic Incursion
6.1%inclusion9 decks147 decks
6%synergy
Verity Circle
6.1%inclusion9 decks147 decks
5%synergy
Oblivion Ring
6.1%inclusion9 decks147 decks
5%synergy
Sea's Claim
5.4%inclusion8 decks147 decks
5%synergy
Reconnaissance
5.4%inclusion8 decks147 decks
2%synergy
Imprisoned in the Moon
5.4%inclusion8 decks147 decks
2%synergy
Anointed Procession
5.4%inclusion8 decks147 decks
-2%synergy
Waterbender Ascension
5.3%inclusion1 decks19 decks
3%synergy
Utility Lands
Reliquary Tower
44%inclusion65 decks147 decks
14%synergy
Riptide Laboratory
27%inclusion40 decks147 decks
25%synergy
Alchemist's Refuge
23%inclusion10 decks44 decks
17%synergy
Bojuka Bog
21%inclusion3 decks14 decks
-8%synergy
Mutavault
21%inclusion31 decks147 decks
20%synergy
Halimar Depths
19%inclusion28 decks147 decks
16%synergy
Gavony Township
18%inclusion8 decks44 decks
10%synergy
Three Tree City
16%inclusion20 decks125 decks
11%synergy
Mystic Sanctuary
15%inclusion22 decks147 decks
4%synergy
Otawara, Soaring City
14%inclusion20 decks147 decks
-3%synergy
Boseiju, Who Endures
11%inclusion5 decks44 decks
-7%synergy
Hall of Heliod's Generosity
11%inclusion16 decks147 decks
4%synergy
Tolaria West
10%inclusion14 decks147 decks
8%synergy
Rogue's Passage
10%inclusion14 decks147 decks
-11%synergy
Eiganjo, Seat of the Empire
8.2%inclusion12 decks147 decks
1%synergy
Castle Vantress
7.5%inclusion11 decks147 decks
4%synergy
Scavenger Grounds
7.5%inclusion11 decks147 decks
4%synergy
Nykthos, Shrine to Nyx
7.5%inclusion11 decks147 decks
2%synergy
Lonely Sandbar
6.1%inclusion9 decks147 decks
3%synergy
Adagia, Windswept Bastion
5.7%inclusion3 decks53 decks
3%synergy
Rivendell
5.4%inclusion8 decks147 decks
2%synergy
Mana Artifacts
Sol Ring
78%inclusion114 decks147 decks
-6%synergy
Arcane Signet
65%inclusion95 decks147 decks
-8%synergy
Azorius Signet
40%inclusion59 decks147 decks
18%synergy
Paradise Mantle
37%inclusion55 decks147 decks
37%synergy
Talisman of Progress
31%inclusion46 decks147 decks
6%synergy
Springleaf Drum
27%inclusion39 decks147 decks
24%synergy
Thought Vessel
18%inclusion26 decks147 decks
0%synergy
Fellwar Stone
17%inclusion25 decks147 decks
-4%synergy
Simic Signet
14%inclusion6 decks44 decks
2%synergy
Commander's Sphere
13%inclusion19 decks147 decks
0%synergy
Patchwork Banner
12%inclusion15 decks124 decks
7%synergy
Selesnya Signet
9.1%inclusion4 decks44 decks
2%synergy
Mind Stone
7.5%inclusion11 decks147 decks
-8%synergy
Talisman of Curiosity
6.8%inclusion3 decks44 decks
-6%synergy
Decanter of Endless Water
5.4%inclusion8 decks147 decks
1%synergy
Lands
Command Tower
84%inclusion124 decks147 decks
10%synergy
Wanderwine Hub
72%inclusion106 decks147 decks
72%synergy
Watery Grave
71%inclusion10 decks14 decks
30%synergy
Breeding Pool
61%inclusion27 decks44 decks
20%synergy
Glacial Fortress
59%inclusion86 decks147 decks
26%synergy
Spara's Headquarters
55%inclusion24 decks44 decks
26%synergy
Prairie Stream
52%inclusion76 decks147 decks
18%synergy
Hallowed Fountain
52%inclusion76 decks147 decks
12%synergy
Seaside Citadel
50%inclusion22 decks44 decks
23%synergy
Mystic Monastery
50%inclusion3 decks6 decks
21%synergy
Path of Ancestry
49%inclusion72 decks147 decks
27%synergy
Rejuvenating Springs
48%inclusion21 decks44 decks
21%synergy
Overgrown Tomb
45%inclusion5 decks11 decks
5%synergy
Hinterland Harbor
43%inclusion19 decks44 decks
11%synergy
Temple Garden
43%inclusion19 decks44 decks
5%synergy
Drowned Catacomb
43%inclusion6 decks14 decks
14%synergy
Godless Shrine
43%inclusion6 decks14 decks
2%synergy
Sea of Clouds
37%inclusion55 decks147 decks
13%synergy
Port Town
37%inclusion54 decks147 decks
22%synergy
Yavimaya Coast
36%inclusion16 decks44 decks
9%synergy
Morphic Pool
36%inclusion5 decks14 decks
11%synergy
Adarkar Wastes
33%inclusion48 decks147 decks
10%synergy
Dreamroot Cascade
32%inclusion14 decks44 decks
11%synergy
Flooded Strand
31%inclusion45 decks147 decks
19%synergy
Azorius Chancery
30%inclusion44 decks147 decks
16%synergy
Deserted Beach
30%inclusion44 decks147 decks
13%synergy
Underground River
29%inclusion4 decks14 decks
6%synergy
Raffine's Tower
29%inclusion4 decks14 decks
4%synergy
Llanowar Wastes
27%inclusion3 decks11 decks
1%synergy
Sunpetal Grove
27%inclusion12 decks44 decks
0%synergy
Indatha Triome
27%inclusion3 decks11 decks
-1%synergy
Zagoth Triome
27%inclusion3 decks11 decks
-1%synergy
Opulent Palace
27%inclusion3 decks11 decks
-1%synergy
Temple of Enlightenment
27%inclusion39 decks147 decks
10%synergy
Simic Growth Chamber
25%inclusion11 decks44 decks
7%synergy
Canopy Vista
25%inclusion11 decks44 decks
-11%synergy
Exotic Orchard
24%inclusion35 decks147 decks
-13%synergy
Cavern of Souls
23%inclusion34 decks147 decks
16%synergy
Skycloud Expanse
23%inclusion34 decks147 decks
9%synergy
Bountiful Promenade
23%inclusion10 decks44 decks
0%synergy
Shipwreck Marsh
21%inclusion3 decks14 decks
3%synergy
Sunken Hollow
21%inclusion3 decks14 decks
-13%synergy
Secluded Courtyard
21%inclusion31 decks147 decks
17%synergy
Overgrown Farmland
20%inclusion9 decks44 decks
3%synergy
Unclaimed Territory
20%inclusion30 decks147 decks
16%synergy
Hengegate Pathway
20%inclusion29 decks147 decks
13%synergy
Mystic Gate
20%inclusion29 decks147 decks
13%synergy
Nimbus Maze
19%inclusion28 decks147 decks
15%synergy
Irrigated Farmland
19%inclusion28 decks147 decks
11%synergy
Flooded Grove
18%inclusion8 decks44 decks
3%synergy