Land's Edge (Card)
Land's Edge
In 917 decks
0% of 2741890 decks
Captain Howler, Sea Scourge
2.33% of 4717 decks
110 decks
Top Commanders
Zedruu the Greathearted
1.00% of 8118 decks
81 decks
Flubs, the Fool
0.68% of 11537 decks
79 decks
Borborygmos Enraged
0.98% of 2946 decks
29 decks
Soul of Windgrace
0.91% of 2850 decks
26 decks
Niv-Mizzet, Visionary
0.51% of 4281 decks
22 decks
Lord Windgrace
0.23% of 9658 decks
22 decks
Kenrith, the Returned King
0.09% of 23590 decks
21 decks
Rielle, the Everwise
0.80% of 2369 decks
19 decks
Garth One-Eye
0.42% of 4326 decks
18 decks
Xantcha, Sleeper Agent
0.45% of 3543 decks
16 decks
Inti, Seneschal of the Sun
1.69% of 885 decks
15 decks
Anje Falkenrath
0.29% of 4874 decks
14 decks
Hazoret the Fervent
3.02% of 463 decks
14 decks
Borborygmos and Fblthp
0.63% of 2052 decks
13 decks
Asmoranomardicadaistinaculdacar
0.29% of 3808 decks
11 decks
Karona, False God
0.32% of 3401 decks
11 decks
Kynaios and Tiro of Meletis
0.11% of 8712 decks
10 decks
New Cards
Monument to Endurance
34% of 275 decks
+33% synergy
Scrounging Skyray
31% of 186 decks
+30% synergy
Magmakin Artillerist
31% of 265 decks
+30% synergy
Marauding Mako
25% of 294 decks
+24% synergy
Riverpyre Verge
23% of 206 decks
+17% synergy
High Synergy Cards
Life from the Loam
33% of 390 decks
+29% synergy
Song of Creation
32% of 212 decks
+29% synergy
Seismic Assault
29% of 917 decks
+29% synergy
Azusa, Lost but Seeking
34% of 390 decks
+27% synergy
Ramunap Excavator
33% of 390 decks
+26% synergy
Surly Badgersaur
27% of 917 decks
+26% synergy
Glint-Horn Buccaneer
27% of 917 decks
+25% synergy
The Gitrog Monster
30% of 174 decks
+24% synergy
Splendid Reclamation
28% of 390 decks
+24% synergy
Ghostly Pilferer
25% of 523 decks
+23% synergy
Top Cards
Cultivate
32% of 390 decks
-14% synergy
Swords to Plowshares
29% of 281 decks
-33% synergy
Dryad of the Ilysian Grove
28% of 390 decks
+20% synergy
Faithless Looting
27% of 917 decks
+10% synergy
Exploration
26% of 390 decks
+18% synergy
Lotus Cobra
25% of 390 decks
+18% synergy
Blasphemous Act
25% of 917 decks
-8% synergy
Rampant Growth
24% of 390 decks
-10% synergy
Frantic Search
24% of 523 decks
+11% synergy
Farseek
24% of 390 decks
-10% synergy
Game Changers
Demonic Tutor
23% of 300 decks
+1% synergy
Enlightened Tutor
19% of 281 decks
+1% synergy
Vampiric Tutor
13% of 300 decks
-5% synergy
Rhystic Study
11% of 523 decks
-15% synergy
Smothering Tithe
11% of 281 decks
-13% synergy
Jeska's Will
9% of 917 decks
-8% synergy
Mystical Tutor
8% of 523 decks
-7% synergy
Fierce Guardianship
8% of 523 decks
-10% synergy
Underworld Breach
7% of 917 decks
+1% synergy
Ancient Tomb
6% of 917 decks
-4% synergy
Creatures
Oracle of Mul Daya
23% of 390 decks
+18% synergy
Tireless Provisioner
21% of 390 decks
+9% synergy
Mina and Denn, Wildborn
20% of 390 decks
+16% synergy
Six
20% of 261 decks
+14% synergy
Borborygmos Enraged
19% of 390 decks
+19% synergy
Brallin, Skyshark Rider
19% of 917 decks
+18% synergy
Bone Miser
18% of 300 decks
+16% synergy
Aftermath Analyst
17% of 312 decks
+14% synergy
Tatyova, Benthic Druid
17% of 212 decks
+4% synergy
Rielle, the Everwise
16% of 523 decks
+15% synergy
Ivora, Insatiable Heir
16% of 414 decks
+16% synergy
Baird, Steward of Argive
16% of 281 decks
+15% synergy
Scute Swarm
16% of 390 decks
+6% synergy
Titania, Protector of Argoth
16% of 390 decks
+13% synergy
Scandalmonger
16% of 300 decks
+16% synergy
Containment Construct
15% of 917 decks
+15% synergy
Omnath, Locus of Rage
15% of 390 decks
+11% synergy
Birds of Paradise
15% of 390 decks
-12% synergy
Marble Titan
15% of 281 decks
+15% synergy
Ignoble Hierarch
15% of 174 decks
-10% synergy
Sylvan Safekeeper
15% of 390 decks
+12% synergy
Wonder
15% of 523 decks
+11% synergy
Ancient Greenwarden
14% of 390 decks
+10% synergy
Eternal Witness
14% of 390 decks
-5% synergy
Xantcha, Sleeper Agent
14% of 300 decks
+12% synergy
Archfiend of Ifnir
14% of 300 decks
+12% synergy
Turntimber Sower
14% of 390 decks
+14% synergy
Inti, Seneschal of the Sun
14% of 789 decks
+13% synergy
Anger
14% of 917 decks
+8% synergy
Perplexing Chimera
14% of 523 decks
+13% synergy
Living Twister
14% of 390 decks
+13% synergy
Wayward Swordtooth
14% of 390 decks
+10% synergy
Avenger of Zendikar
14% of 390 decks
+5% synergy
Orcish Lumberjack
13% of 390 decks
+11% synergy
Slogurk, the Overslime
13% of 212 decks
+13% synergy
Cephalid Inkshrouder
13% of 523 decks
+13% synergy
Vedalken Plotter
13% of 523 decks
+13% synergy
Sakura-Tribe Elder
13% of 390 decks
-5% synergy
World Shaper
12% of 390 decks
+9% synergy
Psychosis Crawler
12% of 917 decks
+9% synergy
Oona's Prowler
12% of 300 decks
+12% synergy
Big Game Hunter
12% of 300 decks
+11% synergy
Humble Defector
12% of 917 decks
+10% synergy
Groundskeeper
12% of 390 decks
+12% synergy
Mary Read and Anne Bonny
12% of 365 decks
+10% synergy
Pramikon, Sky Rampart
12% of 213 decks
+10% synergy
Knight of the Reliquary
11% of 140 decks
+10% synergy
Springbloom Druid
11% of 390 decks
+7% synergy
Kitsa, Otterball Elite
11% of 353 decks
+9% synergy
Titania, Voice of Gaea
11% of 390 decks
+10% synergy
Instants
Chaos Warp
24% of 917 decks
-8% synergy
Crop Rotation
24% of 390 decks
+14% synergy
Beast Within
22% of 390 decks
-15% synergy
Counterspell
22% of 523 decks
-21% synergy
Harrow
22% of 390 decks
+12% synergy
Assassin's Trophy
21% of 174 decks
-9% synergy
Path to Exile
20% of 281 decks
-27% synergy
Thrill of Possibility
16% of 917 decks
+6% synergy
Dark Ritual
16% of 300 decks
-7% synergy
Tolarian Winds
15% of 523 decks
+14% synergy
Izzet Charm
14% of 523 decks
+9% synergy
Prismari Command
12% of 523 decks
+7% synergy
Realms Uncharted
12% of 390 decks
+11% synergy
An Offer You Can't Refuse
12% of 523 decks
-10% synergy
Generous Gift
11% of 281 decks
-13% synergy
Lightning Storm
11% of 917 decks
+11% synergy
Demand Answers
11% of 751 decks
+5% synergy
Reins of Power
11% of 523 decks
+10% synergy
Unwind
11% of 523 decks
+8% synergy
Lightning Bolt
11% of 917 decks
-0% synergy
Abrupt Decay
10% of 174 decks
-0% synergy
Pair o' Dice Lost
10% of 390 decks
+10% synergy
Big Score
10% of 917 decks
+1% synergy
Dark Withering
10% of 300 decks
+10% synergy
Heroic Intervention
10% of 390 decks
-20% synergy
Shifting Borders
10% of 523 decks
+10% synergy
Rewind
10% of 523 decks
+7% synergy
Cyclonic Rift
10% of 523 decks
-17% synergy
Negate
10% of 523 decks
-13% synergy
Constant Mists
10% of 390 decks
+8% synergy
Circular Logic
10% of 523 decks
+9% synergy
Arcane Denial
10% of 523 decks
-11% synergy
Sink into Stupor
10% of 377 decks
+0% synergy
Roiling Regrowth
9% of 390 decks
+7% synergy
Growth Spiral
9% of 212 decks
-12% synergy
Worldly Tutor
9% of 390 decks
-4% synergy
Broadside Barrage
9% of 186 decks
+8% synergy
Terminate
9% of 300 decks
-12% synergy
Refute
9% of 279 decks
+6% synergy
Entish Restoration
8% of 366 decks
+2% synergy
Dovin's Veto
8% of 213 decks
-10% synergy
Bedevil
8% of 300 decks
-6% synergy
Rakdos Charm
8% of 300 decks
-7% synergy
Untimely Malfunction
8% of 476 decks
+0% synergy
Deflecting Swat
8% of 917 decks
-9% synergy
Valakut Awakening
7% of 917 decks
+2% synergy
Shadow of the Grave
7% of 300 decks
+7% synergy
Swan Song
7% of 523 decks
-9% synergy
Unexpected Windfall
7% of 917 decks
+0% synergy
Abrade
7% of 917 decks
-4% synergy
Sorceries
Approach of the Second Sun
23% of 281 decks
+20% synergy
Kodama's Reach
22% of 390 decks
-8% synergy
Creeping Renaissance
21% of 390 decks
+21% synergy
Windfall
20% of 523 decks
+7% synergy
Nature's Lore
19% of 390 decks
-13% synergy
Three Visits
14% of 390 decks
-11% synergy
Nylea's Intervention
13% of 390 decks
+12% synergy
Explore
13% of 390 decks
+4% synergy
Scapeshift
13% of 390 decks
+10% synergy
Bala Ged Recovery
12% of 390 decks
+3% synergy
Worldsoul's Rage
12% of 310 decks
+10% synergy
Gamble
12% of 917 decks
+2% synergy
Summer Bloom
12% of 390 decks
+10% synergy
Change of Fortune
11% of 917 decks
+10% synergy
Idyllic Tutor
11% of 281 decks
+6% synergy
Terminal Agony
10% of 300 decks
+9% synergy
Vandalblast
10% of 917 decks
-6% synergy
Tempt with Discovery
9% of 390 decks
+6% synergy
Call to the Netherworld
9% of 300 decks
+9% synergy
Feed the Swarm
9% of 300 decks
-8% synergy
Cathartic Reunion
9% of 917 decks
+6% synergy
Regrowth
9% of 390 decks
+6% synergy
Sylvan Scrying
9% of 390 decks
+6% synergy
Lórien Revealed
8% of 493 decks
+5% synergy
Wheel of Fortune
8% of 917 decks
+3% synergy
Worm Harvest
8% of 174 decks
+7% synergy
Rites of Spring
8% of 390 decks
+8% synergy
Cruel Entertainment
8% of 300 decks
+8% synergy
From Under the Floorboards
8% of 300 decks
+7% synergy
Praetor's Counsel
7% of 390 decks
+7% synergy
Role Reversal
7% of 523 decks
+6% synergy
Careful Study
7% of 523 decks
+6% synergy
Turbulent Dreams
7% of 523 decks
+7% synergy
Collective Voyage
7% of 390 decks
+6% synergy
Planar Birth
7% of 281 decks
+7% synergy
Wheel of Misfortune
7% of 917 decks
+3% synergy
Diabolic Tutor
7% of 300 decks
+1% synergy
Bring to Light
7% of 212 decks
+5% synergy
Hallowed Respite
7% of 213 decks
+6% synergy
Nahiri's Lithoforming
7% of 917 decks
+6% synergy
Seek the Horizon
6% of 390 decks
+6% synergy
Toxic Deluge
6% of 300 decks
-12% synergy
Escape to the Wilds
6% of 390 decks
+3% synergy
Damnation
6% of 300 decks
-1% synergy
Reanimate
6% of 300 decks
-11% synergy
Magmatic Insight
6% of 917 decks
+5% synergy
Mulch
6% of 390 decks
+5% synergy
Wrath of God
6% of 281 decks
-0% synergy
Sevinne's Reclamation
6% of 281 decks
-1% synergy
Burning Inquiry
6% of 917 decks
+5% synergy
Utility Artifacts
Conduit of Worlds
23% of 390 decks
+17% synergy
Jeskai Banner
22% of 213 decks
+21% synergy
Crucible of Worlds
17% of 917 decks
+14% synergy
Key to the City
15% of 917 decks
+14% synergy
Boosted Sloop
15% of 206 decks
+13% synergy
Swiftfoot Boots
14% of 917 decks
-14% synergy
Boros Locket
12% of 281 decks
+12% synergy
Wayfarer's Bauble
12% of 917 decks
+2% synergy
Bag of Holding
12% of 917 decks
+11% synergy
Mind Stone
11% of 917 decks
-6% synergy
Brass's Tunnel-Grinder
11% of 789 decks
+9% synergy
Lightning Greaves
11% of 917 decks
-14% synergy
Zuran Orb
10% of 917 decks
+9% synergy
Elixir of Immortality
10% of 917 decks
+9% synergy
Currency Converter
10% of 917 decks
+10% synergy
Library of Leng
10% of 917 decks
+9% synergy
Neurok Stealthsuit
9% of 523 decks
+8% synergy
Ghirapur Orrery
8% of 917 decks
+8% synergy
Commander's Sphere
8% of 917 decks
-7% synergy
Cryptcaller Chariot
7% of 67 decks
+6% synergy
Howling Mine
7% of 917 decks
+5% synergy
Izzet Locket
7% of 523 decks
+6% synergy
Well of Knowledge
6% of 917 decks
+6% synergy
Archaeomancer's Map
6% of 281 decks
+3% synergy
Storm Cauldron
6% of 917 decks
+6% synergy
Matzalantli, the Great Door
6% of 789 decks
+5% synergy
Lotus Petal
5% of 917 decks
-1% synergy
Pendant of Prosperity
5% of 917 decks
+5% synergy
Enchantments
Abundance
23% of 390 decks
+21% synergy
Sphere of Safety
21% of 281 decks
+17% synergy
Oblivion Ring
21% of 281 decks
+20% synergy
Island Sanctuary
19% of 281 decks
+19% synergy
Land Tax
19% of 281 decks
+12% synergy
Banishing Light
19% of 281 decks
+17% synergy
Squandered Resources
18% of 174 decks
+17% synergy
Fight or Flight
18% of 281 decks
+18% synergy
Stasis Snare
17% of 281 decks
+17% synergy
Divine Presence
17% of 281 decks
+17% synergy
Curse of Exhaustion
17% of 281 decks
+16% synergy
Kismet
16% of 281 decks
+16% synergy
Nine Lives
16% of 281 decks
+16% synergy
Conclave Tribunal
16% of 281 decks
+15% synergy
Cast Out
16% of 281 decks
+15% synergy
Quarantine Field
15% of 281 decks
+15% synergy
Endbringer's Revel
15% of 300 decks
+15% synergy
Teferi's Ageless Insight
15% of 523 decks
+10% synergy
Ayula's Influence
15% of 390 decks
+14% synergy
Absolute Grace
15% of 281 decks
+15% synergy
Walk-In Closet // Forgotten Cellar
15% of 179 decks
+12% synergy
Ghostly Prison
14% of 281 decks
+3% synergy
Valakut Exploration
14% of 917 decks
+12% synergy
Sylvan Library
13% of 390 decks
+2% synergy
Leyline of the Guildpact
13% of 68 decks
-2% synergy
Light of Day
13% of 281 decks
+13% synergy
Saproling Cluster
13% of 390 decks
+13% synergy
Deadly Designs
13% of 300 decks
+13% synergy
Rites of Flourishing
13% of 390 decks
+10% synergy
Case of the Locked Hothouse
13% of 311 decks
+10% synergy
Sterling Grove
12% of 140 decks
+5% synergy
Tectonic Reformation
12% of 917 decks
+11% synergy
Hieromancer's Cage
12% of 281 decks
+12% synergy
Wild Research
12% of 213 decks
+11% synergy
Spectral Grasp
11% of 281 decks
+11% synergy
Clout of the Dominus
11% of 523 decks
+10% synergy
Robe of Mirrors
11% of 523 decks
+11% synergy
Molten Vortex
11% of 917 decks
+11% synergy
Delusions of Mediocrity
11% of 523 decks
+11% synergy
Paradox Haze
11% of 523 decks
+9% synergy
Lethal Vapors
11% of 300 decks
+11% synergy
Alexi's Cloak
11% of 523 decks
+10% synergy
Artist's Talent
10% of 555 decks
+9% synergy
Trade Routes
10% of 523 decks
+10% synergy
Propaganda
10% of 523 decks
-2% synergy
Spelunking
10% of 334 decks
+6% synergy
Excavation
10% of 523 decks
+10% synergy
Druid Class
10% of 390 decks
+7% synergy
Feast of Sanity
10% of 300 decks
+9% synergy
Wild Growth
9% of 390 decks
-2% synergy
Battles
Invasion of Kaldheim
13% of 913 decks
+12% synergy
Planeswalkers
Wrenn and Seven
13% of 390 decks
+11% synergy
Wrenn and Six
12% of 390 decks
+11% synergy
Lord Windgrace
11% of 174 decks
+10% synergy
Kaito, Cunning Infiltrator
10% of 280 decks
+9% synergy
Nissa of Shadowed Boughs
10% of 174 decks
+8% synergy
Teferi, Master of Time
6% of 523 decks
+3% synergy
Wrenn and Realmbreaker
5% of 390 decks
+4% synergy
Utility Lands
Reliquary Tower
27% of 917 decks
-2% synergy
Boseiju, Who Endures
22% of 390 decks
+3% synergy
Bojuka Bog
21% of 300 decks
-9% synergy
Forgotten Cave
20% of 917 decks
+16% synergy
Lonely Sandbar
20% of 523 decks
+17% synergy
Otawara, Soaring City
16% of 523 decks
-0% synergy
Cephalid Coliseum
14% of 523 decks
+11% synergy
Tranquil Thicket
13% of 390 decks
+10% synergy
Geier Reach Sanitarium
13% of 917 decks
+9% synergy
Dakmor Salvage
12% of 300 decks
+10% synergy
Barren Moor
12% of 300 decks
+8% synergy
Desolate Lighthouse
12% of 523 decks
+8% synergy
Hall of Heliod's Generosity
11% of 281 decks
+4% synergy
Argoth, Sanctum of Nature
10% of 390 decks
+9% synergy
Cabal Coffers
10% of 300 decks
-0% synergy
Mystic Sanctuary
10% of 523 decks
-2% synergy
Rogue's Passage
10% of 917 decks
-10% synergy
Yavimaya, Cradle of Growth
10% of 917 decks
+1% synergy
Remote Isle
9% of 523 decks
+8% synergy
Shifting Woodland
9% of 259 decks
+2% synergy
Smoldering Crater
8% of 917 decks
+7% synergy
Strip Mine
8% of 917 decks
+5% synergy
Desert of the Fervent
8% of 917 decks
+6% synergy
Sokenzan, Crucible of Defiance
8% of 917 decks
+3% synergy
Valakut, the Molten Pinnacle
8% of 917 decks
+5% synergy
Field of the Dead
8% of 917 decks
+4% synergy
Takenuma, Abandoned Mire
7% of 300 decks
-2% synergy
Rix Maadi, Dungeon Palace
7% of 300 decks
+6% synergy
Urborg, Tomb of Yawgmoth
7% of 917 decks
-3% synergy
Temple of the False God
7% of 917 decks
-3% synergy
Desert of the True
7% of 281 decks
+5% synergy
Maze of Ith
7% of 917 decks
+4% synergy
Desert of the Mindful
7% of 523 decks
+5% synergy
Lotus Field
6% of 917 decks
+5% synergy
Desert of the Indomitable
5% of 390 decks
+4% synergy
Polluted Mire
5% of 300 decks
+4% synergy
Thespian's Stage
5% of 917 decks
+3% synergy
Scavenger Grounds
5% of 917 decks
+2% synergy
Kessig Wolf Run
5% of 390 decks
-11% synergy
Mana Artifacts
Sol Ring
63% of 917 decks
-21% synergy
Arcane Signet
50% of 917 decks
-22% synergy
Izzet Signet
35% of 523 decks
+8% synergy
Azorius Signet
34% of 213 decks
+9% synergy
Boros Signet
30% of 281 decks
+7% synergy
Talisman of Creativity
24% of 523 decks
-4% synergy
Rakdos Signet
17% of 300 decks
-12% synergy
Fellwar Stone
17% of 917 decks
-4% synergy
Talisman of Indulgence
15% of 300 decks
-12% synergy
Thought Vessel
14% of 917 decks
-3% synergy
Marble Diamond
12% of 281 decks
+8% synergy
Dimir Signet
11% of 126 decks
-18% synergy
Talisman of Conviction
11% of 281 decks
-12% synergy
Talisman of Dominance
10% of 126 decks
-22% synergy
Chromatic Lantern
8% of 917 decks
-2% synergy
Fire Diamond
7% of 917 decks
+2% synergy
Talisman of Progress
7% of 213 decks
-17% synergy
Gruul Signet
6% of 390 decks
-5% synergy
Decanter of Endless Water
6% of 917 decks
+1% synergy
Sky Diamond
6% of 523 decks
+1% synergy
Simic Signet
5% of 212 decks
-9% synergy
Lands
Command Tower
64% of 917 decks
-10% synergy
Mystic Monastery
43% of 213 decks
+16% synergy
Stomping Ground
37% of 390 decks
-4% synergy
Blood Crypt
36% of 300 decks
-2% synergy
Steam Vents
34% of 523 decks
-5% synergy
Sulfur Falls
33% of 523 decks
+1% synergy
Overgrown Tomb
33% of 174 decks
-8% synergy
Breeding Pool
33% of 212 decks
-7% synergy
Ziatora's Proving Ground
33% of 174 decks
+3% synergy
Ketria Triome
32% of 212 decks
-0% synergy
Izzet Boilerworks
32% of 523 decks
+16% synergy
Shivan Reef
31% of 523 decks
+4% synergy
Boros Garrison
31% of 281 decks
+16% synergy
Azorius Chancery
31% of 213 decks
+16% synergy
Cinder Glade
30% of 390 decks
-8% synergy
Watery Grave
28% of 126 decks
-13% synergy
Gruul Turf
27% of 390 decks
+12% synergy
Training Center
26% of 523 decks
-1% synergy
Exotic Orchard
26% of 917 decks
-10% synergy
Smoldering Marsh
25% of 300 decks
-8% synergy
Dragonskull Summit
25% of 300 decks
-7% synergy
The World Tree
24% of 92 decks
-8% synergy
Xander's Lounge
24% of 126 decks
-2% synergy
Jetmir's Garden
24% of 140 decks
-8% synergy
Evolving Wilds
23% of 917 decks
+2% synergy
Stormcarved Coast
22% of 523 decks
+4% synergy
Bountiful Landscape
22% of 148 decks
+13% synergy
Frontier Bivouac
22% of 212 decks
-6% synergy
Temple Garden
22% of 140 decks
-17% synergy
Hallowed Fountain
22% of 213 decks
-18% synergy
Tranquil Cove
22% of 213 decks
+15% synergy
Azorius Guildgate
21% of 213 decks
+17% synergy
Sacred Foundry
21% of 281 decks
-15% synergy
Crumbling Necropolis
21% of 126 decks
-10% synergy
Terramorphic Expanse
21% of 917 decks
+5% synergy
Indatha Triome
20% of 93 decks
-10% synergy
Godless Shrine
20% of 103 decks
-20% synergy
Luxury Suite
20% of 300 decks
-6% synergy
Raugrin Triome
20% of 213 decks
-6% synergy
Savai Triome
19% of 103 decks
-7% synergy
Sejiri Refuge
19% of 213 decks
+17% synergy
Simic Growth Chamber
19% of 212 decks
-1% synergy
Spara's Headquarters
19% of 106 decks
-11% synergy
Zagoth Triome
18% of 95 decks
-12% synergy
Bayou
18% of 174 decks
+4% synergy
Savage Lands
18% of 174 decks
-6% synergy
Cascade Bluffs
18% of 523 decks
+5% synergy
Meandering River
17% of 213 decks
+16% synergy
Golgari Rot Farm
17% of 174 decks
-1% synergy
Rakdos Carnarium
17% of 300 decks
+3% synergy