Horn of Gondor + Clock of Omens + Encroaching Mycosynth + Krark-Clan Ironworks
Horn of Gondor
Clock of Omens
Encroaching Mycosynth
Krark-Clan Ironworks
Requires
Horn of Gondor must be on the battlefield.
Clock of Omens must be on the battlefield.
Encroaching Mycosynth must be on the battlefield.
Krark-Clan Ironworks must be on the battlefield.
You control at least three Humans.
Mana needed: 
Steps
- Activate Horn of Gondor by paying and tapping it, creating at least three 1/1 Human Soldier creature tokens.
- Activate Clock of Omens by tapping two Human Soldiers, untapping Horn of Gondor.
- Activate Krark-Clan Ironworks twice by sacrificing two Human Soldiers, adding .
- Repeat.
Results
Infinite colorless mana. Infinite creature tokens. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite mana nonland permanents you control can produce. Infinite untap of nonland permanents you control.
Urza, Lord High Artificer
0.01% of 12657 decks
1 decks
Creatures
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Clone
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Cybermen Squadron
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Ancient Silver Dragon
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Tidespout Tyrant
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Myr Battlesphere
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Auton Soldier
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Jin-Gitaxias, Core Augur
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Emry, Lurker of the Loch
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Psychosis Crawler
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Foundry Inspector
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Forensic Gadgeteer
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Consecrated Sphinx
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Etherium Sculptor
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Harbinger of the Seas
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Instants
Urza's Command
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See Double
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March of Swirling Mist
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Flusterstorm
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Three Steps Ahead
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Aetherize
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Dramatic Reversal
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Fierce Guardianship
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Counterspell
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Sorceries
Expropriate
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Time Stretch
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Quantum Misalignment
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Fabricate
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Utility Artifacts
Sword of War and Peace
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Agatha's Soul Cauldron
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Staff of Domination
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Strionic Resonator
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Voltaic Key
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Codex Shredder
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Manifold Key
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Sculpting Steel
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Simulacrum Synthesizer
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Rings of Brighthearth
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Winter Moon
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Mystic Forge
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Unwinding Clock
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Sensei's Divining Top
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Isochron Scepter
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Lightning Greaves
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Sapphire Medallion
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Enchantments
Opposition
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Copy Enchantment
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Mind's Dilation
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Shadow of the Second Sun
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Omniscience
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Amphibian Downpour
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Propaganda
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Mystic Remora
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Rhystic Study
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Planeswalkers
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Tezzeret the Seeker
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Utility Lands
Urza's Tower
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Urza's Mine
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Urza's Power Plant
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Buried Ruin
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Inventors' Fair
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Archway of Innovation
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Otawara, Soaring City
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Reliquary Tower
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Mana Artifacts
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