Spawning Grounds + Intruder Alarm + Blossom Dryad

Spawning Grounds
Intruder Alarm
Blossom Dryad

Requires
Spawning Grounds must be on the battlefield. Intruder Alarm must be on the battlefield. Blossom Dryad must be on the battlefield. Blossom Dryad does not have summoning sickness.
Steps
  1. Activate the land with Spawning Grounds attached by tapping it, creating a 5/5 Beast creature token.
  2. The Beast enters the battlefield, triggering Intruder Alarm, untapping all creatures.
  3. Activate Blossom Dryad by tapping it, untapping the land with Spawning Grounds attached.
  4. Repeat.
Results
Infinite creature tokens. Infinite ETB. Infinite mana creatures you control can produce. Infinite untap of all creatures.

Arixmethes, Slumbering Isle
0.03% of 3527 decks 1 decks
Creatures
Cephalid Looter
100% of 1 decks +100% synergy
Phase Dolphin
100% of 1 decks +100% synergy
Nascent Metamorph
100% of 1 decks +100% synergy
Pursued Whale
100% of 1 decks +100% synergy
Brawn
100% of 1 decks +99% synergy
Krosan Restorer
100% of 1 decks +99% synergy
Kairi, the Swirling Sky
100% of 1 decks +99% synergy
Weaver of Currents
100% of 1 decks +99% synergy
Voyaging Satyr
100% of 1 decks +99% synergy
Colossal Whale
100% of 1 decks +99% synergy
Jadzi, Oracle of Arcavios
100% of 1 decks +99% synergy
Tidal Barracuda
100% of 1 decks +99% synergy
Vizier of the Menagerie
100% of 1 decks +99% synergy
Vigor
100% of 1 decks +98% synergy
Tangled Florahedron
100% of 1 decks +98% synergy
Vizier of Tumbling Sands
100% of 1 decks +98% synergy
Sword Coast Serpent
100% of 1 decks +98% synergy
Rashmi, Eternities Crafter
100% of 1 decks +97% synergy
Charix, the Raging Isle
100% of 1 decks +96% synergy
Trench Behemoth
100% of 1 decks +96% synergy
Archetype of Imagination
100% of 1 decks +95% synergy
Deepfathom Echo
100% of 1 decks +94% synergy
Trygon Predator
100% of 1 decks +94% synergy
Thieving Skydiver
100% of 1 decks +92% synergy
Poison Dart Frog
100% of 1 decks +91% synergy
Prime Speaker Zegana
100% of 1 decks +91% synergy
Xolatoyac, the Smiling Flood
100% of 1 decks +88% synergy
Coiling Oracle
100% of 1 decks +84% synergy
Kiora's Follower
100% of 1 decks +83% synergy
Tatyova, Benthic Druid
100% of 1 decks +74% synergy
Instants
Ride the Avalanche
100% of 1 decks +100% synergy
Run Away Together
100% of 1 decks +99% synergy
Naturalize
100% of 1 decks +98% synergy
Shore Up
100% of 1 decks +97% synergy
Incubation // Incongruity
100% of 1 decks +97% synergy
Rewind
100% of 1 decks +97% synergy
Veil of Summer
100% of 1 decks +93% synergy
Nature's Claim
100% of 1 decks +86% synergy
Negate
100% of 1 decks +73% synergy
Growth Spiral
100% of 1 decks +58% synergy
Sorceries
Treasure Hunt
100% of 1 decks +100% synergy
Scouting Trek
100% of 1 decks +100% synergy
Chart a Course
100% of 1 decks +99% synergy
Nissa's Pilgrimage
100% of 1 decks +98% synergy
Body of Research
100% of 1 decks +98% synergy
Splendid Reclamation
100% of 1 decks +96% synergy
Explosive Vegetation
100% of 1 decks +96% synergy
Curse of the Swine
100% of 1 decks +88% synergy
Rampant Growth
100% of 1 decks +58% synergy
Cultivate
100% of 1 decks +50% synergy
Enchantments
Urban Burgeoning
100% of 1 decks +100% synergy
Gift of Paradise
100% of 1 decks +100% synergy
Thought Reflection
100% of 1 decks +99% synergy
Shadow of the Second Sun
100% of 1 decks +99% synergy
Fertile Ground
100% of 1 decks +98% synergy
Primal Empathy
100% of 1 decks +97% synergy
Rancor
100% of 1 decks +97% synergy
Leyline of Anticipation
100% of 1 decks +95% synergy
Utility Lands
Remote Isle
100% of 1 decks +99% synergy
Jungle Basin
100% of 1 decks +97% synergy
Coral Atoll
100% of 1 decks +97% synergy
Lumbering Falls
100% of 1 decks +92% synergy
Mana Artifacts
Sol Ring
100% of 1 decks +18% synergy
Lands
Unknown Shores
100% of 1 decks +100% synergy
Thriving Grove
100% of 1 decks +98% synergy
Temple of Mystery
100% of 1 decks +61% synergy
Simic Growth Chamber
100% of 1 decks +52% synergy
Yavimaya Coast
100% of 1 decks +47% synergy
Hinterland Harbor
100% of 1 decks +46% synergy