Intruder Alarm
Maskwood Nexus
Myr Welder

   Prerequisites

What do I need to start this combo?
Maskwood Nexus in exile (Maskwood Nexus exiled by Myr Welder in exile).
Intruder Alarm and Myr Welder on the battlefield.
Creatures you control can tap to produce at least 3.

   Steps

How does this combo work?
1
Activate any number of mana-producing creatures you control by tapping them, adding at least 3.
2
Activate Myr Welder using Maskwood Nexus's ability by paying 3 and tapping it, creating a 2/2 Shapeshifter creature token.
3
When the Shapeshifter enters the battlefield, Intruder Alarm triggers, untapping all creatures.
4
Repeat from step 2.
5
If creatures you control can tap to produce at least 4, this combo nets infinite mana.

   Results

What do I get from this combo?
Infinite ETB
Infinite creature tokens
Infinite mana creatures you control can produce
Infinite untap of creatures
Urtet, Remnant of Memnarch
0.6%inclusion85 decks15.3K decks
Shorikai, Genesis Engine
0.0%inclusion1 decks19.4K decks
Mm'menon, the Right Hand
0.0%inclusion1 decks2.41K decks
The Fourteenth Doctor // Clara Oswald
0.1%inclusion1 decks1.80K decks
Rukarumel, Biologist
0.0%inclusion1 decks3.87K decks
Derevi, Empyrial Tactician
0.0%inclusion1 decks10.6K decks
Niv-Mizzet, Parun
0.0%inclusion1 decks15.8K decks
The Ur-Dragon
0.0%inclusion1 decks42.8K decks
Zur the Enchanter
0.0%inclusion1 decks14K decks
Urza, Chief Artificer
0.0%inclusion1 decks15.8K decks
New Cards
Firdoch Core
13%inclusion1 decks8 decks
12%synergy
High Synergy Cards
Iron Myr
98%inclusion87 decks89 decks
95%synergy
Copper Myr
96%inclusion85 decks89 decks
94%synergy
Myr Galvanizer
95%inclusion89 decks94 decks
94%synergy
Leaden Myr
96%inclusion86 decks90 decks
94%synergy
Silver Myr
96%inclusion90 decks94 decks
93%synergy
Gold Myr
96%inclusion88 decks92 decks
93%synergy
Palladium Myr
93%inclusion87 decks94 decks
91%synergy
Myr Battlesphere
89%inclusion84 decks94 decks
88%synergy
Myr Retriever
85%inclusion80 decks94 decks
83%synergy
Shimmer Myr
81%inclusion76 decks94 decks
80%synergy
Top Cards
Alloy Myr
79%inclusion74 decks94 decks
78%synergy
Plague Myr
73%inclusion69 decks94 decks
73%synergy
Myr Propagator
72%inclusion68 decks94 decks
72%synergy
Myr Kinsmith
72%inclusion68 decks94 decks
72%synergy
Myr Turbine
66%inclusion62 decks94 decks
66%synergy
Myr Convert
65%inclusion61 decks94 decks
64%synergy
Jhoira, Weatherlight Captain
62%inclusion55 decks89 decks
56%synergy
Clock of Omens
62%inclusion58 decks94 decks
61%synergy
Myr Matrix
61%inclusion57 decks94 decks
61%synergy
Unwinding Clock
61%inclusion57 decks94 decks
58%synergy
Game Changers
Enlightened Tutor
28%inclusion26 decks92 decks
13%synergy
Demonic Tutor
24%inclusion22 decks90 decks
5%synergy
Cyclonic Rift
22%inclusion21 decks94 decks
0%synergy
Fierce Guardianship
17%inclusion16 decks94 decks
-1%synergy
Vampiric Tutor
16%inclusion14 decks90 decks
1%synergy
Worldly Tutor
10%inclusion9 decks89 decks
-2%synergy
The One Ring
10%inclusion9 decks94 decks
1%synergy
Mana Vault
8.5%inclusion8 decks94 decks
3%synergy
Mox Diamond
6.4%inclusion6 decks94 decks
2%synergy
Mishra's Workshop
5.3%inclusion5 decks94 decks
5%synergy
Creatures
Foundry Inspector
48%inclusion45 decks94 decks
44%synergy
Etherium Sculptor
48%inclusion45 decks94 decks
42%synergy
Lodestone Myr
43%inclusion40 decks94 decks
42%synergy
Brudiclad, Telchor Engineer
42%inclusion37 decks89 decks
39%synergy
Darksteel Myr
40%inclusion38 decks94 decks
40%synergy
Myr Superion
37%inclusion35 decks94 decks
37%synergy
Myrsmith
37%inclusion34 decks92 decks
37%synergy
Hovermyr
36%inclusion34 decks94 decks
36%synergy
Knighted Myr
35%inclusion32 decks92 decks
35%synergy
Alibou, Ancient Witness
32%inclusion28 decks88 decks
29%synergy
Ichorclaw Myr
31%inclusion29 decks94 decks
30%synergy
Steel Overseer
31%inclusion29 decks94 decks
29%synergy
Mirror Entity
27%inclusion25 decks92 decks
24%synergy
Padeem, Consul of Innovation
26%inclusion24 decks94 decks
22%synergy
Urza, Prince of Kroog
25%inclusion23 decks92 decks
23%synergy
Urza, Lord High Artificer
24%inclusion23 decks94 decks
21%synergy
Myr Sire
23%inclusion22 decks94 decks
23%synergy
Myr Enforcer
22%inclusion21 decks94 decks
22%synergy
Enduring Vitality
22%inclusion16 decks74 decks
16%synergy
Realmwalker
21%inclusion19 decks89 decks
17%synergy
Metallic Mimic
20%inclusion19 decks94 decks
19%synergy
Frogmyr Enforcer
20%inclusion16 decks82 decks
19%synergy
Scrap Trawler
18%inclusion17 decks94 decks
16%synergy
Marvin, Murderous Mimic
18%inclusion14 decks79 decks
16%synergy
Emry, Lurker of the Loch
17%inclusion16 decks94 decks
13%synergy
Phyrexian Metamorph
17%inclusion16 decks94 decks
10%synergy
Losheel, Clockwork Scholar
16%inclusion15 decks92 decks
14%synergy
Perilous Myr
16%inclusion15 decks94 decks
16%synergy
Roaming Throne
15%inclusion14 decks94 decks
8%synergy
Myr Custodian
14%inclusion13 decks94 decks
14%synergy
Cybermen Squadron
14%inclusion13 decks94 decks
13%synergy
Caradora, Heart of Alacria
14%inclusion8 decks58 decks
13%synergy
Enthusiastic Mechanaut
13%inclusion12 decks89 decks
9%synergy
Teshar, Ancestor's Apostle
13%inclusion12 decks92 decks
11%synergy
Voltaic Construct
13%inclusion12 decks94 decks
13%synergy
Adaptive Automaton
13%inclusion12 decks94 decks
12%synergy
Vedalken Archmage
13%inclusion12 decks94 decks
12%synergy
Cyberdrive Awakener
13%inclusion12 decks94 decks
10%synergy
Oviya, Automech Artisan
13%inclusion7 decks56 decks
11%synergy
Kinnan, Bonder Prodigy
12%inclusion11 decks89 decks
8%synergy
Kolodin, Triumph Caster
12%inclusion7 decks58 decks
12%synergy
Guardian Sunmare
12%inclusion7 decks58 decks
12%synergy
Myr Moonvessel
12%inclusion11 decks94 decks
12%synergy
Mycosynth Golem
12%inclusion11 decks94 decks
11%synergy
Cyberman Patrol
12%inclusion11 decks94 decks
11%synergy
Cosima, God of the Voyage
12%inclusion11 decks94 decks
11%synergy
Bloodline Pretender
12%inclusion11 decks94 decks
11%synergy
Shimmer Dragon
12%inclusion11 decks94 decks
10%synergy
Esper Sentinel
11%inclusion10 decks92 decks
-8%synergy
Canoptek Spyder
11%inclusion10 decks94 decks
10%synergy
Instants
Dispatch
50%inclusion46 decks92 decks
44%synergy
Swords to Plowshares
41%inclusion38 decks92 decks
-20%synergy
Heroic Intervention
31%inclusion28 decks89 decks
1%synergy
Counterspell
26%inclusion24 decks94 decks
-16%synergy
Path to Exile
20%inclusion18 decks92 decks
-28%synergy
Boros Charm
19%inclusion17 decks88 decks
-3%synergy
Beast Within
18%inclusion16 decks89 decks
-16%synergy
Whir of Invention
16%inclusion15 decks94 decks
13%synergy
Crib Swap
15%inclusion14 decks92 decks
14%synergy
Teferi's Protection
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-3%synergy
An Offer You Can't Refuse
13%inclusion12 decks94 decks
-12%synergy
Arcane Denial
12%inclusion11 decks94 decks
-9%synergy
Desynchronization
10%inclusion9 decks86 decks
8%synergy
Assassin's Trophy
10%inclusion9 decks88 decks
-20%synergy
Generous Gift
10%inclusion9 decks92 decks
-13%synergy
Dramatic Reversal
10%inclusion9 decks94 decks
5%synergy
Mana Drain
10%inclusion9 decks94 decks
-5%synergy
Flawless Maneuver
8.7%inclusion8 decks92 decks
-2%synergy
Negate
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-12%synergy
Inspiring Call
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0%synergy
Deadly Rollick
6.7%inclusion6 decks90 decks
-7%synergy
Master's Call
6.5%inclusion6 decks92 decks
6%synergy
Stroke of Midnight
6.5%inclusion6 decks92 decks
-4%synergy
Paradoxical Outcome
6.4%inclusion6 decks94 decks
6%synergy
Swan Song
6.4%inclusion6 decks94 decks
-11%synergy
Eladamri's Call
5.6%inclusion5 decks89 decks
-3%synergy
Deflecting Swat
5.6%inclusion5 decks89 decks
-11%synergy
Dark Ritual
5.6%inclusion5 decks90 decks
-19%synergy
Anguished Unmaking
5.6%inclusion5 decks90 decks
-19%synergy
Sorceries
Organic Extinction
39%inclusion36 decks92 decks
37%synergy
Fabricate
22%inclusion21 decks94 decks
17%synergy
Wake the Past
20%inclusion18 decks88 decks
17%synergy
All Is Dust
15%inclusion14 decks94 decks
13%synergy
Thoughtcast
15%inclusion14 decks94 decks
12%synergy
Distant Melody
15%inclusion14 decks94 decks
11%synergy
Farseek
13%inclusion12 decks89 decks
-22%synergy
Dance of the Manse
11%inclusion10 decks92 decks
8%synergy
Cultivate
10%inclusion9 decks89 decks
-33%synergy
Vandalblast
9.0%inclusion8 decks89 decks
-7%synergy
Voyage Home
8.3%inclusion5 decks60 decks
6%synergy
Delete
7.9%inclusion7 decks89 decks
7%synergy
March of Progress
6.4%inclusion6 decks94 decks
6%synergy
Ruinous Ultimatum
5.7%inclusion5 decks88 decks
-13%synergy
Kodama's Reach
5.6%inclusion5 decks89 decks
-22%synergy
Their Name Is Death
5.6%inclusion5 decks90 decks
5%synergy
Open the Vaults
5.4%inclusion5 decks92 decks
4%synergy
Utility Artifacts
Mystic Forge
48%inclusion45 decks94 decks
45%synergy
Staff of Domination
37%inclusion35 decks94 decks
36%synergy
Genesis Chamber
36%inclusion34 decks94 decks
36%synergy
Sculpting Steel
31%inclusion29 decks94 decks
29%synergy
Time Sieve
29%inclusion26 decks90 decks
26%synergy
Urza's Incubator
29%inclusion27 decks94 decks
25%synergy
Darksteel Forge
28%inclusion26 decks94 decks
27%synergy
Forsaken Monument
23%inclusion22 decks94 decks
22%synergy
Sensei's Divining Top
23%inclusion22 decks94 decks
19%synergy
Skullclamp
23%inclusion22 decks94 decks
12%synergy
Cloud Key
19%inclusion18 decks94 decks
17%synergy
Ashnod's Altar
19%inclusion18 decks94 decks
13%synergy
Uthros Research Craft
19%inclusion7 decks37 decks
16%synergy
Krark-Clan Ironworks
17%inclusion16 decks94 decks
16%synergy
Swiftfoot Boots
17%inclusion16 decks94 decks
-10%synergy
Shorikai, Genesis Engine
16%inclusion15 decks92 decks
14%synergy
Lightning Greaves
16%inclusion15 decks94 decks
-9%synergy
Lux Artillery
15%inclusion14 decks94 decks
14%synergy
Vanquisher's Banner
14%inclusion13 decks94 decks
10%synergy
Salvation Engine
14%inclusion8 decks58 decks
13%synergy
Nautiloid Ship
13%inclusion12 decks94 decks
12%synergy
Mirrorworks
13%inclusion12 decks94 decks
12%synergy
Thousand-Year Elixir
13%inclusion12 decks94 decks
11%synergy
Herald's Horn
13%inclusion12 decks94 decks
7%synergy
Lifecraft Engine
13%inclusion8 decks64 decks
12%synergy
Lumbering Worldwagon
12%inclusion7 decks57 decks
11%synergy
Myr Incubator
12%inclusion11 decks94 decks
12%synergy
Reckoner Bankbuster
12%inclusion11 decks94 decks
11%synergy
Thunderhawk Gunship
12%inclusion11 decks94 decks
11%synergy
Reaver Titan
12%inclusion11 decks94 decks
11%synergy
Agatha's Soul Cauldron
12%inclusion11 decks94 decks
11%synergy
Imposter Mech
12%inclusion11 decks94 decks
10%synergy
Idol of Oblivion
12%inclusion11 decks94 decks
7%synergy
Mobilizer Mech
11%inclusion10 decks94 decks
10%synergy
Mycosynth Lattice
11%inclusion10 decks94 decks
10%synergy
Smuggler's Copter
11%inclusion10 decks94 decks
10%synergy
Alacrian Armory
10%inclusion6 decks58 decks
10%synergy
Guidelight Matrix
10%inclusion6 decks59 decks
10%synergy
Mirage Mirror
10%inclusion9 decks94 decks
8%synergy
Rolling Hamsphere
8.5%inclusion7 decks82 decks
8%synergy
Subterranean Schooner
8.5%inclusion8 decks94 decks
8%synergy
Semblance Anvil
8.5%inclusion8 decks94 decks
8%synergy
Eldrazi Monument
8.5%inclusion8 decks94 decks
7%synergy
Isochron Scepter
8.5%inclusion8 decks94 decks
7%synergy
Demonic Junker
8.5%inclusion5 decks59 decks
8%synergy
Encroaching Mycosynth
7.4%inclusion7 decks94 decks
7%synergy
Akroma's Memorial
7.4%inclusion7 decks94 decks
6%synergy
The Indomitable
7.4%inclusion7 decks94 decks
6%synergy
Banner of Kinship
6.8%inclusion5 decks74 decks
4%synergy
Symmetry Matrix
6.4%inclusion6 decks94 decks
6%synergy
Enchantments
Cryptolith Rite
56%inclusion50 decks89 decks
52%synergy
Mirrodin Besieged
50%inclusion47 decks94 decks
49%synergy
Elven Chorus
36%inclusion32 decks89 decks
33%synergy
Doubling Season
31%inclusion28 decks89 decks
22%synergy
Kindred Discovery
30%inclusion28 decks94 decks
23%synergy
Mechanized Production
28%inclusion26 decks94 decks
25%synergy
Rhystic Study
20%inclusion19 decks94 decks
-4%synergy
Reflections of Littjara
19%inclusion18 decks94 decks
15%synergy
Mana Echoes
17%inclusion15 decks89 decks
16%synergy
Simic Ascendancy
17%inclusion15 decks89 decks
11%synergy
Anointed Procession
13%inclusion12 decks92 decks
6%synergy
Parallel Lives
12%inclusion11 decks89 decks
6%synergy
Mystic Remora
10%inclusion9 decks94 decks
-7%synergy
Leyline of the Guildpact
9.1%inclusion8 decks88 decks
-6%synergy
Rising of the Day
9.0%inclusion8 decks89 decks
5%synergy
Primal Vigor
7.9%inclusion7 decks89 decks
5%synergy
Tempered Steel
7.6%inclusion7 decks92 decks
6%synergy
Leyline of Transformation
7.6%inclusion6 decks79 decks
7%synergy
Echoes of Eternity
6.8%inclusion6 decks88 decks
6%synergy
Smothering Tithe
6.5%inclusion6 decks92 decks
-15%synergy
Arcane Adaptation
6.4%inclusion6 decks94 decks
5%synergy
Xenograft
5.3%inclusion5 decks94 decks
5%synergy
Opposition
5.3%inclusion5 decks94 decks
5%synergy
Artificer Class
5.3%inclusion5 decks94 decks
4%synergy
Thopter Spy Network
5.3%inclusion5 decks94 decks
2%synergy
Dazzling Theater // Prop Room
5.2%inclusion4 decks77 decks
3%synergy
Planeswalkers
Tezzeret, Master of the Bridge
30%inclusion27 decks90 decks
28%synergy
Chandra, Spark Hunter
14%inclusion8 decks58 decks
13%synergy
Tezzeret, Cruel Captain
10%inclusion4 decks40 decks
8%synergy
Tezzeret the Seeker
7.4%inclusion7 decks94 decks
5%synergy
Karn, the Great Creator
6.4%inclusion6 decks94 decks
5%synergy
Utility Lands
Seat of the Synod
55%inclusion52 decks94 decks
49%synergy
Ancient Den
53%inclusion49 decks92 decks
48%synergy
Tree of Tales
52%inclusion46 decks89 decks
49%synergy
Vault of Whispers
50%inclusion45 decks90 decks
46%synergy
Great Furnace
47%inclusion42 decks89 decks
41%synergy
Darksteel Citadel
46%inclusion43 decks94 decks
42%synergy
Inventors' Fair
41%inclusion39 decks94 decks
38%synergy
Academy Ruins
41%inclusion39 decks94 decks
36%synergy
Buried Ruin
39%inclusion37 decks94 decks
35%synergy
Reliquary Tower
34%inclusion32 decks94 decks
4%synergy
Three Tree City
28%inclusion23 decks82 decks
23%synergy
Cascading Cataracts
23%inclusion22 decks94 decks
22%synergy
Urza's Saga
22%inclusion21 decks94 decks
15%synergy
Uthros, Titanic Godcore
22%inclusion8 decks37 decks
18%synergy
Urza's Power Plant
21%inclusion20 decks94 decks
20%synergy
Urza's Mine
21%inclusion20 decks94 decks
20%synergy
Urza's Tower
21%inclusion20 decks94 decks
20%synergy
Treasure Vault
21%inclusion20 decks94 decks
19%synergy
Tomb of the Spirit Dragon
15%inclusion14 decks94 decks
14%synergy
Mech Hangar
13%inclusion12 decks94 decks
12%synergy
Urza's Workshop
13%inclusion12 decks94 decks
12%synergy
Karn's Bastion
10%inclusion9 decks94 decks
5%synergy
Evendo, Waking Haven
8.3%inclusion3 decks36 decks
4%synergy
Temple of the False God
7.4%inclusion7 decks94 decks
-2%synergy
Archway of Innovation
6.9%inclusion6 decks87 decks
4%synergy
Fomori Vault
6.7%inclusion6 decks90 decks
6%synergy
Shrine of the Forsaken Gods
6.4%inclusion6 decks94 decks
5%synergy
Ancient Tomb
6.4%inclusion6 decks94 decks
-3%synergy
Rogue's Passage
6.4%inclusion6 decks94 decks
-14%synergy
Mana Artifacts
Sol Ring
90%inclusion85 decks94 decks
7%synergy
Arcane Signet
63%inclusion59 decks94 decks
-10%synergy
Myr Reservoir
51%inclusion48 decks94 decks
51%synergy
Chromatic Lantern
47%inclusion44 decks94 decks
38%synergy
Basalt Monolith
20%inclusion19 decks94 decks
18%synergy
Mox Opal
17%inclusion16 decks94 decks
13%synergy
Thran Dynamo
14%inclusion13 decks94 decks
9%synergy
Chromatic Orrery
13%inclusion12 decks94 decks
11%synergy
Fellwar Stone
13%inclusion12 decks94 decks
-8%synergy
Sonic Screwdriver
12%inclusion11 decks94 decks
11%synergy
Thought Vessel
12%inclusion11 decks94 decks
-6%synergy
Timeless Lotus
10%inclusion9 decks88 decks
0%synergy
Crystal Skull, Isu Spyglass
9.3%inclusion8 decks86 decks
8%synergy
Patchwork Banner
8.5%inclusion7 decks82 decks
4%synergy
Commander's Sphere
7.4%inclusion7 decks94 decks
-5%synergy
Lands
Command Tower
90%inclusion85 decks94 decks
16%synergy
Exotic Orchard
57%inclusion54 decks94 decks
21%synergy
The World Tree
49%inclusion43 decks88 decks
21%synergy
Path of Ancestry
40%inclusion38 decks94 decks
18%synergy
Spire of Industry
37%inclusion35 decks94 decks
34%synergy
Silverbluff Bridge
36%inclusion32 decks89 decks
30%synergy
Razortide Bridge
35%inclusion32 decks92 decks
28%synergy
Rustvale Bridge
32%inclusion28 decks88 decks
26%synergy
Tanglepool Bridge
30%inclusion27 decks89 decks
28%synergy
Goldmire Bridge
30%inclusion27 decks90 decks
26%synergy
Slagwoods Bridge
30%inclusion26 decks88 decks
27%synergy
Mistvault Bridge
29%inclusion26 decks90 decks
25%synergy
Thornglint Bridge
28%inclusion25 decks89 decks
26%synergy
The Mycosynth Gardens
28%inclusion26 decks94 decks
26%synergy
Darkmoss Bridge
23%inclusion20 decks88 decks
20%synergy
Drossforge Bridge
23%inclusion20 decks88 decks
19%synergy
Hallowed Fountain
22%inclusion20 decks92 decks
-18%synergy
Flooded Strand
20%inclusion19 decks94 decks
9%synergy
Power Depot
19%inclusion18 decks94 decks
18%synergy
Watery Grave
19%inclusion17 decks90 decks
-23%synergy
Glimmervoid
18%inclusion17 decks94 decks
18%synergy
Llanowar Wastes
17%inclusion15 decks88 decks
-10%synergy
Polluted Delta
17%inclusion16 decks94 decks
5%synergy
Breeding Pool
17%inclusion15 decks89 decks
-25%synergy
Evolving Wilds
16%inclusion15 decks94 decks
-5%synergy
Brushland
16%inclusion14 decks89 decks
-4%synergy
Temple Garden
16%inclusion14 decks89 decks
-23%synergy
Godless Shrine
16%inclusion14 decks90 decks
-26%synergy
Scalding Tarn
15%inclusion14 decks94 decks
4%synergy
Bloodstained Mire
15%inclusion14 decks94 decks
4%synergy
Misty Rainforest
15%inclusion14 decks94 decks
3%synergy
Karplusan Forest
15%inclusion13 decks88 decks
-5%synergy
Stomping Ground
15%inclusion13 decks88 decks
-26%synergy
Yavimaya Coast
15%inclusion13 decks89 decks
-12%synergy
Shivan Reef
15%inclusion13 decks89 decks
-15%synergy
Steam Vents
15%inclusion13 decks89 decks
-23%synergy
Caves of Koilos
14%inclusion13 decks90 decks
-15%synergy
Adarkar Wastes
14%inclusion13 decks92 decks
-9%synergy
Marsh Flats
14%inclusion13 decks94 decks
3%synergy
Verdant Catacombs
14%inclusion13 decks94 decks
3%synergy
Windswept Heath
14%inclusion13 decks94 decks
3%synergy
Crystal Quarry
14%inclusion12 decks88 decks
10%synergy
Sulfurous Springs
14%inclusion12 decks88 decks
-10%synergy
Battlefield Forge
14%inclusion12 decks88 decks
-15%synergy
Sacred Foundry
14%inclusion12 decks88 decks
-23%synergy
Arid Mesa
13%inclusion12 decks94 decks
3%synergy
Wooded Foothills
13%inclusion12 decks94 decks
2%synergy
Overgrown Tomb
13%inclusion11 decks88 decks
-28%synergy
Underground River
12%inclusion11 decks90 decks
-10%synergy
Terramorphic Expanse
12%inclusion11 decks94 decks
-3%synergy