Careful Cultivation + Sword of the Paruns + Biomancer's Familiar

Careful Cultivation
Sword of the Paruns
Biomancer's Familiar

Requires
Careful Cultivation must be on the battlefield. Sword of the Paruns must be on the battlefield. Biomancer's Familiar must be on the battlefield. Umbral Mantle and Careful Cultivation attached to the same creature you control that does not have summoning sickness.
Steps
  1. Activate the creature with Careful Cultivation and Sword of the Paruns attached by tapping it, adding .
  2. Activate Sword of the Paruns by paying 1, untapping the creature.
  3. Repeat.
Results
Infinite green mana. Infinite untap of creatures you control. Infinite mana creatures you control can produce.

Kenrith, the Returned King
0.01% of 21799 decks 2 decks
Creatures
Sleep-Cursed Faerie
100% of 1 decks +100% synergy
Tazri, Stalwart Survivor
100% of 1 decks +100% synergy
Poison Dart Frog
100% of 1 decks +99% synergy
Kami of Whispered Hopes
100% of 2 decks +99% synergy
Agatha of the Vile Cauldron
100% of 1 decks +96% synergy
Kinnan, Bonder Prodigy
100% of 2 decks +96% synergy
Simic Ragworm
50% of 2 decks +50% synergy
Nomad Mythmaker
50% of 2 decks +50% synergy
Futurist Operative
50% of 2 decks +50% synergy
Glimmerbell
50% of 2 decks +50% synergy
Hydromorph Guardian
50% of 2 decks +50% synergy
Misery's Shadow
50% of 2 decks +50% synergy
Oasis Ritualist
50% of 2 decks +50% synergy
Ormos, Archive Keeper
50% of 2 decks +50% synergy
Nephalia Smuggler
50% of 2 decks +50% synergy
Depth Charge Colossus
50% of 2 decks +50% synergy
Quicksilver Elemental
50% of 2 decks +50% synergy
Horseshoe Crab
50% of 2 decks +50% synergy
The Ever-Changing 'Dane
50% of 2 decks +50% synergy
Shattergang Brothers
50% of 2 decks +50% synergy
Cryptic Trilobite
50% of 2 decks +50% synergy
Soulbright Flamekin
50% of 2 decks +50% synergy
Slimefoot, the Stowaway
50% of 2 decks +50% synergy
Judge's Familiar
50% of 2 decks +50% synergy
Experiment Kraj
50% of 2 decks +50% synergy
Vile Entomber
50% of 2 decks +50% synergy
Gyre Engineer
50% of 2 decks +50% synergy
Marwyn, the Nurturer
50% of 2 decks +50% synergy
Gray Merchant of Asphodel
50% of 2 decks +50% synergy
Azorius Guildmage
50% of 2 decks +50% synergy
Accomplished Alchemist
50% of 2 decks +50% synergy
Gyre Sage
50% of 2 decks +50% synergy
Slimefoot and Squee
50% of 2 decks +50% synergy
Grand Architect
50% of 2 decks +50% synergy
Plaguecrafter
50% of 2 decks +50% synergy
Devoted Druid
50% of 2 decks +50% synergy
Omen Hawker
50% of 2 decks +50% synergy
Haywire Mite
50% of 2 decks +50% synergy
Kelpie Guide
50% of 2 decks +50% synergy
Armored Scrapgorger
50% of 2 decks +50% synergy
Viscera Seer
50% of 2 decks +50% synergy
Magus Lucea Kane
50% of 2 decks +50% synergy
Crossroads Candleguide
50% of 2 decks +50% synergy
Zimone and Dina
50% of 2 decks +50% synergy
Pir, Imaginative Rascal
50% of 2 decks +49% synergy
Yurlok of Scorch Thrash
50% of 2 decks +49% synergy
Nissa, Resurgent Animist
50% of 2 decks +49% synergy
Myrkul, Lord of Bones
50% of 2 decks +49% synergy
Svella, Ice Shaper
50% of 2 decks +49% synergy
Pili-Pala
50% of 2 decks +49% synergy
Instants
Pile On
50% of 2 decks +50% synergy
Gaea's Gift
50% of 2 decks +50% synergy
Filter Out
50% of 2 decks +50% synergy
Reprieve
50% of 2 decks +50% synergy
Shared Summons
50% of 2 decks +50% synergy
Rapid Hybridization
50% of 2 decks +49% synergy
Harrow
50% of 2 decks +46% synergy
Chaos Warp
50% of 2 decks +44% synergy
Sorceries
Traverse the Ulvenwald
50% of 2 decks +50% synergy
Feed the Swarm
50% of 2 decks +49% synergy
Eldritch Evolution
50% of 2 decks +47% synergy
Diabolic Tutor
50% of 2 decks +46% synergy
Supreme Verdict
50% of 2 decks +44% synergy
Kodama's Reach
50% of 2 decks +25% synergy
Nature's Lore
50% of 2 decks +22% synergy
Farseek
50% of 2 decks +5% synergy
Utility Artifacts
Ozolith, the Shattered Spire
100% of 2 decks +99% synergy
Agatha's Soul Cauldron
100% of 1 decks +96% synergy
Swiftfoot Boots
100% of 2 decks +87% synergy
Dispeller's Capsule
50% of 2 decks +50% synergy
Umbral Mantle
50% of 2 decks +50% synergy
Doubling Cube
50% of 2 decks +48% synergy
Ashnod's Altar
50% of 2 decks +48% synergy
Strionic Resonator
50% of 2 decks +47% synergy
Door to Nothingness
50% of 2 decks +46% synergy
Wayfarer's Bauble
50% of 2 decks +46% synergy
Enchantments
Helix Pinnacle
50% of 2 decks +49% synergy
Khalni Heart Expedition
50% of 2 decks +49% synergy
Freed from the Real
50% of 2 decks +48% synergy
Training Grounds
50% of 2 decks +45% synergy
Planeswalkers
Tamiyo, the Moon Sage
50% of 2 decks +49% synergy
Karn, the Great Creator
50% of 2 decks +49% synergy
Utility Lands
Mortuary Mire
50% of 2 decks +50% synergy
Eiganjo, Seat of the Empire
50% of 2 decks +48% synergy
Bojuka Bog
50% of 2 decks +45% synergy
Mana Artifacts
Commander's Sphere
100% of 2 decks +80% synergy
Chromatic Lantern
100% of 2 decks +47% synergy
Arcane Signet
100% of 2 decks +26% synergy
Energy Refractor
50% of 2 decks +50% synergy
Machine God's Effigy
50% of 2 decks +50% synergy
Bonder's Ornament
50% of 2 decks +50% synergy
Golgari Signet
50% of 2 decks +48% synergy
Basalt Monolith
50% of 2 decks +48% synergy
Mind Stone
50% of 2 decks +47% synergy
Talisman of Resilience
50% of 2 decks +46% synergy
Talisman of Curiosity
50% of 2 decks +45% synergy
Decanter of Endless Water
50% of 2 decks +44% synergy
Relic of Legends
50% of 2 decks +40% synergy
Sol Ring
50% of 2 decks -28% synergy
Lands
Furycalm Snarl
100% of 2 decks +99% synergy
Captivating Cave
100% of 1 decks +99% synergy
Ash Barrens
100% of 2 decks +94% synergy
Raffine's Tower
100% of 2 decks +83% synergy
Command Tower
100% of 2 decks +12% synergy
Shimmering Grotto
50% of 2 decks +50% synergy
Holdout Settlement
50% of 2 decks +49% synergy
Frostboil Snarl
50% of 2 decks +49% synergy
Uncharted Haven
50% of 2 decks +49% synergy
Bant Panorama
50% of 2 decks +49% synergy
Razorverge Thicket
50% of 2 decks +49% synergy
Skycloud Expanse
50% of 2 decks +49% synergy
Bad River
50% of 2 decks +48% synergy
Azorius Chancery
50% of 2 decks +48% synergy
Brokers Hideout
50% of 2 decks +48% synergy
Rocky Tar Pit
50% of 2 decks +48% synergy
Flood Plain
50% of 2 decks +48% synergy
Mountain Valley
50% of 2 decks +48% synergy
Opal Palace
50% of 2 decks +47% synergy
Krosan Verge
50% of 2 decks +45% synergy
Gateway Plaza
50% of 2 decks +44% synergy
Underground River
50% of 2 decks +44% synergy
Training Center
50% of 2 decks +44% synergy
Myriad Landscape
50% of 2 decks +44% synergy
Sea of Clouds
50% of 2 decks +43% synergy
Shivan Reef
50% of 2 decks +42% synergy
Forbidden Orchard
50% of 2 decks +41% synergy
Prairie Stream
50% of 2 decks +40% synergy
Mystic Monastery
50% of 2 decks +35% synergy
Xander's Lounge
50% of 2 decks +34% synergy
Terramorphic Expanse
50% of 2 decks +33% synergy
Evolving Wilds
50% of 2 decks +28% synergy
The World Tree
50% of 2 decks +17% synergy
Exotic Orchard
50% of 2 decks -13% synergy