Greenweaver Druid + Umbral Mantle + Mana Reflection

Greenweaver Druid
Umbral Mantle
Mana Reflection

Requires
Greenweaver Druid must be on the battlefield. Umbral Mantle must be on the battlefield. Mana Reflection 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 3 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.

Omnath, Locus of Mana
0.44% of 6193 decks 27 decks
Marwyn, the Nurturer
0.10% of 5893 decks 6 decks
Raggadragga, Goreguts Boss
0.06% of 6865 decks 4 decks
Ezuri, Renegade Leader
0.11% of 2660 decks 3 decks
Tyvar the Bellicose
0.12% of 2435 decks 3 decks
Magus Lucea Kane
0.02% of 11006 decks 2 decks
Seton, Krosan Protector
0.19% of 1032 decks 2 decks
Kamahl, Fist of Krosa
0.48% of 420 decks 2 decks
Kodama of the East Tree // Sakashima of a Thousand Faces
0.08% of 1230 decks 1 decks
Selvala, Heart of the Wilds
0.02% of 4980 decks 1 decks
Glissa Sunseeker
0.97% of 103 decks 1 decks
Shigeki, Jukai Visionary
0.11% of 950 decks 1 decks
Grothama, All-Devouring
0.08% of 1258 decks 1 decks
Wort, the Raidmother
0.03% of 2859 decks 1 decks
Azusa, Lost but Seeking
0.02% of 4191 decks 1 decks
Garth One-Eye
0.02% of 4136 decks 1 decks
Yurlok of Scorch Thrash
0.02% of 6100 decks 1 decks
Kinnan, Bonder Prodigy
0.01% of 11969 decks 1 decks
High Synergy Cards
Priest of Titania
75% of 64 decks +71% synergy
Elvish Archdruid
73% of 64 decks +70% synergy
Circle of Dreams Druid
71% of 55 decks +67% synergy
Llanowar Tribe
68% of 62 decks +66% synergy
Llanowar Elves
86% of 64 decks +65% synergy
Elvish Mystic
83% of 64 decks +65% synergy
Fyndhorn Elves
75% of 64 decks +62% synergy
Karametra's Acolyte
62% of 64 decks +61% synergy
Arbor Elf
59% of 64 decks +53% synergy
Marwyn, the Nurturer
54% of 63 decks +51% synergy
Top Cards
Beast Whisperer
60% of 62 decks +48% synergy
Rhythm of the Wild
55% of 11 decks +31% synergy
Nyxbloom Ancient
53% of 62 decks +49% synergy
Leyline of Abundance
52% of 62 decks +50% synergy
Selvala, Heart of the Wilds
51% of 63 decks +46% synergy
Joraga Treespeaker
50% of 64 decks +49% synergy
Staff of Domination
48% of 64 decks +47% synergy
Canopy Tactician
48% of 61 decks +46% synergy
Lightning Greaves
47% of 64 decks +21% synergy
Heroic Intervention
46% of 63 decks +16% synergy
Creatures
Gyre Engineer
50% of 6 decks +49% synergy
Incubation Druid
44% of 62 decks +39% synergy
Fanatic of Rhonas
42% of 12 decks +32% synergy
Llanowar Visionary
40% of 62 decks +39% synergy
Seedborn Muse
39% of 64 decks +31% synergy
Radha, Heir to Keld
36% of 11 decks +35% synergy
Zhur-Taa Druid
36% of 11 decks +34% synergy
Devoted Druid
36% of 64 decks +33% synergy
Wirewood Channeler
34% of 64 decks +33% synergy
Craterhoof Behemoth
34% of 64 decks +28% synergy
Fyndhorn Elder
33% of 64 decks +33% synergy
Elvish Harbinger
30% of 64 decks +29% synergy
Wood Elves
30% of 64 decks +23% synergy
Reclamation Sage
28% of 64 decks +17% synergy
Ashaya, Soul of the Wild
27% of 62 decks +24% synergy
Grand Warlord Radha
27% of 11 decks +25% synergy
Vorinclex, Voice of Hunger
27% of 64 decks +24% synergy
Leaf-Crowned Visionary
27% of 49 decks +25% synergy
Viridian Joiner
25% of 64 decks +24% synergy
Ezuri, Renegade Leader
25% of 64 decks +23% synergy
Gyre Sage
25% of 64 decks +21% synergy
Oracle of Mul Daya
25% of 64 decks +19% synergy
Leafkin Druid
24% of 62 decks +23% synergy
Galadhrim Brigade
24% of 21 decks +22% synergy
Immaculate Magistrate
23% of 64 decks +22% synergy
Yeva, Nature's Herald
23% of 64 decks +22% synergy
Gilt-Leaf Archdruid
22% of 64 decks +22% synergy
Imperious Perfect
22% of 64 decks +20% synergy
Birds of Paradise
20% of 64 decks -7% synergy
Allosaurus Shepherd
19% of 62 decks +17% synergy
Ghalta, Primal Hunger
19% of 63 decks +14% synergy
Bighorner Rancher
19% of 16 decks +18% synergy
Lys Alana Huntmaster
19% of 64 decks +17% synergy
Quirion Ranger
19% of 64 decks +17% synergy
Eternal Witness
19% of 64 decks -2% synergy
Druid of the Cowl
17% of 63 decks +17% synergy
Argothian Elder
17% of 64 decks +17% synergy
Elvish Champion
17% of 64 decks +16% synergy
Rishkar, Peema Renegade
16% of 63 decks +11% synergy
Shaman of Forgotten Ways
16% of 64 decks +15% synergy
Lifeblood Hydra
16% of 64 decks +14% synergy
Dwynen, Gilt-Leaf Daen
16% of 64 decks +14% synergy
Elvish Visionary
16% of 64 decks +13% synergy
Gwenna, Eyes of Gaea
15% of 46 decks +12% synergy
Voracious Hydra
15% of 62 decks +13% synergy
Ilysian Caryatid
15% of 62 decks +12% synergy
Llanowar Loamspeaker
14% of 49 decks +13% synergy
Quirion Elves
14% of 64 decks +14% synergy
Soul of the Harvest
14% of 64 decks +11% synergy
Farhaven Elf
14% of 64 decks +10% synergy
Instants
Putrefy
50% of 6 decks +34% synergy
Beast Within
39% of 64 decks +0% synergy
Comet Storm
27% of 11 decks +24% synergy
Worldly Tutor
19% of 64 decks +5% synergy
Return of the Wildspeaker
16% of 62 decks +3% synergy
Tyvar's Stand
15% of 39 decks +10% synergy
Vitalize
14% of 64 decks +13% synergy
Krosan Grip
14% of 64 decks +6% synergy
Kindred Summons
13% of 63 decks +11% synergy
Return to Nature
11% of 62 decks +5% synergy
Fog
11% of 64 decks +8% synergy
Chord of Calling
11% of 64 decks +5% synergy
Snakeskin Veil
10% of 61 decks +6% synergy
Tamiyo's Safekeeping
10% of 51 decks +3% synergy
Wrap in Vigor
9% of 64 decks +8% synergy
Momentous Fall
9% of 64 decks +7% synergy
Gaea's Gift
9% of 46 decks +5% synergy
Benefactor's Draught
8% of 63 decks +7% synergy
Shared Summons
6% of 62 decks +5% synergy
Hunter's Insight
6% of 64 decks +2% synergy
Inspiring Call
6% of 64 decks -1% synergy
Nature's Claim
6% of 64 decks -3% synergy
Sorceries
Season of Gathering
38% of 8 decks +32% synergy
Green Sun's Zenith
36% of 64 decks +30% synergy
Genesis Wave
33% of 64 decks +31% synergy
Overwhelming Stampede
31% of 64 decks +26% synergy
Cultivate
25% of 64 decks -21% synergy
Finale of Devastation
24% of 62 decks +16% synergy
Awaken the Woods
22% of 46 decks +18% synergy
Kodama's Reach
19% of 64 decks -13% synergy
Rampant Growth
17% of 64 decks -18% synergy
Praetor's Counsel
16% of 64 decks +15% synergy
Harmonize
16% of 64 decks +7% synergy
Skyshroud Claim
16% of 64 decks +6% synergy
Green Sun's Twilight
15% of 41 decks +13% synergy
Elvish Promenade
14% of 64 decks +13% synergy
Tooth and Nail
14% of 64 decks +13% synergy
Shamanic Revelation
14% of 64 decks +5% synergy
Last March of the Ents
13% of 31 decks +8% synergy
Sylvan Offering
12% of 64 decks +12% synergy
Nature's Lore
12% of 64 decks -20% synergy
Traverse the Outlands
11% of 63 decks +8% synergy
Rishkar's Expertise
11% of 63 decks +1% synergy
Animist's Awakening
11% of 64 decks +10% synergy
Natural Order
11% of 64 decks +9% synergy
Wurmcalling
9% of 64 decks +9% synergy
Triumph of the Hordes
9% of 64 decks +6% synergy
Exponential Growth
9% of 55 decks +8% synergy
Harvest Season
8% of 63 decks +6% synergy
Primal Surge
8% of 64 decks +7% synergy
Nissa's Pilgrimage
8% of 64 decks +6% synergy
Three Visits
8% of 64 decks -17% synergy
Hurricane
6% of 64 decks +6% synergy
Glimpse of Nature
6% of 64 decks +6% synergy
Explosive Vegetation
6% of 64 decks +3% synergy
Regrowth
6% of 64 decks +3% synergy
Explore
6% of 64 decks -3% synergy
Utility Artifacts
Doubling Cube
36% of 64 decks +35% synergy
Sword of the Paruns
34% of 64 decks +34% synergy
Swiftfoot Boots
34% of 64 decks +7% synergy
Thousand-Year Elixir
31% of 64 decks +29% synergy
The Great Henge
26% of 62 decks +16% synergy
Whispersilk Cloak
25% of 64 decks +21% synergy
Lifecrafter's Bestiary
24% of 63 decks +20% synergy
Commander's Plate
16% of 62 decks +14% synergy
Vanquisher's Banner
14% of 63 decks +10% synergy
Emerald Medallion
14% of 64 decks +12% synergy
Prowler's Helm
12% of 64 decks +12% synergy
Nim Deathmantle
12% of 64 decks +12% synergy
Trailblazer's Boots
12% of 64 decks +11% synergy
Shadowspear
11% of 62 decks +8% synergy
Font of Mythos
11% of 64 decks +10% synergy
Howling Mine
11% of 64 decks +9% synergy
Horizon Stone
10% of 62 decks +9% synergy
Power Matrix
9% of 64 decks +9% synergy
Vorrac Battlehorns
9% of 64 decks +9% synergy
Vedalken Orrery
9% of 64 decks +8% synergy
Loxodon Warhammer
9% of 64 decks +7% synergy
Helm of Kaldra
8% of 64 decks +8% synergy
Akroma's Memorial
8% of 64 decks +7% synergy
Rhonas's Monument
6% of 63 decks +5% synergy
Herald's Horn
6% of 63 decks -0% synergy
Darksteel Plate
6% of 64 decks +5% synergy
Enchantments
Zendikar Resurgent
45% of 64 decks +43% synergy
Elvish Guidance
38% of 64 decks +37% synergy
Asceticism
36% of 64 decks +33% synergy
Growing Rites of Itlimoc
33% of 63 decks +28% synergy
Virtue of Strength
32% of 25 decks +29% synergy
Helix Pinnacle
28% of 64 decks +27% synergy
Aggravated Assault
27% of 11 decks +24% synergy
Vernal Bloom
27% of 64 decks +26% synergy
Wilderness Reclamation
26% of 62 decks +22% synergy
Wild Growth
25% of 64 decks +14% synergy
Guardian Project
23% of 62 decks +14% synergy
Concordant Crossroads
22% of 64 decks +19% synergy
Bear Umbra
19% of 64 decks +14% synergy
Garruk's Uprising
15% of 62 decks -1% synergy
Song of the Dryads
14% of 64 decks +12% synergy
Sylvan Library
14% of 64 decks +2% synergy
Elven Chorus
14% of 29 decks +9% synergy
Alpha Authority
12% of 64 decks +11% synergy
Exploration
12% of 64 decks +4% synergy
Cryptolith Rite
11% of 63 decks +8% synergy
Heartbeat of Spring
11% of 64 decks +10% synergy
Canopy Cover
11% of 64 decks +10% synergy
Quest for Renewal
11% of 64 decks +10% synergy
Defense of the Heart
11% of 64 decks +8% synergy
Kenrith's Transformation
10% of 62 decks +3% synergy
Gaea's Touch
9% of 64 decks +9% synergy
Primal Rage
9% of 64 decks +9% synergy
Frontier Siege
9% of 64 decks +8% synergy
Leyline Immersion
9% of 32 decks +8% synergy
Tribute to the World Tree
8% of 36 decks +0% synergy
Jugan Defends the Temple
8% of 51 decks +7% synergy
Dictate of Karametra
8% of 64 decks +7% synergy
Overgrowth
8% of 64 decks +6% synergy
Abundance
8% of 64 decks +5% synergy
Burgeoning
8% of 64 decks +4% synergy
Greater Good
8% of 64 decks +3% synergy
Doubling Season
8% of 64 decks -1% synergy
Glorious Sunrise
8% of 53 decks +6% synergy
Cartouche of Strength
6% of 63 decks +6% synergy
Colossal Majesty
6% of 63 decks +3% synergy
Hall of Gemstone
6% of 64 decks +6% synergy
Presence of Gond
6% of 64 decks +6% synergy
Lignify
6% of 64 decks +4% synergy
Rancor
6% of 64 decks +1% synergy
Utopia Sprawl
6% of 64 decks -1% synergy
Unnatural Growth
6% of 53 decks +0% synergy
Planeswalkers
Tyvar Kell
50% of 6 decks +48% synergy
Tyvar, Jubilant Brawler
50% of 6 decks +45% synergy
Nissa, Who Shakes the World
39% of 62 decks +36% synergy
Freyalise, Llanowar's Fury
36% of 64 decks +34% synergy
Garruk Wildspeaker
11% of 64 decks +10% synergy
Vivien, Arkbow Ranger
8% of 62 decks +8% synergy
Utility Lands
Rogue's Passage
44% of 64 decks +25% synergy
Wirewood Lodge
34% of 64 decks +33% synergy
Nykthos, Shrine to Nyx
31% of 64 decks +26% synergy
Yavimaya, Cradle of Growth
29% of 55 decks +20% synergy
Kessig Wolf Run
27% of 11 decks +11% synergy
Castle Garenbrig
24% of 62 decks +19% synergy
Reliquary Tower
23% of 64 decks -6% synergy
Boseiju, Who Endures
22% of 51 decks +2% synergy
Dryad Arbor
19% of 64 decks +15% synergy
Gaea's Cradle
19% of 64 decks +13% synergy
Oran-Rief, the Vastwood
17% of 64 decks +12% synergy
Mosswort Bridge
16% of 64 decks +5% synergy
Tranquil Thicket
11% of 64 decks +7% synergy
Yavimaya Hollow
9% of 64 decks +8% synergy
Homeward Path
8% of 64 decks +6% synergy
Lair of the Hydra
7% of 55 decks +6% synergy
Ancient Tomb
6% of 64 decks -4% synergy
Mana Artifacts
Sol Ring
50% of 64 decks -34% synergy
Caged Sun
42% of 64 decks +40% synergy
Gauntlet of Power
19% of 64 decks +18% synergy
Nyx Lotus
15% of 62 decks +13% synergy
Arcane Signet
11% of 62 decks -61% synergy
Extraplanar Lens
11% of 64 decks +10% synergy
Jeweled Lotus
6% of 62 decks +0% synergy
Basalt Monolith
6% of 64 decks +4% synergy
Thought Vessel
6% of 64 decks -10% synergy
Lands
Breeding Pool
67% of 6 decks +26% synergy
Overgrown Tomb
67% of 6 decks +24% synergy
Stomping Ground
55% of 11 decks +13% synergy
Golgari Rot Farm
50% of 6 decks +32% synergy
Gruul Turf
36% of 11 decks +20% synergy
Spire Garden
36% of 11 decks +12% synergy
Cinder Glade
36% of 11 decks -2% synergy
Fire-Lit Thicket
27% of 11 decks +23% synergy
Rockfall Vale
27% of 11 decks +5% synergy
Command Tower
23% of 64 decks -50% synergy
Myriad Landscape
19% of 64 decks -1% synergy
Fabled Passage
8% of 62 decks -1% synergy
Path of Ancestry
8% of 63 decks -13% synergy
Cavern of Souls
8% of 64 decks +1% synergy
Blighted Woodland
6% of 64 decks +0% synergy
Wooded Foothills
6% of 64 decks -4% synergy
Verdant Catacombs
6% of 64 decks -5% synergy
Misty Rainforest
6% of 64 decks -6% synergy