Myr Matrix + Chromatic Orrery + Dross Scorpion + Ashnod's Altar

Myr Matrix
Chromatic Orrery
Dross Scorpion
Ashnod's Altar

Requires
Myr Matrix must be on the battlefield. Chromatic Orrery must be on the battlefield. Dross Scorpion must be on the battlefield. Ashnod's Altar must be on the battlefield.
Steps
  1. Activate Chromatic Orrery's first ability by tapping it, adding 5.
  2. Activate Myr Matrix by paying 5, creating a 1/1 Myr artifact creature token.
  3. Activate Ashnod's Altar by sacrificing the Myr, adding 2.
  4. The Myr dies, triggering Dross Scorpion, untapping Chromatic Orrery.
  5. Repeat.
  6. Once you have infinite mana, if you control a colored permanent, you may activate Chromatic Orrery's second ability instead to draw infinite cards.
Results
Infinite card draw. Infinite colored mana. Infinite colorless mana. Infinite creature tokens. Infinite death triggers. Infinite draw triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite untap of artifacts.

Urtet, Remnant of Memnarch
0.07% of 14639 decks 10 decks
Urza, Prince of Kroog
0.04% of 2480 decks 1 decks
Alibou, Ancient Witness
0.05% of 1980 decks 1 decks
Arcum Dagsson
0.07% of 1349 decks 1 decks
High Synergy Cards
Myr Turbine
100% of 13 decks +100% synergy
Myr Galvanizer
92% of 13 decks +92% synergy
Myr Battlesphere
92% of 13 decks +90% synergy
Palladium Myr
92% of 13 decks +90% synergy
Leaden Myr
90% of 10 decks +88% synergy
Clock of Omens
85% of 13 decks +84% synergy
Myr Kinsmith
83% of 6 decks +83% synergy
Mystic Forge
85% of 13 decks +82% synergy
Gold Myr
83% of 12 decks +81% synergy
Silver Myr
83% of 12 decks +80% synergy
Top Cards
Iron Myr
82% of 11 decks +79% synergy
Copper Myr
80% of 10 decks +79% synergy
Myr Welder
77% of 13 decks +77% synergy
Alloy Myr
77% of 13 decks +76% synergy
Myr Retriever
77% of 13 decks +75% synergy
Myr Convert
75% of 8 decks +74% synergy
Mirrorworks
69% of 13 decks +69% synergy
Krark-Clan Ironworks
69% of 13 decks +68% synergy
Shimmer Myr
69% of 13 decks +68% synergy
Staff of Domination
69% of 13 decks +67% synergy
Creatures
Scrap Trawler
69% of 13 decks +67% synergy
Plague Myr
62% of 13 decks +60% synergy
Etherium Sculptor
58% of 12 decks +53% synergy
Myr Propagator
54% of 13 decks +54% synergy
Lodestone Myr
54% of 13 decks +54% synergy
Foundry Inspector
54% of 13 decks +50% synergy
Mondrak, Glory Dominus
50% of 8 decks +41% synergy
Emry, Lurker of the Loch
42% of 12 decks +38% synergy
Myr Moonvessel
38% of 13 decks +38% synergy
Perilous Myr
38% of 13 decks +38% synergy
Hovermyr
38% of 13 decks +38% synergy
Darksteel Myr
38% of 13 decks +38% synergy
Ichorclaw Myr
38% of 13 decks +38% synergy
Goblin Welder
36% of 11 decks +34% synergy
The Reality Chip
33% of 12 decks +29% synergy
Voltaic Construct
31% of 13 decks +31% synergy
Myr Superion
31% of 13 decks +31% synergy
Myr Scrapling
31% of 13 decks +31% synergy
Myr Enforcer
31% of 13 decks +30% synergy
Kuldotha Forgemaster
31% of 13 decks +30% synergy
Enthusiastic Mechanaut
30% of 10 decks +26% synergy
Kinnan, Bonder Prodigy
30% of 10 decks +26% synergy
Knighted Myr
25% of 12 decks +25% synergy
Losheel, Clockwork Scholar
25% of 12 decks +22% synergy
Padeem, Consul of Innovation
25% of 12 decks +22% synergy
Esper Sentinel
25% of 12 decks +4% synergy
Myr Sire
23% of 13 decks +23% synergy
Jhoira's Familiar
23% of 13 decks +21% synergy
Instants
Dispatch
50% of 12 decks +45% synergy
Enlightened Tutor
50% of 12 decks +32% synergy
Brainstorm
33% of 12 decks +12% synergy
Counterspell
33% of 12 decks -10% synergy
Swords to Plowshares
33% of 12 decks -29% synergy
Paradoxical Outcome
25% of 12 decks +24% synergy
Dramatic Reversal
25% of 12 decks +20% synergy
Mystical Tutor
25% of 12 decks +10% synergy
Sorceries
Organic Extinction
42% of 12 decks +39% synergy
Fabricate
42% of 12 decks +36% synergy
Demonic Tutor
40% of 10 decks +18% synergy
All Is Dust
31% of 13 decks +29% synergy
Utility Artifacts
Darksteel Forge
62% of 13 decks +60% synergy
Unwinding Clock
54% of 13 decks +51% synergy
Genesis Chamber
46% of 13 decks +45% synergy
Forsaken Monument
46% of 13 decks +44% synergy
Sensei's Divining Top
46% of 13 decks +41% synergy
Time Sieve
40% of 10 decks +37% synergy
Blasting Station
38% of 13 decks +38% synergy
Voltaic Key
38% of 13 decks +38% synergy
Rings of Brighthearth
38% of 13 decks +37% synergy
Sculpting Steel
31% of 13 decks +29% synergy
Phyrexian Altar
31% of 13 decks +27% synergy
Grinding Station
23% of 13 decks +22% synergy
Nim Deathmantle
23% of 13 decks +22% synergy
Semblance Anvil
23% of 13 decks +22% synergy
Mycosynth Lattice
23% of 13 decks +22% synergy
Moonsilver Key
23% of 13 decks +22% synergy
Cloud Key
23% of 13 decks +21% synergy
Isochron Scepter
23% of 13 decks +21% synergy
Aetherflux Reservoir
23% of 13 decks +19% synergy
Skullclamp
23% of 13 decks +11% synergy
Enchantments
Mirrodin Besieged
67% of 12 decks +65% synergy
Mana Echoes
64% of 11 decks +63% synergy
Mechanized Production
58% of 12 decks +56% synergy
Rhystic Study
58% of 12 decks +31% synergy
Intruder Alarm
50% of 12 decks +48% synergy
Cryptolith Rite
50% of 10 decks +47% synergy
Artificer Class
42% of 12 decks +41% synergy
Anointed Procession
42% of 12 decks +33% synergy
Kindred Discovery
33% of 12 decks +26% synergy
Primal Vigor
30% of 10 decks +27% synergy
Parallel Lives
30% of 10 decks +23% synergy
Planeswalkers
Karn, Living Legacy
25% of 12 decks +24% synergy
Utility Lands
Ancient Den
58% of 12 decks +53% synergy
Seat of the Synod
58% of 12 decks +52% synergy
Great Furnace
55% of 11 decks +49% synergy
Inventors' Fair
54% of 13 decks +50% synergy
Tree of Tales
50% of 10 decks +48% synergy
Vault of Whispers
50% of 10 decks +46% synergy
Academy Ruins
50% of 12 decks +45% synergy
Darksteel Citadel
46% of 13 decks +42% synergy
Buried Ruin
46% of 13 decks +41% synergy
Urza's Saga
46% of 13 decks +39% synergy
Reliquary Tower
46% of 13 decks +17% synergy
Urza's Power Plant
38% of 13 decks +37% synergy
Urza's Mine
38% of 13 decks +37% synergy
Urza's Tower
38% of 13 decks +37% synergy
Cascading Cataracts
31% of 13 decks +29% synergy
Mana Artifacts
Sol Ring
92% of 13 decks +8% synergy
Basalt Monolith
62% of 13 decks +59% synergy
Arcane Signet
54% of 13 decks -18% synergy
Myr Reservoir
46% of 13 decks +46% synergy
Thran Dynamo
46% of 13 decks +41% synergy
Thought Vessel
31% of 13 decks +14% synergy
Mana Vault
23% of 13 decks +17% synergy
Chromatic Lantern
23% of 13 decks +14% synergy
Lands
Command Tower
85% of 13 decks +11% synergy
The World Tree
40% of 10 decks +7% synergy
Spire of Industry
38% of 13 decks +36% synergy
Exotic Orchard
38% of 13 decks +3% synergy
Rustvale Bridge
36% of 11 decks +31% synergy
Razortide Bridge
36% of 11 decks +29% synergy
The Mycosynth Gardens
33% of 9 decks +31% synergy
Thornglint Bridge
30% of 10 decks +28% synergy
Slagwoods Bridge
30% of 10 decks +27% synergy
Tanglepool Bridge
30% of 10 decks +27% synergy
Darkmoss Bridge
30% of 10 decks +27% synergy
Drossforge Bridge
30% of 10 decks +26% synergy
Mistvault Bridge
30% of 10 decks +25% synergy
Goldmire Bridge
30% of 10 decks +25% synergy
Silverbluff Bridge
30% of 10 decks +24% synergy
Glimmervoid
23% of 13 decks +23% synergy
Power Depot
23% of 13 decks +22% synergy
Fabled Passage
23% of 13 decks +14% synergy
Path of Ancestry
23% of 13 decks +2% synergy