Nature's Rhythm (Card)
Nature's Rhythm
In 8909 decks
3% of 287353 decks
Apr 9, 2025
Tarkir: Dragonstorm - A cEDH Set Review
Looking beyond the clans and dragons for cards that will see play in cEDH? Let Cal Jones run you through the new cEDH cards from Tarkir: Dragonstorm.
Apr 9, 2025
Tarkir: Dragonstorm Set Review - Green/Temur
Green and Temur are large and in charge! Which cards might find a home in Commander decks?
Teval, the Balanced Scale
4.86% of 6092 decks
296 decks
Ureni of the Unwritten
7.83% of 3589 decks
281 decks
Eshki, Temur's Roar
7.47% of 2984 decks
223 decks
Teval, Arbiter of Virtue
8.97% of 1638 decks
147 decks
Eshki Dragonclaw
10.82% of 1331 decks
144 decks
Top Commanders
Kinnan, Bonder Prodigy
28.34% of 1489 decks
422 decks
Rograkh, Son of Rohgahh // Thrasios, Triton Hero
53.05% of 573 decks
304 decks
Thrasios, Triton Hero // Tymna the Weaver
26.15% of 1044 decks
273 decks
Miirym, Sentinel Wyrm
4.47% of 4210 decks
188 decks
The Ur-Dragon
2.23% of 6812 decks
152 decks
Lumra, Bellow of the Woods
30.82% of 464 decks
143 decks
Tayam, Luminous Enigma
19.62% of 729 decks
143 decks
Derevi, Empyrial Tactician
14.02% of 906 decks
127 decks
Lathril, Blade of the Elves
3.96% of 2549 decks
101 decks
Chatterfang, Squirrel General
5.52% of 1794 decks
99 decks
The Necrobloom
5.04% of 1886 decks
95 decks
Thrasios, Triton Hero // Yoshimaru, Ever Faithful
58.97% of 156 decks
92 decks
Magus Lucea Kane
7.98% of 1140 decks
91 decks
New Cards
Mistrise Village
47% of 4981 decks
+41% synergy
Voice of Victory
41% of 3018 decks
+36% synergy
Call the Spirit Dragons
36% of 540 decks
+24% synergy
Temur Battlecrier
31% of 2427 decks
+22% synergy
Frostcliff Siege
21% of 2427 decks
+16% synergy
High Synergy Cards
Noble Hierarch
60% of 1431 decks
+44% synergy
Finale of Devastation
47% of 8909 decks
+39% synergy
Ranger-Captain of Eos
42% of 3018 decks
+38% synergy
Chord of Calling
42% of 8909 decks
+37% synergy
Silence
42% of 3018 decks
+35% synergy
Flusterstorm
42% of 4981 decks
+35% synergy
Mindbreak Trap
39% of 4981 decks
+34% synergy
Mental Misstep
39% of 4981 decks
+33% synergy
Esper Sentinel
53% of 3018 decks
+33% synergy
Deathrite Shaman
45% of 3408 decks
+33% synergy
Top Cards
Swords to Plowshares
66% of 3018 decks
+3% synergy
Birds of Paradise
57% of 8909 decks
+30% synergy
Mystic Remora
49% of 4981 decks
+32% synergy
Ignoble Hierarch
49% of 825 decks
+23% synergy
Demonic Tutor
46% of 3408 decks
+25% synergy
Delighted Halfling
43% of 8909 decks
+32% synergy
Swan Song
43% of 4981 decks
+26% synergy
Cyclonic Rift
42% of 4981 decks
+16% synergy
Worldly Tutor
41% of 8909 decks
+27% synergy
Crop Rotation
40% of 8909 decks
+30% synergy
Game Changers
Rhystic Study
52% of 4981 decks
+26% synergy
Enlightened Tutor
48% of 3018 decks
+31% synergy
Fierce Guardianship
48% of 4981 decks
+29% synergy
Vampiric Tutor
44% of 3408 decks
+27% synergy
Force of Will
43% of 4981 decks
+32% synergy
Ancient Tomb
38% of 8909 decks
+28% synergy
Gaea's Cradle
36% of 8909 decks
+30% synergy
Chrome Mox
34% of 8909 decks
+28% synergy
Mana Vault
31% of 8909 decks
+25% synergy
Mox Diamond
30% of 8909 decks
+25% synergy
Creatures
Grand Abolisher
39% of 3018 decks
+30% synergy
Orcish Bowmasters
36% of 3408 decks
+27% synergy
Lotho, Corrupt Shirriff
35% of 1626 decks
+23% synergy
Eternal Witness
34% of 8909 decks
+15% synergy
Llanowar Elves
33% of 8909 decks
+12% synergy
Avacyn's Pilgrim
30% of 3018 decks
+16% synergy
Elvish Mystic
29% of 8909 decks
+11% synergy
Kutzil, Malamet Exemplar
28% of 3018 decks
+14% synergy
Phyrexian Metamorph
26% of 4981 decks
+19% synergy
Valley Floodcaller
26% of 4981 decks
+23% synergy
Drannith Magistrate
26% of 3018 decks
+20% synergy
Kinnan, Bonder Prodigy
26% of 4981 decks
+22% synergy
Elves of Deep Shadow
26% of 3408 decks
+16% synergy
Opposition Agent
26% of 3408 decks
+19% synergy
Elvish Spirit Guide
25% of 8909 decks
+21% synergy
Archivist of Oghma
24% of 3018 decks
+19% synergy
Enduring Vitality
24% of 8909 decks
+18% synergy
Faeburrow Elder
24% of 3018 decks
+12% synergy
Seedborn Muse
23% of 8909 decks
+15% synergy
Mockingbird
23% of 4981 decks
+20% synergy
Derevi, Empyrial Tactician
23% of 1431 decks
+19% synergy
Fyndhorn Elves
22% of 8909 decks
+10% synergy
Tiamat
21% of 540 decks
+13% synergy
Morophon, the Boundless
21% of 540 decks
+6% synergy
Bloom Tender
20% of 8909 decks
+13% synergy
Ragavan, Nimble Pilferer
20% of 3731 decks
+13% synergy
Sarkhan, Soul Aflame
20% of 2427 decks
+17% synergy
Kheru Goldkeeper
20% of 1884 decks
+13% synergy
Spellseeker
20% of 4981 decks
+16% synergy
Faerie Mastermind
20% of 4981 decks
+13% synergy
Thassa's Oracle
18% of 4981 decks
+11% synergy
Hullbreaker Horror
18% of 4981 decks
+11% synergy
Miirym, Sentinel Wyrm
18% of 2427 decks
+11% synergy
Displacer Kitten
18% of 4981 decks
+13% synergy
Terror of the Peaks
18% of 3731 decks
+12% synergy
Endurance
17% of 8909 decks
+15% synergy
Simian Spirit Guide
17% of 3731 decks
+11% synergy
Ureni, the Song Unending
16% of 2427 decks
+11% synergy
Lathliss, Dragon Queen
16% of 3731 decks
+13% synergy
Atarka, World Render
16% of 3731 decks
+10% synergy
Rivaz of the Claw
16% of 825 decks
+13% synergy
Hazel's Brewmaster
16% of 3408 decks
+14% synergy
Emiel the Blessed
16% of 3018 decks
+13% synergy
Craterhoof Behemoth
15% of 8909 decks
+9% synergy
Tinder Wall
15% of 3731 decks
+12% synergy
Brightglass Gearhulk
14% of 3018 decks
+13% synergy
Six
14% of 8909 decks
+8% synergy
Warren Soultrader
14% of 3408 decks
+8% synergy
Imperial Recruiter
14% of 3731 decks
+8% synergy
Sylvan Safekeeper
14% of 8909 decks
+11% synergy
Instants
Pact of Negation
39% of 4981 decks
+32% synergy
Deflecting Swat
37% of 3731 decks
+21% synergy
Eladamri's Call
35% of 3018 decks
+25% synergy
Assassin's Trophy
33% of 3408 decks
+3% synergy
An Offer You Can't Refuse
33% of 4981 decks
+11% synergy
Path to Exile
33% of 3018 decks
-14% synergy
Abrupt Decay
32% of 3408 decks
+22% synergy
Force of Negation
31% of 4981 decks
+23% synergy
Dark Ritual
30% of 3408 decks
+8% synergy
Veil of Summer
29% of 8909 decks
+23% synergy
Deadly Rollick
26% of 3408 decks
+15% synergy
Beast Within
25% of 8909 decks
-12% synergy
Tainted Pact
24% of 3408 decks
+20% synergy
Heroic Intervention
23% of 8909 decks
-7% synergy
Mystical Tutor
20% of 4981 decks
+6% synergy
Sink into Stupor
19% of 4981 decks
+9% synergy
Counterspell
18% of 4981 decks
-24% synergy
Mana Drain
18% of 4981 decks
+3% synergy
Chaos Warp
18% of 3731 decks
-13% synergy
Noxious Revival
18% of 8909 decks
+12% synergy
Demonic Consultation
18% of 3408 decks
+14% synergy
Entomb
17% of 3408 decks
+10% synergy
Archdruid's Charm
17% of 8909 decks
+12% synergy
Snap
17% of 4981 decks
+10% synergy
Borne Upon a Wind
16% of 4981 decks
+13% synergy
Force of Vigor
16% of 8909 decks
+13% synergy
Chain of Vapor
16% of 4981 decks
+12% synergy
Red Elemental Blast
16% of 3731 decks
+10% synergy
Pyroblast
14% of 3731 decks
+8% synergy
Into the Flood Maw
13% of 4981 decks
+10% synergy
Culling the Weak
12% of 3408 decks
+9% synergy
Anguished Unmaking
12% of 1626 decks
-12% synergy
Lightning Bolt
12% of 3731 decks
+2% synergy
Teferi's Protection
12% of 3018 decks
-7% synergy
Flare of Duplication
11% of 3731 decks
+8% synergy
Flare of Denial
11% of 4981 decks
+8% synergy
Rapid Hybridization
11% of 4981 decks
+1% synergy
Legolas's Quick Reflexes
10% of 8909 decks
+8% synergy
Boros Charm
10% of 1188 decks
-15% synergy
Tear Asunder
9% of 3408 decks
+3% synergy
Pongify
9% of 4981 decks
-3% synergy
Cabal Ritual
9% of 3408 decks
+4% synergy
Fell the Profane
9% of 3408 decks
+0% synergy
Auroral Procession
9% of 4981 decks
+6% synergy
Arcane Denial
9% of 4981 decks
-12% synergy
Growth Spiral
8% of 4981 decks
-13% synergy
Return of the Wildspeaker
8% of 8909 decks
-4% synergy
Generous Gift
8% of 3018 decks
-16% synergy
Frantic Search
8% of 4981 decks
-5% synergy
Putrefy
8% of 3408 decks
-7% synergy
Sorceries
Culling Ritual
31% of 3408 decks
+20% synergy
Eldritch Evolution
29% of 8909 decks
+25% synergy
Green Sun's Zenith
27% of 8909 decks
+22% synergy
Reanimate
27% of 3408 decks
+11% synergy
Diabolic Intent
25% of 3408 decks
+17% synergy
Imperial Seal
24% of 3408 decks
+18% synergy
Blasphemous Act
23% of 3731 decks
-10% synergy
Nature's Lore
22% of 8909 decks
-10% synergy
Gamble
21% of 3731 decks
+12% synergy
Farseek
21% of 8909 decks
-13% synergy
Neoform
21% of 4981 decks
+16% synergy
Cultivate
20% of 8909 decks
-25% synergy
Jeska's Will
18% of 3731 decks
+2% synergy
Wargate
18% of 1431 decks
+15% synergy
Three Visits
17% of 8909 decks
-7% synergy
Rampant Growth
16% of 8909 decks
-18% synergy
Toxic Deluge
16% of 3408 decks
-2% synergy
Kodama's Reach
15% of 8909 decks
-15% synergy
Sevinne's Reclamation
14% of 3018 decks
+7% synergy
Dread Return
13% of 3408 decks
+7% synergy
Victimize
12% of 3408 decks
-0% synergy
Death Begets Life
10% of 1885 decks
+7% synergy
Beseech the Mirror
10% of 3408 decks
+6% synergy
Bridgeworks Battle
9% of 8909 decks
+5% synergy
Rishkar's Expertise
9% of 8909 decks
-1% synergy
Natural Order
9% of 8909 decks
+7% synergy
Life from the Loam
9% of 8909 decks
+5% synergy
Living Death
8% of 3408 decks
+3% synergy
Bala Ged Recovery
8% of 8909 decks
-0% synergy
Transmute Artifact
8% of 4981 decks
+7% synergy
Wheel of Fortune
8% of 3731 decks
+3% synergy
Eerie Ultimatum
8% of 1626 decks
-4% synergy
Fabricate
8% of 4981 decks
+2% synergy
Will of the Temur
8% of 4974 decks
+6% synergy
Ruinous Ultimatum
7% of 581 decks
-11% synergy
Rite of Flame
7% of 3731 decks
+4% synergy
Dragonclaw Strike
7% of 2383 decks
+5% synergy
Sylvan Scrying
7% of 8909 decks
+4% synergy
Stump Stomp
7% of 3731 decks
+1% synergy
Perennation
7% of 1626 decks
+5% synergy
Genesis Ultimatum
6% of 2427 decks
+1% synergy
Exsanguinate
6% of 3408 decks
+0% synergy
Buried Alive
6% of 3408 decks
+0% synergy
Mnemonic Betrayal
6% of 1885 decks
+3% synergy
Last March of the Ents
6% of 8909 decks
+2% synergy
Zenith Festival
6% of 3726 decks
+5% synergy
Afterlife from the Loam
6% of 3408 decks
+4% synergy
Skyshroud Claim
6% of 8909 decks
-3% synergy
Vandalblast
6% of 3731 decks
-10% synergy
Windfall
6% of 4981 decks
-7% synergy
Utility Artifacts
Lotus Petal
35% of 8909 decks
+28% synergy
The One Ring
32% of 8909 decks
+24% synergy
Wishclaw Talisman
18% of 3408 decks
+13% synergy
Lightning Greaves
14% of 8909 decks
-11% synergy
Swiftfoot Boots
12% of 8909 decks
-15% synergy
Fist of Suns
10% of 540 decks
+3% synergy
The Great Henge
9% of 8909 decks
-1% synergy
Birthing Pod
8% of 8909 decks
+6% synergy
Agatha's Soul Cauldron
8% of 8909 decks
+6% synergy
Expedition Map
7% of 8909 decks
+4% synergy
Lion's Eye Diamond
7% of 8909 decks
+5% synergy
Skullclamp
7% of 8909 decks
-5% synergy
Conduit of Worlds
6% of 8909 decks
+0% synergy
Emerald Medallion
6% of 8909 decks
+4% synergy
Bolas's Citadel
5% of 3408 decks
-3% synergy
Enchantments
Smothering Tithe
38% of 3018 decks
+14% synergy
Temur Ascendancy
34% of 2427 decks
+19% synergy
Rhythm of the Wild
23% of 3731 decks
-1% synergy
Sylvan Library
21% of 8909 decks
+10% synergy
Wild Growth
20% of 8909 decks
+9% synergy
Dragon Tempest
18% of 3731 decks
+14% synergy
Garruk's Uprising
17% of 8909 decks
+1% synergy
Carpet of Flowers
17% of 8909 decks
+13% synergy
Swift Reconfiguration
16% of 3018 decks
+15% synergy
Ripples of Undeath
15% of 3408 decks
+10% synergy
Underworld Breach
14% of 3731 decks
+8% synergy
Deafening Silence
14% of 3018 decks
+11% synergy
Dragonback Assault
14% of 2427 decks
+10% synergy
Dracogenesis
13% of 3731 decks
+10% synergy
Utopia Sprawl
13% of 8909 decks
+5% synergy
Animate Dead
12% of 3408 decks
+3% synergy
Survival of the Fittest
12% of 8909 decks
+10% synergy
Touch the Spirit Realm
11% of 3018 decks
+9% synergy
Necropotence
11% of 3408 decks
+5% synergy
Exploration
11% of 8909 decks
+2% synergy
Teval's Judgment
11% of 3408 decks
+8% synergy
All-Out Assault
10% of 581 decks
+3% synergy
Growing Rites of Itlimoc
10% of 8909 decks
+4% synergy
Breaching Dragonstorm
10% of 3731 decks
+8% synergy
Insidious Roots
10% of 3408 decks
+4% synergy
Awaken the Honored Dead
10% of 1885 decks
+6% synergy
Aura Shards
9% of 3018 decks
+1% synergy
Leyline of the Guildpact
9% of 540 decks
-6% synergy
Trouble in Pairs
9% of 3018 decks
+4% synergy
Blind Obedience
8% of 3018 decks
+2% synergy
Cryptolith Rite
8% of 8909 decks
+5% synergy
Song of Creation
8% of 2427 decks
+5% synergy
Annie Joins Up
8% of 1188 decks
-5% synergy
Earthcraft
8% of 8909 decks
+7% synergy
Encroaching Dragonstorm
7% of 8909 decks
+5% synergy
Training Grounds
7% of 4981 decks
+4% synergy
Food Chain
7% of 8909 decks
+6% synergy
Hollowmurk Siege
7% of 3408 decks
+4% synergy
Black Market Connections
7% of 3408 decks
-4% synergy
Guardian Project
7% of 8909 decks
-2% synergy
Elemental Bond
6% of 8909 decks
+1% synergy
Glacierwood Siege
6% of 4981 decks
+4% synergy
Mirrormade
6% of 4981 decks
+4% synergy
Aggravated Assault
6% of 3731 decks
+2% synergy
Roar of Endless Song
6% of 2422 decks
+5% synergy
Necromancy
6% of 3408 decks
+3% synergy
Concordant Crossroads
6% of 8909 decks
+3% synergy
The Meathook Massacre
6% of 3408 decks
+1% synergy
Greater Good
6% of 8909 decks
+1% synergy
Phyrexian Arena
6% of 3408 decks
-10% synergy
Battles
Invasion of Ikoria
20% of 8909 decks
+16% synergy
Planeswalkers
Teferi, Time Raveler
20% of 1431 decks
+13% synergy
Tyvar, Jubilant Brawler
13% of 3408 decks
+9% synergy
Nicol Bolas, Dragon-God
11% of 565 decks
+6% synergy
Dihada, Binder of Wills
10% of 581 decks
+6% synergy
Tezzeret the Seeker
10% of 4981 decks
+7% synergy
Aminatou, the Fateshifter
6% of 880 decks
+3% synergy
Elspeth, Storm Slayer
6% of 3018 decks
+1% synergy
Utility Lands
Boseiju, Who Endures
51% of 8909 decks
+33% synergy
Otawara, Soaring City
48% of 4981 decks
+32% synergy
Shifting Woodland
31% of 8909 decks
+24% synergy
Yavimaya, Cradle of Growth
28% of 8909 decks
+19% synergy
Minamo, School at Water's Edge
22% of 4981 decks
+17% synergy
Emergence Zone
20% of 8909 decks
+18% synergy
Phyrexian Tower
17% of 3408 decks
+8% synergy
Bojuka Bog
17% of 3408 decks
-13% synergy
Reliquary Tower
15% of 8909 decks
-15% synergy
Kessig Wolf Run
14% of 3731 decks
-2% synergy
Urza's Saga
14% of 8909 decks
+7% synergy
Dryad Arbor
13% of 8909 decks
+9% synergy
Takenuma, Abandoned Mire
12% of 3408 decks
+2% synergy
Cephalid Coliseum
11% of 4981 decks
+7% synergy
Rogue's Passage
10% of 8909 decks
-10% synergy
Mosswort Bridge
10% of 8909 decks
-0% synergy
Arena of Glory
10% of 3731 decks
+4% synergy
Command Beacon
8% of 8909 decks
+4% synergy
Castle Garenbrig
8% of 8909 decks
+3% synergy
Field of the Dead
7% of 8909 decks
+4% synergy
Gavony Township
7% of 3018 decks
-2% synergy
Eiganjo, Seat of the Empire
7% of 3018 decks
-1% synergy
Nykthos, Shrine to Nyx
7% of 8909 decks
+1% synergy
Urborg, Tomb of Yawgmoth
7% of 8909 decks
-3% synergy
Deserted Temple
6% of 8909 decks
+6% synergy
Dakmor Salvage
6% of 3408 decks
+4% synergy
Treasure Vault
6% of 8909 decks
+3% synergy
Strip Mine
6% of 8909 decks
+3% synergy
Three Tree City
5% of 8909 decks
-0% synergy
Alchemist's Refuge
5% of 4981 decks
-1% synergy
Mana Artifacts
Sol Ring
88% of 8909 decks
+4% synergy
Arcane Signet
59% of 8909 decks
-13% synergy
Fellwar Stone
22% of 8909 decks
+1% synergy
Mox Amber
21% of 8909 decks
+16% synergy
Talisman of Curiosity
20% of 4981 decks
+7% synergy
Talisman of Creativity
15% of 2427 decks
-14% synergy
Talisman of Impulse
13% of 3731 decks
+4% synergy
Mox Opal
13% of 8909 decks
+9% synergy
Talisman of Dominance
12% of 1885 decks
-20% synergy
Talisman of Resilience
12% of 3408 decks
-1% synergy
Basalt Monolith
12% of 8909 decks
+9% synergy
Simic Signet
11% of 4981 decks
-2% synergy
Herd Heirloom
11% of 8909 decks
+8% synergy
Springleaf Drum
10% of 8909 decks
+8% synergy
Grim Monolith
10% of 8909 decks
+8% synergy
Machine God's Effigy
9% of 4981 decks
+7% synergy
Carnelian Orb of Dragonkind
6% of 3731 decks
+4% synergy
Relic of Legends
6% of 8909 decks
+4% synergy
Timeless Lotus
6% of 540 decks
-6% synergy
Talisman of Unity
6% of 3018 decks
-2% synergy
Mox Jasper
5% of 8909 decks
+5% synergy
Lands
Command Tower
83% of 8909 decks
+8% synergy
Breeding Pool
63% of 4981 decks
+22% synergy
Temple Garden
58% of 3018 decks
+19% synergy
Overgrown Tomb
56% of 3408 decks
+14% synergy
Tundra
54% of 1431 decks
+40% synergy
Stomping Ground
51% of 3731 decks
+11% synergy
Misty Rainforest
50% of 8909 decks
+39% synergy
Watery Grave
47% of 1885 decks
+7% synergy
Wooded Foothills
47% of 8909 decks
+37% synergy
Savannah
47% of 3018 decks
+34% synergy
Windswept Heath
46% of 8909 decks
+36% synergy
Verdant Catacombs
46% of 8909 decks
+34% synergy
Tropical Island
45% of 4981 decks
+31% synergy
Scrubland
45% of 1626 decks
+32% synergy
Hallowed Fountain
44% of 1431 decks
+4% synergy
Underground Sea
42% of 1885 decks
+28% synergy
Steam Vents
40% of 2427 decks
+2% synergy
Bayou
40% of 3408 decks
+27% synergy
Godless Shrine
39% of 1626 decks
-1% synergy
Exotic Orchard
39% of 8909 decks
+3% synergy
Sacred Foundry
38% of 1188 decks
+3% synergy
Blood Crypt
34% of 825 decks
-4% synergy
Gemstone Caverns
34% of 8909 decks
+29% synergy
Polluted Delta
34% of 8909 decks
+22% synergy
Plateau
34% of 1188 decks
+22% synergy
Flooded Strand
33% of 8909 decks
+22% synergy
Frontier Bivouac
33% of 2427 decks
+5% synergy
Rejuvenating Springs
33% of 4981 decks
+5% synergy
Scalding Tarn
32% of 8909 decks
+21% synergy
Taiga
32% of 3731 decks
+19% synergy
City of Brass
31% of 8909 decks
+23% synergy
Volcanic Island
30% of 2427 decks
+17% synergy
Cinder Glade
30% of 3731 decks
-8% synergy
Mana Confluence
30% of 8909 decks
+22% synergy
Yavimaya Coast
29% of 4981 decks
+2% synergy
Badlands
29% of 825 decks
+16% synergy
Undergrowth Stadium
29% of 3408 decks
+3% synergy
Bountiful Promenade
28% of 3018 decks
+5% synergy
Woodland Cemetery
27% of 3408 decks
-2% synergy
Rootbound Crag
27% of 3731 decks
+2% synergy
Llanowar Wastes
27% of 3408 decks
+0% synergy
Ketria Triome
26% of 2427 decks
-6% synergy
Spire Garden
26% of 3731 decks
+2% synergy
Hinterland Harbor
26% of 4981 decks
-4% synergy
Karplusan Forest
25% of 3731 decks
+7% synergy
Sulfur Falls
25% of 2427 decks
-8% synergy
Rockfall Vale
24% of 3731 decks
+3% synergy
Opulent Palace
24% of 1885 decks
-3% synergy
Marsh Flats
23% of 8909 decks
+12% synergy
Shivan Reef
22% of 2427 decks
-5% synergy