Urza, Lord High Artificer
Sewer-veillance Cam
Retraction Helix

   Prerequisites

What do I need to start this combo?
Urza on the battlefield.
Sewer-veillance Cam 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 Sewer-veillance Cam by paying .
3
When Sewer-veillance Cam enters, it triggers, untapping a creature you control.
4
Activate Urza's first ability by tapping Sewer-veillance Cam, adding .
5
Activate the creature targeted by Retraction Helix by tapping it, returning Sewer-veillance Cam from the battlefield to your hand.
6
When Sewer-veillance Cam leaves the battlefield, it triggers, untapping the creature tapped in step 5.
7
Repeat.

   Results

What do I get from this combo?
Cast all spells in your library
Exile your library
Infinite blue mana
Infinite mana creatures you control can produce
Infinite storm count
Infinite untap of creatures you control
Urza, Lord High Artificer
0.7%inclusion123 decks18K decks
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0.0%inclusion3 decks8.28K decks
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0.0%inclusion2 decks12.9K decks
Iron Man, Titan of Innovation
0.0%inclusion2 decks7.50K decks
Emry, Lurker of the Loch
0.0%inclusion2 decks5.69K decks
Curie, Emergent Intelligence
0.1%inclusion1 decks799 decks
Ioreth of the Healing House
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New Cards
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100%inclusion1 decks1 decks
97%synergy
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42%synergy
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38%inclusion54 decks143 decks
37%synergy
Deceit
33%inclusion1 decks3 decks
33%synergy
Splinter's Technique
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33%synergy
High Synergy Cards
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84%inclusion120 decks143 decks
83%synergy
Dramatic Reversal
87%inclusion124 decks143 decks
82%synergy
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82%synergy
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79%synergy
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80%inclusion115 decks143 decks
78%synergy
Hullbreaker Horror
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76%synergy
Valley Floodcaller
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75%synergy
Voltaic Key
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72%synergy
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71%synergy
Manifold Key
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71%synergy
Top Cards
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39%synergy
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71%synergy
Swan Song
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65%synergy
Force of Negation
78%inclusion111 decks143 decks
70%synergy
Flusterstorm
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69%synergy
Phyrexian Metamorph
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69%synergy
Mindbreak Trap
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Mental Misstep
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Game Changers
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75%synergy
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72%synergy
Grim Monolith
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71%synergy
Creatures
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56%synergy
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69%inclusion98 decks143 decks
68%synergy
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62%inclusion88 decks143 decks
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The Reality Chip
43%inclusion62 decks143 decks
40%synergy
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36%synergy
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38%inclusion3 decks8 decks
35%synergy
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38%inclusion3 decks8 decks
35%synergy
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30%synergy
Etherium Sculptor
36%inclusion51 decks143 decks
30%synergy
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31%synergy
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24%synergy
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23%synergy
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25%synergy
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22%synergy
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16%synergy
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15%synergy
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8%synergy
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8%synergy
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7%synergy
Mirran Spy
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Drift of Phantasms
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7%synergy
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Instants
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26%synergy
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44%inclusion63 decks143 decks
22%synergy
Muddle the Mixture
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36%synergy
Misdirection
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38%synergy
Commandeer
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37%synergy
Pongify
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Dispel
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27%synergy
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Spell Pierce
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1%synergy
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Trickbind
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8%synergy
Miscast
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7%synergy
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Machine Over Matter
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6%synergy
Narset's Reversal
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3%synergy
Brain Freeze
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2%synergy
Reality Shift
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Sorceries
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81%synergy
Transmute Artifact
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68%synergy
Gamble
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54%synergy
Reshape
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61%synergy
Sea Gate Restoration
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Fabricate
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47%synergy
Jeska's Will
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Merchant Scroll
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34%synergy
Solve the Equation
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16%synergy
Gitaxian Probe
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8%synergy
Windfall
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1%synergy
Energy Tap
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11%synergy
Timetwister
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10%synergy
Flash Photography
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8%synergy
Thoughtcast
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Lórien Revealed
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Ponder
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Utility Artifacts
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69%synergy
Tormod's Crypt
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67%synergy
Isochron Scepter
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65%synergy
Rings of Brighthearth
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61%synergy
Unwinding Clock
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60%synergy
Sensei's Divining Top
60%inclusion86 decks143 decks
56%synergy
Mishra's Bauble
59%inclusion85 decks143 decks
58%synergy
Imposter Mech
57%inclusion82 decks143 decks
56%synergy
Grafdigger's Cage
55%inclusion79 decks143 decks
54%synergy
Urza's Bauble
43%inclusion62 decks143 decks
43%synergy
Sapphire Medallion
43%inclusion61 decks143 decks
40%synergy
Uthros Research Craft
31%inclusion45 decks143 decks
29%synergy
Prized Statue
29%inclusion42 decks143 decks
29%synergy
Winter Orb
24%inclusion35 decks143 decks
24%synergy
Welding Jar
24%inclusion34 decks143 decks
23%synergy
Repurposing Bay
24%inclusion34 decks143 decks
23%synergy
Vexing Bauble
21%inclusion30 decks143 decks
20%synergy
Mystic Forge
20%inclusion29 decks143 decks
17%synergy
Grinding Station
18%inclusion26 decks143 decks
17%synergy
Static Orb
16%inclusion23 decks143 decks
16%synergy
Pithing Needle
15%inclusion22 decks143 decks
15%synergy
Trinisphere
13%inclusion18 decks143 decks
12%synergy
Lightning Greaves
12%inclusion17 decks143 decks
-13%synergy
Disruptor Flute
10%inclusion15 decks143 decks
10%synergy
Aetherflux Reservoir
10%inclusion15 decks143 decks
7%synergy
Defense Grid
10%inclusion14 decks143 decks
9%synergy
Moonsilver Key
9.1%inclusion13 decks143 decks
8%synergy
Cloud Key
8.4%inclusion12 decks143 decks
6%synergy
Sculpting Steel
7.7%inclusion11 decks143 decks
6%synergy
Soul-Guide Lantern
7.0%inclusion10 decks143 decks
6%synergy
Howling Mine
6.3%inclusion9 decks143 decks
4%synergy
Swiftfoot Boots
5.6%inclusion8 decks143 decks
-22%synergy
Enchantments
Power Artifact
57%inclusion82 decks143 decks
57%synergy
Underworld Breach
50%inclusion4 decks8 decks
44%synergy
Copy Artifact
45%inclusion65 decks143 decks
45%synergy
Mirrormade
43%inclusion62 decks143 decks
41%synergy
Counterbalance
12%inclusion17 decks143 decks
11%synergy
Steal Enchantment
11%inclusion16 decks143 decks
11%synergy
Copy Enchantment
10%inclusion14 decks143 decks
8%synergy
Back to Basics
8.4%inclusion12 decks143 decks
8%synergy
Amphibian Downpour
6.3%inclusion9 decks143 decks
4%synergy
Planeswalkers
Tezzeret, Cruel Captain
68%inclusion97 decks143 decks
66%synergy
Tezzeret the Seeker
63%inclusion90 decks143 decks
61%synergy
Narset, Parter of Veils
9.1%inclusion13 decks143 decks
6%synergy
Utility Lands
Vault of Whispers
100%inclusion3 decks3 decks
96%synergy
Otawara, Soaring City
83%inclusion118 decks143 decks
66%synergy
Seat of the Synod
76%inclusion108 decks143 decks
69%synergy
Minamo, School at Water's Edge
70%inclusion100 decks143 decks
65%synergy
Cephalid Coliseum
62%inclusion89 decks143 decks
59%synergy
City of Traitors
59%inclusion85 decks143 decks
58%synergy
Emergence Zone
53%inclusion76 decks143 decks
51%synergy
Inventors' Fair
48%inclusion69 decks143 decks
44%synergy
Crystal Vein
48%inclusion68 decks143 decks
47%synergy
Fomori Vault
42%inclusion60 decks143 decks
41%synergy
Oboro, Palace in the Clouds
37%inclusion53 decks143 decks
36%synergy
Saprazzan Skerry
34%inclusion49 decks143 decks
34%synergy
Ipnu Rivulet
27%inclusion39 decks143 decks
27%synergy
Academy Ruins
27%inclusion38 decks143 decks
21%synergy
Tolaria
24%inclusion35 decks143 decks
24%synergy
Uthros, Titanic Godcore
15%inclusion21 decks143 decks
11%synergy
Mishra's Workshop
14%inclusion20 decks143 decks
14%synergy
Buried Ruin
14%inclusion20 decks143 decks
9%synergy
Darksteel Citadel
10%inclusion15 decks143 decks
7%synergy
Archway of Innovation
10%inclusion14 decks143 decks
7%synergy
Mystic Sanctuary
10%inclusion14 decks143 decks
-1%synergy
Treasure Vault
8.4%inclusion12 decks143 decks
6%synergy
Reliquary Tower
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-22%synergy
Mana Artifacts
Talisman of Dominance
100%inclusion3 decks3 decks
68%synergy
Sol Ring
98%inclusion140 decks143 decks
14%synergy
Lotus Petal
88%inclusion126 decks143 decks
81%synergy
Arcane Signet
85%inclusion122 decks143 decks
13%synergy
Basalt Monolith
85%inclusion121 decks143 decks
82%synergy
Mox Opal
82%inclusion117 decks143 decks
77%synergy
Everflowing Chalice
72%inclusion103 decks143 decks
68%synergy
Mox Diamond
66%inclusion94 decks143 decks
61%synergy
Jeweled Amulet
65%inclusion93 decks143 decks
65%synergy
Fellwar Stone
55%inclusion79 decks143 decks
35%synergy
Liquimetal Torque
24%inclusion35 decks143 decks
22%synergy
Mox Amber
22%inclusion31 decks143 decks
17%synergy
Paradise Mantle
14%inclusion20 decks143 decks
13%synergy
Moonsnare Prototype
13%inclusion18 decks143 decks
12%synergy
Mind Stone
12%inclusion17 decks143 decks
-3%synergy
Crystal Skull, Isu Spyglass
10%inclusion14 decks143 decks
8%synergy
Thought Vessel
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-8%synergy
Lion's Eye Diamond
9.1%inclusion13 decks143 decks
7%synergy
Chromatic Star
5.6%inclusion8 decks143 decks
5%synergy
Lands
Underground River
100%inclusion3 decks3 decks
77%synergy
Steam Vents
100%inclusion8 decks8 decks
62%synergy
Hallowed Fountain
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60%synergy
Watery Grave
100%inclusion3 decks3 decks
58%synergy
Tundra
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61%synergy
Volcanic Island
75%inclusion6 decks8 decks
61%synergy
Gemstone Caverns
75%inclusion107 decks143 decks
70%synergy
Flooded Strand
67%inclusion96 decks143 decks
56%synergy
Scalding Tarn
64%inclusion92 decks143 decks
54%synergy
Polluted Delta
64%inclusion92 decks143 decks
52%synergy
Misty Rainforest
63%inclusion90 decks143 decks
51%synergy
Prismatic Vista
48%inclusion68 decks143 decks
43%synergy
Thundering Falls
38%inclusion3 decks8 decks
29%synergy
Training Center
38%inclusion3 decks8 decks
13%synergy
Talon Gates of Madara
34%inclusion49 decks143 decks
32%synergy
Cavern of Souls
14%inclusion20 decks143 decks
7%synergy
Command Tower
9.1%inclusion13 decks143 decks
-65%synergy
Spire of Industry
7.7%inclusion11 decks143 decks
5%synergy