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 untap of creatures
Infinite mana creatures you control can produce
Urtet, Remnant of Memnarch
0.6%inclusion88 decks15.7K decks
Shorikai, Genesis Engine
0.0%inclusion1 decks19.6K decks
Mm'menon, the Right Hand
0.0%inclusion1 decks2.56K decks
The Fourteenth Doctor // Clara Oswald
0.1%inclusion1 decks1.82K decks
Rukarumel, Biologist
0.0%inclusion1 decks3.95K decks
Derevi, Empyrial Tactician
0.0%inclusion1 decks10.8K decks
Niv-Mizzet, Parun
0.0%inclusion1 decks15.8K decks
The Ur-Dragon
0.0%inclusion1 decks43.8K decks
Zur the Enchanter
0.0%inclusion1 decks14.3K decks
Urza, Chief Artificer
0.0%inclusion1 decks16K decks
New Cards
Firdoch Core
7.7%inclusion1 decks13 decks
7%synergy
High Synergy Cards
Iron Myr
98%inclusion90 decks92 decks
95%synergy
Myr Galvanizer
95%inclusion92 decks97 decks
95%synergy
Leaden Myr
96%inclusion89 decks93 decks
94%synergy
Copper Myr
95%inclusion87 decks92 decks
94%synergy
Silver Myr
96%inclusion93 decks97 decks
93%synergy
Gold Myr
96%inclusion91 decks95 decks
93%synergy
Palladium Myr
93%inclusion90 decks97 decks
91%synergy
Myr Battlesphere
90%inclusion87 decks97 decks
88%synergy
Myr Retriever
84%inclusion81 decks97 decks
82%synergy
Shimmer Myr
81%inclusion79 decks97 decks
80%synergy
Top Cards
Alloy Myr
79%inclusion77 decks97 decks
79%synergy
Plague Myr
73%inclusion71 decks97 decks
72%synergy
Myr Propagator
71%inclusion69 decks97 decks
71%synergy
Myr Kinsmith
71%inclusion69 decks97 decks
71%synergy
Myr Turbine
66%inclusion64 decks97 decks
66%synergy
Myr Convert
66%inclusion64 decks97 decks
65%synergy
Clock of Omens
62%inclusion60 decks97 decks
61%synergy
Jhoira, Weatherlight Captain
61%inclusion56 decks92 decks
55%synergy
Unwinding Clock
61%inclusion59 decks97 decks
58%synergy
Myr Matrix
59%inclusion57 decks97 decks
59%synergy
Game Changers
Enlightened Tutor
29%inclusion28 decks95 decks
14%synergy
Demonic Tutor
24%inclusion22 decks93 decks
4%synergy
Cyclonic Rift
23%inclusion22 decks97 decks
0%synergy
Vampiric Tutor
17%inclusion16 decks93 decks
2%synergy
Fierce Guardianship
16%inclusion16 decks97 decks
-1%synergy
Teferi's Protection
16%inclusion15 decks95 decks
-1%synergy
The One Ring
10%inclusion10 decks97 decks
2%synergy
Mana Vault
9.3%inclusion9 decks97 decks
3%synergy
Mox Diamond
6.2%inclusion6 decks97 decks
2%synergy
Mishra's Workshop
5.2%inclusion5 decks97 decks
5%synergy
Creatures
Etherium Sculptor
48%inclusion47 decks97 decks
43%synergy
Foundry Inspector
47%inclusion46 decks97 decks
43%synergy
Darksteel Myr
41%inclusion40 decks97 decks
41%synergy
Brudiclad, Telchor Engineer
40%inclusion37 decks92 decks
37%synergy
Lodestone Myr
39%inclusion38 decks97 decks
39%synergy
Myr Superion
36%inclusion35 decks97 decks
36%synergy
Hovermyr
36%inclusion35 decks97 decks
36%synergy
Myrsmith
36%inclusion34 decks95 decks
35%synergy
Knighted Myr
34%inclusion32 decks95 decks
33%synergy
Steel Overseer
32%inclusion31 decks97 decks
30%synergy
Alibou, Ancient Witness
32%inclusion29 decks91 decks
29%synergy
Ichorclaw Myr
31%inclusion30 decks97 decks
31%synergy
Mirror Entity
27%inclusion26 decks95 decks
24%synergy
Padeem, Consul of Innovation
26%inclusion25 decks97 decks
22%synergy
Urza, Prince of Kroog
25%inclusion24 decks95 decks
24%synergy
Myr Sire
24%inclusion23 decks97 decks
23%synergy
Myr Enforcer
24%inclusion23 decks97 decks
23%synergy
Urza, Lord High Artificer
24%inclusion23 decks97 decks
21%synergy
Enduring Vitality
22%inclusion17 decks79 decks
16%synergy
Frogmyr Enforcer
21%inclusion18 decks87 decks
20%synergy
Metallic Mimic
21%inclusion20 decks97 decks
19%synergy
Scrap Trawler
20%inclusion19 decks97 decks
18%synergy
Realmwalker
20%inclusion18 decks92 decks
15%synergy
Emry, Lurker of the Loch
19%inclusion18 decks97 decks
14%synergy
Marvin, Murderous Mimic
18%inclusion15 decks84 decks
16%synergy
Perilous Myr
18%inclusion17 decks97 decks
17%synergy
Phyrexian Metamorph
18%inclusion17 decks97 decks
10%synergy
Teshar, Ancestor's Apostle
15%inclusion14 decks95 decks
13%synergy
Losheel, Clockwork Scholar
15%inclusion14 decks95 decks
12%synergy
Myr Custodian
14%inclusion14 decks97 decks
14%synergy
Voltaic Construct
14%inclusion14 decks97 decks
14%synergy
Cybermen Squadron
14%inclusion14 decks97 decks
14%synergy
Adaptive Automaton
14%inclusion14 decks97 decks
13%synergy
Roaming Throne
14%inclusion14 decks97 decks
8%synergy
Kinnan, Bonder Prodigy
13%inclusion12 decks92 decks
9%synergy
Enthusiastic Mechanaut
13%inclusion12 decks92 decks
8%synergy
Caradora, Heart of Alacria
13%inclusion8 decks63 decks
12%synergy
Mycosynth Golem
12%inclusion12 decks97 decks
12%synergy
Bloodline Pretender
12%inclusion12 decks97 decks
11%synergy
Vedalken Archmage
12%inclusion12 decks97 decks
11%synergy
Cyberdrive Awakener
12%inclusion12 decks97 decks
10%synergy
Esper Sentinel
12%inclusion11 decks95 decks
-7%synergy
Myr Moonvessel
11%inclusion11 decks97 decks
11%synergy
Myr Scrapling
11%inclusion11 decks97 decks
11%synergy
Shimmer Dragon
11%inclusion11 decks97 decks
10%synergy
Kolodin, Triumph Caster
11%inclusion7 decks63 decks
11%synergy
Guardian Sunmare
11%inclusion7 decks63 decks
11%synergy
Urza, Chief Artificer
11%inclusion10 decks93 decks
9%synergy
Lita, Mechanical Engineer
11%inclusion10 decks95 decks
10%synergy
Arcum Dagsson
10%inclusion10 decks97 decks
10%synergy
Instants
Dispatch
47%inclusion45 decks95 decks
42%synergy
Swords to Plowshares
40%inclusion38 decks95 decks
-21%synergy
Heroic Intervention
29%inclusion27 decks92 decks
-1%synergy
Counterspell
27%inclusion26 decks97 decks
-15%synergy
Path to Exile
18%inclusion17 decks95 decks
-29%synergy
Boros Charm
18%inclusion16 decks91 decks
-5%synergy
Beast Within
16%inclusion15 decks92 decks
-18%synergy
Crib Swap
16%inclusion15 decks95 decks
14%synergy
Whir of Invention
14%inclusion14 decks97 decks
12%synergy
An Offer You Can't Refuse
12%inclusion12 decks97 decks
-12%synergy
Dramatic Reversal
11%inclusion11 decks97 decks
7%synergy
Mana Drain
11%inclusion11 decks97 decks
-3%synergy
Generous Gift
11%inclusion10 decks95 decks
-12%synergy
Arcane Denial
10%inclusion10 decks97 decks
-10%synergy
Desynchronization
10%inclusion9 decks91 decks
8%synergy
Assassin's Trophy
10%inclusion9 decks91 decks
-21%synergy
Flawless Maneuver
9.5%inclusion9 decks95 decks
-1%synergy
Worldly Tutor
8.7%inclusion8 decks92 decks
-3%synergy
Negate
8.2%inclusion8 decks97 decks
-13%synergy
Inspiring Call
7.6%inclusion7 decks92 decks
-1%synergy
Deadly Rollick
7.5%inclusion7 decks93 decks
-6%synergy
Deflecting Swat
6.5%inclusion6 decks92 decks
-10%synergy
Stroke of Midnight
6.3%inclusion6 decks95 decks
-4%synergy
Swan Song
6.2%inclusion6 decks97 decks
-11%synergy
Eladamri's Call
5.4%inclusion5 decks92 decks
-3%synergy
Dark Ritual
5.4%inclusion5 decks93 decks
-19%synergy
Anguished Unmaking
5.4%inclusion5 decks93 decks
-19%synergy
Master's Call
5.3%inclusion5 decks95 decks
5%synergy
Akroma's Will
5.3%inclusion5 decks95 decks
-5%synergy
Paradoxical Outcome
5.2%inclusion5 decks97 decks
5%synergy
Thirst for Knowledge
5.2%inclusion5 decks97 decks
4%synergy
Sorceries
Organic Extinction
39%inclusion37 decks95 decks
36%synergy
Fabricate
24%inclusion23 decks97 decks
18%synergy
Wake the Past
19%inclusion17 decks91 decks
15%synergy
Thoughtcast
15%inclusion15 decks97 decks
12%synergy
All Is Dust
13%inclusion13 decks97 decks
12%synergy
Farseek
13%inclusion12 decks92 decks
-23%synergy
Distant Melody
12%inclusion12 decks97 decks
8%synergy
Dance of the Manse
12%inclusion11 decks95 decks
9%synergy
Vandalblast
11%inclusion10 decks92 decks
-5%synergy
Cultivate
10%inclusion9 decks92 decks
-33%synergy
Delete
8.7%inclusion8 decks92 decks
8%synergy
Voyage Home
7.7%inclusion5 decks65 decks
5%synergy
Open the Vaults
7.4%inclusion7 decks95 decks
6%synergy
March of Progress
6.2%inclusion6 decks97 decks
5%synergy
Ruinous Ultimatum
5.5%inclusion5 decks91 decks
-13%synergy
Kodama's Reach
5.4%inclusion5 decks92 decks
-22%synergy
Nature's Lore
5.4%inclusion5 decks92 decks
-26%synergy
Their Name Is Death
5.4%inclusion5 decks93 decks
5%synergy
Utility Artifacts
Mystic Forge
49%inclusion48 decks97 decks
47%synergy
Staff of Domination
37%inclusion36 decks97 decks
36%synergy
Genesis Chamber
36%inclusion35 decks97 decks
35%synergy
Sculpting Steel
32%inclusion31 decks97 decks
30%synergy
Time Sieve
30%inclusion28 decks93 decks
28%synergy
Darksteel Forge
28%inclusion27 decks97 decks
27%synergy
Urza's Incubator
27%inclusion26 decks97 decks
23%synergy
Sensei's Divining Top
26%inclusion25 decks97 decks
21%synergy
Forsaken Monument
25%inclusion24 decks97 decks
23%synergy
Skullclamp
24%inclusion23 decks97 decks
13%synergy
Krark-Clan Ironworks
20%inclusion19 decks97 decks
18%synergy
Ashnod's Altar
20%inclusion19 decks97 decks
13%synergy
Uthros Research Craft
19%inclusion8 decks42 decks
16%synergy
Cloud Key
18%inclusion17 decks97 decks
15%synergy
Swiftfoot Boots
16%inclusion16 decks97 decks
-11%synergy
Shorikai, Genesis Engine
16%inclusion15 decks95 decks
13%synergy
Lux Artillery
15%inclusion15 decks97 decks
15%synergy
Lightning Greaves
15%inclusion15 decks97 decks
-9%synergy
Mycosynth Lattice
13%inclusion13 decks97 decks
13%synergy
Vanquisher's Banner
13%inclusion13 decks97 decks
10%synergy
Salvation Engine
13%inclusion8 decks63 decks
12%synergy
Myr Incubator
12%inclusion12 decks97 decks
12%synergy
Nautiloid Ship
12%inclusion12 decks97 decks
12%synergy
Mirrorworks
12%inclusion12 decks97 decks
12%synergy
Herald's Horn
12%inclusion12 decks97 decks
6%synergy
Thunderhawk Gunship
11%inclusion11 decks97 decks
11%synergy
Reaver Titan
11%inclusion11 decks97 decks
11%synergy
Agatha's Soul Cauldron
11%inclusion11 decks97 decks
10%synergy
Imposter Mech
11%inclusion11 decks97 decks
10%synergy
Thousand-Year Elixir
11%inclusion11 decks97 decks
10%synergy
Idol of Oblivion
11%inclusion11 decks97 decks
7%synergy
Reckoner Bankbuster
10%inclusion10 decks97 decks
10%synergy
Mobilizer Mech
10%inclusion10 decks97 decks
10%synergy
Smuggler's Copter
10%inclusion10 decks97 decks
9%synergy
Lifecraft Engine
10%inclusion7 decks69 decks
10%synergy
Lumbering Worldwagon
10%inclusion6 decks62 decks
9%synergy
Alacrian Armory
10%inclusion6 decks63 decks
9%synergy
Guidelight Matrix
9.4%inclusion6 decks64 decks
9%synergy
Mirage Mirror
9.3%inclusion9 decks97 decks
8%synergy
Isochron Scepter
9.3%inclusion9 decks97 decks
7%synergy
Magistrate's Scepter
8.2%inclusion8 decks97 decks
8%synergy
Subterranean Schooner
8.2%inclusion8 decks97 decks
8%synergy
Encroaching Mycosynth
8.2%inclusion8 decks97 decks
7%synergy
Eldrazi Monument
8.2%inclusion8 decks97 decks
7%synergy
Akroma's Memorial
8.2%inclusion8 decks97 decks
7%synergy
Rolling Hamsphere
8.0%inclusion7 decks87 decks
8%synergy
Demonic Junker
7.8%inclusion5 decks64 decks
7%synergy
Semblance Anvil
7.2%inclusion7 decks97 decks
6%synergy
Rings of Brighthearth
7.2%inclusion7 decks97 decks
6%synergy
Banner of Kinship
6.3%inclusion5 decks79 decks
4%synergy
Enchantments
Cryptolith Rite
55%inclusion51 decks92 decks
52%synergy
Mirrodin Besieged
49%inclusion48 decks97 decks
48%synergy
Elven Chorus
35%inclusion32 decks92 decks
32%synergy
Doubling Season
33%inclusion30 decks92 decks
23%synergy
Kindred Discovery
31%inclusion30 decks97 decks
24%synergy
Mechanized Production
28%inclusion27 decks97 decks
25%synergy
Reflections of Littjara
20%inclusion19 decks97 decks
15%synergy
Rhystic Study
20%inclusion19 decks97 decks
-4%synergy
Mana Echoes
16%inclusion15 decks92 decks
15%synergy
Simic Ascendancy
16%inclusion15 decks92 decks
11%synergy
Anointed Procession
14%inclusion13 decks95 decks
7%synergy
Parallel Lives
11%inclusion10 decks92 decks
4%synergy
Mystic Remora
10%inclusion10 decks97 decks
-6%synergy
Rising of the Day
8.7%inclusion8 decks92 decks
4%synergy
Echoes of Eternity
8.6%inclusion8 decks93 decks
8%synergy
Leyline of Transformation
8.3%inclusion7 decks84 decks
7%synergy
Primal Vigor
7.6%inclusion7 decks92 decks
5%synergy
Tempered Steel
7.4%inclusion7 decks95 decks
6%synergy
Leyline of the Guildpact
6.6%inclusion6 decks91 decks
-8%synergy
All Will Be One
6.5%inclusion6 decks92 decks
4%synergy
Smothering Tithe
6.3%inclusion6 decks95 decks
-15%synergy
Arcane Adaptation
6.2%inclusion6 decks97 decks
5%synergy
Xenograft
5.2%inclusion5 decks97 decks
5%synergy
Opposition
5.2%inclusion5 decks97 decks
5%synergy
Artificer Class
5.2%inclusion5 decks97 decks
4%synergy
Planeswalkers
Tezzeret, Master of the Bridge
29%inclusion27 decks93 decks
27%synergy
Chandra, Spark Hunter
11%inclusion7 decks63 decks
11%synergy
Tezzeret, Cruel Captain
11%inclusion5 decks45 decks
9%synergy
Tezzeret the Seeker
7.2%inclusion7 decks97 decks
5%synergy
Karn, the Great Creator
6.2%inclusion6 decks97 decks
5%synergy
Ugin, the Ineffable
6.2%inclusion6 decks97 decks
5%synergy
Utility Lands
Seat of the Synod
55%inclusion53 decks97 decks
48%synergy
Ancient Den
53%inclusion50 decks95 decks
47%synergy
Tree of Tales
51%inclusion47 decks92 decks
49%synergy
Vault of Whispers
49%inclusion46 decks93 decks
45%synergy
Great Furnace
47%inclusion43 decks92 decks
41%synergy
Darksteel Citadel
45%inclusion44 decks97 decks
42%synergy
Inventors' Fair
40%inclusion39 decks97 decks
36%synergy
Academy Ruins
39%inclusion38 decks97 decks
34%synergy
Buried Ruin
38%inclusion37 decks97 decks
33%synergy
Reliquary Tower
34%inclusion33 decks97 decks
4%synergy
Three Tree City
28%inclusion24 decks87 decks
22%synergy
Cascading Cataracts
26%inclusion25 decks97 decks
24%synergy
Urza's Saga
24%inclusion23 decks97 decks
17%synergy
Treasure Vault
22%inclusion21 decks97 decks
19%synergy
Urza's Power Plant
20%inclusion19 decks97 decks
18%synergy
Urza's Mine
20%inclusion19 decks97 decks
18%synergy
Urza's Tower
20%inclusion19 decks97 decks
18%synergy
Uthros, Titanic Godcore
19%inclusion8 decks42 decks
16%synergy
Tomb of the Spirit Dragon
13%inclusion13 decks97 decks
12%synergy
Mech Hangar
12%inclusion12 decks97 decks
12%synergy
Urza's Workshop
11%inclusion11 decks97 decks
11%synergy
Karn's Bastion
10%inclusion10 decks97 decks
6%synergy
Temple of the False God
8.2%inclusion8 decks97 decks
-1%synergy
Archway of Innovation
7.6%inclusion7 decks92 decks
4%synergy
Evendo, Waking Haven
7.3%inclusion3 decks41 decks
3%synergy
Shrine of the Forsaken Gods
7.2%inclusion7 decks97 decks
6%synergy
Ancient Tomb
7.2%inclusion7 decks97 decks
-2%synergy
Rogue's Passage
7.2%inclusion7 decks97 decks
-13%synergy
Fomori Vault
6.3%inclusion6 decks95 decks
5%synergy
Mana Artifacts
Sol Ring
91%inclusion88 decks97 decks
7%synergy
Arcane Signet
60%inclusion58 decks97 decks
-12%synergy
Myr Reservoir
51%inclusion49 decks97 decks
50%synergy
Chromatic Lantern
45%inclusion44 decks97 decks
37%synergy
Basalt Monolith
22%inclusion21 decks97 decks
19%synergy
Mox Opal
16%inclusion16 decks97 decks
12%synergy
Thran Dynamo
14%inclusion14 decks97 decks
10%synergy
Timeless Lotus
13%inclusion12 decks91 decks
2%synergy
Chromatic Orrery
12%inclusion12 decks97 decks
11%synergy
Fellwar Stone
12%inclusion12 decks97 decks
-8%synergy
Thought Vessel
11%inclusion11 decks97 decks
-6%synergy
Sonic Screwdriver
10%inclusion10 decks97 decks
9%synergy
Crystal Skull, Isu Spyglass
8.8%inclusion8 decks91 decks
7%synergy
Patchwork Banner
8.0%inclusion7 decks87 decks
3%synergy
Commander's Sphere
7.2%inclusion7 decks97 decks
-5%synergy
Lands
Command Tower
90%inclusion87 decks97 decks
15%synergy
Exotic Orchard
60%inclusion58 decks97 decks
23%synergy
The World Tree
48%inclusion44 decks91 decks
20%synergy
Path of Ancestry
38%inclusion37 decks97 decks
16%synergy
Silverbluff Bridge
38%inclusion35 decks92 decks
32%synergy
Razortide Bridge
37%inclusion35 decks95 decks
30%synergy
Spire of Industry
36%inclusion35 decks97 decks
33%synergy
Rustvale Bridge
34%inclusion31 decks91 decks
29%synergy
Tanglepool Bridge
33%inclusion30 decks92 decks
30%synergy
Goldmire Bridge
32%inclusion30 decks93 decks
29%synergy
Mistvault Bridge
32%inclusion30 decks93 decks
28%synergy
Thornglint Bridge
30%inclusion28 decks92 decks
29%synergy
Slagwoods Bridge
30%inclusion27 decks91 decks
27%synergy
The Mycosynth Gardens
27%inclusion26 decks97 decks
25%synergy
Darkmoss Bridge
23%inclusion21 decks91 decks
20%synergy
Drossforge Bridge
23%inclusion21 decks91 decks
20%synergy
Power Depot
21%inclusion20 decks97 decks
20%synergy
Hallowed Fountain
20%inclusion19 decks95 decks
-20%synergy
Flooded Strand
20%inclusion19 decks97 decks
8%synergy
Llanowar Wastes
18%inclusion16 decks91 decks
-9%synergy
Glimmervoid
18%inclusion17 decks97 decks
17%synergy
Watery Grave
17%inclusion16 decks93 decks
-24%synergy
Polluted Delta
16%inclusion16 decks97 decks
4%synergy
Evolving Wilds
16%inclusion16 decks97 decks
-4%synergy
Crystal Quarry
16%inclusion15 decks91 decks
13%synergy
Brushland
15%inclusion14 decks92 decks
-4%synergy
Breeding Pool
15%inclusion14 decks92 decks
-27%synergy
Caves of Koilos
15%inclusion14 decks93 decks
-14%synergy
Scalding Tarn
14%inclusion14 decks97 decks
4%synergy
Bloodstained Mire
14%inclusion14 decks97 decks
3%synergy
Misty Rainforest
14%inclusion14 decks97 decks
3%synergy
Karplusan Forest
14%inclusion13 decks91 decks
-6%synergy
Yavimaya Coast
14%inclusion13 decks92 decks
-13%synergy
Shivan Reef
14%inclusion13 decks92 decks
-15%synergy
Temple Garden
14%inclusion13 decks92 decks
-25%synergy
Godless Shrine
14%inclusion13 decks93 decks
-27%synergy
Adarkar Wastes
14%inclusion13 decks95 decks
-10%synergy
Marsh Flats
13%inclusion13 decks97 decks
3%synergy
Verdant Catacombs
13%inclusion13 decks97 decks
2%synergy
Windswept Heath
13%inclusion13 decks97 decks
2%synergy
Sulfurous Springs
13%inclusion12 decks91 decks
-10%synergy
Battlefield Forge
13%inclusion12 decks91 decks
-16%synergy
Stomping Ground
13%inclusion12 decks91 decks
-28%synergy
Steam Vents
13%inclusion12 decks92 decks
-25%synergy
Arid Mesa
12%inclusion12 decks97 decks
2%synergy
Wooded Foothills
12%inclusion12 decks97 decks
2%synergy
Terramorphic Expanse
12%inclusion12 decks97 decks
-3%synergy
Sacred Foundry
12%inclusion11 decks91 decks
-25%synergy
Overgrown Tomb
12%inclusion11 decks91 decks
-29%synergy
Underground River
12%inclusion11 decks93 decks
-11%synergy