Knowledge Exploitation (Card)

Knowledge Exploitation
In 6043 decks 0% of 1902731 decks
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Top Commanders (14)
Thada Adel, Acquisitor
44.67% of 638 decks 285 decks
Anowon, the Ruin Thief
23.63% of 7165 decks 1693 decks
Sygg, River Cutthroat
12.73% of 1233 decks 157 decks
Oona, Queen of the Fae
10.77% of 2099 decks 226 decks
Tetsuko Umezawa, Fugitive
8.66% of 1397 decks 121 decks
Rilsa Rael, Kingpin
6.77% of 1181 decks 80 decks
Jeleva, Nephalia's Scourge
5.67% of 2171 decks 123 decks
Tasha, the Witch Queen
4.84% of 6076 decks 294 decks
Alela, Cunning Conqueror
3.80% of 6630 decks 252 decks
Zevlor, Elturel Exile
2.87% of 3796 decks 109 decks
Kamiz, Obscura Oculus
1.79% of 4521 decks 81 decks
Alela, Artful Provocateur
0.70% of 11488 decks 80 decks
The Ur-Dragon
0.64% of 23572 decks 150 decks
Yuriko, the Tiger's Shadow
0.55% of 19757 decks 108 decks
New Cards (5)
Voja, Jaws of the Conclave
70% of 10 decks +70% synergy
Tinybones, the Pickpocket
51% of 134 decks +44% synergy
Felix Five-Boots
45% of 33 decks +44% synergy
Laughing Jasper Flint
44% of 16 decks +41% synergy
Butch DeLoria, Tunnel Snake
42% of 184 decks +42% synergy
High Synergy Cards (10)
Oona's Blackguard
54% of 4479 decks +53% synergy
Notorious Throng
52% of 6043 decks +52% synergy
Morophon, the Boundless
52% of 273 decks +51% synergy
Notion Thief
48% of 4460 decks +46% synergy
Soaring Thought-Thief
44% of 4378 decks +44% synergy
Halo Forager
43% of 1908 decks +42% synergy
Zareth San, the Trickster
42% of 4379 decks +42% synergy
Thieves' Guild Enforcer
42% of 4383 decks +41% synergy
Sygg, River Cutthroat
41% of 4475 decks +40% synergy
Atla Palani, Nest Tender
40% of 280 decks +40% synergy
Top Cards (10)
Counterspell
49% of 6043 decks +27% synergy
Swords to Plowshares
48% of 828 decks +20% synergy
Changeling Outcast
42% of 4413 decks +40% synergy
Dauthi Voidwalker
41% of 4263 decks +36% synergy
Faerie Mastermind
41% of 2870 decks +37% synergy
Cloudshredder Sliver
40% of 354 decks +39% synergy
Bitterblossom
39% of 4479 decks +37% synergy
Drown in the Loch
39% of 4404 decks +37% synergy
Thieving Skydiver
39% of 5829 decks +37% synergy
Cyclonic Rift
39% of 6019 decks +24% synergy
Creatures (50)
Roaming Throne
38% of 740 decks +21% synergy
Frogtosser Banneret
38% of 4479 decks +38% synergy
Stinkdrinker Bandit
38% of 4479 decks +37% synergy
Katilda, Dawnhart Prime
37% of 326 decks +37% synergy
Opposition Agent
35% of 4345 decks +31% synergy
Gonti, Lord of Luxury
35% of 4442 decks +33% synergy
Grim Hireling
35% of 4197 decks +32% synergy
Rankle, Master of Pranks
34% of 4404 decks +33% synergy
Nighthawk Scavenger
34% of 4370 decks +33% synergy
Rin and Seri, Inseparable
32% of 276 decks +32% synergy
Slither Blade
32% of 5965 decks +31% synergy
Invisible Stalker
31% of 6023 decks +30% synergy
Hofri Ghostforge
30% of 340 decks +29% synergy
Triton Shorestalker
29% of 6010 decks +28% synergy
Hellspur Posse Boss
29% of 21 decks +27% synergy
Obyra, Dreaming Duelist
28% of 1230 decks +27% synergy
Tegwyll, Duke of Splendor
28% of 1139 decks +27% synergy
Glasspool Mimic
28% of 5839 decks +26% synergy
Varragoth, Bloodsky Sire
28% of 4307 decks +26% synergy
Doc Aurlock, Grizzled Genius
27% of 44 decks +23% synergy
Etali, Primal Conqueror
27% of 137 decks +24% synergy
Ghostly Pilferer
27% of 5848 decks +26% synergy
Blightwing Bandit
27% of 1139 decks +26% synergy
Krydle of Baldur's Gate
26% of 4239 decks +26% synergy
Mirror Entity
25% of 828 decks +23% synergy
Thada Adel, Acquisitor
25% of 6029 decks +25% synergy
Merfolk Windrobber
25% of 5844 decks +25% synergy
Reaper King
25% of 276 decks +25% synergy
Brazen Borrower
24% of 5886 decks +23% synergy
Unsettled Mariner
24% of 803 decks +23% synergy
Realmwalker
23% of 816 decks +20% synergy
Mercurial Spelldancer
23% of 3171 decks +22% synergy
Lotho, Corrupt Shirriff
22% of 170 decks +19% synergy
Irregular Cohort
22% of 802 decks +22% synergy
Masked Vandal
22% of 817 decks +21% synergy
Risen Reef
20% of 849 decks +20% synergy
Enigma Thief
20% of 5837 decks +20% synergy
Orochi Soul-Reaver
20% of 134 decks +17% synergy
Faerie Vandal
20% of 5886 decks +19% synergy
Faerie Bladecrafter
20% of 1139 decks +19% synergy
Eternal Witness
20% of 881 decks +9% synergy
Inkfathom Infiltrator
19% of 4475 decks +19% synergy
Blackbloom Rogue
19% of 4378 decks +19% synergy
Vial Smasher, Gleeful Grenadier
19% of 16 decks +17% synergy
Malleable Impostor
19% of 1510 decks +18% synergy
Prosperous Thief
19% of 5336 decks +18% synergy
Storm-Kiln Artist
18% of 1122 decks +14% synergy
Decadent Dragon
18% of 141 decks +16% synergy
Looter il-Kor
18% of 6043 decks +18% synergy
Birds of Paradise
18% of 881 decks +6% synergy
Instants (50)
Beast Within
33% of 878 decks +14% synergy
Chaos Warp
31% of 1216 decks +15% synergy
Path to Exile
31% of 824 decks +11% synergy
Heroic Intervention
27% of 862 decks +14% synergy
Boros Charm
26% of 361 decks +20% synergy
An Offer You Can't Refuse
26% of 5021 decks +15% synergy
Arcane Denial
24% of 6043 decks +15% synergy
Brainstorm
24% of 6043 decks +12% synergy
Void Rend
24% of 498 decks +22% synergy
Memory Plunder
24% of 4475 decks +23% synergy
Deflecting Palm
22% of 360 decks +21% synergy
Crib Swap
21% of 828 decks +21% synergy
Negate
21% of 6043 decks +9% synergy
Fierce Guardianship
21% of 5857 decks +12% synergy
Mystical Tutor
20% of 6043 decks +12% synergy
Mana Drain
19% of 6043 decks +12% synergy
Infernal Grasp
19% of 4121 decks +15% synergy
Reality Shift
19% of 6000 decks +14% synergy
Final Showdown
19% of 16 decks +15% synergy
Pongify
19% of 6043 decks +13% synergy
Swan Song
19% of 6012 decks +10% synergy
Growth Spiral
19% of 853 decks +14% synergy
Teferi's Protection
18% of 813 decks +8% synergy
Spell Stutter
18% of 1605 decks +17% synergy
Enlightened Tutor
17% of 828 decks +9% synergy
Vampiric Tutor
17% of 4479 decks +7% synergy
Aetherize
17% of 6017 decks +14% synergy
Deadly Rollick
16% of 4385 decks +11% synergy
Outrageous Robbery
16% of 340 decks +15% synergy
Assassin's Trophy
15% of 403 decks +9% synergy
Siphon Insight
15% of 4121 decks +14% synergy
Dark Ritual
15% of 4479 decks +4% synergy
Deflecting Swat
15% of 1150 decks +7% synergy
Anguished Unmaking
14% of 607 decks +9% synergy
Great Train Heist
14% of 21 decks +8% synergy
Rapid Hybridization
14% of 6017 decks +9% synergy
Dovin's Veto
14% of 803 decks +9% synergy
Go for the Throat
13% of 4465 decks +10% synergy
Return the Favor
13% of 23 decks +9% synergy
Faerie Fencing
13% of 1191 decks +13% synergy
Fact or Fiction
13% of 6043 decks +9% synergy
Hurl Through Hell
12% of 690 decks +12% synergy
Bedevil
12% of 725 decks +9% synergy
Terminate
12% of 742 decks +7% synergy
Force of Will
12% of 6043 decks +6% synergy
Worldly Tutor
11% of 881 decks +5% synergy
Reverberate
11% of 1217 decks +10% synergy
Generous Gift
11% of 802 decks -1% synergy
Flawless Maneuver
11% of 789 decks +6% synergy
Soul Manipulation
11% of 4466 decks +10% synergy
Sorceries (50)
Cultivate
35% of 878 decks +13% synergy
Feed the Swarm
31% of 4370 decks +21% synergy
Farseek
28% of 881 decks +12% synergy
Blasphemous Act
28% of 1216 decks +11% synergy
Nature's Lore
27% of 881 decks +13% synergy
Kodama's Reach
27% of 881 decks +11% synergy
Arcane Heist
25% of 160 decks +23% synergy
Three Visits
23% of 881 decks +12% synergy
Rampant Growth
23% of 881 decks +6% synergy
Tegwyll's Scouring
23% of 1139 decks +22% synergy
Distant Melody
22% of 6043 decks +20% synergy
Jeska's Will
21% of 1143 decks +12% synergy
Bala Ged Recovery
21% of 832 decks +16% synergy
Call Forth the Tempest
20% of 187 decks +18% synergy
Cruel Ultimatum
19% of 739 decks +19% synergy
Demonic Tutor
19% of 4479 decks +7% synergy
Fevered Suspicion
19% of 690 decks +18% synergy
Toxic Deluge
19% of 4458 decks +11% synergy
Scheming Symmetry
18% of 4409 decks +17% synergy
Skyshroud Claim
18% of 881 decks +13% synergy
Bribery
18% of 6043 decks +17% synergy
Villainous Wealth
17% of 405 decks +16% synergy
Raise the Palisade
16% of 2080 decks +14% synergy
Breach the Multiverse
16% of 2138 decks +13% synergy
Hit the Mother Lode
16% of 220 decks +14% synergy
Windfall
15% of 6043 decks +8% synergy
Widespread Brutality
14% of 725 decks +14% synergy
Vandalblast
14% of 1215 decks +6% synergy
Ponder
14% of 6043 decks +7% synergy
Kindred Dominance
14% of 4439 decks +12% synergy
Damnation
13% of 4479 decks +9% synergy
Farewell
13% of 738 decks +7% synergy
Mizzix's Mastery
13% of 1199 decks +12% synergy
Reanimate
13% of 4479 decks +6% synergy
Sea Gate Restoration
13% of 5842 decks +10% synergy
Heartless Conscription
13% of 134 decks +10% synergy
Storm of Souls
13% of 749 decks +12% synergy
Mnemonic Betrayal
13% of 4426 decks +12% synergy
Damn
13% of 575 decks +8% synergy
Genesis Ultimatum
12% of 393 decks +12% synergy
Maddening Cacophony
12% of 5841 decks +11% synergy
Praetor's Grasp
12% of 4465 decks +11% synergy
Stolen Identity
12% of 6017 decks +11% synergy
Ruinous Ultimatum
12% of 282 decks +10% synergy
Supreme Verdict
11% of 824 decks +8% synergy
In Garruk's Wake
11% of 4455 decks +9% synergy
Back in Town
11% of 134 decks +9% synergy
Emergent Ultimatum
11% of 397 decks +11% synergy
Gamble
11% of 1220 decks +6% synergy
Acquire
10% of 6043 decks +10% synergy
Utility Artifacts (31)
Lightning Greaves
31% of 6043 decks +5% synergy
Bident of Thassa
26% of 6012 decks +23% synergy
Swiftfoot Boots
22% of 6023 decks -6% synergy
Cloak and Dagger
19% of 6043 decks +19% synergy
Mindcrank
19% of 6028 decks +17% synergy
Sword of the Animist
15% of 5996 decks +10% synergy
Dream-Thief's Bandana
14% of 160 decks +12% synergy
Vorpal Sword
14% of 4197 decks +13% synergy
Wayfarer's Bauble
14% of 6043 decks +3% synergy
Wand of Wonder
13% of 848 decks +12% synergy
The Key to the Vault
11% of 160 decks +7% synergy
Dowsing Dagger
10% of 5953 decks +9% synergy
Coat of Arms
9% of 6043 decks +7% synergy
Obelisk of Urd
9% of 6005 decks +8% synergy
Herald's Horn
9% of 5956 decks +3% synergy
Sword of Wealth and Power
9% of 160 decks +1% synergy
Sensei's Divining Top
8% of 6043 decks +2% synergy
Whispersilk Cloak
8% of 6043 decks +4% synergy
Whispersteel Dagger
8% of 4377 decks +8% synergy
Vanquisher's Banner
8% of 5953 decks +4% synergy
Quietus Spike
8% of 6030 decks +7% synergy
The One Ring
8% of 2701 decks -1% synergy
Skullclamp
7% of 6043 decks -5% synergy
Sword of Feast and Famine
7% of 6028 decks +5% synergy
Sapphire Medallion
7% of 6043 decks +6% synergy
Mask of Memory
7% of 6043 decks +5% synergy
Door of Destinies
7% of 6043 decks +5% synergy
Chaos Wand
6% of 5929 decks +6% synergy
The Indomitable
6% of 740 decks +4% synergy
Maskwood Nexus
6% of 5741 decks +3% synergy
River Song's Diary
5% of 1046 decks +4% synergy
Enchantments (50)
At Knifepoint
38% of 16 decks +36% synergy
Double Down
31% of 160 decks +30% synergy
Rhystic Study
30% of 6043 decks +16% synergy
Reconnaissance Mission
28% of 5856 decks +25% synergy
Rogue Class
28% of 4224 decks +27% synergy
Trouble in Pairs
26% of 50 decks +20% synergy
Smothering Tithe
22% of 809 decks +10% synergy
Kindred Discovery
20% of 5956 decks +16% synergy
Bloodchief Ascension
18% of 4466 decks +17% synergy
Mystic Remora
17% of 6043 decks +8% synergy
Black Market Connections
16% of 3276 decks +11% synergy
Reflections of Littjara
14% of 5741 decks +12% synergy
Sylvan Library
13% of 881 decks +6% synergy
Propaganda
12% of 6043 decks +7% synergy
Bigger on the Inside
12% of 68 decks +11% synergy
Cryptolith Rite
11% of 863 decks +9% synergy
Mind's Dilation
11% of 5980 decks +10% synergy
Arcane Bombardment
11% of 981 decks +10% synergy
Dragon Tempest
11% of 1201 decks +9% synergy
Military Intelligence
10% of 6005 decks +10% synergy
Ghostly Prison
10% of 828 decks +4% synergy
Coastal Piracy
10% of 6043 decks +9% synergy
Thousand-Year Storm
9% of 1176 decks +8% synergy
Etchings of the Chosen
9% of 602 decks +8% synergy
Cunning Rhetoric
9% of 4274 decks +8% synergy
Leyline of Anticipation
9% of 6029 decks +6% synergy
Court of Locthwain
8% of 1168 decks +7% synergy
Animate Dead
8% of 4479 decks +3% synergy
Double Vision
8% of 1148 decks +7% synergy
Stolen Strategy
8% of 1180 decks +7% synergy
Dire Undercurrents
8% of 4475 decks +7% synergy
Exploration
7% of 881 decks +4% synergy
Phyrexian Arena
7% of 4479 decks -1% synergy
Up the Beanstalk
7% of 208 decks +4% synergy
Discreet Retreat
7% of 134 decks +6% synergy
The Ruinous Powers
7% of 376 decks +6% synergy
Bear Umbra
7% of 878 decks +4% synergy
Psychic Corrosion
7% of 5929 decks +6% synergy
Case of the Locked Hothouse
6% of 93 decks +4% synergy
Blind Obedience
6% of 822 decks +3% synergy
Smuggler's Share
6% of 668 decks +5% synergy
Wild Growth
6% of 881 decks +1% synergy
Beastmaster Ascension
6% of 878 decks +3% synergy
Combat Research
6% of 3737 decks +5% synergy
Season of Growth
6% of 849 decks +5% synergy
There and Back Again
6% of 419 decks +5% synergy
Fiery Inscription
6% of 398 decks +3% synergy
Zendikar Resurgent
6% of 863 decks +4% synergy
Knowledge Is Power
6% of 50 decks +5% synergy
Mirari's Wake
6% of 354 decks +3% synergy
Planeswalkers (7)
Ashiok, Dream Render
11% of 4418 decks +10% synergy
Nicol Bolas, God-Pharaoh
10% of 731 decks +10% synergy
Oko, Thief of Crowns
7% of 845 decks +5% synergy
Dack Fayden
7% of 1205 decks +6% synergy
Kaito Shizuki
6% of 4042 decks +5% synergy
Ashiok, Nightmare Muse
6% of 4391 decks +5% synergy
Ral, Storm Conduit
5% of 1169 decks +4% synergy
Utility Lands (36)
Reliquary Tower
47% of 6029 decks +18% synergy
Bojuka Bog
38% of 4466 decks +22% synergy
Rogue's Passage
35% of 6019 decks +17% synergy
Mystic Sanctuary
24% of 5886 decks +18% synergy
Otawara, Soaring City
23% of 5370 decks +15% synergy
Boseiju, Who Endures
19% of 777 decks +9% synergy
Alchemist's Refuge
17% of 877 decks +15% synergy
Takenuma, Abandoned Mire
16% of 4019 decks +10% synergy
Urborg, Tomb of Yawgmoth
16% of 6043 decks +6% synergy
Ancient Tomb
14% of 6043 decks +3% synergy
Kessig Wolf Run
12% of 416 decks +8% synergy
Rivendell
11% of 2080 decks +8% synergy
Castle Vantress
11% of 5886 decks +9% synergy
Shizo, Death's Storehouse
10% of 4479 decks +8% synergy
Restless Reef
10% of 640 decks +9% synergy
Creeping Tar Pit
10% of 4466 decks +9% synergy
Castle Locthwain
10% of 4404 decks +7% synergy
Temple of the False God
10% of 6043 decks -0% synergy
Cabal Coffers
9% of 4479 decks +3% synergy
Faerie Conclave
8% of 6043 decks +7% synergy
Access Tunnel
7% of 5704 decks +5% synergy
Eiganjo, Seat of the Empire
7% of 740 decks +2% synergy
Urza's Saga
7% of 5655 decks -0% synergy
Mosswort Bridge
7% of 881 decks +2% synergy
Scavenger Grounds
6% of 5959 decks +3% synergy
The Black Gate
6% of 1523 decks +4% synergy
Hall of Heliod's Generosity
6% of 803 decks +3% synergy
Halimar Depths
6% of 6029 decks +4% synergy
Academy Ruins
6% of 6043 decks +3% synergy
Mines of Moria
6% of 421 decks +3% synergy
Restless Spire
6% of 300 decks +5% synergy
Mutavault
6% of 6043 decks +4% synergy
Contested Cliffs
5% of 420 decks +5% synergy
Minas Tirith
5% of 221 decks -0% synergy
Flamekin Village
5% of 1202 decks +5% synergy
Gaea's Cradle
5% of 881 decks +3% synergy
Mana Artifacts (37)
Sol Ring
88% of 6043 decks +4% synergy
Arcane Signet
77% of 5886 decks +7% synergy
Dimir Signet
62% of 4479 decks +54% synergy
Talisman of Dominance
52% of 4479 decks +44% synergy
Izzet Signet
40% of 1220 decks +33% synergy
Talisman of Creativity
36% of 1165 decks +30% synergy
Azorius Signet
33% of 828 decks +27% synergy
Rakdos Signet
32% of 742 decks +25% synergy
Fellwar Stone
31% of 6043 decks +10% synergy
Thought Vessel
30% of 5990 decks +14% synergy
Mind Stone
27% of 6043 decks +9% synergy
Talisman of Indulgence
26% of 742 decks +21% synergy
Orzhov Signet
22% of 614 decks +16% synergy
Talisman of Progress
22% of 828 decks +17% synergy
Simic Signet
18% of 881 decks +15% synergy
Relic of Sauron
17% of 190 decks +15% synergy
Misleading Signpost
16% of 1510 decks +14% synergy
Talisman of Hierarchy
16% of 602 decks +10% synergy
Commander's Sphere
15% of 6001 decks -1% synergy
Boros Signet
13% of 365 decks +8% synergy
Talisman of Curiosity
13% of 850 decks +11% synergy
Mana Crypt
13% of 6043 decks +1% synergy
Gruul Signet
10% of 420 decks +7% synergy
Timeless Lotus
9% of 121 decks +8% synergy
Talisman of Conviction
9% of 354 decks +4% synergy
Chromatic Lantern
9% of 6019 decks -1% synergy
Jeweled Lotus
9% of 5764 decks +1% synergy
Gilded Lotus
8% of 6043 decks +4% synergy
Thran Dynamo
8% of 6043 decks +3% synergy
Midnight Clock
8% of 5886 decks +5% synergy
Decanter of Endless Water
7% of 4423 decks +1% synergy
Mana Vault
6% of 6043 decks -0% synergy
Sky Diamond
6% of 6043 decks +3% synergy
Chrome Mox
6% of 6043 decks -0% synergy
Selesnya Signet
6% of 354 decks +4% synergy
Lotus Petal
6% of 6043 decks -1% synergy
Strixhaven Stadium
5% of 5706 decks +4% synergy
Lands (50)
Command Tower
80% of 6024 decks +7% synergy
The World Tree
69% of 267 decks +67% synergy
Sunken Hollow
58% of 4450 decks +49% synergy
Watery Grave
56% of 4479 decks +46% synergy
Steam Vents
53% of 1220 decks +44% synergy
Drowned Catacomb
52% of 4466 decks +46% synergy
Hallowed Fountain
50% of 828 decks +41% synergy
Breeding Pool
47% of 881 decks +38% synergy
Raffine's Tower
45% of 496 decks +41% synergy
Shipwreck Marsh
44% of 4155 decks +39% synergy
Blood Crypt
44% of 742 decks +35% synergy
Morphic Pool
44% of 4428 decks +37% synergy
Xander's Lounge
44% of 609 decks +40% synergy
Murmuring Bosk
44% of 290 decks +43% synergy
Godless Shrine
43% of 614 decks +34% synergy
Training Center
42% of 1143 decks +36% synergy
Rejuvenating Springs
42% of 824 decks +36% synergy
Stomping Ground
41% of 420 decks +31% synergy
Overgrown Tomb
40% of 408 decks +31% synergy
Sulfur Falls
37% of 1216 decks +31% synergy
Sea of Clouds
37% of 811 decks +31% synergy
Dimir Aqueduct
36% of 4479 decks +31% synergy
Zagoth Triome
36% of 397 decks +32% synergy
Undercity Sewers
35% of 306 decks +29% synergy
Underground River
35% of 4479 decks +31% synergy
Clearwater Pathway
35% of 4379 decks +32% synergy
Ketria Triome
35% of 394 decks +31% synergy
Undergrowth Stadium
35% of 395 decks +29% synergy
Path of Ancestry
34% of 5956 decks +14% synergy
Crumbling Necropolis
33% of 739 decks +30% synergy
Vault of Champions
33% of 589 decks +27% synergy
Temple Garden
33% of 354 decks +24% synergy
Arcane Sanctum
33% of 611 decks +29% synergy
Thundering Falls
32% of 77 decks +29% synergy
Spara's Headquarters
32% of 265 decks +28% synergy
Sacred Foundry
32% of 365 decks +23% synergy
Spire Garden
31% of 404 decks +26% synergy
Luxury Suite
31% of 727 decks +25% synergy
Bountiful Promenade
31% of 349 decks +26% synergy
Temple of Deceit
30% of 4459 decks +26% synergy
Exotic Orchard
30% of 6029 decks -4% synergy
Spectator Seating
30% of 346 decks +25% synergy
Choked Estuary
30% of 4447 decks +26% synergy
Yavimaya Coast
30% of 881 decks +25% synergy
Hinterland Harbor
29% of 877 decks +24% synergy
Darkwater Catacombs
29% of 4479 decks +25% synergy
Hedge Maze
28% of 87 decks +23% synergy
Shivan Reef
27% of 1220 decks +21% synergy
Polluted Delta
27% of 6043 decks +16% synergy
Tainted Isle
27% of 4479 decks +24% synergy