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
- Activate Marwyn by tapping it, adding at least
. - Activate Marwyn by paying
and untapping it, giving itself +2/+2 until end of turn. - Repeat.
Results
Infinite green mana. Infinitely large Marwyn until end of turn.
Top Commanders (13)
Marwyn, the Nurturer
55.47% of 5614 decks
3114 decks
Ezuri, Renegade Leader
37.50% of 2701 decks
1013 decks
Selvala, Explorer Returned
19.60% of 2174 decks
426 decks
Seton, Krosan Protector
19.09% of 1006 decks
192 decks
Tyvar the Bellicose
17.17% of 1934 decks
332 decks
Raggadragga, Goreguts Boss
12.77% of 6962 decks
889 decks
Lathril, Blade of the Elves
11.29% of 20737 decks
2342 decks
Freyalise, Llanowar's Fury
10.06% of 1531 decks
154 decks
Rhys the Redeemed
8.13% of 3912 decks
318 decks
Yisan, the Wanderer Bard
5.89% of 1952 decks
115 decks
Selvala, Heart of the Wilds
2.48% of 4831 decks
120 decks
Omnath, Locus of Mana
2.23% of 5602 decks
125 decks
Voja, Jaws of the Conclave
1.32% of 8686 decks
115 decks
New Cards (5)
Eladamri, Korvecdal
72% of 222 decks
+69% synergy
Annie Joins Up
66% of 29 decks
+62% synergy
Disciple of Freyalise
34% of 343 decks
+30% synergy
Revitalizing Repast
24% of 92 decks
+21% synergy
Witch Enchanter
24% of 17 decks
+15% synergy
High Synergy Cards (10)
Elvish Archdruid
88% of 10936 decks
+86% synergy
Priest of Titania
86% of 10936 decks
+85% synergy
Elvish Mystic
89% of 10936 decks
+81% synergy
Llanowar Elves
91% of 10936 decks
+80% synergy
Fyndhorn Elves
84% of 10936 decks
+77% synergy
Beast Whisperer
82% of 10923 decks
+76% synergy
Circle of Dreams Druid
73% of 10476 decks
+71% synergy
Leaf-Crowned Visionary
68% of 8639 decks
+67% synergy
Rhythm of the Wild
68% of 1301 decks
+63% synergy
Reclamation Sage
68% of 10936 decks
+62% synergy
Top Cards (10)
Staff of Domination
72% of 10936 decks
+70% synergy
Swords to Plowshares
69% of 1244 decks
+41% synergy
Beast Within
64% of 10936 decks
+45% synergy
Elves of Deep Shadow
62% of 3142 decks
+59% synergy
Arbor Elf
60% of 10936 decks
+57% synergy
Tyvar, Jubilant Brawler
59% of 2003 decks
+58% synergy
Heroic Intervention
58% of 10936 decks
+45% synergy
Tyvar Kell
56% of 3137 decks
+56% synergy
Ezuri, Renegade Leader
55% of 10936 decks
+55% synergy
Assassin's Trophy
55% of 3142 decks
+48% synergy
Creatures (50)
Quirion Ranger
54% of 10936 decks
+53% synergy
Shalai and Hallar
54% of 189 decks
+53% synergy
Wirewood Symbiote
52% of 10936 decks
+51% synergy
Imperious Perfect
52% of 10936 decks
+51% synergy
Shaman of the Pack
51% of 3142 decks
+51% synergy
Elvish Warmaster
49% of 10723 decks
+48% synergy
Wirewood Channeler
48% of 10936 decks
+47% synergy
Allosaurus Shepherd
47% of 10807 decks
+46% synergy
Galadhrim Brigade
47% of 2377 decks
+46% synergy
Craterhoof Behemoth
46% of 10936 decks
+43% synergy
Ruby, Daring Tracker
43% of 549 decks
+42% synergy
Radha, Heir to Keld
42% of 1301 decks
+41% synergy
Mirror Entity
41% of 1244 decks
+39% synergy
Lys Alana Huntmaster
41% of 10936 decks
+40% synergy
Skemfar Shadowsage
41% of 3137 decks
+41% synergy
Elvish Harbinger
40% of 10936 decks
+40% synergy
Elvish Champion
40% of 10936 decks
+39% synergy
Canopy Tactician
40% of 10737 decks
+39% synergy
Avacyn's Pilgrim
40% of 1244 decks
+36% synergy
Elvish Visionary
39% of 10936 decks
+38% synergy
Eternal Witness
38% of 10936 decks
+28% synergy
Deathrite Shaman
38% of 3142 decks
+35% synergy
Poison-Tip Archer
38% of 3142 decks
+36% synergy
Realmwalker
37% of 10708 decks
+34% synergy
Tyvar the Bellicose
36% of 1494 decks
+36% synergy
Zhur-Taa Druid
36% of 1301 decks
+35% synergy
Joraga Warcaller
34% of 10936 decks
+34% synergy
Regal Force
34% of 10936 decks
+33% synergy
Glissa Sunslayer
34% of 2051 decks
+33% synergy
Boreal Druid
34% of 10936 decks
+33% synergy
Immaculate Magistrate
33% of 10936 decks
+33% synergy
Fauna Shaman
32% of 10936 decks
+31% synergy
Llanowar Tribe
32% of 10902 decks
+31% synergy
Temur Sabertooth
32% of 10936 decks
+30% synergy
Copperhorn Scout
31% of 10936 decks
+31% synergy
Skemfar Avenger
31% of 3137 decks
+31% synergy
Dwynen, Gilt-Leaf Daen
31% of 10936 decks
+30% synergy
Roaming Throne
30% of 1535 decks
+16% synergy
Ruthless Winnower
30% of 3137 decks
+30% synergy
Miara, Thorn of the Glade
29% of 3139 decks
+29% synergy
Timberwatch Elf
29% of 10936 decks
+28% synergy
Noble Hierarch
29% of 177 decks
+27% synergy
Abomination of Llanowar
29% of 3139 decks
+28% synergy
Heritage Druid
28% of 10936 decks
+28% synergy
Druid of the Anima
28% of 253 decks
+28% synergy
Joraga Treespeaker
28% of 10936 decks
+27% synergy
Wood Elves
28% of 10936 decks
+24% synergy
Seeker of Skybreak
27% of 10936 decks
+26% synergy
Etali, Primal Conqueror
26% of 802 decks
+23% synergy
Kutzil, Malamet Exemplar
25% of 366 decks
+21% synergy
Instants (50)
Path to Exile
50% of 1244 decks
+30% synergy
Archdruid's Charm
45% of 1133 decks
+40% synergy
Worldly Tutor
43% of 10936 decks
+37% synergy
Eladamri's Call
43% of 1244 decks
+40% synergy
Chord of Calling
42% of 10936 decks
+39% synergy
Counterspell
39% of 621 decks
+18% synergy
Cyclonic Rift
39% of 621 decks
+25% synergy
Legolas's Quick Reflexes
38% of 2377 decks
+36% synergy
Putrefy
38% of 3142 decks
+35% synergy
Elven Ambush
38% of 10737 decks
+37% synergy
Enlightened Tutor
37% of 1244 decks
+29% synergy
Chaos Warp
35% of 1301 decks
+19% synergy
Return of the Wildspeaker
35% of 10869 decks
+28% synergy
Vitalize
34% of 10936 decks
+34% synergy
Galadhrim Ambush
33% of 4204 decks
+32% synergy
Generous Gift
32% of 1235 decks
+20% synergy
Vampiric Tutor
30% of 3142 decks
+20% synergy
Nature's Claim
30% of 10936 decks
+25% synergy
Golgari Charm
30% of 3142 decks
+28% synergy
Swan Song
29% of 621 decks
+21% synergy
Teferi's Protection
29% of 1244 decks
+20% synergy
Veil of Summer
29% of 10896 decks
+26% synergy
Comet Storm
28% of 1301 decks
+27% synergy
Boros Charm
28% of 253 decks
+22% synergy
Abrupt Decay
27% of 3142 decks
+25% synergy
Deflecting Swat
25% of 1300 decks
+17% synergy
Crop Rotation
23% of 10936 decks
+18% synergy
An Offer You Can't Refuse
23% of 539 decks
+13% synergy
Negate
23% of 621 decks
+11% synergy
To Arms!
23% of 1244 decks
+22% synergy
Fierce Guardianship
22% of 617 decks
+13% synergy
Flawless Maneuver
22% of 1219 decks
+17% synergy
Strix Serenade
21% of 19 decks
+17% synergy
Sink into Stupor
21% of 19 decks
+13% synergy
Great Train Heist
20% of 66 decks
+15% synergy
Shared Summons
19% of 10887 decks
+19% synergy
Summoner's Pact
19% of 10936 decks
+19% synergy
Krosan Grip
18% of 10936 decks
+14% synergy
Mystical Tutor
18% of 621 decks
+10% synergy
Dovin's Veto
18% of 177 decks
+13% synergy
Force of Vigor
17% of 10903 decks
+16% synergy
Mana Drain
17% of 621 decks
+10% synergy
Arcane Denial
17% of 621 decks
+8% synergy
Deadly Rollick
17% of 3140 decks
+12% synergy
Tyvar's Stand
17% of 5909 decks
+14% synergy
Silence
16% of 1244 decks
+13% synergy
Galadriel's Dismissal
16% of 345 decks
+14% synergy
Commune with Lava
16% of 1301 decks
+15% synergy
Autumn's Veil
16% of 10936 decks
+15% synergy
Stroke of Midnight
16% of 441 decks
+9% synergy
Sorceries (50)
Green Sun's Zenith
48% of 10936 decks
+45% synergy
Finale of Devastation
43% of 10907 decks
+39% synergy
Pact of the Serpent
42% of 3137 decks
+41% synergy
Shamanic Revelation
41% of 10936 decks
+36% synergy
Demonic Tutor
37% of 3142 decks
+25% synergy
Raise the Palisade
34% of 310 decks
+32% synergy
Elvish Promenade
34% of 10936 decks
+33% synergy
Genesis Wave
33% of 10936 decks
+32% synergy
Natural Order
27% of 10936 decks
+26% synergy
Fanning the Flames
27% of 1301 decks
+27% synergy
Blasphemous Act
25% of 1301 decks
+8% synergy
Rishkar's Expertise
24% of 10936 decks
+19% synergy
Triumph of the Hordes
21% of 10936 decks
+19% synergy
Last March of the Ents
21% of 4204 decks
+18% synergy
Harmonize
21% of 10936 decks
+16% synergy
Torment of Hailfire
20% of 3142 decks
+17% synergy
Casualties of War
19% of 3142 decks
+18% synergy
Diabolic Intent
19% of 3142 decks
+14% synergy
Bridgeworks Battle
18% of 315 decks
+15% synergy
Patriarch's Bidding
18% of 3142 decks
+16% synergy
Jeska's Will
18% of 1297 decks
+9% synergy
Kindred Dominance
17% of 3142 decks
+15% synergy
Gamble
17% of 1301 decks
+12% synergy
Cultivate
16% of 10936 decks
-6% synergy
Eldritch Evolution
16% of 10936 decks
+14% synergy
Crackle with Power
16% of 1294 decks
+15% synergy
Overwhelming Stampede
16% of 10936 decks
+13% synergy
Jaya's Immolating Inferno
16% of 1301 decks
+14% synergy
Vandalblast
15% of 1301 decks
+7% synergy
Tooth and Nail
15% of 10936 decks
+14% synergy
Turntimber Symbiosis
14% of 10770 decks
+13% synergy
Neoform
14% of 620 decks
+13% synergy
Villainous Wealth
14% of 130 decks
+13% synergy
Nature's Lore
12% of 10936 decks
-3% synergy
Bala Ged Recovery
12% of 10787 decks
+8% synergy
Scale Up
12% of 10903 decks
+12% synergy
Exsanguinate
12% of 3142 decks
+9% synergy
Toxic Deluge
12% of 3142 decks
+3% synergy
Rally the Galadhrim
12% of 138 decks
+11% synergy
Insatiable Avarice
12% of 130 decks
+7% synergy
Soul's Majesty
12% of 10936 decks
+11% synergy
Preordain
11% of 621 decks
+6% synergy
Shatterskull Smashing
11% of 1298 decks
+10% synergy
Farewell
11% of 1068 decks
+5% synergy
Fabricate
11% of 621 decks
+8% synergy
Decimate
11% of 1301 decks
+9% synergy
Rampant Growth
11% of 10936 decks
-6% synergy
Haunting Voyage
11% of 3137 decks
+10% synergy
Harvest Season
11% of 10936 decks
+9% synergy
Austere Command
11% of 1244 decks
+5% synergy
Utility Artifacts (23)
Lightning Greaves
38% of 10936 decks
+12% synergy
Thousand-Year Elixir
31% of 10936 decks
+29% synergy
Swiftfoot Boots
28% of 10936 decks
+0% synergy
Skullclamp
22% of 10936 decks
+9% synergy
Lifecrafter's Bestiary
20% of 10936 decks
+18% synergy
The Great Henge
20% of 10869 decks
+15% synergy
Sword of the Paruns
18% of 10936 decks
+18% synergy
Vanquisher's Banner
17% of 10936 decks
+13% synergy
Bolas's Citadel
14% of 3142 decks
+9% synergy
Halo Fountain
13% of 1029 decks
+12% synergy
Coat of Arms
13% of 10936 decks
+11% synergy
Emerald Medallion
12% of 10936 decks
+11% synergy
Lavaspur Boots
12% of 435 decks
+7% synergy
Throne of the God-Pharaoh
10% of 10936 decks
+9% synergy
Ozolith, the Shattered Spire
8% of 5279 decks
+5% synergy
Cloudstone Curio
8% of 10936 decks
+7% synergy
Herald's Horn
8% of 10936 decks
+1% synergy
The One Ring
7% of 5468 decks
-2% synergy
Hammer of Purphoros
7% of 1301 decks
+6% synergy
Rhonas's Monument
7% of 10936 decks
+5% synergy
Door of Destinies
6% of 10936 decks
+4% synergy
Serpent's Soul-Jar
6% of 3137 decks
+6% synergy
Akroma's Memorial
6% of 10936 decks
+4% synergy
Enchantments (50)
Aggravated Assault
38% of 1301 decks
+37% synergy
Elderfang Venom
38% of 3137 decks
+37% synergy
Rhystic Study
38% of 621 decks
+24% synergy
Fires of Yavimaya
36% of 1301 decks
+35% synergy
Guardian Project
36% of 10915 decks
+32% synergy
Sylvan Library
35% of 10936 decks
+29% synergy
Elven Chorus
34% of 4433 decks
+31% synergy
Aura Shards
31% of 1244 decks
+29% synergy
Growing Rites of Itlimoc
31% of 10936 decks
+29% synergy
Freed from the Real
30% of 621 decks
+29% synergy
Prowess of the Fair
30% of 3142 decks
+30% synergy
Concordant Crossroads
30% of 10936 decks
+28% synergy
Smothering Tithe
29% of 1240 decks
+18% synergy
Elvish Guidance
27% of 10936 decks
+27% synergy
Leyline of Abundance
26% of 10896 decks
+26% synergy
Rising of the Day
24% of 647 decks
+20% synergy
Wild Growth
23% of 10936 decks
+18% synergy
Kenrith's Transformation
23% of 10869 decks
+20% synergy
Mystic Remora
22% of 621 decks
+13% synergy
Intruder Alarm
21% of 621 decks
+20% synergy
Tribute to the World Tree
20% of 5432 decks
+15% synergy
Moldervine Reclamation
19% of 3141 decks
+17% synergy
Pemmin's Aura
18% of 621 decks
+18% synergy
Simic Ascendancy
18% of 620 decks
+16% synergy
Anointed Procession
17% of 1244 decks
+13% synergy
Vraska Joins Up
17% of 148 decks
+15% synergy
Beastmaster Ascension
17% of 10936 decks
+14% synergy
Mirari's Wake
16% of 1244 decks
+12% synergy
Utopia Sprawl
15% of 10936 decks
+12% synergy
Cathars' Crusade
14% of 1244 decks
+11% synergy
Kindred Discovery
14% of 621 decks
+10% synergy
Quest for Renewal
13% of 10936 decks
+13% synergy
Phyrexian Arena
12% of 3142 decks
+5% synergy
Cultist of the Absolute
12% of 2777 decks
+11% synergy
Song of the Dryads
11% of 10936 decks
+10% synergy
Trouble in Pairs
11% of 169 decks
+7% synergy
Sylvan Anthem
10% of 10607 decks
+9% synergy
Temur Ascendancy
10% of 80 decks
+8% synergy
Carpet of Flowers
10% of 10936 decks
+8% synergy
Well Rested
10% of 639 decks
+8% synergy
Doubling Season
9% of 10936 decks
+5% synergy
Instill Energy
9% of 10936 decks
+9% synergy
Binding the Old Gods
9% of 3137 decks
+8% synergy
Crown of Skemfar
9% of 10708 decks
+8% synergy
Asceticism
8% of 10936 decks
+7% synergy
Training Grounds
8% of 621 decks
+7% synergy
Survival of the Fittest
8% of 10936 decks
+7% synergy
Harald Unites the Elves
8% of 3137 decks
+8% synergy
All Will Be One
8% of 849 decks
+6% synergy
Insidious Roots
8% of 247 decks
+6% synergy
Battles (1)
Invasion of Ikoria
19% of 5279 decks
+16% synergy
Planeswalkers (7)
Freyalise, Llanowar's Fury
25% of 10936 decks
+25% synergy
Garruk, Primal Hunter
14% of 10936 decks
+12% synergy
Domri, Anarch of Bolas
8% of 1301 decks
+7% synergy
Oko, Thief of Crowns
7% of 619 decks
+6% synergy
Vivien, Monsters' Advocate
6% of 10831 decks
+6% synergy
Huatli, Radiant Champion
6% of 1244 decks
+6% synergy
Nissa, Who Shakes the World
5% of 10908 decks
+4% synergy
Utility Lands (39)
Wirewood Lodge
64% of 10936 decks
+64% synergy
Yavimaya, Cradle of Growth
50% of 10583 decks
+41% synergy
Kessig Wolf Run
40% of 1301 decks
+36% synergy
Boseiju, Who Endures
35% of 9908 decks
+26% synergy
Nykthos, Shrine to Nyx
34% of 10936 decks
+28% synergy
Bojuka Bog
30% of 3142 decks
+14% synergy
Castle Garenbrig
26% of 10877 decks
+23% synergy
Reliquary Tower
24% of 10936 decks
-5% synergy
Gaea's Cradle
22% of 10936 decks
+20% synergy
Rogue's Passage
22% of 10936 decks
+3% synergy
Otawara, Soaring City
21% of 558 decks
+12% synergy
Rivendell
20% of 310 decks
+16% synergy
Gavony Township
19% of 1244 decks
+16% synergy
Shifting Woodland
18% of 315 decks
+12% synergy
Dryad Arbor
18% of 10936 decks
+16% synergy
Alchemist's Refuge
18% of 621 decks
+16% synergy
Oran-Rief, the Vastwood
17% of 10936 decks
+15% synergy
Raging Ravine
16% of 1301 decks
+15% synergy
Shizo, Death's Storehouse
16% of 3142 decks
+13% synergy
Ancient Tomb
15% of 10936 decks
+4% synergy
Restless Ridgeline
14% of 376 decks
+13% synergy
Takenuma, Abandoned Mire
12% of 2905 decks
+6% synergy
Minas Tirith
11% of 529 decks
+6% synergy
Mosswort Bridge
9% of 10936 decks
+4% synergy
Eiganjo, Seat of the Empire
9% of 1077 decks
+4% synergy
Urborg, Tomb of Yawgmoth
9% of 10936 decks
-1% synergy
War Room
8% of 10758 decks
+2% synergy
Emergence Zone
8% of 10908 decks
+6% synergy
Castle Locthwain
8% of 3140 decks
+5% synergy
Skarrg, the Rage Pits
8% of 1301 decks
+7% synergy
Tranquil Thicket
8% of 10936 decks
+6% synergy
Minamo, School at Water's Edge
7% of 621 decks
+6% synergy
Novijen, Heart of Progress
7% of 621 decks
+7% synergy
The Black Gate
7% of 1215 decks
+4% synergy
Cabal Coffers
6% of 3142 decks
+0% synergy
Grim Backwoods
6% of 3142 decks
+5% synergy
Homeward Path
6% of 10936 decks
+4% synergy
Pendelhaven
5% of 10936 decks
+5% synergy
Phyrexian Tower
5% of 3142 decks
+1% synergy
Mana Artifacts (16)
Sol Ring
77% of 10936 decks
-7% synergy
Arcane Signet
28% of 10869 decks
-43% synergy
Jeweled Lotus
18% of 10758 decks
+10% synergy
Mana Crypt
18% of 10936 decks
+6% synergy
Simic Signet
16% of 621 decks
+12% synergy
Selesnya Signet
12% of 1244 decks
+10% synergy
Talisman of Curiosity
11% of 619 decks
+9% synergy
Chrome Mox
11% of 10936 decks
+4% synergy
Lotus Petal
9% of 10936 decks
+3% synergy
Talisman of Unity
9% of 1244 decks
+8% synergy
Golgari Signet
8% of 3142 decks
+6% synergy
Talisman of Resilience
8% of 3141 decks
+6% synergy
Talisman of Creativity
8% of 79 decks
+1% synergy
Mana Vault
7% of 10936 decks
+0% synergy
Gruul Signet
7% of 1301 decks
+4% synergy
Boros Signet
5% of 253 decks
-0% synergy
Lands (50)
Temple Garden
63% of 1244 decks
+54% synergy
Overgrown Tomb
61% of 3142 decks
+51% synergy
Llanowar Wastes
60% of 3142 decks
+55% synergy
Stomping Ground
60% of 1301 decks
+51% synergy
Breeding Pool
57% of 621 decks
+47% synergy
Woodland Cemetery
56% of 3142 decks
+51% synergy
Cinder Glade
55% of 1301 decks
+47% synergy
Undergrowth Stadium
53% of 3139 decks
+47% synergy
Gilt-Leaf Palace
52% of 3142 decks
+52% synergy
Canopy Vista
50% of 1244 decks
+43% synergy
Sacred Foundry
50% of 253 decks
+42% synergy
Rejuvenating Springs
49% of 613 decks
+43% synergy
Spire Garden
49% of 1301 decks
+44% synergy
Hallowed Fountain
48% of 177 decks
+39% synergy
Command Tower
48% of 10936 decks
-26% synergy
Hinterland Harbor
48% of 621 decks
+42% synergy
Bountiful Promenade
47% of 1242 decks
+42% synergy
Jetmir's Garden
46% of 242 decks
+42% synergy
Rootbound Crag
46% of 1301 decks
+41% synergy
Yavimaya Coast
46% of 621 decks
+40% synergy
Rockfall Vale
46% of 1286 decks
+41% synergy
Hedge Maze
45% of 47 decks
+41% synergy
Sunpetal Grove
44% of 1244 decks
+39% synergy
Karplusan Forest
41% of 1301 decks
+38% synergy
Watery Grave
38% of 130 decks
+28% synergy
Deathcap Glade
38% of 2981 decks
+35% synergy
Brushland
37% of 1244 decks
+34% synergy
Spara's Headquarters
35% of 158 decks
+32% synergy
Godless Shrine
35% of 122 decks
+26% synergy
Steam Vents
35% of 80 decks
+26% synergy
Darkbore Pathway
34% of 3138 decks
+32% synergy
Flooded Grove
33% of 621 decks
+31% synergy
Indatha Triome
31% of 121 decks
+28% synergy
Underground Mortuary
31% of 233 decks
+27% synergy
Game Trail
31% of 1301 decks
+27% synergy
Overgrown Farmland
30% of 1144 decks
+27% synergy
Branchloft Pathway
30% of 1214 decks
+28% synergy
Dreamroot Cascade
30% of 569 decks
+26% synergy
Twilight Mire
30% of 3142 decks
+28% synergy
Spectator Seating
29% of 252 decks
+24% synergy
Golgari Rot Farm
29% of 3142 decks
+25% synergy
Ketria Triome
29% of 79 decks
+25% synergy
Jungle Shrine
29% of 253 decks
+25% synergy
Cragcrown Pathway
29% of 1298 decks
+27% synergy
Necroblossom Snarl
28% of 3089 decks
+26% synergy
Cavern of Souls
28% of 10936 decks
+21% synergy
Zagoth Triome
27% of 130 decks
+23% synergy
Path of Ancestry
26% of 10936 decks
+6% synergy
Vineglimmer Snarl
26% of 611 decks
+24% synergy
Fortified Village
26% of 1244 decks
+22% synergy