Mirran Spy + Cloudstone Curio + Ornithopter + Kiki-Jiki, Mirror Breaker

Mirran Spy
Cloudstone Curio
Ornithopter
Kiki-Jiki, Mirror Breaker

Requires
Mirran Spy must be on the battlefield. Cloudstone Curio must be on the battlefield. Ornithopter must be on the battlefield. Kiki-Jiki, Mirror Breaker must be on the battlefield.
Steps
  1. Activate Kiki-Jiki by tapping it, creating a token copy of any nonlegendary nonartifact creature you control.
  2. The token enters the battlefield, triggering Cloudstone Curio, returning Ornithopter from the battlefield to your hand.
  3. Cast Ornithopter by paying 0.
  4. Mirran Spy triggers, untapping Kiki-Jiki.
  5. Repeat.
Results
Infinite copies of nonlegendary nonartifact creatures you control. Infinite creature tokens with haste. Infinite ETB. Infinite LTB. Infinite mana creatures you control can produce. Infinite storm count. Infinite untap of creatures you control.

Kenrith, the Returned King
0.00% of 21799 decks 1 decks
Creatures
Pestermite
100% of 1 decks +100% synergy
Triskelion
100% of 1 decks +100% synergy
Junk Diver
100% of 1 decks +100% synergy
Murderous Redcap
100% of 1 decks +100% synergy
Zealous Conscripts
100% of 1 decks +100% synergy
Conclave Mentor
100% of 1 decks +100% synergy
Trophy Mage
100% of 1 decks +100% synergy
Zulaport Cutthroat
100% of 1 decks +99% synergy
Vigor
100% of 1 decks +99% synergy
Saffi Eriksdotter
100% of 1 decks +99% synergy
Reclamation Sage
100% of 1 decks +99% synergy
Walking Ballista
100% of 1 decks +99% synergy
Arbor Elf
100% of 1 decks +99% synergy
Evolution Witness
100% of 1 decks +99% synergy
Deadeye Navigator
100% of 1 decks +99% synergy
Sun Titan
100% of 1 decks +99% synergy
Elves of Deep Shadow
100% of 1 decks +98% synergy
Teshar, Ancestor's Apostle
100% of 1 decks +98% synergy
Coiling Oracle
100% of 1 decks +98% synergy
Llanowar Elves
100% of 1 decks +98% synergy
Simian Spirit Guide
100% of 1 decks +97% synergy
Elvish Spirit Guide
100% of 1 decks +97% synergy
Azusa, Lost but Seeking
100% of 1 decks +97% synergy
Eternal Witness
100% of 1 decks +96% synergy
Myr Retriever
100% of 1 decks +96% synergy
Sakura-Tribe Elder
100% of 1 decks +95% synergy
Seedborn Muse
100% of 1 decks +95% synergy
Birds of Paradise
100% of 1 decks +75% synergy
Instants
Avoid Fate
100% of 1 decks +100% synergy
Rebuff the Wicked
100% of 1 decks +100% synergy
Slaughter Pact
100% of 1 decks +100% synergy
Congregation at Dawn
100% of 1 decks +100% synergy
Brainstorm
100% of 1 decks +93% synergy
Generous Gift
100% of 1 decks +92% synergy
Path to Exile
100% of 1 decks +75% synergy
Sorceries
Chatterstorm
100% of 1 decks +100% synergy
Primal Command
100% of 1 decks +100% synergy
Harvest Season
100% of 1 decks +99% synergy
Tooth and Nail
100% of 1 decks +99% synergy
Harmonize
100% of 1 decks +99% synergy
Ancient Stirrings
100% of 1 decks +98% synergy
Fabricate
100% of 1 decks +97% synergy
Search for Tomorrow
100% of 1 decks +97% synergy
Sylvan Scrying
100% of 1 decks +96% synergy
Kodama's Reach
100% of 1 decks +75% synergy
Cultivate
100% of 1 decks +62% synergy
Utility Artifacts
Navigator's Compass
100% of 1 decks +100% synergy
Blasting Station
100% of 1 decks +100% synergy
Deathrender
100% of 1 decks +100% synergy
Aether Vial
100% of 1 decks +99% synergy
Sensei's Divining Top
100% of 1 decks +96% synergy
Expedition Map
100% of 1 decks +96% synergy
Enchantments
Rite of Passage
100% of 1 decks +100% synergy
Cathars' Crusade
100% of 1 decks +99% synergy
Privileged Position
100% of 1 decks +97% synergy
Utopia Sprawl
100% of 1 decks +97% synergy
Wild Growth
100% of 1 decks +96% synergy
Doubling Season
100% of 1 decks +95% synergy
Utility Lands
Boseiju, Who Shelters All
100% of 1 decks +100% synergy
Vesuva
100% of 1 decks +98% synergy
Urza's Mine
100% of 1 decks +97% synergy
Urza's Power Plant
100% of 1 decks +97% synergy
Urza's Tower
100% of 1 decks +97% synergy
Mana Artifacts
Lotus Bloom
100% of 1 decks +100% synergy
Gilded Lotus
100% of 1 decks +97% synergy
Arcane Signet
100% of 1 decks +26% synergy
Sol Ring
100% of 1 decks +22% synergy
Lands
Brushland
100% of 1 decks +93% synergy
Karplusan Forest
100% of 1 decks +93% synergy
Urza's Cave
100% of 1 decks +92% synergy
Forbidden Orchard
100% of 1 decks +91% synergy
Cavern of Souls
100% of 1 decks +85% synergy
Terramorphic Expanse
100% of 1 decks +83% synergy
City of Brass
100% of 1 decks +80% synergy
Evolving Wilds
100% of 1 decks +78% synergy
Overgrown Tomb
100% of 1 decks +70% synergy
Temple Garden
100% of 1 decks +70% synergy
Exotic Orchard
100% of 1 decks +37% synergy