Urza, Lord High Artificer
Corridor Monitor
Retraction Helix
Etherium Sculptor

  Played with this combo

   Prerequisites

What do I need to start this combo?
Urza and Etherium Sculptor on the battlefield.
Corridor Monitor and Retraction Helix in hand.
You control a creature that doesn't have summoning sickness.
 available

   Steps

How does this combo work?
1
Cast Retraction Helix by paying , targeting a creature you control that doesn't have summoning sickness.
2
Cast Corridor Monitor by paying due to Etherium Sculptor.
3
When Corridor Monitor enters, it triggers, untapping the creature targeted by Retraction Helix.
4
Activate Urza's first ability by tapping Corridor Monitor, adding .
5
Activate the creature targeted by Retraction Helix by tapping it, returning Corridor Monitor from the battlefield to your hand.
6
Repeat from step 2.

   Results

What do I get from this combo?
Infinite artifact ETB
Infinite artifact LTB
Infinite creature ETB
Infinite creature LTB
Infinite storm count

  Combo Metadata

44
DECKS
0.00%
OF 4924983 ELIGIBLE DECKS
Rank 20301
MOST PLAYED OF 65025 COMBOS

{ }  Commander Bracket Information

In which Commander Bracket(s) am I allowed to play this combo?
1-2

Exhibition and Core

(no 2-card combos)
Any combos that require three or more cards are allowed
3

Upgraded

(no early game 2-card combos)
Any combos that require 3 or more cards are allowed
4-5

Optimized and CEDH

(all combos are allowed)
All combos are allowed.
Top Commanders
New Cards
High Synergy Cards
Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Emry, Lurker of the Loch
0.2%inclusion12 decks6.74K decks
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0.0%inclusion1 decks12.5K decks
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0.0%inclusion1 decks7.09K decks
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0.4%inclusion1 decks242 decks
Urza, Lord Protector
0.0%inclusion1 decks4.29K decks
New Cards
Fateful Discovery
15%inclusion2 decks13 decks
14%synergy
Bag End Banquet
6.7%inclusion1 decks15 decks
6%synergy
Bilbo, Thief in the Night
4.5%inclusion1 decks22 decks
4%synergy
High Synergy Cards
Sewer-veillance Cam
76%inclusion22 decks29 decks
75%synergy
Dramatic Reversal
73%inclusion32 decks44 decks
69%synergy
Urza's Saga
75%inclusion33 decks44 decks
68%synergy
Seat of the Synod
73%inclusion32 decks44 decks
66%synergy
Sensei's Divining Top
68%inclusion30 decks44 decks
64%synergy
Whir of Invention
66%inclusion29 decks44 decks
64%synergy
Phyrexian Metamorph
70%inclusion31 decks44 decks
63%synergy
Forensic Gadgeteer
64%inclusion28 decks44 decks
61%synergy
Valley Floodcaller
61%inclusion27 decks44 decks
58%synergy
Inventors' Fair
61%inclusion27 decks44 decks
57%synergy
Top Cards
Mystic Remora
68%inclusion30 decks44 decks
53%synergy
Mental Misstep
61%inclusion27 decks44 decks
56%synergy
Fabricate
59%inclusion26 decks44 decks
54%synergy
Tezzeret, Cruel Captain
58%inclusion22 decks38 decks
56%synergy
Manifold Key
57%inclusion25 decks44 decks
55%synergy
Tezzeret the Seeker
57%inclusion25 decks44 decks
55%synergy
Displacer Kitten
57%inclusion25 decks44 decks
52%synergy
Swan Song
57%inclusion25 decks44 decks
38%synergy
Mystic Forge
52%inclusion23 decks44 decks
49%synergy
Pact of Negation
52%inclusion23 decks44 decks
46%synergy
Game Changers
Smothering Tithe
100%inclusion3 decks3 decks
80%synergy
Mana Vault
70%inclusion31 decks44 decks
65%synergy
Rhystic Study
66%inclusion29 decks44 decks
44%synergy
Ancient Tomb
64%inclusion28 decks44 decks
54%synergy
Chrome Mox
61%inclusion27 decks44 decks
56%synergy
The One Ring
59%inclusion26 decks44 decks
51%synergy
Force of Will
57%inclusion25 decks44 decks
47%synergy
Fierce Guardianship
55%inclusion24 decks44 decks
37%synergy
Mox Diamond
45%inclusion20 decks44 decks
41%synergy
Grim Monolith
39%inclusion17 decks44 decks
37%synergy
Creatures
Esper Sentinel
100%inclusion3 decks3 decks
81%synergy
Mirran Spy
48%inclusion21 decks44 decks
47%synergy
Glaring Fleshraker
48%inclusion21 decks44 decks
46%synergy
Ornithopter
43%inclusion19 decks44 decks
41%synergy
Walking Ballista
43%inclusion19 decks44 decks
40%synergy
Spellskite
41%inclusion18 decks44 decks
38%synergy
Sai, Master Thopterist
39%inclusion17 decks44 decks
35%synergy
Foundry Inspector
39%inclusion17 decks44 decks
35%synergy
The Reality Chip
36%inclusion16 decks44 decks
33%synergy
Emry, Lurker of the Loch
36%inclusion16 decks44 decks
32%synergy
Trinket Mage
32%inclusion14 decks44 decks
30%synergy
Thought Monitor
32%inclusion14 decks44 decks
28%synergy
Hydroelectric Specimen
32%inclusion14 decks44 decks
27%synergy
Hullbreaker Horror
32%inclusion14 decks44 decks
24%synergy
Chrome Dome
31%inclusion9 decks29 decks
31%synergy
Phyrexian Walker
27%inclusion12 decks44 decks
27%synergy
Liberator, Urza's Battlethopter
27%inclusion12 decks44 decks
26%synergy
Ornithopter of Paradise
27%inclusion12 decks44 decks
23%synergy
Battered Golem
25%inclusion11 decks44 decks
25%synergy
Metalworker
25%inclusion11 decks44 decks
25%synergy
Faerie Mastermind
25%inclusion11 decks44 decks
18%synergy
Riddlesmith
20%inclusion9 decks44 decks
20%synergy
Vedalken Archmage
20%inclusion9 decks44 decks
19%synergy
Master Transmuter
20%inclusion9 decks44 decks
19%synergy
Marvin, Murderous Mimic
20%inclusion9 decks44 decks
19%synergy
Jhoira's Familiar
20%inclusion9 decks44 decks
19%synergy
Drafna, Founder of Lat-Nam
18%inclusion8 decks44 decks
18%synergy
Memnite
18%inclusion8 decks44 decks
17%synergy
Tribute Mage
18%inclusion8 decks44 decks
17%synergy
Myr Retriever
18%inclusion8 decks44 decks
17%synergy
Scrap Trawler
18%inclusion8 decks44 decks
17%synergy
Silver Myr
18%inclusion8 decks44 decks
16%synergy
Shield Sphere
16%inclusion7 decks44 decks
16%synergy
Ledger Shredder
16%inclusion7 decks44 decks
12%synergy
Wan Shi Tong, Librarian
15%inclusion5 decks34 decks
11%synergy
April O'Neil, Human Element
14%inclusion4 decks29 decks
13%synergy
Grand Architect
14%inclusion6 decks44 decks
13%synergy
Chakram Retriever
14%inclusion6 decks44 decks
13%synergy
Mockingbird
14%inclusion6 decks44 decks
10%synergy
The Mechanist, Aerial Artisan
12%inclusion4 decks34 decks
11%synergy
Pili-Pala
11%inclusion5 decks44 decks
11%synergy
Myr Convert
11%inclusion5 decks44 decks
11%synergy
Malevolent Hermit
11%inclusion5 decks44 decks
11%synergy
Hangarback Walker
11%inclusion5 decks44 decks
10%synergy
Shimmer Myr
11%inclusion5 decks44 decks
10%synergy
Kitsa, Otterball Elite
11%inclusion5 decks44 decks
10%synergy
Crashing Drawbridge
11%inclusion5 decks44 decks
10%synergy
Palladium Myr
11%inclusion5 decks44 decks
9%synergy
Spellseeker
11%inclusion5 decks44 decks
8%synergy
Starfield Vocalist
11%inclusion4 decks38 decks
8%synergy
Instants
Silence
100%inclusion3 decks3 decks
94%synergy
Sink into Stupor
59%inclusion26 decks44 decks
48%synergy
Flusterstorm
52%inclusion23 decks44 decks
45%synergy
Banishing Knack
50%inclusion22 decks44 decks
50%synergy
Mindbreak Trap
45%inclusion20 decks44 decks
41%synergy
An Offer You Can't Refuse
45%inclusion20 decks44 decks
19%synergy
Force of Negation
43%inclusion19 decks44 decks
35%synergy
Mystical Tutor
41%inclusion18 decks44 decks
30%synergy
Chain of Vapor
39%inclusion17 decks44 decks
36%synergy
Muddle the Mixture
39%inclusion17 decks44 decks
35%synergy
Borne Upon a Wind
36%inclusion16 decks44 decks
32%synergy
Into the Flood Maw
34%inclusion15 decks44 decks
30%synergy
Mana Drain
34%inclusion15 decks44 decks
20%synergy
Cyclonic Rift
34%inclusion15 decks44 decks
14%synergy
Counterspell
27%inclusion12 decks44 decks
-15%synergy
Scour for Scrap
27%inclusion10 decks37 decks
25%synergy
Paradoxical Outcome
25%inclusion11 decks44 decks
25%synergy
Pongify
23%inclusion10 decks44 decks
11%synergy
Commandeer
20%inclusion9 decks44 decks
19%synergy
Dispel
20%inclusion9 decks44 decks
17%synergy
Flare of Denial
18%inclusion8 decks44 decks
16%synergy
Spell Pierce
16%inclusion7 decks44 decks
13%synergy
Misdirection
14%inclusion6 decks44 decks
12%synergy
Rapid Hybridization
14%inclusion6 decks44 decks
4%synergy
Resculpt
11%inclusion5 decks44 decks
8%synergy
Brain Freeze
11%inclusion5 decks44 decks
8%synergy
Null Elemental Blast
9.1%inclusion4 decks44 decks
8%synergy
Intuition
9.1%inclusion4 decks44 decks
7%synergy
Snap
9.1%inclusion4 decks44 decks
1%synergy
Brainstorm
9.1%inclusion4 decks44 decks
-9%synergy
Negate
9.1%inclusion4 decks44 decks
-11%synergy
Arcane Denial
9.1%inclusion4 decks44 decks
-12%synergy
Consign to Memory
6.8%inclusion3 decks44 decks
6%synergy
Gifts Ungiven
6.8%inclusion3 decks44 decks
5%synergy
Ghostly Flicker
6.8%inclusion3 decks44 decks
2%synergy
Reality Shift
6.8%inclusion3 decks44 decks
-1%synergy
Sorceries
Transmute Artifact
48%inclusion21 decks44 decks
47%synergy
Reshape
45%inclusion20 decks44 decks
44%synergy
Sea Gate Restoration
23%inclusion10 decks44 decks
19%synergy
Windfall
23%inclusion10 decks44 decks
11%synergy
Gitaxian Probe
16%inclusion7 decks44 decks
11%synergy
Merchant Scroll
11%inclusion5 decks44 decks
10%synergy
Thoughtcast
11%inclusion5 decks44 decks
8%synergy
Timetwister
6.8%inclusion3 decks44 decks
6%synergy
Utility Artifacts
Voltaic Key
48%inclusion21 decks44 decks
47%synergy
Isochron Scepter
48%inclusion21 decks44 decks
46%synergy
Aether Spellbomb
45%inclusion20 decks44 decks
44%synergy
Imposter Mech
45%inclusion20 decks44 decks
44%synergy
Lightning Greaves
43%inclusion19 decks44 decks
19%synergy
Repurposing Bay
39%inclusion16 decks41 decks
38%synergy
Grinding Station
39%inclusion17 decks44 decks
38%synergy
Mishra's Bauble
39%inclusion17 decks44 decks
37%synergy
Codex Shredder
34%inclusion15 decks44 decks
33%synergy
Cloud Key
34%inclusion15 decks44 decks
32%synergy
Rings of Brighthearth
32%inclusion14 decks44 decks
31%synergy
Sapphire Medallion
32%inclusion14 decks44 decks
29%synergy
Tormod's Crypt
30%inclusion13 decks44 decks
29%synergy
Sculpting Steel
30%inclusion13 decks44 decks
28%synergy
Aetherflux Reservoir
30%inclusion13 decks44 decks
26%synergy
Moonsilver Key
27%inclusion12 decks44 decks
26%synergy
Urza's Bauble
25%inclusion11 decks44 decks
24%synergy
Unwinding Clock
25%inclusion11 decks44 decks
23%synergy
Krark-Clan Ironworks
23%inclusion10 decks44 decks
22%synergy
Vexing Bauble
23%inclusion10 decks44 decks
22%synergy
Thousand-Year Elixir
23%inclusion10 decks44 decks
21%synergy
Conjurer's Bauble
20%inclusion9 decks44 decks
20%synergy
Defense Grid
20%inclusion9 decks44 decks
20%synergy
Clock of Omens
20%inclusion9 decks44 decks
20%synergy
Welding Jar
18%inclusion8 decks44 decks
18%synergy
Ichor Wellspring
18%inclusion8 decks44 decks
17%synergy
Dermotaxi
16%inclusion7 decks44 decks
16%synergy
Staff of Domination
16%inclusion7 decks44 decks
14%synergy
The Ten Rings
14%inclusion3 decks21 decks
13%synergy
Semblance Anvil
14%inclusion6 decks44 decks
13%synergy
Grafdigger's Cage
14%inclusion6 decks44 decks
13%synergy
Agatha's Soul Cauldron
14%inclusion6 decks44 decks
13%synergy
Uthros Research Craft
13%inclusion5 decks38 decks
11%synergy
Disruptor Flute
11%inclusion5 decks44 decks
11%synergy
Prized Statue
11%inclusion5 decks44 decks
11%synergy
Helm of Awakening
11%inclusion5 decks44 decks
11%synergy
Soul-Guide Lantern
11%inclusion5 decks44 decks
10%synergy
Portal to Phyrexia
11%inclusion5 decks44 decks
10%synergy
Simulacrum Synthesizer
11%inclusion5 decks44 decks
9%synergy
Ashnod's Altar
11%inclusion5 decks44 decks
5%synergy
Skullclamp
11%inclusion5 decks44 decks
0%synergy
Swiftfoot Boots
11%inclusion5 decks44 decks
-15%synergy
Cryogen Relic
11%inclusion4 decks38 decks
9%synergy
Torpor Orb
9.1%inclusion4 decks44 decks
9%synergy
Mirage Mirror
9.1%inclusion4 decks44 decks
8%synergy
Expedition Map
9.1%inclusion4 decks44 decks
6%synergy
Panharmonicon
9.1%inclusion4 decks44 decks
5%synergy
The Endstone
7.9%inclusion3 decks38 decks
7%synergy
Damping Sphere
6.8%inclusion3 decks44 decks
7%synergy
Liquimetal Coating
6.8%inclusion3 decks44 decks
6%synergy
Enchantments
Mirrormade
30%inclusion13 decks44 decks
27%synergy
Copy Artifact
20%inclusion9 decks44 decks
20%synergy
Intruder Alarm
20%inclusion9 decks44 decks
19%synergy
Training Grounds
18%inclusion8 decks44 decks
15%synergy
Power Artifact
14%inclusion6 decks44 decks
13%synergy
Steal Enchantment
14%inclusion6 decks44 decks
13%synergy
Artificer's Intuition
9.1%inclusion4 decks44 decks
9%synergy
Mind Over Matter
9.1%inclusion4 decks44 decks
9%synergy
Back to Basics
9.1%inclusion4 decks44 decks
8%synergy
Efficient Construction
9.1%inclusion4 decks44 decks
8%synergy
Mirrodin Besieged
9.1%inclusion4 decks44 decks
8%synergy
Freed from the Real
9.1%inclusion4 decks44 decks
7%synergy
Amphibian Downpour
9.1%inclusion4 decks44 decks
7%synergy
Secrets of the Dead
6.8%inclusion3 decks44 decks
6%synergy
Counterbalance
6.8%inclusion3 decks44 decks
6%synergy
Pemmin's Aura
6.8%inclusion3 decks44 decks
6%synergy
Copy Enchantment
6.8%inclusion3 decks44 decks
5%synergy
Planeswalkers
Ugin, the Ineffable
6.8%inclusion3 decks44 decks
5%synergy
Utility Lands
Ancient Den
100%inclusion3 decks3 decks
94%synergy
Otawara, Soaring City
68%inclusion30 decks44 decks
52%synergy
Minamo, School at Water's Edge
45%inclusion20 decks44 decks
41%synergy
Academy Ruins
45%inclusion20 decks44 decks
40%synergy
City of Traitors
34%inclusion15 decks44 decks
33%synergy
Emergence Zone
34%inclusion15 decks44 decks
32%synergy
Cephalid Coliseum
34%inclusion15 decks44 decks
31%synergy
Mishra's Workshop
32%inclusion14 decks44 decks
31%synergy
Darksteel Citadel
27%inclusion12 decks44 decks
24%synergy
Uthros, Titanic Godcore
24%inclusion9 decks38 decks
20%synergy
Treasure Vault
23%inclusion10 decks44 decks
20%synergy
Archway of Innovation
23%inclusion10 decks44 decks
19%synergy
Buried Ruin
23%inclusion10 decks44 decks
18%synergy
Crystal Vein
20%inclusion9 decks44 decks
19%synergy
Fomori Vault
16%inclusion7 decks44 decks
15%synergy
Ipnu Rivulet
11%inclusion5 decks44 decks
11%synergy
Saprazzan Skerry
11%inclusion5 decks44 decks
11%synergy
Mystic Sanctuary
11%inclusion5 decks44 decks
1%synergy
Urza's Power Plant
9.1%inclusion4 decks44 decks
7%synergy
Urza's Mine
9.1%inclusion4 decks44 decks
7%synergy
Urza's Tower
9.1%inclusion4 decks44 decks
7%synergy
Reliquary Tower
9.1%inclusion4 decks44 decks
-20%synergy
Mishra's Factory
6.8%inclusion3 decks44 decks
6%synergy
Deserted Temple
6.8%inclusion3 decks44 decks
6%synergy
Mana Artifacts
Sol Ring
98%inclusion43 decks44 decks
14%synergy
Arcane Signet
84%inclusion37 decks44 decks
12%synergy
Lotus Petal
77%inclusion34 decks44 decks
70%synergy
Mox Opal
70%inclusion31 decks44 decks
66%synergy
Basalt Monolith
64%inclusion28 decks44 decks
61%synergy
Mox Amber
50%inclusion22 decks44 decks
45%synergy
Springleaf Drum
32%inclusion14 decks44 decks
29%synergy
Fellwar Stone
30%inclusion13 decks44 decks
9%synergy
Mind Stone
27%inclusion12 decks44 decks
14%synergy
Chromatic Star
25%inclusion11 decks44 decks
24%synergy
Everflowing Chalice
25%inclusion11 decks44 decks
21%synergy
Paradise Mantle
23%inclusion10 decks44 decks
22%synergy
Chromatic Orrery
20%inclusion9 decks44 decks
19%synergy
Crystal Skull, Isu Spyglass
20%inclusion9 decks44 decks
19%synergy
Lion's Eye Diamond
20%inclusion9 decks44 decks
19%synergy
Chromatic Sphere
18%inclusion8 decks44 decks
18%synergy
Jeweled Amulet
18%inclusion8 decks44 decks
18%synergy
Liquimetal Torque
18%inclusion8 decks44 decks
16%synergy
Moonsnare Prototype
16%inclusion7 decks44 decks
16%synergy
Relic of Legends
16%inclusion7 decks44 decks
13%synergy
Thought Vessel
16%inclusion7 decks44 decks
-1%synergy
Machine God's Effigy
14%inclusion6 decks44 decks
12%synergy
Gilded Lotus
11%inclusion5 decks44 decks
8%synergy
Commander's Sphere
11%inclusion5 decks44 decks
1%synergy
Prismatic Lens
9.1%inclusion4 decks44 decks
8%synergy
Thran Dynamo
9.1%inclusion4 decks44 decks
4%synergy
Mox Tantalite
6.8%inclusion3 decks44 decks
6%synergy
Lotus Bloom
6.8%inclusion3 decks44 decks
6%synergy
Coveted Jewel
6.8%inclusion3 decks44 decks
6%synergy
Hedron Archive
6.8%inclusion3 decks44 decks
4%synergy
Lands
Tundra
100%inclusion3 decks3 decks
86%synergy
Adarkar Wastes
100%inclusion3 decks3 decks
75%synergy
Hallowed Fountain
100%inclusion3 decks3 decks
59%synergy
Gemstone Caverns
50%inclusion22 decks44 decks
45%synergy
Polluted Delta
48%inclusion21 decks44 decks
36%synergy
Flooded Strand
45%inclusion20 decks44 decks
34%synergy
Scalding Tarn
43%inclusion19 decks44 decks
33%synergy
Misty Rainforest
36%inclusion16 decks44 decks
25%synergy
Talon Gates of Madara
30%inclusion13 decks44 decks
27%synergy
The Mycosynth Gardens
20%inclusion9 decks44 decks
19%synergy
Command Tower
16%inclusion7 decks44 decks
-58%synergy
Prismatic Vista
14%inclusion6 decks44 decks
9%synergy
Urza's Cave
9.1%inclusion4 decks44 decks
6%synergy
Cavern of Souls
9.1%inclusion4 decks44 decks
2%synergy
Spire of Industry
6.8%inclusion3 decks44 decks
4%synergy
Mana Confluence
6.8%inclusion3 decks44 decks
-0%synergy
City of Brass
6.8%inclusion3 decks44 decks
-1%synergy
Windswept Heath
6.8%inclusion3 decks44 decks
-4%synergy
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