Marwyn, the Nurturer + Umbral Mantle

Marwyn, the Nurturer
Umbral Mantle

Requires
Marwyn, the Nurturer must be on the battlefield. Umbral Mantle must be on the battlefield. Umbral Mantle attached to Marwyn. Marwyn does not have summoning sickness. Marwyn has a power of at least four.
Steps
  1. Activate Marwyn by tapping it, adding at least .
  2. Activate Marwyn by paying 3 and untapping it, giving itself +2/+2 until end of turn.
  3. Repeat.
Results
Infinite green mana. Infinitely large Marwyn until end of turn.

Marwyn, the Nurturer
55.08% of 5790 decks 3189 decks
Ezuri, Renegade Leader
35.70% of 2686 decks 959 decks
Selvala, Explorer Returned
18.58% of 2121 decks 394 decks
Seton, Krosan Protector
18.57% of 1018 decks 189 decks
Tyvar the Bellicose
16.42% of 2204 decks 362 decks
Raggadragga, Goreguts Boss
12.72% of 6721 decks 855 decks
Lathril, Blade of the Elves
11.34% of 20745 decks 2353 decks
Freyalise, Llanowar's Fury
9.59% of 1564 decks 150 decks
Rhys the Redeemed
7.91% of 3934 decks 311 decks
Yisan, the Wanderer Bard
5.47% of 1921 decks 105 decks
Selvala, Heart of the Wilds
2.18% of 4861 decks 106 decks
Omnath, Locus of Mana
2.15% of 5950 decks 128 decks
Voja, Jaws of the Conclave
1.32% of 10459 decks 138 decks
New Cards
Tyvar, the Pummeler
76% of 21 decks +75% synergy
Three Tree City
71% of 555 decks +57% synergy
Wandertale Mentor
52% of 44 decks +50% synergy
Pollywog Prodigy
33% of 12 decks +22% synergy
Caretaker's Talent
29% of 14 decks +19% synergy
High Synergy Cards
Elvish Archdruid
88% of 10978 decks +86% synergy
Priest of Titania
87% of 10978 decks +85% synergy
Elvish Mystic
90% of 10978 decks +81% synergy
Llanowar Elves
90% of 10978 decks +80% synergy
Fyndhorn Elves
83% of 10978 decks +77% synergy
Beast Whisperer
81% of 10964 decks +76% synergy
Staff of Domination
73% of 10978 decks +71% synergy
Circle of Dreams Druid
73% of 10631 decks +71% synergy
Leaf-Crowned Visionary
67% of 9780 decks +66% synergy
Rhythm of the Wild
69% of 1275 decks +64% synergy
Top Cards
Swords to Plowshares
69% of 1243 decks +40% synergy
Reclamation Sage
67% of 10978 decks +61% synergy
Beast Within
63% of 10978 decks +45% synergy
Elves of Deep Shadow
62% of 3165 decks +60% synergy
Arbor Elf
60% of 10978 decks +56% synergy
Heroic Intervention
59% of 10978 decks +45% synergy
Shalai and Hallar
57% of 213 decks +56% synergy
Tyvar, Jubilant Brawler
57% of 2348 decks +55% synergy
Ezuri, Renegade Leader
56% of 10978 decks +55% synergy
Tyvar Kell
56% of 3161 decks +55% synergy
Creatures
Quirion Ranger
53% of 10978 decks +52% synergy
Imperious Perfect
52% of 10978 decks +51% synergy
Wirewood Symbiote
51% of 10978 decks +51% synergy
Shaman of the Pack
51% of 3165 decks +51% synergy
Elvish Warmaster
50% of 10803 decks +49% synergy
Allosaurus Shepherd
48% of 10863 decks +47% synergy
Wirewood Channeler
47% of 10978 decks +47% synergy
Eladamri, Korvecdal
47% of 1529 decks +45% synergy
Craterhoof Behemoth
45% of 10978 decks +43% synergy
Galadhrim Brigade
45% of 3487 decks +44% synergy
Ruby, Daring Tracker
43% of 674 decks +42% synergy
Lys Alana Huntmaster
41% of 10978 decks +40% synergy
Skemfar Shadowsage
41% of 3161 decks +40% synergy
Elvish Champion
40% of 10978 decks +40% synergy
Elvish Harbinger
40% of 10978 decks +40% synergy
Mirror Entity
40% of 1243 decks +38% synergy
Canopy Tactician
39% of 10803 decks +38% synergy
Elvish Visionary
39% of 10978 decks +38% synergy
Radha, Heir to Keld
39% of 1275 decks +38% synergy
Eternal Witness
38% of 10978 decks +27% synergy
Deathrite Shaman
38% of 3165 decks +35% synergy
Poison-Tip Archer
37% of 3165 decks +36% synergy
Avacyn's Pilgrim
37% of 1243 decks +34% synergy
Realmwalker
36% of 10803 decks +33% synergy
Disciple of Freyalise
36% of 1309 decks +32% synergy
Tyvar the Bellicose
35% of 1798 decks +35% synergy
Joraga Warcaller
34% of 10978 decks +34% synergy
Zhur-Taa Druid
34% of 1275 decks +33% synergy
Glissa Sunslayer
33% of 2348 decks +32% synergy
Immaculate Magistrate
33% of 10978 decks +33% synergy
Boreal Druid
33% of 10978 decks +32% synergy
Regal Force
33% of 10978 decks +32% synergy
Fauna Shaman
33% of 10978 decks +31% synergy
Druid of the Anima
32% of 267 decks +32% synergy
Llanowar Tribe
32% of 10947 decks +31% synergy
Temur Sabertooth
31% of 10978 decks +29% synergy
Dwynen, Gilt-Leaf Daen
31% of 10978 decks +30% synergy
Copperhorn Scout
30% of 10978 decks +30% synergy
Skemfar Avenger
30% of 3161 decks +30% synergy
Ruthless Winnower
30% of 3161 decks +29% synergy
Kutzil, Malamet Exemplar
29% of 381 decks +25% synergy
Timberwatch Elf
29% of 10978 decks +28% synergy
Abomination of Llanowar
28% of 3162 decks +28% synergy
Heritage Druid
28% of 10978 decks +28% synergy
Noble Hierarch
28% of 195 decks +26% synergy
Wood Elves
28% of 10978 decks +24% synergy
Miara, Thorn of the Glade
27% of 3162 decks +27% synergy
Joraga Treespeaker
27% of 10978 decks +26% synergy
Hugs, Grisly Guardian
27% of 64 decks +25% synergy
Seeker of Skybreak
26% of 10978 decks +26% synergy
Instants
Assassin's Trophy
56% of 3165 decks +49% synergy
Path to Exile
51% of 1243 decks +30% synergy
Worldly Tutor
44% of 10978 decks +37% synergy
Eladamri's Call
43% of 1243 decks +41% synergy
Chord of Calling
42% of 10978 decks +39% synergy
Cyclonic Rift
39% of 658 decks +25% synergy
Counterspell
39% of 658 decks +18% synergy
Elven Ambush
38% of 10803 decks +37% synergy
Putrefy
38% of 3165 decks +34% synergy
Enlightened Tutor
37% of 1243 decks +29% synergy
Archdruid's Charm
36% of 2258 decks +32% synergy
Return of the Wildspeaker
34% of 10931 decks +28% synergy
Legolas's Quick Reflexes
34% of 3754 decks +32% synergy
Vitalize
34% of 10978 decks +33% synergy
Swan Song
33% of 658 decks +25% synergy
Chaos Warp
33% of 1275 decks +17% synergy
Galadhrim Ambush
33% of 5058 decks +32% synergy
Generous Gift
30% of 1235 decks +18% synergy
Teferi's Protection
30% of 1243 decks +21% synergy
Vampiric Tutor
30% of 3165 decks +20% synergy
Revitalizing Repast
30% of 319 decks +27% synergy
Boros Charm
30% of 267 decks +24% synergy
Golgari Charm
29% of 3165 decks +28% synergy
Nature's Claim
28% of 10978 decks +24% synergy
Veil of Summer
28% of 10941 decks +25% synergy
Comet Storm
28% of 1275 decks +26% synergy
Abrupt Decay
27% of 3165 decks +24% synergy
Deflecting Swat
26% of 1273 decks +18% synergy
Fierce Guardianship
24% of 656 decks +15% synergy
An Offer You Can't Refuse
23% of 606 decks +13% synergy
Crop Rotation
23% of 10978 decks +18% synergy
Dawn's Truce
23% of 31 decks +13% synergy
Flawless Maneuver
22% of 1222 decks +17% synergy
To Arms!
21% of 1243 decks +21% synergy
Negate
21% of 658 decks +9% synergy
Summoner's Pact
19% of 10978 decks +18% synergy
Shared Summons
18% of 10941 decks +18% synergy
Gift of the Viper
18% of 715 decks +15% synergy
Force of Vigor
17% of 10947 decks +16% synergy
Mystical Tutor
17% of 658 decks +10% synergy
Deadly Rollick
17% of 3163 decks +12% synergy
Mana Drain
17% of 658 decks +9% synergy
Arcane Denial
17% of 658 decks +7% synergy
Krosan Grip
17% of 10978 decks +13% synergy
Commune with Lava
17% of 1275 decks +16% synergy
Silence
16% of 1243 decks +13% synergy
Tyvar's Stand
16% of 7032 decks +13% synergy
High Stride
15% of 97 decks +15% synergy
Autumn's Veil
15% of 10978 decks +14% synergy
Fell the Profane
15% of 319 decks +8% synergy
Sorceries
Green Sun's Zenith
47% of 10978 decks +44% synergy
Finale of Devastation
43% of 10952 decks +39% synergy
Pact of the Serpent
41% of 3161 decks +40% synergy
Shamanic Revelation
40% of 10978 decks +36% synergy
Demonic Tutor
36% of 3165 decks +24% synergy
Elvish Promenade
34% of 10978 decks +33% synergy
Genesis Wave
33% of 10978 decks +32% synergy
Raise the Palisade
32% of 388 decks +31% synergy
Fanning the Flames
28% of 1275 decks +28% synergy
Natural Order
27% of 10978 decks +26% synergy
Season of Gathering
25% of 208 decks +21% synergy
Rishkar's Expertise
24% of 10978 decks +19% synergy
Blasphemous Act
24% of 1275 decks +8% synergy
Triumph of the Hordes
21% of 10978 decks +19% synergy
Harmonize
20% of 10978 decks +16% synergy
Bridgeworks Battle
20% of 1180 decks +17% synergy
Torment of Hailfire
19% of 3165 decks +17% synergy
Last March of the Ents
19% of 5622 decks +17% synergy
Diabolic Intent
19% of 3165 decks +14% synergy
Kindred Dominance
19% of 3165 decks +17% synergy
Casualties of War
18% of 3165 decks +17% synergy
Patriarch's Bidding
18% of 3165 decks +16% synergy
Gamble
17% of 1275 decks +12% synergy
Jeska's Will
17% of 1270 decks +8% synergy
Cultivate
16% of 10978 decks -5% synergy
Eldritch Evolution
16% of 10978 decks +14% synergy
Overwhelming Stampede
16% of 10978 decks +13% synergy
Tooth and Nail
16% of 10978 decks +15% synergy
Jaya's Immolating Inferno
16% of 1275 decks +15% synergy
Vandalblast
15% of 1275 decks +7% synergy
Crackle with Power
15% of 1268 decks +14% synergy
Turntimber Symbiosis
14% of 10849 decks +13% synergy
Stump Stomp
14% of 167 decks +12% synergy
Neoform
14% of 657 decks +13% synergy
Villainous Wealth
14% of 122 decks +13% synergy
Nature's Lore
13% of 10978 decks -2% synergy
Toxic Deluge
12% of 3165 decks +3% synergy
Wave Goodbye
12% of 177 decks +10% synergy
Scale Up
12% of 10947 decks +12% synergy
Exsanguinate
12% of 3165 decks +9% synergy
Bala Ged Recovery
12% of 10849 decks +7% synergy
Fabricate
12% of 658 decks +8% synergy
Shatterskull Smashing
11% of 1271 decks +10% synergy
Damn
11% of 109 decks +7% synergy
Preordain
11% of 658 decks +5% synergy
Farewell
11% of 1129 decks +5% synergy
Soul's Majesty
11% of 10978 decks +10% synergy
Rampant Growth
11% of 10978 decks -6% synergy
Rally the Galadhrim
11% of 227 decks +10% synergy
Decimate
11% of 1275 decks +9% synergy
Utility Artifacts
Lightning Greaves
38% of 10978 decks +12% synergy
Thousand-Year Elixir
30% of 10978 decks +28% synergy
Swiftfoot Boots
28% of 10978 decks +0% synergy
Skullclamp
21% of 10978 decks +9% synergy
The Great Henge
20% of 10931 decks +15% synergy
Lifecrafter's Bestiary
20% of 10978 decks +18% synergy
Sword of the Paruns
18% of 10978 decks +18% synergy
Vanquisher's Banner
17% of 10978 decks +13% synergy
Bolas's Citadel
13% of 3165 decks +8% synergy
Emerald Medallion
13% of 10978 decks +12% synergy
Coat of Arms
13% of 10978 decks +11% synergy
Short Bow
12% of 25 decks -2% synergy
Halo Fountain
12% of 1097 decks +10% synergy
Throne of the God-Pharaoh
9% of 10978 decks +8% synergy
The One Ring
8% of 6650 decks -1% synergy
Herald's Horn
8% of 10978 decks +1% synergy
Cloudstone Curio
8% of 10978 decks +7% synergy
Ozolith, the Shattered Spire
7% of 6373 decks +4% synergy
Rhonas's Monument
6% of 10978 decks +5% synergy
Hammer of Purphoros
6% of 1275 decks +6% synergy
Door of Destinies
6% of 10978 decks +4% synergy
Serpent's Soul-Jar
6% of 3161 decks +6% synergy
Akroma's Memorial
5% of 10978 decks +4% synergy
Brotherhood Regalia
5% of 577 decks -2% synergy
Enchantments
Annie Joins Up
49% of 57 decks +47% synergy
Aggravated Assault
39% of 1275 decks +38% synergy
Rhystic Study
38% of 658 decks +24% synergy
Elderfang Venom
37% of 3161 decks +37% synergy
Guardian Project
37% of 10957 decks +33% synergy
Fires of Yavimaya
36% of 1275 decks +35% synergy
Sylvan Library
35% of 10978 decks +29% synergy
Elven Chorus
33% of 5352 decks +31% synergy
Growing Rites of Itlimoc
31% of 10978 decks +29% synergy
Aura Shards
30% of 1243 decks +28% synergy
Concordant Crossroads
30% of 10978 decks +29% synergy
Prowess of the Fair
29% of 3165 decks +29% synergy
Freed from the Real
29% of 658 decks +28% synergy
Smothering Tithe
28% of 1239 decks +17% synergy
Elvish Guidance
27% of 10978 decks +26% synergy
Leyline of Abundance
25% of 10941 decks +24% synergy
Mystic Remora
24% of 658 decks +15% synergy
Wild Growth
23% of 10978 decks +18% synergy
Stocking the Pantry
23% of 97 decks +20% synergy
Rising of the Day
22% of 798 decks +19% synergy
Kenrith's Transformation
22% of 10931 decks +19% synergy
Intruder Alarm
21% of 658 decks +20% synergy
Pemmin's Aura
19% of 658 decks +18% synergy
Tribute to the World Tree
19% of 6620 decks +15% synergy
Moldervine Reclamation
18% of 3164 decks +16% synergy
Anointed Procession
17% of 1243 decks +13% synergy
Simic Ascendancy
17% of 657 decks +15% synergy
Beastmaster Ascension
16% of 10978 decks +13% synergy
Utopia Sprawl
15% of 10978 decks +12% synergy
Cathars' Crusade
14% of 1243 decks +12% synergy
Mirari's Wake
14% of 1243 decks +11% synergy
Quest for Renewal
13% of 10978 decks +13% synergy
Kindred Discovery
13% of 658 decks +9% synergy
Phyrexian Arena
13% of 3165 decks +5% synergy
Innkeeper's Talent
12% of 208 decks +7% synergy
Cultist of the Absolute
11% of 2941 decks +11% synergy
Temur Ascendancy
11% of 72 decks +9% synergy
Song of the Dryads
10% of 10978 decks +9% synergy
Sylvan Anthem
10% of 10709 decks +9% synergy
Carpet of Flowers
10% of 10978 decks +8% synergy
Trouble in Pairs
10% of 228 decks +6% synergy
Doubling Season
10% of 10978 decks +6% synergy
Strength of the Harvest
9% of 111 decks +7% synergy
All Will Be One
9% of 978 decks +7% synergy
Training Grounds
9% of 658 decks +7% synergy
Asceticism
9% of 10978 decks +7% synergy
Vraska Joins Up
9% of 468 decks +7% synergy
Survival of the Fittest
8% of 10978 decks +8% synergy
Instill Energy
8% of 10978 decks +8% synergy
Binding the Old Gods
8% of 3161 decks +7% synergy
Battles
Invasion of Ikoria
18% of 6306 decks +16% synergy
Planeswalkers
Freyalise, Llanowar's Fury
25% of 10978 decks +24% synergy
Garruk, Primal Hunter
13% of 10978 decks +12% synergy
Domri, Anarch of Bolas
7% of 1275 decks +6% synergy
Oko, Thief of Crowns
7% of 656 decks +5% synergy
Huatli, Radiant Champion
6% of 1243 decks +6% synergy
Vivien, Monsters' Advocate
6% of 10881 decks +5% synergy
Nissa, Who Shakes the World
5% of 10952 decks +4% synergy
Utility Lands
Wirewood Lodge
64% of 10978 decks +64% synergy
Yavimaya, Cradle of Growth
50% of 10709 decks +41% synergy
Kessig Wolf Run
37% of 1275 decks +34% synergy
Boseiju, Who Endures
35% of 10301 decks +26% synergy
Nykthos, Shrine to Nyx
34% of 10978 decks +29% synergy
Bojuka Bog
29% of 3165 decks +14% synergy
Castle Garenbrig
26% of 10931 decks +23% synergy
Arena of Glory
25% of 101 decks +19% synergy
Reliquary Tower
25% of 10978 decks -5% synergy
Shifting Woodland
24% of 1180 decks +19% synergy
Gaea's Cradle
23% of 10978 decks +20% synergy
Rogue's Passage
22% of 10978 decks +3% synergy
Otawara, Soaring City
21% of 618 decks +13% synergy
Gavony Township
19% of 1243 decks +17% synergy
Rivendell
18% of 405 decks +15% synergy
Dryad Arbor
17% of 10978 decks +16% synergy
Alchemist's Refuge
17% of 658 decks +16% synergy
Oran-Rief, the Vastwood
17% of 10978 decks +15% synergy
Shizo, Death's Storehouse
16% of 3165 decks +14% synergy
Raging Ravine
15% of 1275 decks +15% synergy
Ancient Tomb
15% of 10978 decks +5% synergy
Restless Ridgeline
15% of 471 decks +14% synergy
Takenuma, Abandoned Mire
11% of 3022 decks +6% synergy
Minas Tirith
9% of 681 decks +5% synergy
Mosswort Bridge
9% of 10978 decks +4% synergy
Urborg, Tomb of Yawgmoth
9% of 10978 decks -1% synergy
War Room
8% of 10824 decks +2% synergy
Emergence Zone
8% of 10952 decks +6% synergy
Minamo, School at Water's Edge
8% of 658 decks +6% synergy
Skarrg, the Rage Pits
8% of 1275 decks +7% synergy
Eiganjo, Seat of the Empire
8% of 1129 decks +3% synergy
Castle Locthwain
7% of 3163 decks +4% synergy
Tranquil Thicket
7% of 10978 decks +5% synergy
Novijen, Heart of Progress
7% of 658 decks +6% synergy
The Black Gate
7% of 1483 decks +4% synergy
Grim Backwoods
6% of 3165 decks +5% synergy
Cabal Coffers
6% of 3165 decks +0% synergy
Homeward Path
6% of 10978 decks +4% synergy
Pendelhaven
5% of 10978 decks +5% synergy
Phyrexian Tower
5% of 3165 decks +1% synergy
Mana Artifacts
Sol Ring
77% of 10978 decks -7% synergy
Arcane Signet
29% of 10931 decks -43% synergy
Patchwork Banner
28% of 152 decks +13% synergy
Jeweled Lotus
18% of 10824 decks +11% synergy
Mana Crypt
18% of 10978 decks +7% synergy
Simic Signet
15% of 658 decks +12% synergy
Talisman of Curiosity
11% of 657 decks +9% synergy
Selesnya Signet
11% of 1243 decks +9% synergy
Chrome Mox
11% of 10978 decks +4% synergy
Lotus Petal
10% of 10978 decks +3% synergy
Talisman of Unity
9% of 1243 decks +8% synergy
Talisman of Resilience
8% of 3164 decks +6% synergy
Golgari Signet
8% of 3165 decks +6% synergy
Gruul Signet
8% of 1275 decks +5% synergy
Mana Vault
7% of 10978 decks +1% synergy
Boros Signet
6% of 267 decks +0% synergy
Talisman of Creativity
6% of 72 decks -1% synergy
Lands
Temple Garden
63% of 1243 decks +54% synergy
Overgrown Tomb
61% of 3165 decks +52% synergy
Llanowar Wastes
60% of 3165 decks +55% synergy
Stomping Ground
60% of 1275 decks +51% synergy
Woodland Cemetery
58% of 3165 decks +52% synergy
Breeding Pool
57% of 658 decks +48% synergy
Cinder Glade
55% of 1275 decks +46% synergy
Undergrowth Stadium
53% of 3162 decks +48% synergy
Gilt-Leaf Palace
53% of 3165 decks +52% synergy
Sacred Foundry
51% of 267 decks +43% synergy
Rejuvenating Springs
51% of 651 decks +44% synergy
Hinterland Harbor
50% of 658 decks +44% synergy
Spire Garden
49% of 1275 decks +44% synergy
Canopy Vista
49% of 1243 decks +41% synergy
Command Tower
48% of 10978 decks -26% synergy
Jetmir's Garden
47% of 263 decks +43% synergy
Yavimaya Coast
47% of 658 decks +41% synergy
Bountiful Promenade
46% of 1241 decks +41% synergy
Hallowed Fountain
46% of 195 decks +37% synergy
Rootbound Crag
46% of 1275 decks +41% synergy
Rockfall Vale
44% of 1264 decks +40% synergy
Sunpetal Grove
44% of 1243 decks +39% synergy
Tranquil Landscape
43% of 23 decks +41% synergy
Karplusan Forest
43% of 1275 decks +40% synergy
Watery Grave
38% of 122 decks +27% synergy
Deathcap Glade
38% of 3046 decks +35% synergy
Brushland
37% of 1243 decks +34% synergy
Spara's Headquarters
35% of 186 decks +31% synergy
Steam Vents
35% of 72 decks +26% synergy
Godless Shrine
35% of 113 decks +25% synergy
Flooded Grove
34% of 658 decks +32% synergy
Darkbore Pathway
34% of 3161 decks +32% synergy
Spectator Seating
31% of 266 decks +26% synergy
Dreamroot Cascade
30% of 624 decks +26% synergy
Indatha Triome
30% of 112 decks +27% synergy
Game Trail
30% of 1275 decks +27% synergy
Twilight Mire
30% of 3165 decks +28% synergy
Overgrown Farmland
30% of 1163 decks +26% synergy
Ketria Triome
30% of 71 decks +26% synergy
Jungle Shrine
29% of 267 decks +25% synergy
Branchloft Pathway
29% of 1219 decks +27% synergy
Golgari Rot Farm
29% of 3165 decks +25% synergy
Necroblossom Snarl
29% of 3119 decks +26% synergy
Cavern of Souls
29% of 10978 decks +22% synergy
Hedge Maze
28% of 154 decks +25% synergy
Cragcrown Pathway
28% of 1271 decks +26% synergy
Path of Ancestry
27% of 10978 decks +6% synergy
Vineglimmer Snarl
26% of 647 decks +23% synergy
Fortified Village
25% of 1243 decks +22% synergy
Zagoth Triome
25% of 122 decks +21% synergy