Greenweaver Druid + Umbral Mantle + Biomancer's Familiar

Greenweaver Druid
Umbral Mantle
Biomancer's Familiar

Requires
Greenweaver Druid must be on the battlefield. Umbral Mantle must be on the battlefield. Biomancer's Familiar must be on the battlefield. Umbral Mantle attached to Greenweaver Druid. Greenweaver Druid does not have summoning sickness.
Steps
  1. Activate Greenweaver Druid by tapping it, adding .
  2. Activate Greenweaver Druid by paying 1 and untapping it, giving itself +2/+2 until end of turn.
  3. Repeat.
Results
Infinitely large Greenweaver Druid until end of turn. Infinite green mana.

Kinnan, Bonder Prodigy
0.02% of 12348 decks 2 decks
Volrath, the Shapestealer
0.04% of 2856 decks 1 decks
Creatures
Fyndhorn Elder
100% of 3 decks +100% synergy
Phyrexian Crusader
100% of 1 decks +100% synergy
Gyre Engineer
100% of 3 decks +99% synergy
Voidwing Hybrid
100% of 1 decks +98% synergy
Llanowar Tribe
100% of 3 decks +98% synergy
Mockingbird
100% of 1 decks +93% synergy
Pollywog Prodigy
100% of 1 decks +89% synergy
Omen Hawker
67% of 3 decks +66% synergy
Marwyn, the Nurturer
67% of 3 decks +64% synergy
Gyre Sage
67% of 3 decks +63% synergy
Hydroelectric Specimen
50% of 2 decks +43% synergy
Locust Swarm
33% of 3 decks +33% synergy
Galvanic Alchemist
33% of 3 decks +33% synergy
Battery Bearer
33% of 3 decks +33% synergy
Leech Bonder
33% of 3 decks +33% synergy
Knacksaw Clique
33% of 3 decks +33% synergy
Farmstead Gleaner
33% of 3 decks +33% synergy
Vhal, Candlekeep Researcher
33% of 3 decks +33% synergy
Patron of the Orochi
33% of 3 decks +33% synergy
Leaf Gilder
33% of 3 decks +33% synergy
Gilder Bairn
33% of 3 decks +33% synergy
Elvish Aberration
33% of 3 decks +33% synergy
Pili-Pala
33% of 3 decks +33% synergy
Citanul Hierophants
33% of 3 decks +33% synergy
Quirion Elves
33% of 3 decks +33% synergy
Momir Vig, Simic Visionary
33% of 3 decks +33% synergy
Jaspera Sentinel
33% of 3 decks +33% synergy
Viridian Joiner
33% of 3 decks +33% synergy
Body Double
33% of 3 decks +33% synergy
Viral Drake
33% of 3 decks +33% synergy
Leafkin Druid
33% of 3 decks +33% synergy
Beastcaller Savant
33% of 3 decks +32% synergy
Llanowar Loamspeaker
33% of 3 decks +32% synergy
Merfolk Skydiver
33% of 3 decks +32% synergy
Canopy Tactician
33% of 3 decks +32% synergy
Crashing Drawbridge
33% of 3 decks +32% synergy
Blighted Agent
33% of 3 decks +32% synergy
Wandering Archaic
33% of 3 decks +32% synergy
Karametra's Acolyte
33% of 3 decks +32% synergy
Trophy Mage
33% of 3 decks +31% synergy
Leaf-Crowned Visionary
33% of 3 decks +31% synergy
Gilded Drake
33% of 3 decks +31% synergy
Paradise Druid
33% of 3 decks +31% synergy
Imperious Perfect
33% of 3 decks +31% synergy
Flesh Duplicate
33% of 3 decks +31% synergy
Clever Impersonator
33% of 3 decks +31% synergy
Collector Ouphe
33% of 3 decks +31% synergy
Manglehorn
33% of 3 decks +31% synergy
Tekuthal, Inquiry Dominus
33% of 3 decks +31% synergy
Vigor
33% of 3 decks +31% synergy
Instants
Vraska's Fall
100% of 1 decks +97% synergy
Atomize
100% of 1 decks +94% synergy
Deadly Rollick
100% of 1 decks +89% synergy
Putrefy
100% of 1 decks +84% synergy
Assassin's Trophy
100% of 1 decks +70% synergy
Fierce Guardianship
67% of 3 decks +49% synergy
Cyclonic Rift
67% of 3 decks +39% synergy
Turn Aside
33% of 3 decks +33% synergy
Stifle
33% of 3 decks +33% synergy
Capsize
33% of 3 decks +32% synergy
Disdainful Stroke
33% of 3 decks +32% synergy
Galadhrim Ambush
33% of 3 decks +31% synergy
Prologue to Phyresis
33% of 3 decks +31% synergy
Infectious Bite
33% of 3 decks +31% synergy
Brainsurge
33% of 3 decks +30% synergy
Pull from Tomorrow
33% of 3 decks +30% synergy
Force of Vigor
33% of 3 decks +30% synergy
Mindbreak Trap
33% of 3 decks +29% synergy
Muddle the Mixture
33% of 3 decks +28% synergy
Chord of Calling
33% of 3 decks +28% synergy
Return to Nature
33% of 3 decks +27% synergy
Flusterstorm
33% of 3 decks +26% synergy
Force of Negation
33% of 3 decks +24% synergy
Force of Will
33% of 3 decks +22% synergy
Worldly Tutor
33% of 3 decks +19% synergy
Mana Drain
33% of 3 decks +18% synergy
Swan Song
33% of 3 decks +17% synergy
Arcane Denial
33% of 3 decks +14% synergy
Brainstorm
33% of 3 decks +12% synergy
Negate
33% of 3 decks +11% synergy
Beast Within
33% of 3 decks -5% synergy
Counterspell
33% of 3 decks -10% synergy
Sorceries
Plague Wind
100% of 1 decks +99% synergy
Phyresis Outbreak
100% of 1 decks +98% synergy
Infectious Inquiry
100% of 1 decks +98% synergy
In Garruk's Wake
100% of 1 decks +97% synergy
Acquire
33% of 3 decks +33% synergy
Vivisurgeon's Insight
33% of 3 decks +33% synergy
Carnivorous Canopy
33% of 3 decks +33% synergy
Sylvan Tutor
33% of 3 decks +32% synergy
Bribery
33% of 3 decks +32% synergy
Turntimber Symbiosis
33% of 3 decks +31% synergy
Tezzeret's Gambit
33% of 3 decks +30% synergy
Unnatural Restoration
33% of 3 decks +29% synergy
Fabricate
33% of 3 decks +27% synergy
Green Sun's Zenith
33% of 3 decks +27% synergy
Finale of Devastation
33% of 3 decks +25% synergy
Bala Ged Recovery
33% of 3 decks +24% synergy
Nature's Lore
33% of 3 decks +1% synergy
Farseek
33% of 3 decks -1% synergy
Utility Artifacts
Staff of Domination
67% of 3 decks +65% synergy
Lightning Greaves
67% of 3 decks +41% synergy
Swiftfoot Boots
67% of 3 decks +39% synergy
Sword of the Paruns
33% of 3 decks +33% synergy
Heartstone
33% of 3 decks +33% synergy
Contagion Engine
33% of 3 decks +32% synergy
Enchantments
Training Grounds
100% of 3 decks +97% synergy
Phyrexian Arena
100% of 1 decks +85% synergy
Pemmin's Aura
67% of 3 decks +65% synergy
Leyline of Abundance
67% of 3 decks +65% synergy
Freed from the Real
67% of 3 decks +65% synergy
Concordant Crossroads
67% of 3 decks +64% synergy
Mystic Remora
67% of 3 decks +49% synergy
Rhystic Study
67% of 3 decks +39% synergy
Elvish Guidance
33% of 3 decks +33% synergy
Quest for Renewal
33% of 3 decks +32% synergy
Inexorable Tide
33% of 3 decks +31% synergy
Cryptolith Rite
33% of 3 decks +30% synergy
Leyline of Anticipation
33% of 3 decks +29% synergy
Elven Chorus
33% of 3 decks +29% synergy
Growing Rites of Itlimoc
33% of 3 decks +28% synergy
Kenrith's Transformation
33% of 3 decks +27% synergy
Planeswalkers
Vraska, Betrayal's Sting
100% of 1 decks +97% synergy
Oko, Thief of Crowns
33% of 3 decks +28% synergy
Utility Lands
Yavimaya, Cradle of Growth
67% of 3 decks +57% synergy
Boseiju, Who Endures
67% of 3 decks +47% synergy
Three Tree City
50% of 2 decks +40% synergy
Tolaria West
33% of 3 decks +32% synergy
Nesting Grounds
33% of 3 decks +32% synergy
Llanowar Reborn
33% of 3 decks +31% synergy
Ghost Quarter
33% of 3 decks +31% synergy
Emergence Zone
33% of 3 decks +31% synergy
Academy Ruins
33% of 3 decks +29% synergy
Oran-Rief, the Vastwood
33% of 3 decks +28% synergy
Gaea's Cradle
33% of 3 decks +28% synergy
Alchemist's Refuge
33% of 3 decks +27% synergy
Urza's Saga
33% of 3 decks +26% synergy
Ancient Tomb
33% of 3 decks +23% synergy
Mystic Sanctuary
33% of 3 decks +21% synergy
Mana Artifacts
Sol Ring
100% of 3 decks +16% synergy
Basalt Monolith
67% of 3 decks +64% synergy
Arcane Signet
67% of 3 decks -5% synergy
Paradise Mantle
33% of 3 decks +33% synergy
Skyclave Relic
33% of 3 decks +32% synergy
Glistening Sphere
33% of 3 decks +32% synergy
Mox Amber
33% of 3 decks +29% synergy
Mox Diamond
33% of 3 decks +29% synergy
Mox Opal
33% of 3 decks +29% synergy
Chrome Mox
33% of 3 decks +27% synergy
Lotus Petal
33% of 3 decks +27% synergy
Mana Crypt
33% of 3 decks +25% synergy
Lands
Nurturing Peatland
100% of 1 decks +94% synergy
Bayou
100% of 1 decks +86% synergy
Deathcap Glade
100% of 1 decks +86% synergy
Underground Sea
100% of 1 decks +86% synergy
Shipwreck Marsh
100% of 1 decks +81% synergy
Morphic Pool
100% of 1 decks +74% synergy
Undergrowth Stadium
100% of 1 decks +74% synergy
Zagoth Triome
100% of 1 decks +69% synergy
Watery Grave
100% of 1 decks +59% synergy
Overgrown Tomb
100% of 1 decks +58% synergy
Command Tower
100% of 3 decks +26% synergy
Prismatic Vista
67% of 3 decks +61% synergy
Mana Confluence
67% of 3 decks +59% synergy
Waterlogged Grove
67% of 3 decks +59% synergy
Misty Rainforest
67% of 3 decks +55% synergy
Yavimaya Coast
67% of 3 decks +40% synergy
Rejuvenating Springs
67% of 3 decks +38% synergy
Exotic Orchard
67% of 3 decks +31% synergy
Breeding Pool
67% of 3 decks +26% synergy
Reflecting Pool
33% of 3 decks +28% synergy
City of Brass
33% of 3 decks +25% synergy
Barkchannel Pathway
33% of 3 decks +25% synergy
Wooded Foothills
33% of 3 decks +23% synergy
Overflowing Basin
33% of 3 decks +23% synergy
Bloodstained Mire
33% of 3 decks +23% synergy
Windswept Heath
33% of 3 decks +23% synergy
Flooded Strand
33% of 3 decks +23% synergy
Scalding Tarn
33% of 3 decks +22% synergy
Marsh Flats
33% of 3 decks +22% synergy
Polluted Delta
33% of 3 decks +22% synergy
Verdant Catacombs
33% of 3 decks +22% synergy
Flooded Grove
33% of 3 decks +21% synergy
Tropical Island
33% of 3 decks +19% synergy
Dreamroot Cascade
33% of 3 decks +15% synergy