Great Whale (Card)

Great Whale
In 3894 decks 0% of 2417768 decks
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Satoru Umezawa
8.05% of 10535 decks 848 decks
Animar, Soul of Elements
1.26% of 15990 decks 202 decks
Orvar, the All-Form
2.24% of 7235 decks 162 decks
Maelstrom Wanderer
1.75% of 5874 decks 103 decks
Brago, King Eternal
1.30% of 7951 decks 103 decks
Volo, Guide to Monsters
1.27% of 7580 decks 96 decks
Imoti, Celebrant of Bounty
1.80% of 4498 decks 81 decks
Yarok, the Desecrated
0.65% of 10416 decks 68 decks
Yuriko, the Tiger's Shadow
0.27% of 23408 decks 63 decks
Roon of the Hidden Realm
1.66% of 3191 decks 53 decks
Kenrith, the Returned King
0.24% of 21646 decks 51 decks
Will, Scion of Peace
1.10% of 4275 decks 47 decks
Arixmethes, Slumbering Isle
1.03% of 3688 decks 38 decks
Atraxa, Grand Unifier
0.26% of 14561 decks 38 decks
Thassa, Deep-Dwelling
2.81% of 1247 decks 35 decks
Urza, Lord High Artificer
0.26% of 12855 decks 34 decks
Chulane, Teller of Tales
0.46% of 7377 decks 34 decks
Clement, the Worrywort
1.18% of 2795 decks 33 decks
New Cards
Gloomlake Verge
46% of 203 decks +28% synergy
Kykar, Zephyr Awakener
46% of 13 decks +35% synergy
Koma, World-Eater
42% of 31 decks +25% synergy
Blasphemous Edict
39% of 23 decks +5% synergy
Taeko, the Patient Avalanche
35% of 43 decks +33% synergy
High Synergy Cards
Peregrine Drake
63% of 3894 decks +60% synergy
Silver-Fur Master
54% of 1576 decks +51% synergy
Changeling Outcast
50% of 1618 decks +45% synergy
Emiel the Blessed
43% of 385 decks +39% synergy
Satoru, the Infiltrator
42% of 577 decks +39% synergy
Palinchron
39% of 3891 decks +38% synergy
Baleful Strix
49% of 1625 decks +36% synergy
Ephemerate
41% of 871 decks +35% synergy
Rune-Scarred Demon
37% of 1626 decks +34% synergy
Soulherder
37% of 871 decks +32% synergy
Top Cards
Swords to Plowshares
58% of 886 decks -5% synergy
Counterspell
48% of 3894 decks +5% synergy
Cultivate
41% of 1464 decks -5% synergy
Birds of Paradise
41% of 1470 decks +14% synergy
Eternal Witness
40% of 1464 decks +19% synergy
Cyclonic Rift
38% of 3861 decks +11% synergy
Path to Exile
37% of 878 decks -9% synergy
Rhystic Study
37% of 3883 decks +9% synergy
Kodama's Reach
34% of 1464 decks +3% synergy
Kiora, the Rising Tide
33% of 27 decks +21% synergy
Creatures
Etali, Primal Conqueror
33% of 371 decks +21% synergy
Silent-Blade Oni
32% of 1625 decks +30% synergy
Tormented Soul
31% of 1626 decks +30% synergy
Loot, Exuberant Explorer
31% of 13 decks +5% synergy
Deadeye Navigator
31% of 3862 decks +28% synergy
Archon of Cruelty
30% of 1594 decks +28% synergy
Elesh Norn, Mother of Machines
30% of 694 decks +25% synergy
Fallen Shinobi
28% of 1618 decks +25% synergy
Dauthi Voidwalker
28% of 1594 decks +20% synergy
Clifftop Lookout
27% of 220 decks +24% synergy
Yuriko, the Tiger's Shadow
27% of 1619 decks +26% synergy
Dour Port-Mage
27% of 600 decks +21% synergy
Maelstrom Wanderer
27% of 536 decks +20% synergy
Cloudblazer
27% of 874 decks +24% synergy
Hullbreaker Horror
26% of 3658 decks +18% synergy
Toxrill, the Corrosive
25% of 1579 decks +22% synergy
Agate Instigator
25% of 89 decks +16% synergy
Rattleclaw Mystic
25% of 533 decks +21% synergy
Lilysplash Mentor
24% of 243 decks +20% synergy
Noble Hierarch
24% of 398 decks +8% synergy
Wood Elves
24% of 1470 decks +17% synergy
Restoration Angel
23% of 877 decks +21% synergy
Mulldrifter
23% of 3866 decks +18% synergy
Felidar Guardian
23% of 873 decks +21% synergy
Solemn Simulacrum
23% of 3867 decks +9% synergy
Quilled Greatwurm
23% of 13 decks +6% synergy
Dimir Infiltrator
23% of 1627 decks +21% synergy
Ingenious Infiltrator
23% of 1618 decks +20% synergy
Dockside Extortionist
23% of 709 decks +11% synergy
Eldrazi Displacer
22% of 874 decks +21% synergy
Thousand-Faced Shadow
22% of 3631 decks +20% synergy
Sun Titan
22% of 878 decks +11% synergy
Temur Sabertooth
22% of 1458 decks +18% synergy
Coiling Oracle
21% of 1464 decks +13% synergy
Cloud of Faeries
21% of 3891 decks +19% synergy
Witch Enchanter
21% of 246 decks +11% synergy
Wall of Omens
21% of 878 decks +18% synergy
Beast Whisperer
20% of 1447 decks +8% synergy
Yorion, Sky Nomad
20% of 861 decks +18% synergy
Reflector Mage
20% of 874 decks +18% synergy
Sire of Seven Deaths
20% of 56 decks +15% synergy
Sheoldred, Whispering One
20% of 1626 decks +15% synergy
Esper Sentinel
19% of 839 decks -1% synergy
Loran of the Third Path
19% of 751 decks +12% synergy
Reclamation Sage
19% of 1460 decks +8% synergy
Slither Blade
19% of 3838 decks +16% synergy
Sakura-Tribe Elder
19% of 1464 decks +0% synergy
Ornithopter
19% of 3894 decks +17% synergy
Mindleech Mass
19% of 1627 decks +18% synergy
Valgavoth, Terror Eater
18% of 238 decks +13% synergy
Instants
Vampiric Tutor
34% of 1634 decks +15% synergy
Dark Ritual
32% of 1634 decks +10% synergy
Eerie Interlude
29% of 874 decks +25% synergy
Beast Within
28% of 1464 decks -10% synergy
Brainstorm
27% of 3894 decks +6% synergy
Withering Torment
26% of 137 decks +6% synergy
Worldly Tutor
25% of 1470 decks +11% synergy
Eladamri's Call
25% of 398 decks +13% synergy
Enlightened Tutor
24% of 886 decks +6% synergy
Mana Drain
24% of 3894 decks +9% synergy
Mystical Tutor
24% of 3894 decks +9% synergy
Cloudshift
23% of 877 decks +20% synergy
Fierce Guardianship
23% of 3782 decks +5% synergy
Assassin's Trophy
22% of 362 decks -8% synergy
Dovin's Veto
22% of 872 decks +3% synergy
Swan Song
22% of 3857 decks +6% synergy
Negate
22% of 3866 decks -1% synergy
Teferi's Protection
22% of 873 decks +2% synergy
An Offer You Can't Refuse
21% of 3569 decks +1% synergy
Arcane Denial
21% of 3894 decks +1% synergy
Deadly Rollick
21% of 1612 decks +10% synergy
Momentary Blink
20% of 878 decks +17% synergy
Heroic Intervention
20% of 1452 decks -10% synergy
High Tide
19% of 3894 decks +15% synergy
Ghostly Flicker
18% of 3862 decks +14% synergy
Force of Will
18% of 3894 decks +7% synergy
Growth Spiral
18% of 1446 decks -4% synergy
Pongify
17% of 3866 decks +5% synergy
Fell the Profane
16% of 453 decks +5% synergy
Generous Gift
16% of 871 decks -9% synergy
Sink into Stupor
16% of 1066 decks +3% synergy
Chaos Warp
16% of 728 decks -16% synergy
Force of Negation
14% of 3817 decks +5% synergy
Frantic Search
14% of 3891 decks +2% synergy
Infernal Grasp
14% of 1586 decks +6% synergy
Rapid Hybridization
13% of 3861 decks +4% synergy
Snap
12% of 3891 decks +5% synergy
Deflecting Swat
12% of 704 decks -4% synergy
Lae'zel's Acrobatics
12% of 804 decks +10% synergy
Anguished Unmaking
12% of 262 decks -12% synergy
Dawn's Truce
12% of 156 decks -5% synergy
Terminate
11% of 246 decks -9% synergy
Demonic Consultation
11% of 1634 decks +8% synergy
Harrow
10% of 1470 decks +1% synergy
Malakir Rebirth
10% of 1606 decks +2% synergy
Get Out
10% of 149 decks +6% synergy
Flicker of Fate
10% of 866 decks +9% synergy
Pact of Negation
10% of 3866 decks +2% synergy
Void Rend
10% of 244 decks -5% synergy
Lim-Dûl's Vault
10% of 1634 decks +6% synergy
Sorceries
Demonic Tutor
39% of 1634 decks +17% synergy
Farseek
33% of 1464 decks -1% synergy
Nature's Lore
32% of 1470 decks +0% synergy
Rampant Growth
28% of 1470 decks -7% synergy
Three Visits
27% of 1470 decks +2% synergy
Toxic Deluge
27% of 1623 decks +9% synergy
Feed the Swarm
25% of 1606 decks +7% synergy
Enter the Enigma
20% of 207 decks +12% synergy
Blasphemous Act
20% of 728 decks -14% synergy
Reanimate
19% of 1634 decks +4% synergy
Skyshroud Claim
19% of 1467 decks +9% synergy
Supreme Verdict
18% of 876 decks +4% synergy
Ponder
18% of 3866 decks +5% synergy
Farewell
17% of 825 decks +4% synergy
Genesis Ultimatum
16% of 516 decks +10% synergy
Damnation
15% of 1627 decks +7% synergy
Jeska's Will
13% of 697 decks -4% synergy
Ruinous Ultimatum
13% of 133 decks -5% synergy
Rishkar's Expertise
12% of 1452 decks +2% synergy
Call Forth the Tempest
12% of 381 decks +10% synergy
Windfall
12% of 3894 decks -1% synergy
Preordain
11% of 3866 decks +0% synergy
Imperial Seal
11% of 1634 decks +5% synergy
Another Round
11% of 277 decks +9% synergy
Approach of the Second Sun
11% of 873 decks +7% synergy
Grim Tutor
10% of 1632 decks +6% synergy
Tooth and Nail
10% of 1464 decks +9% synergy
Hit the Mother Lode
10% of 354 decks +8% synergy
Damn
10% of 249 decks -6% synergy
Diabolic Tutor
10% of 1630 decks +4% synergy
Sea Gate Restoration
10% of 3764 decks +5% synergy
Villainous Wealth
10% of 365 decks +1% synergy
Time Wipe
9% of 872 decks +2% synergy
Bala Ged Recovery
9% of 1414 decks -0% synergy
Finale of Devastation
8% of 1444 decks +0% synergy
Culling Ritual
8% of 346 decks -3% synergy
Eldritch Evolution
8% of 1457 decks +3% synergy
Victimize
8% of 1634 decks -4% synergy
Green Sun's Zenith
8% of 1464 decks +2% synergy
Explore
8% of 1464 decks -1% synergy
Last March of the Ents
8% of 903 decks +3% synergy
Austere Command
8% of 878 decks -5% synergy
Wargate
8% of 398 decks +4% synergy
Faithless Looting
7% of 727 decks -9% synergy
Time Warp
7% of 3894 decks +5% synergy
Neoform
7% of 1444 decks +2% synergy
Gamble
7% of 733 decks -3% synergy
Wrath of God
7% of 886 decks +0% synergy
Search for Tomorrow
7% of 1464 decks +3% synergy
Fabricate
7% of 3867 decks +1% synergy
Utility Artifacts
Lightning Greaves
32% of 3867 decks +7% synergy
Swiftfoot Boots
24% of 3863 decks -4% synergy
The Great Henge
19% of 1434 decks +9% synergy
Panharmonicon
18% of 3845 decks +14% synergy
Fishing Pole
15% of 27 decks +14% synergy
Sapphire Medallion
13% of 3894 decks +11% synergy
Sensei's Divining Top
11% of 3866 decks +6% synergy
Bident of Thassa
10% of 3857 decks +4% synergy
Wishclaw Talisman
10% of 1615 decks +4% synergy
Conjurer's Closet
9% of 3862 decks +7% synergy
Isochron Scepter
9% of 3867 decks +6% synergy
Unidentified Hovership
8% of 36 decks +6% synergy
The One Ring
8% of 2703 decks -1% synergy
Fist of Suns
7% of 134 decks +0% synergy
Cloudstone Curio
7% of 3866 decks +6% synergy
Wayfarer's Bauble
7% of 3866 decks -3% synergy
Birthing Pod
7% of 1464 decks +5% synergy
Whispersilk Cloak
6% of 3866 decks +2% synergy
Altar of the Brood
6% of 3853 decks +5% synergy
Archaeomancer's Map
5% of 844 decks +2% synergy
Bolas's Citadel
5% of 1619 decks -4% synergy
Enchantments
Smothering Tithe
29% of 872 decks +4% synergy
Teleportation Circle
28% of 836 decks +24% synergy
Mystic Remora
28% of 3894 decks +10% synergy
Temur Ascendancy
23% of 533 decks +8% synergy
Rhythm of the Wild
20% of 525 decks -3% synergy
Aura Shards
19% of 398 decks +10% synergy
Dazzling Theater // Prop Room
19% of 27 decks -3% synergy
Leyline of the Guildpact
17% of 29 decks -6% synergy
Guardian Project
17% of 1446 decks +8% synergy
Garruk's Uprising
16% of 1421 decks +0% synergy
Sylvan Library
15% of 1470 decks +3% synergy
Mirari's Wake
15% of 398 decks +1% synergy
Bigger on the Inside
14% of 250 decks +11% synergy
Zendikar Resurgent
11% of 1457 decks +9% synergy
Up the Beanstalk
11% of 784 decks +7% synergy
Propaganda
11% of 3894 decks -1% synergy
Exploration
10% of 1470 decks +2% synergy
Virtue of Knowledge
10% of 2202 decks +7% synergy
Ghostly Prison
10% of 878 decks -1% synergy
Warleader's Call
10% of 82 decks -1% synergy
Animate Dead
10% of 1634 decks +0% synergy
Shadow in the Warp
9% of 435 decks +5% synergy
Wild Growth
9% of 1470 decks -2% synergy
Walk-In Closet // Forgotten Cellar
9% of 33 decks -7% synergy
Impact Tremors
9% of 723 decks -1% synergy
Tribute to the World Tree
8% of 1013 decks -0% synergy
Hardened Scales
8% of 1459 decks -1% synergy
Phyrexian Arena
8% of 1631 decks -7% synergy
Land Tax
8% of 886 decks +1% synergy
Utopia Sprawl
8% of 1464 decks +0% synergy
Warstorm Surge
8% of 728 decks +2% synergy
Monstrous Vortex
8% of 339 decks +5% synergy
Reconnaissance Mission
7% of 3781 decks +3% synergy
Food Chain
7% of 1467 decks +6% synergy
Restricted Office // Lecture Hall
7% of 43 decks -4% synergy
Leyline of Anticipation
7% of 3866 decks +2% synergy
Concordant Crossroads
7% of 1470 decks +4% synergy
Omniscience
7% of 3861 decks +4% synergy
Sneak Attack
6% of 733 decks +4% synergy
Mana Reflection
6% of 1464 decks +4% synergy
Defense of the Heart
6% of 1470 decks +4% synergy
Elemental Bond
6% of 1457 decks +1% synergy
Growing Rites of Itlimoc
6% of 1450 decks +1% synergy
Rogue Class
6% of 1588 decks +4% synergy
Treachery
6% of 3891 decks +6% synergy
Maelstrom Nexus
6% of 134 decks -2% synergy
Sunbird's Invocation
6% of 717 decks +4% synergy
Bitterblossom
6% of 1627 decks +2% synergy
Wilderness Reclamation
6% of 1446 decks +2% synergy
Spelunking
5% of 695 decks +0% synergy
Planeswalkers
Kaito, Bane of Nightmares
31% of 238 decks +26% synergy
Kaito Shizuki
27% of 1576 decks +25% synergy
Kaito, Cunning Infiltrator
22% of 112 decks +19% synergy
Kaito, Dancing Shadow
14% of 1260 decks +12% synergy
Venser, the Sojourner
12% of 878 decks +10% synergy
Kiora, Behemoth Beckoner
11% of 1444 decks +8% synergy
Aminatou, the Fateshifter
10% of 261 decks +7% synergy
The Eternal Wanderer
10% of 658 decks +6% synergy
Teferi, Time Raveler
9% of 872 decks +2% synergy
Nicol Bolas, God-Pharaoh
8% of 240 decks +5% synergy
Nicol Bolas, Dragon-God
6% of 240 decks +2% synergy
Nicol Bolas, Planeswalker
5% of 244 decks +3% synergy
Jace, Wielder of Mysteries
5% of 3825 decks +2% synergy
Utility Lands
Reliquary Tower
45% of 3866 decks +15% synergy
Bojuka Bog
26% of 1627 decks -4% synergy
Otawara, Soaring City
24% of 3631 decks +7% synergy
Boseiju, Who Endures
23% of 1342 decks +4% synergy
Mystic Sanctuary
22% of 3804 decks +10% synergy
Rogue's Passage
20% of 3861 decks +1% synergy
Takenuma, Abandoned Mire
20% of 1576 decks +9% synergy
Ancient Tomb
17% of 3894 decks +6% synergy
Shizo, Death's Storehouse
16% of 1627 decks +11% synergy
Alchemist's Refuge
16% of 1463 decks +9% synergy
Creeping Tar Pit
15% of 1627 decks +12% synergy
Temple of the False God
14% of 3878 decks +5% synergy
Mosswort Bridge
13% of 1464 decks +2% synergy
Cabal Coffers
12% of 1630 decks +1% synergy
Urborg, Tomb of Yawgmoth
11% of 3866 decks +1% synergy
Kessig Wolf Run
9% of 536 decks -7% synergy
Urza's Saga
9% of 3706 decks +2% synergy
Gaea's Cradle
9% of 1470 decks +3% synergy
Yavimaya, Cradle of Growth
8% of 3706 decks -1% synergy
Nykthos, Shrine to Nyx
8% of 3857 decks +3% synergy
Castle Garenbrig
8% of 1434 decks +3% synergy
The Black Gate
8% of 984 decks +4% synergy
Command Beacon
8% of 3850 decks +3% synergy
Halimar Depths
8% of 3866 decks +5% synergy
Castle Vantress
7% of 3804 decks +3% synergy
Minamo, School at Water's Edge
7% of 3866 decks +3% synergy
Rivendell
6% of 2439 decks +1% synergy
Dryad Arbor
6% of 1464 decks +2% synergy
Minas Morgul, Dark Fortress
6% of 835 decks +3% synergy
Eiganjo, Seat of the Empire
5% of 825 decks -3% synergy
Restless Reef
5% of 732 decks +1% synergy
Lonely Sandbar
5% of 3880 decks +2% synergy
Academy Ruins
5% of 3866 decks +0% synergy
Mana Artifacts
Sol Ring
84% of 3894 decks -0% synergy
Arcane Signet
69% of 3804 decks -3% synergy
Dimir Signet
46% of 1627 decks +16% synergy
Talisman of Dominance
45% of 1628 decks +14% synergy
Azorius Signet
34% of 878 decks +8% synergy
Thought Vessel
29% of 3850 decks +12% synergy
Talisman of Progress
27% of 878 decks +4% synergy
Fellwar Stone
22% of 3894 decks +1% synergy
Izzet Signet
18% of 729 decks -10% synergy
Simic Signet
18% of 1464 decks +3% synergy
Mind Stone
17% of 3894 decks -0% synergy
Talisman of Creativity
16% of 712 decks -13% synergy
Rakdos Signet
15% of 244 decks -14% synergy
Mana Crypt
15% of 3894 decks +6% synergy
Orzhov Signet
14% of 264 decks -13% synergy
Talisman of Hierarchy
13% of 260 decks -11% synergy
Talisman of Conviction
13% of 198 decks -10% synergy
Talisman of Curiosity
12% of 1441 decks -0% synergy
Commander's Sphere
12% of 3852 decks -3% synergy
Talisman of Indulgence
12% of 245 decks -14% synergy
Mana Vault
11% of 3894 decks +5% synergy
Boros Signet
11% of 200 decks -13% synergy
Gilded Lotus
11% of 3867 decks +8% synergy
Relic of Sauron
10% of 126 decks -1% synergy
Lotus Petal
10% of 3894 decks +3% synergy
Timeless Lotus
10% of 109 decks -4% synergy
Chrome Mox
10% of 3867 decks +3% synergy
Selesnya Signet
9% of 398 decks +1% synergy
Thran Dynamo
9% of 3891 decks +4% synergy
Jeweled Lotus
9% of 3755 decks +3% synergy
Golgari Signet
8% of 365 decks -4% synergy
Gruul Signet
8% of 536 decks -4% synergy
Chromatic Lantern
7% of 3861 decks -2% synergy
Decanter of Endless Water
7% of 3490 decks +2% synergy
Talisman of Unity
7% of 398 decks -1% synergy
Sky Diamond
7% of 3894 decks +2% synergy
Basalt Monolith
7% of 3894 decks +4% synergy
Mox Amber
6% of 3833 decks +2% synergy
Dimir Keyrune
6% of 1625 decks +4% synergy
Mox Diamond
6% of 3894 decks +1% synergy
Talisman of Resilience
6% of 361 decks -6% synergy
Talisman of Impulse
5% of 536 decks -3% synergy
Caged Sun
5% of 3865 decks +3% synergy
Lands
Command Tower
71% of 3864 decks -3% synergy
Stomping Ground
62% of 536 decks +21% synergy
Steam Vents
60% of 729 decks +21% synergy
Breeding Pool
60% of 1464 decks +19% synergy
Watery Grave
58% of 1627 decks +17% synergy
Hallowed Fountain
56% of 878 decks +15% synergy
Ketria Triome
52% of 516 decks +19% synergy
Temple Garden
50% of 398 decks +10% synergy
Sunken Hollow
50% of 1621 decks +15% synergy
Spara's Headquarters
46% of 365 decks +14% synergy
Drowned Catacomb
45% of 1627 decks +19% synergy
Overgrown Tomb
45% of 365 decks +2% synergy
Morphic Pool
43% of 1619 decks +17% synergy
Hinterland Harbor
43% of 1463 decks +15% synergy
Zagoth Triome
41% of 355 decks +11% synergy
Godless Shrine
41% of 264 decks +1% synergy
Glacial Fortress
41% of 878 decks +15% synergy
Prairie Stream
40% of 874 decks +7% synergy
Rejuvenating Springs
38% of 1410 decks +10% synergy
Yavimaya Coast
38% of 1467 decks +11% synergy
Sea of Clouds
37% of 872 decks +11% synergy
Shipwreck Marsh
36% of 1586 decks +18% synergy
Raffine's Tower
35% of 244 decks +7% synergy
Raugrin Triome
35% of 196 decks +8% synergy
Training Center
33% of 697 decks +6% synergy
Dimir Aqueduct
33% of 1627 decks +16% synergy
The World Tree
33% of 128 decks -1% synergy
Sulfur Falls
32% of 728 decks +2% synergy
Underground River
32% of 1634 decks +13% synergy
Xander's Lounge
32% of 222 decks +5% synergy
Rootbound Crag
31% of 536 decks +8% synergy
Indatha Triome
31% of 180 decks +0% synergy
Blood Crypt
30% of 244 decks -8% synergy
Simic Growth Chamber
30% of 1464 decks +10% synergy
Azorius Chancery
30% of 878 decks +15% synergy
Spire Garden
29% of 526 decks +5% synergy
Adarkar Wastes
29% of 886 decks +11% synergy
Sacred Foundry
28% of 200 decks -8% synergy
Exotic Orchard
28% of 3866 decks -7% synergy
Shivan Reef
28% of 731 decks +1% synergy
Frontier Bivouac
28% of 533 decks +0% synergy
Foreboding Landscape
28% of 76 decks +15% synergy
Opulent Palace
27% of 365 decks +0% synergy
Choked Estuary
27% of 1621 decks +10% synergy
Dreamroot Cascade
27% of 1360 decks +8% synergy
Crumbling Necropolis
27% of 244 decks -4% synergy
Deserted Beach
26% of 830 decks +10% synergy
Canopy Vista
26% of 395 decks -11% synergy
Taiga
25% of 538 decks +12% synergy
Clearwater Pathway
25% of 1606 decks +15% synergy