Myr Welder
Umbral Mantle
Chromatic Orrery

   Prerequisites

What do I need to start this combo?
Chromatic Orrery in exile (Chromatic Orrery exiled by Myr Welder in exile).
Myr Welder and Umbral Mantle on the battlefield (Myr Welder without summoning sickness on the battlefield and Umbral Mantle attached to Myr Welder on the battlefield).

   Steps

How does this combo work?
1
Activate Myr Welder using Chromatic Orrery's ability by tapping it, adding .
2
Activate Myr Welder by paying 3 and untapping it, giving it +2/+2 until end of turn.
3
Repeat.

   Results

What do I get from this combo?
Infinite untap of creatures you control
Infinitely large creature until end of turn
Infinite colorless mana
Infinite card draw
Infinite draw triggers
Urtet, Remnant of Memnarch
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New Cards
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Jhoira, Weatherlight Captain
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Sorceries
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Agatha's Soul Cauldron
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Mirage Mirror
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The Immortal Sun
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Lithoform Engine
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Mishra's Bauble
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Isochron Scepter
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Skullclamp
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Enchantments
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Rhystic Study
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Training Grounds
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Meticulous Excavation
15%inclusion4 decks26 decks
Smothering Tithe
15%inclusion4 decks26 decks
Aggravated Assault
15%inclusion4 decks27 decks
Reflections of Littjara
12%inclusion3 decks25 decks
Anointed Procession
12%inclusion3 decks26 decks
Echoes of Eternity
11%inclusion7 decks64 decks
Planeswalkers
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34%inclusion13 decks38 decks
Ugin, the Ineffable
25%inclusion16 decks64 decks
Tezzeret the Seeker
24%inclusion6 decks25 decks
Ugin, Eye of the Storms
15%inclusion7 decks48 decks
Ugin, the Spirit Dragon
11%inclusion7 decks64 decks
Utility Lands
Academy Ruins
44%inclusion11 decks25 decks
Urza's Power Plant
42%inclusion27 decks64 decks
Urza's Mine
42%inclusion27 decks64 decks
Urza's Tower
42%inclusion27 decks64 decks
Buried Ruin
42%inclusion27 decks64 decks
Urza's Saga
42%inclusion27 decks64 decks
Vault of Whispers
39%inclusion7 decks18 decks
Ancient Den
38%inclusion10 decks26 decks
Great Furnace
37%inclusion10 decks27 decks
Urza's Workshop
36%inclusion23 decks64 decks
Darksteel Citadel
36%inclusion23 decks64 decks
Seat of the Synod
32%inclusion8 decks25 decks
Tree of Tales
31%inclusion5 decks16 decks
War Room
31%inclusion20 decks64 decks
Treasure Vault
28%inclusion18 decks64 decks
Reliquary Tower
27%inclusion17 decks64 decks
Deserted Temple
25%inclusion16 decks64 decks
Shrine of the Forsaken Gods
25%inclusion16 decks64 decks
Thespian's Stage
25%inclusion16 decks64 decks
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24%inclusion6 decks25 decks
Urza's Factory
22%inclusion14 decks64 decks
Scorched Ruins
20%inclusion13 decks64 decks
Emergence Zone
20%inclusion13 decks64 decks
Ugin's Labyrinth
19%inclusion12 decks64 decks
Fomori Vault
19%inclusion12 decks64 decks
Rogue's Passage
19%inclusion12 decks64 decks
Scavenger Grounds
17%inclusion11 decks64 decks
Otawara, Soaring City
16%inclusion4 decks25 decks
Sanctum of Ugin
14%inclusion9 decks64 decks
Crystal Vein
14%inclusion9 decks64 decks
Temple of the False God
14%inclusion9 decks64 decks
Muraganda Raceway
13%inclusion7 decks53 decks
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13%inclusion8 decks64 decks
Karn's Bastion
13%inclusion8 decks64 decks
Command Beacon
13%inclusion8 decks64 decks
Tomb of the Spirit Dragon
11%inclusion7 decks64 decks
Blast Zone
11%inclusion7 decks64 decks
Eldrazi Temple
11%inclusion7 decks64 decks
City of Traitors
11%inclusion7 decks64 decks
Arcane Lighthouse
9.4%inclusion6 decks64 decks
Bonders' Enclave
9.4%inclusion6 decks64 decks
Geier Reach Sanitarium
9.4%inclusion6 decks64 decks
Adventurer's Inn
9.3%inclusion4 decks43 decks
Eye of Ugin
7.8%inclusion5 decks64 decks
Zhalfirin Void
7.8%inclusion5 decks64 decks
Cascading Cataracts
7.8%inclusion5 decks64 decks
Mikokoro, Center of the Sea
7.8%inclusion5 decks64 decks
Nesting Grounds
7.8%inclusion5 decks64 decks
Underdark Rift
6.3%inclusion4 decks64 decks
Mage-Ring Network
6.3%inclusion4 decks64 decks
Mana Artifacts
Sol Ring
95%inclusion61 decks64 decks
Basalt Monolith
86%inclusion55 decks64 decks
Thran Dynamo
61%inclusion39 decks64 decks
Timeless Lotus
43%inclusion6 decks14 decks
Arcane Signet
42%inclusion27 decks64 decks
Gilded Lotus
41%inclusion26 decks64 decks
Everflowing Chalice
38%inclusion24 decks64 decks
Mox Opal
30%inclusion19 decks64 decks
Mind Stone
28%inclusion18 decks64 decks
Dreamstone Hedron
27%inclusion17 decks64 decks
Empowered Autogenerator
25%inclusion16 decks64 decks
The Eternity Elevator
24%inclusion9 decks38 decks
Worn Powerstone
23%inclusion15 decks64 decks
Hedron Archive
23%inclusion15 decks64 decks
Lotus Petal
23%inclusion15 decks64 decks
Liquimetal Torque
19%inclusion12 decks64 decks
Thought Vessel
19%inclusion12 decks64 decks
Mox Diamond
17%inclusion11 decks64 decks
Chromatic Lantern
17%inclusion11 decks64 decks
Talisman of Conviction
17%inclusion4 decks24 decks
Coveted Jewel
14%inclusion9 decks64 decks
Fellwar Stone
14%inclusion9 decks64 decks
Nyx Lotus
13%inclusion8 decks64 decks
Staff of Compleation
13%inclusion8 decks64 decks
Sisay's Ring
11%inclusion7 decks64 decks
The Mightstone and Weakstone
11%inclusion7 decks64 decks
Sceptre of Eternal Glory
11%inclusion7 decks64 decks
Sonic Screwdriver
11%inclusion7 decks64 decks
Mox Amber
11%inclusion7 decks64 decks
Chrome Mox
9.4%inclusion6 decks64 decks
Commander's Sphere
9.4%inclusion6 decks64 decks
Powerstone Shard
7.8%inclusion5 decks64 decks
Energy Refractor
7.8%inclusion5 decks64 decks
Blinkmoth Urn
7.8%inclusion5 decks64 decks
Stonespeaker Crystal
7.8%inclusion5 decks64 decks
Lion's Eye Diamond
7.8%inclusion5 decks64 decks
Ring of the Lucii
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Myr Reservoir
6.3%inclusion4 decks64 decks
Ur-Golem's Eye
6.3%inclusion4 decks64 decks
Honor-Worn Shaku
6.3%inclusion4 decks64 decks
Astral Cornucopia
6.3%inclusion4 decks64 decks
Aetheric Amplifier
5.8%inclusion3 decks52 decks
Lands
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34%inclusion22 decks64 decks
Command Tower
34%inclusion22 decks64 decks
Mistvault Bridge
33%inclusion5 decks15 decks
Sacred Foundry
33%inclusion8 decks24 decks
Raugrin Triome
31%inclusion5 decks16 decks
Breeding Pool
31%inclusion5 decks16 decks
Urza's Cave
30%inclusion19 decks64 decks
Plateau
29%inclusion7 decks24 decks
Goldmire Bridge
29%inclusion4 decks14 decks
Savai Triome
29%inclusion4 decks14 decks
Zagoth Triome
29%inclusion4 decks14 decks
Indatha Triome
29%inclusion4 decks14 decks
Jetmir's Garden
29%inclusion4 decks14 decks
Ketria Triome
29%inclusion4 decks14 decks
Drossforge Bridge
27%inclusion4 decks15 decks
Savannah
27%inclusion4 decks15 decks
Spara's Headquarters
27%inclusion4 decks15 decks
Tropical Island
25%inclusion4 decks16 decks
Silverbluff Bridge
24%inclusion4 decks17 decks
Tundra
24%inclusion4 decks17 decks
Hallowed Fountain
24%inclusion4 decks17 decks
Slagwoods Bridge
21%inclusion3 decks14 decks
Darkmoss Bridge
21%inclusion3 decks14 decks
Crystal Quarry
21%inclusion3 decks14 decks
Taiga
21%inclusion3 decks14 decks
Bayou
21%inclusion3 decks14 decks
Raffine's Tower
21%inclusion3 decks14 decks
Ziatora's Proving Ground
21%inclusion3 decks14 decks
The World Tree
21%inclusion3 decks14 decks
Battlefield Forge
21%inclusion5 decks24 decks
Exotic Orchard
20%inclusion13 decks64 decks
Badlands
20%inclusion3 decks15 decks
Underground Sea
20%inclusion3 decks15 decks
Watery Grave
20%inclusion3 decks15 decks
Planar Nexus
19%inclusion12 decks64 decks
Tanglepool Bridge
19%inclusion3 decks16 decks
Mystic Monastery
19%inclusion3 decks16 decks
Razortide Bridge
18%inclusion3 decks17 decks
Volcanic Island
18%inclusion3 decks17 decks
Steam Vents
18%inclusion3 decks17 decks
Rustvale Bridge
17%inclusion4 decks24 decks
Abstergo Entertainment
16%inclusion10 decks64 decks
Talon Gates of Madara
13%inclusion8 decks64 decks
Gemstone Caverns
13%inclusion8 decks64 decks
Clifftop Retreat
13%inclusion3 decks24 decks
Citadel Gate
12%inclusion3 decks26 decks
Cavern of Souls
11%inclusion7 decks64 decks
Scalding Tarn
11%inclusion7 decks64 decks
Spire of Industry
9.4%inclusion6 decks64 decks
Mana Confluence
9.4%inclusion6 decks64 decks