Shadows' Verdict (Card)
Shadows' Verdict
In 1068 decks
0% of 1995077 decks
Top Commanders (1)
Umbris, Fear Manifest
2.02% of 5531 decks
112 decks
New Cards (5)
Struggle for Project Purity
38% of 8 decks
+33% synergy
Raucous Theater
35% of 17 decks
+31% synergy
Rakdos, Patron of Chaos
29% of 17 decks
+27% synergy
Demand Answers
18% of 17 decks
+11% synergy
Undercity Sewers
17% of 24 decks
+11% synergy
High Synergy Cards (2)
Miirym, Sentinel Wyrm
29% of 49 decks
+28% synergy
Cultivate
49% of 231 decks
+27% synergy
Top Cards (10)
Counterspell
37% of 547 decks
+16% synergy
Swords to Plowshares
35% of 240 decks
+7% synergy
Blasphemous Act
31% of 363 decks
+15% synergy
Rampant Growth
30% of 231 decks
+14% synergy
Swiftfoot Boots
29% of 1068 decks
+0% synergy
Commander's Sphere
28% of 1068 decks
+11% synergy
Terminate
27% of 363 decks
+22% synergy
Chaos Warp
26% of 363 decks
+10% synergy
Dark Ritual
26% of 1068 decks
+15% synergy
Negate
26% of 547 decks
+14% synergy
Creatures (50)
Tiamat
24% of 55 decks
+23% synergy
Ramos, Dragon Engine
19% of 58 decks
+18% synergy
Ignoble Hierarch
19% of 113 decks
+16% synergy
Atarka, World Render
18% of 114 decks
+17% synergy
Hullbreaker Horror
18% of 494 decks
+14% synergy
Carmen, Cruel Skymarcher
17% of 23 decks
+16% synergy
Rith, Liberated Primeval
17% of 41 decks
+17% synergy
Sludge Monster
17% of 520 decks
+16% synergy
Consuming Aberration
16% of 547 decks
+15% synergy
Grazilaxx, Illithid Scholar
16% of 527 decks
+15% synergy
Bartolomé del Presidio
16% of 19 decks
+13% synergy
Morophon, the Boundless
16% of 58 decks
+15% synergy
Solemn Simulacrum
15% of 1068 decks
+0% synergy
Zellix, Sanity Flayer
14% of 382 decks
+14% synergy
Elder Brain
14% of 761 decks
+13% synergy
Ziatora's Envoy
14% of 100 decks
+14% synergy
Sakura-Tribe Elder
14% of 231 decks
+4% synergy
Elenda's Hierophant
13% of 23 decks
+11% synergy
Charismatic Conqueror
13% of 23 decks
+10% synergy
Ziatora, the Incinerator
13% of 100 decks
+12% synergy
Piru, the Volatile
13% of 101 decks
+13% synergy
Cruel Somnophage
13% of 95 decks
+12% synergy
Aurelia, the Warleader
13% of 103 decks
+11% synergy
Atraxa, Grand Unifier
12% of 32 decks
+12% synergy
Mind Flayer
12% of 527 decks
+12% synergy
Two-Headed Hellkite
12% of 41 decks
+12% synergy
Captain N'ghathrod
12% of 402 decks
+12% synergy
Sephara, Sky's Blade
12% of 240 decks
+11% synergy
Scion of the Ur-Dragon
12% of 58 decks
+12% synergy
Gray Merchant of Asphodel
12% of 1068 decks
+7% synergy
Spellskite
12% of 547 decks
+10% synergy
Decadent Dragon
12% of 51 decks
+10% synergy
Gisela, Blade of Goldnight
12% of 103 decks
+10% synergy
Toxrill, the Corrosive
11% of 505 decks
+11% synergy
Aboleth Spawn
11% of 382 decks
+10% synergy
Llanowar Elves
11% of 231 decks
+0% synergy
Ojer Taq, Deepest Foundation
11% of 28 decks
+7% synergy
Esika, God of the Tree
11% of 57 decks
+10% synergy
Savage Ventmaw
11% of 114 decks
+9% synergy
Thrakkus the Butcher
10% of 86 decks
+9% synergy
Ravenous Chupacabra
10% of 1068 decks
+8% synergy
Kardur, Doomscourge
10% of 357 decks
+9% synergy
Likeness Looter
10% of 87 decks
+9% synergy
Magister Sphinx
10% of 136 decks
+10% synergy
Parcelbeast
10% of 107 decks
+10% synergy
Wharf Infiltrator
10% of 547 decks
+10% synergy
Sire of Stagnation
10% of 547 decks
+10% synergy
Reclamation Sage
10% of 231 decks
+4% synergy
Goblin Anarchomancer
10% of 112 decks
+7% synergy
Defiler of Flesh
10% of 634 decks
+9% synergy
Instants (50)
Path to Exile
25% of 240 decks
+5% synergy
Brainstorm
23% of 547 decks
+12% synergy
Riveteers Charm
20% of 101 decks
+19% synergy
Void Rend
19% of 115 decks
+17% synergy
Rakdos Charm
18% of 363 decks
+15% synergy
Beast Within
18% of 231 decks
-1% synergy
Bedevil
16% of 363 decks
+13% synergy
Growth Spiral
15% of 107 decks
+10% synergy
Dovin's Veto
15% of 136 decks
+10% synergy
Baleful Mastery
14% of 1048 decks
+12% synergy
Putrefy
14% of 231 decks
+10% synergy
Crackling Doom
14% of 103 decks
+13% synergy
Malakir Rebirth
14% of 1068 decks
+9% synergy
Soul Shatter
13% of 1068 decks
+12% synergy
Utter End
12% of 240 decks
+11% synergy
Despark
12% of 240 decks
+8% synergy
Drown in the Loch
12% of 547 decks
+10% synergy
Mortify
12% of 240 decks
+9% synergy
Infernal Grasp
12% of 999 decks
+8% synergy
Reality Shift
12% of 547 decks
+7% synergy
Cyclonic Rift
12% of 547 decks
-2% synergy
Bitter Triumph
12% of 93 decks
+9% synergy
Assassin's Trophy
12% of 231 decks
+6% synergy
Heroic Intervention
12% of 231 decks
-2% synergy
Anguished Unmaking
12% of 240 decks
+6% synergy
Sheoldred's Edict
12% of 413 decks
+10% synergy
Arcane Denial
12% of 547 decks
+2% synergy
Flame of Anor
11% of 35 decks
+10% synergy
Tear Asunder
11% of 144 decks
+10% synergy
Big Score
10% of 303 decks
+6% synergy
Return to Nature
10% of 231 decks
+7% synergy
Harrow
10% of 231 decks
+5% synergy
Boros Charm
10% of 103 decks
+4% synergy
Fact or Fiction
10% of 547 decks
+6% synergy
Opt
10% of 547 decks
+5% synergy
Eureka Moment
10% of 104 decks
+9% synergy
Roiling Regrowth
10% of 231 decks
+8% synergy
Obscura Charm
9% of 116 decks
+9% synergy
Murder
9% of 1068 decks
+8% synergy
Siphon Insight
9% of 520 decks
+9% synergy
Abrade
9% of 363 decks
+4% synergy
Go for the Throat
9% of 1068 decks
+6% synergy
Return of the Wildspeaker
9% of 231 decks
+2% synergy
Resculpt
9% of 537 decks
+6% synergy
Thrill of Possibility
9% of 363 decks
+3% synergy
Return to Dust
9% of 240 decks
+6% synergy
An Offer You Can't Refuse
9% of 448 decks
-1% synergy
Maestros Charm
8% of 144 decks
+8% synergy
Deathsprout
8% of 231 decks
+7% synergy
Village Rites
8% of 1068 decks
+3% synergy
Sorceries (50)
Kodama's Reach
25% of 231 decks
+10% synergy
Ruinous Ultimatum
24% of 103 decks
+22% synergy
Feed the Swarm
24% of 1064 decks
+15% synergy
Farseek
23% of 231 decks
+7% synergy
Nature's Lore
22% of 231 decks
+7% synergy
Emergent Ultimatum
21% of 107 decks
+20% synergy
Tasha's Hideous Laughter
19% of 531 decks
+18% synergy
Time Wipe
16% of 136 decks
+15% synergy
Culling Ritual
15% of 224 decks
+13% synergy
Explore
15% of 231 decks
+11% synergy
Eerie Ultimatum
15% of 82 decks
+13% synergy
Farewell
15% of 205 decks
+8% synergy
Sign in Blood
15% of 1068 decks
+9% synergy
Maddening Cacophony
14% of 547 decks
+13% synergy
Bala Ged Recovery
14% of 231 decks
+9% synergy
Preordain
14% of 547 decks
+8% synergy
Three Visits
13% of 231 decks
+2% synergy
Austere Command
13% of 240 decks
+7% synergy
Vandalblast
13% of 363 decks
+5% synergy
Extract a Confession
13% of 39 decks
+13% synergy
Rise of the Witch-king
12% of 56 decks
+11% synergy
Ponder
12% of 547 decks
+6% synergy
Damn
12% of 229 decks
+8% synergy
Molten Collapse
12% of 41 decks
+12% synergy
Villainous Wealth
12% of 107 decks
+11% synergy
Extinction Event
12% of 1068 decks
+12% synergy
Supreme Verdict
12% of 136 decks
+9% synergy
Read the Bones
12% of 1068 decks
+7% synergy
Casualties of War
11% of 231 decks
+10% synergy
Damnation
11% of 1068 decks
+6% synergy
Night's Whisper
11% of 1068 decks
+6% synergy
Curse of the Swine
10% of 547 decks
+8% synergy
Gaze of Granite
10% of 231 decks
+10% synergy
Demonic Tutor
10% of 1068 decks
-2% synergy
Diabolic Tutor
10% of 1068 decks
+7% synergy
Wrath of God
10% of 240 decks
+7% synergy
Fractured Sanity
10% of 531 decks
+9% synergy
Faithless Looting
10% of 363 decks
+2% synergy
Cleansing Nova
10% of 240 decks
+7% synergy
Toxic Deluge
10% of 1068 decks
+1% synergy
Harmonize
10% of 231 decks
+5% synergy
Breach the Multiverse
9% of 359 decks
+7% synergy
Merciless Eviction
9% of 240 decks
+8% synergy
Vindicate
9% of 240 decks
+7% synergy
Windfall
9% of 547 decks
+2% synergy
Migration Path
9% of 231 decks
+7% synergy
Peer into the Abyss
9% of 1068 decks
+7% synergy
In Garruk's Wake
9% of 1068 decks
+7% synergy
Chain Reaction
9% of 363 decks
+6% synergy
Approach of the Second Sun
9% of 240 decks
+7% synergy
Utility Artifacts (16)
Lightning Greaves
22% of 1068 decks
-3% synergy
Wayfarer's Bauble
13% of 1068 decks
+1% synergy
Fist of Suns
10% of 58 decks
+10% synergy
Bolas's Citadel
10% of 1068 decks
+5% synergy
Whispersilk Cloak
8% of 1068 decks
+4% synergy
Stone of Erech
8% of 261 decks
+7% synergy
Conduit of Worlds
7% of 94 decks
+4% synergy
The Great Henge
6% of 231 decks
+2% synergy
Soul-Guide Lantern
6% of 1068 decks
+5% synergy
Mindcrank
6% of 1068 decks
+4% synergy
Monster Manual
6% of 164 decks
+5% synergy
Lantern of the Lost
6% of 957 decks
+6% synergy
Expedition Map
6% of 1068 decks
+2% synergy
Tormod's Crypt
5% of 1068 decks
+4% synergy
Wishclaw Talisman
5% of 1068 decks
+3% synergy
Tithing Blade
5% of 93 decks
+4% synergy
Enchantments (50)
Temur Ascendancy
23% of 60 decks
+22% synergy
Riveteers Ascendancy
20% of 100 decks
+19% synergy
Rhythm of the Wild
16% of 114 decks
+11% synergy
Phyrexian Arena
15% of 1068 decks
+8% synergy
Garruk's Uprising
15% of 231 decks
+9% synergy
Mirari's Wake
15% of 82 decks
+11% synergy
Propaganda
14% of 547 decks
+9% synergy
March of the Canonized
13% of 23 decks
+12% synergy
Rhystic Study
12% of 547 decks
-2% synergy
Binding the Old Gods
12% of 225 decks
+10% synergy
Up the Beanstalk
12% of 26 decks
+9% synergy
Endless Evil
12% of 382 decks
+11% synergy
Aqueous Form
12% of 547 decks
+9% synergy
The Kami War
11% of 53 decks
+11% synergy
Leyline of the Void
10% of 1068 decks
+9% synergy
Virtue of Persistence
9% of 171 decks
+7% synergy
Reflections of Littjara
9% of 538 decks
+7% synergy
Smothering Tithe
9% of 240 decks
-3% synergy
Virtue of Knowledge
9% of 90 decks
+7% synergy
Ghostly Prison
9% of 240 decks
+3% synergy
Maelstrom Nexus
9% of 58 decks
+8% synergy
Warstorm Surge
9% of 363 decks
+6% synergy
Underworld Dreams
9% of 1068 decks
+7% synergy
Whirlwind of Thought
8% of 59 decks
+7% synergy
Rising of the Day
8% of 84 decks
+5% synergy
Curse of Opulence
8% of 363 decks
+6% synergy
Fevered Visions
8% of 169 decks
+7% synergy
Banishing Light
8% of 240 decks
+7% synergy
Dragon Tempest
7% of 363 decks
+5% synergy
Eaten by Piranhas
7% of 44 decks
+5% synergy
Curse of Obsession
7% of 341 decks
+7% synergy
Curse of Shaken Faith
7% of 341 decks
+7% synergy
Curse of Bloodletting
7% of 363 decks
+6% synergy
Fungal Fortitude
6% of 93 decks
+6% synergy
Rogue Class
6% of 530 decks
+6% synergy
Evolutionary Leap
6% of 231 decks
+5% synergy
Moldervine Reclamation
6% of 231 decks
+4% synergy
Mystic Remora
6% of 547 decks
-3% synergy
The Cruelty of Gix
6% of 599 decks
+5% synergy
Kaya's Ghostform
6% of 1068 decks
+4% synergy
Curse of Unbinding
6% of 520 decks
+6% synergy
Black Market Connections
6% of 761 decks
+0% synergy
Court of Cunning
6% of 542 decks
+5% synergy
Mirrormade
6% of 547 decks
+4% synergy
Deathreap Ritual
6% of 231 decks
+5% synergy
The Eldest Reborn
6% of 1068 decks
+4% synergy
Sanguine Bond
6% of 1068 decks
+3% synergy
Painful Quandary
6% of 1068 decks
+5% synergy
Greed
6% of 1068 decks
+4% synergy
Black Market
6% of 1068 decks
+3% synergy
Battles (1)
Invasion of Zendikar
5% of 76 decks
+4% synergy
Planeswalkers (26)
Ashiok, Dream Render
24% of 547 decks
+22% synergy
Ashiok, Nightmare Muse
19% of 547 decks
+19% synergy
Ashiok, Nightmare Weaver
10% of 547 decks
+10% synergy
Sarkhan Unbroken
10% of 60 decks
+10% synergy
Nicol Bolas, God-Pharaoh
9% of 169 decks
+8% synergy
Aminatou, the Fateshifter
9% of 136 decks
+8% synergy
Ajani, Sleeper Agent
8% of 59 decks
+8% synergy
Nicol Bolas, Planeswalker
8% of 169 decks
+8% synergy
Nicol Bolas, Dragon-God
8% of 169 decks
+8% synergy
Narset, Parter of Veils
8% of 547 decks
+5% synergy
Tamiyo, Field Researcher
7% of 67 decks
+7% synergy
The Eternal Wanderer
7% of 97 decks
+5% synergy
Jace, the Perfected Mind
6% of 206 decks
+6% synergy
Kaya, Intangible Slayer
6% of 98 decks
+6% synergy
Ajani, the Greathearted
6% of 82 decks
+5% synergy
Vraska, Golgari Queen
6% of 231 decks
+5% synergy
Ob Nixilis, the Adversary
6% of 303 decks
+6% synergy
Nissa, Ascended Animist
6% of 90 decks
+4% synergy
Dakkon, Shadow Slayer
5% of 132 decks
+5% synergy
Domri, Anarch of Bolas
5% of 114 decks
+4% synergy
Elminster
5% of 96 decks
+5% synergy
Vraska, Relic Seeker
5% of 231 decks
+5% synergy
Vraska the Unseen
5% of 231 decks
+5% synergy
Nissa of Shadowed Boughs
5% of 231 decks
+5% synergy
Garruk, Primal Hunter
5% of 231 decks
+4% synergy
Kaito, Dancing Shadow
5% of 213 decks
+5% synergy
Utility Lands (45)
Bojuka Bog
34% of 1068 decks
+18% synergy
Restless Reef
24% of 58 decks
+23% synergy
Reliquary Tower
21% of 1068 decks
-8% synergy
Rogue's Passage
18% of 1068 decks
-1% synergy
Hidden Courtyard
14% of 28 decks
+13% synergy
Cabal Coffers
13% of 1068 decks
+7% synergy
Temple of the False God
13% of 1068 decks
+3% synergy
Castle Locthwain
12% of 1068 decks
+9% synergy
Urborg, Tomb of Yawgmoth
12% of 1068 decks
+2% synergy
Mystic Sanctuary
11% of 547 decks
+5% synergy
Kessig Wolf Run
11% of 114 decks
+7% synergy
Rivendell
11% of 133 decks
+7% synergy
Restless Vents
10% of 41 decks
+9% synergy
Hidden Necropolis
9% of 127 decks
+8% synergy
Castle Vantress
9% of 547 decks
+7% synergy
Takenuma, Abandoned Mire
9% of 926 decks
+3% synergy
Otawara, Soaring City
9% of 480 decks
+1% synergy
Boseiju, Who Endures
8% of 203 decks
-1% synergy
Cabal Stronghold
8% of 1068 decks
+6% synergy
Sunhome, Fortress of the Legion
8% of 103 decks
+6% synergy
Nephalia Drownyard
8% of 547 decks
+7% synergy
Barren Moor
7% of 1068 decks
+5% synergy
Minas Tirith
7% of 54 decks
+2% synergy
Mosswort Bridge
7% of 231 decks
+2% synergy
Creeping Tar Pit
7% of 547 decks
+6% synergy
Witch's Cottage
7% of 1068 decks
+5% synergy
Tranquil Thicket
7% of 231 decks
+5% synergy
Hidden Volcano
7% of 45 decks
+5% synergy
Vault of the Archangel
7% of 240 decks
+4% synergy
Scavenger Grounds
7% of 1068 decks
+3% synergy
Field of Ruin
6% of 1068 decks
+4% synergy
Geier Reach Sanitarium
6% of 1068 decks
+3% synergy
Hidden Cataract
6% of 62 decks
+6% synergy
Hive of the Eye Tyrant
6% of 1028 decks
+6% synergy
Mortuary Mire
6% of 1068 decks
+4% synergy
Eiganjo, Seat of the Empire
6% of 208 decks
+1% synergy
Minas Morgul, Dark Fortress
6% of 97 decks
+4% synergy
Hissing Quagmire
6% of 231 decks
+6% synergy
The Hunter Maze
6% of 85 decks
+5% synergy
Pit of Offerings
6% of 119 decks
+5% synergy
Alchemist's Refuge
6% of 107 decks
+4% synergy
The Dross Pits
5% of 382 decks
+5% synergy
Forgotten Cave
5% of 363 decks
+3% synergy
The Autonomous Furnace
5% of 136 decks
+5% synergy
Command Beacon
5% of 1068 decks
+0% synergy
Mana Artifacts (37)
Sol Ring
74% of 1068 decks
-11% synergy
Arcane Signet
57% of 1068 decks
-13% synergy
Dimir Signet
40% of 547 decks
+32% synergy
Izzet Signet
34% of 169 decks
+27% synergy
Rakdos Signet
31% of 363 decks
+24% synergy
Talisman of Dominance
26% of 547 decks
+18% synergy
Orzhov Signet
25% of 240 decks
+19% synergy
Mind Stone
24% of 1068 decks
+5% synergy
Talisman of Creativity
23% of 169 decks
+17% synergy
Azorius Signet
20% of 136 decks
+14% synergy
Timeless Lotus
18% of 40 decks
+16% synergy
Talisman of Indulgence
17% of 363 decks
+11% synergy
Fellwar Stone
16% of 1068 decks
-5% synergy
Talisman of Hierarchy
15% of 240 decks
+10% synergy
Charcoal Diamond
15% of 1068 decks
+12% synergy
Thought Vessel
14% of 1068 decks
-1% synergy
Boros Signet
14% of 103 decks
+8% synergy
Talisman of Conviction
11% of 103 decks
+6% synergy
Sky Diamond
11% of 547 decks
+8% synergy
Fire Diamond
10% of 363 decks
+7% synergy
Midnight Clock
10% of 547 decks
+7% synergy
Golgari Signet
9% of 231 decks
+6% synergy
Relic of Sauron
9% of 34 decks
+7% synergy
Talisman of Resilience
8% of 231 decks
+6% synergy
Chromatic Lantern
8% of 1068 decks
-2% synergy
Simic Signet
7% of 107 decks
+3% synergy
Dimir Keyrune
6% of 547 decks
+6% synergy
Marble Diamond
6% of 240 decks
+4% synergy
Selesnya Signet
6% of 82 decks
+4% synergy
Gilded Lotus
6% of 1068 decks
+2% synergy
Decanter of Endless Water
6% of 761 decks
+0% synergy
Worn Powerstone
6% of 1068 decks
+3% synergy
Dimir Locket
5% of 547 decks
+5% synergy
Jade Orb of Dragonkind
5% of 171 decks
+5% synergy
Gruul Signet
5% of 114 decks
+2% synergy
Moss Diamond
5% of 231 decks
+4% synergy
Skyclave Relic
5% of 1064 decks
+4% synergy
Lands (50)
Command Tower
60% of 1068 decks
-13% synergy
Crumbling Necropolis
43% of 169 decks
+39% synergy
Sunken Hollow
40% of 547 decks
+31% synergy
The World Tree
39% of 57 decks
+36% synergy
Ziatora's Proving Ground
33% of 100 decks
+29% synergy
Xander's Lounge
33% of 140 decks
+29% synergy
Temple of Deceit
33% of 547 decks
+29% synergy
Arcane Sanctum
32% of 136 decks
+28% synergy
Smoldering Marsh
31% of 363 decks
+23% synergy
Zagoth Triome
30% of 107 decks
+26% synergy
Savage Lands
28% of 114 decks
+26% synergy
Stomping Ground
27% of 114 decks
+18% synergy
Dimir Aqueduct
27% of 547 decks
+23% synergy
Evolving Wilds
26% of 1068 decks
+5% synergy
Watery Grave
26% of 547 decks
+15% synergy
Shipwreck Marsh
26% of 520 decks
+21% synergy
Hallowed Fountain
26% of 136 decks
+16% synergy
Cinder Glade
25% of 114 decks
+17% synergy
Darkwater Catacombs
25% of 547 decks
+21% synergy
Exotic Orchard
25% of 1068 decks
-10% synergy
Dismal Backwater
24% of 547 decks
+23% synergy
Indatha Triome
24% of 82 decks
+21% synergy
Choked Estuary
24% of 547 decks
+20% synergy
Dragonskull Summit
24% of 363 decks
+18% synergy
Overgrown Tomb
24% of 231 decks
+15% synergy
Myriad Landscape
24% of 1068 decks
+3% synergy
Raugrin Triome
24% of 59 decks
+21% synergy
Blood Crypt
24% of 363 decks
+15% synergy
Raffine's Tower
24% of 114 decks
+20% synergy
Temple of Epiphany
24% of 169 decks
+20% synergy
Savai Triome
23% of 103 decks
+20% synergy
Drowned Catacomb
23% of 547 decks
+17% synergy
Temple of Silence
23% of 240 decks
+19% synergy
Temple of Malice
23% of 363 decks
+20% synergy
Rakdos Carnarium
23% of 363 decks
+19% synergy
Temple of Malady
23% of 231 decks
+19% synergy
Caves of Koilos
22% of 240 decks
+16% synergy
Nomad Outpost
22% of 103 decks
+19% synergy
Godless Shrine
22% of 240 decks
+13% synergy
Foreboding Ruins
22% of 363 decks
+18% synergy
Jungle Hollow
22% of 231 decks
+20% synergy
Breeding Pool
21% of 107 decks
+12% synergy
Sacred Foundry
21% of 103 decks
+13% synergy
Steam Vents
21% of 169 decks
+12% synergy
Haunted Ridge
21% of 341 decks
+17% synergy
Bloodfell Caves
21% of 363 decks
+19% synergy
Golgari Rot Farm
20% of 231 decks
+17% synergy
Opulent Palace
20% of 107 decks
+17% synergy
Shivan Reef
20% of 169 decks
+14% synergy
Temple Garden
20% of 82 decks
+10% synergy