Specimen Collector (Card)
Specimen Collector
In 949 decks
0.03% of 3009564 decks
May 25, 2022
Do Your Worst - Mono-Blue Aristocrats
Blue's usually known for spells, not sacrificing creatures, right? ...Right!?!?
Inalla, Archmage Ritualist
1.10% of 8713 decks
96 decks
Charix, the Raging Isle
2.41% of 2818 decks
68 decks
Araumi of the Dead Tide
1.99% of 3369 decks
67 decks
Adrix and Nev, Twincasters
0.65% of 7218 decks
47 decks
Brenard, Ginger Sculptor
0.46% of 9713 decks
45 decks
Inga Rune-Eyes
29.51% of 122 decks
36 decks
Brudiclad, Telchor Engineer
0.66% of 5336 decks
35 decks
Esix, Fractal Bloom
0.84% of 3441 decks
29 decks
Orvar, the All-Form
0.33% of 8000 decks
26 decks
Saheeli, the Sun's Brilliance
1.14% of 1923 decks
22 decks
Naban, Dean of Iteration
1.89% of 1111 decks
21 decks
Ezuri, Claw of Progress
0.24% of 6630 decks
16 decks
Xavier Sal, Infested Captain
0.23% of 6585 decks
15 decks
Elrond, Lord of Rivendell
21.54% of 65 decks
14 decks
Volo, Guide to Monsters
0.15% of 8077 decks
12 decks
Red Death, Shipwrecker
0.66% of 1666 decks
11 decks
Satya, Aetherflux Genius
0.11% of 9948 decks
11 decks
Tetsuko Umezawa, Fugitive
0.59% of 1692 decks
10 decks
Zinnia, Valley's Voice
0.09% of 10535 decks
10 decks
Brago, King Eternal
0.09% of 9944 decks
9 decks
New Cards
Mysidian Elder
10% of 10 decks
+9% synergy
Call the Mountain Chocobo
10% of 10 decks
+10% synergy
Call the Spirit Dragons
10% of 10 decks
-1% synergy
Sorceress's Schemes
9% of 11 decks
+9% synergy
Redoubled Stormsinger
9% of 70 decks
+6% synergy
High Synergy Cards
Obeka, Brute Chronologist
33% of 145 decks
+32% synergy
Anathemancer
32% of 145 decks
+31% synergy
Bloodline Necromancer
27% of 311 decks
+26% synergy
Harmonic Prodigy
28% of 277 decks
+24% synergy
Basalt Ravager
21% of 277 decks
+20% synergy
Dualcaster Mage
24% of 277 decks
+20% synergy
Puppeteer Clique
21% of 311 decks
+19% synergy
Reef Worm
20% of 949 decks
+19% synergy
Combine Chrysalis
21% of 320 decks
+19% synergy
Hard Evidence
19% of 949 decks
+19% synergy
Top Cards
Counterspell
38% of 949 decks
-4% synergy
Rampant Growth
33% of 320 decks
-2% synergy
Cultivate
32% of 320 decks
-12% synergy
Swords to Plowshares
29% of 231 decks
-33% synergy
Solemn Simulacrum
29% of 949 decks
+16% synergy
Chaos Warp
29% of 277 decks
-2% synergy
Sakura-Tribe Elder
26% of 320 decks
+8% synergy
Blasphemous Act
26% of 277 decks
-7% synergy
Noble Hierarch
26% of 112 decks
+10% synergy
Beast Within
25% of 320 decks
-11% synergy
Game Changers
Demonic Tutor
13% of 311 decks
-8% synergy
Cyclonic Rift
11% of 949 decks
-15% synergy
Rhystic Study
11% of 949 decks
-15% synergy
Enlightened Tutor
10% of 231 decks
-6% synergy
Smothering Tithe
10% of 231 decks
-14% synergy
Teferi's Protection
8% of 231 decks
-11% synergy
Vampiric Tutor
6% of 311 decks
-11% synergy
Worldly Tutor
6% of 320 decks
-8% synergy
Creatures
Coiling Oracle
24% of 320 decks
+18% synergy
Eternal Witness
23% of 320 decks
+4% synergy
Adrix and Nev, Twincasters
22% of 320 decks
+17% synergy
Gray Merchant of Asphodel
22% of 311 decks
+13% synergy
Hornet Queen
21% of 320 decks
+18% synergy
Mondrak, Glory Dominus
20% of 231 decks
+13% synergy
Aether Channeler
20% of 949 decks
+17% synergy
Viscera Seer
19% of 311 decks
+10% synergy
Mulldrifter
19% of 949 decks
+14% synergy
Nesting Dovehawk
19% of 231 decks
+17% synergy
Stitcher's Supplier
18% of 311 decks
+14% synergy
Ojer Taq, Deepest Foundation
17% of 198 decks
+13% synergy
Archaeomancer
17% of 949 decks
+13% synergy
Blade Splicer
16% of 231 decks
+15% synergy
Birds of Paradise
16% of 320 decks
-11% synergy
Jinnie Fay, Jetmir's Second
16% of 37 decks
+13% synergy
Sensor Splicer
16% of 231 decks
+16% synergy
Avenger of Zendikar
16% of 320 decks
+7% synergy
Wood Elves
16% of 320 decks
+10% synergy
Esix, Fractal Bloom
16% of 320 decks
+14% synergy
Brudiclad, Telchor Engineer
16% of 277 decks
+12% synergy
Apprentice Necromancer
16% of 311 decks
+15% synergy
Gruff Triplets
16% of 299 decks
+15% synergy
Exhibition Magician
16% of 277 decks
+15% synergy
Purple-Crystal Crab
15% of 949 decks
+15% synergy
Plaguecrafter
15% of 311 decks
+10% synergy
Disciple of Bolas
15% of 311 decks
+13% synergy
Scute Swarm
15% of 320 decks
+5% synergy
Chatterfang, Squirrel General
15% of 82 decks
+9% synergy
Marchesa, the Black Rose
14% of 145 decks
+12% synergy
Malcator, Purity Overseer
14% of 231 decks
+13% synergy
Master Splicer
14% of 231 decks
+14% synergy
Hedron Crab
14% of 949 decks
+12% synergy
Progenitor Mimic
14% of 320 decks
+12% synergy
Ghired, Conclave Exile
14% of 37 decks
+13% synergy
Vela the Night-Clad
14% of 311 decks
+13% synergy
Tireless Provisioner
13% of 320 decks
+2% synergy
Vindictive Lich
13% of 311 decks
+13% synergy
Llanowar Elves
13% of 320 decks
-8% synergy
Ruin Crab
13% of 949 decks
+11% synergy
Prophetic Titan
13% of 277 decks
+13% synergy
Darksteel Splicer
13% of 231 decks
+12% synergy
Riptide Crab
13% of 231 decks
+13% synergy
Octomancer
13% of 163 decks
+11% synergy
Massacre Wurm
13% of 311 decks
+8% synergy
Mirkwood Bats
13% of 311 decks
+3% synergy
Reclamation Sage
12% of 320 decks
+3% synergy
Rampaging Baloths
12% of 320 decks
+6% synergy
Timeless Witness
12% of 320 decks
+10% synergy
Rhys the Redeemed
12% of 112 decks
+10% synergy
Instants
Rakdos Charm
24% of 145 decks
+10% synergy
Path to Exile
22% of 231 decks
-25% synergy
Negate
21% of 949 decks
-1% synergy
Second Harvest
21% of 320 decks
+16% synergy
Growth Spiral
19% of 320 decks
-2% synergy
Flame of Anor
18% of 277 decks
+14% synergy
Sundering Growth
18% of 112 decks
+14% synergy
Heroic Intervention
16% of 320 decks
-14% synergy
Pongify
16% of 949 decks
+4% synergy
Rootborn Defenses
15% of 231 decks
+12% synergy
Generous Gift
15% of 231 decks
-9% synergy
Rapid Hybridization
15% of 949 decks
+5% synergy
Assassin's Trophy
15% of 82 decks
-16% synergy
Cackling Counterpart
14% of 949 decks
+13% synergy
Terminate
14% of 145 decks
-6% synergy
Arcane Denial
13% of 949 decks
-7% synergy
Double Major
13% of 320 decks
+10% synergy
Dark Ritual
13% of 311 decks
-10% synergy
Crosis's Charm
13% of 145 decks
+11% synergy
Ghostly Flicker
13% of 949 decks
+8% synergy
Reality Shift
12% of 949 decks
+3% synergy
High Tide
12% of 949 decks
+8% synergy
Brainstorm
11% of 949 decks
-8% synergy
An Offer You Can't Refuse
10% of 949 decks
-12% synergy
Entomb
10% of 311 decks
+3% synergy
Eureka Moment
10% of 320 decks
+6% synergy
Sublime Epiphany
10% of 949 decks
+8% synergy
Krosan Grip
10% of 320 decks
+3% synergy
Abrade
9% of 277 decks
-2% synergy
Dovin's Veto
9% of 231 decks
-9% synergy
Void Rend
9% of 66 decks
-4% synergy
Return of the Wildspeaker
9% of 320 decks
-3% synergy
Opt
9% of 949 decks
-0% synergy
Perplexing Test
9% of 949 decks
+7% synergy
Rakshasa's Bargain
8% of 24 decks
+7% synergy
Frantic Search
8% of 949 decks
-5% synergy
Resculpt
8% of 949 decks
+3% synergy
Ephemerate
8% of 231 decks
+2% synergy
Aetherize
8% of 949 decks
+1% synergy
Despark
8% of 66 decks
-7% synergy
See Double
7% of 949 decks
+6% synergy
Songs of the Damned
7% of 311 decks
+6% synergy
Putrefy
7% of 82 decks
-8% synergy
Stroke of Midnight
7% of 220 decks
-3% synergy
Saw in Half
7% of 311 decks
+4% synergy
Shore Up
7% of 949 decks
+5% synergy
Momentary Blink
7% of 231 decks
+4% synergy
Druid's Deliverance
7% of 320 decks
+6% synergy
Sink into Stupor
7% of 618 decks
-3% synergy
Big Score
6% of 277 decks
-3% synergy
Sorceries
Kodama's Reach
24% of 320 decks
-6% synergy
Farseek
23% of 320 decks
-12% synergy
Feed the Swarm
23% of 311 decks
+5% synergy
Nature's Lore
20% of 320 decks
-12% synergy
Victimize
20% of 311 decks
+8% synergy
Mythos of Illuna
20% of 51 decks
+19% synergy
Reanimate
19% of 311 decks
+2% synergy
Rite of Replication
18% of 949 decks
+15% synergy
Unearth
17% of 311 decks
+14% synergy
Dread Return
17% of 311 decks
+12% synergy
Persist
16% of 311 decks
+14% synergy
Kindred Dominance
15% of 311 decks
+11% synergy
Vandalblast
15% of 277 decks
-1% synergy
Ezuri's Predation
15% of 320 decks
+12% synergy
Croaking Counterpart
14% of 320 decks
+13% synergy
Repudiate // Replicate
14% of 320 decks
+13% synergy
Three Visits
14% of 320 decks
-11% synergy
Shamanic Revelation
12% of 320 decks
+4% synergy
Quasiduplicate
12% of 949 decks
+11% synergy
Spitting Image
12% of 320 decks
+11% synergy
Doppelgang
12% of 238 decks
+9% synergy
Buried Alive
12% of 311 decks
+6% synergy
Neoform
11% of 320 decks
+7% synergy
Rootcast Apprenticeship
10% of 162 decks
+9% synergy
For the Common Good
10% of 164 decks
+9% synergy
Step Through
10% of 949 decks
+9% synergy
Irenicus's Vile Duplication
10% of 949 decks
+6% synergy
Austere Command
9% of 231 decks
-4% synergy
Rally the Galadhrim
9% of 279 decks
+8% synergy
Replication Technique
8% of 949 decks
+8% synergy
Unmarked Grave
8% of 311 decks
+5% synergy
Aggressive Biomancy
8% of 183 decks
+6% synergy
Distant Melody
8% of 949 decks
+3% synergy
Brass's Bounty
8% of 277 decks
+5% synergy
Oversimplify
7% of 320 decks
+6% synergy
Hour of Reckoning
7% of 231 decks
+3% synergy
Curse of the Swine
7% of 949 decks
+3% synergy
Ravenform
7% of 949 decks
+4% synergy
Saheeli's Artistry
7% of 949 decks
+6% synergy
Eldritch Evolution
7% of 320 decks
+2% synergy
Explore
7% of 320 decks
-3% synergy
Ponder
7% of 949 decks
-6% synergy
Windfall
7% of 949 decks
-6% synergy
Pest Infestation
6% of 320 decks
+4% synergy
Urban Evolution
6% of 320 decks
+2% synergy
Preordain
6% of 949 decks
-4% synergy
Toxic Deluge
6% of 311 decks
-12% synergy
Supreme Verdict
6% of 231 decks
-7% synergy
Vindicate
6% of 66 decks
+0% synergy
Chatterstorm
6% of 320 decks
+5% synergy
Utility Artifacts
Mind Stone
20% of 949 decks
+4% synergy
Ashnod's Altar
18% of 949 decks
+11% synergy
Panharmonicon
16% of 949 decks
+12% synergy
Swiftfoot Boots
15% of 949 decks
-12% synergy
Wayfarer's Bauble
15% of 949 decks
+6% synergy
Lightning Greaves
14% of 949 decks
-11% synergy
Commander's Sphere
13% of 949 decks
-1% synergy
Esika's Chariot
13% of 320 decks
+12% synergy
Sapphire Medallion
12% of 949 decks
+9% synergy
Idol of Oblivion
12% of 949 decks
+7% synergy
Skullclamp
11% of 949 decks
-1% synergy
Herald's Horn
10% of 949 decks
+4% synergy
Birthing Pod
9% of 320 decks
+7% synergy
Altar of Dementia
9% of 949 decks
+7% synergy
Phyrexian Altar
9% of 949 decks
+5% synergy
Kefnet's Monument
7% of 949 decks
+7% synergy
Helm of the Host
7% of 949 decks
+4% synergy
Mirror Box
7% of 949 decks
+6% synergy
Vanquisher's Banner
7% of 949 decks
+3% synergy
Temur Monument
6% of 16 decks
+6% synergy
Temur Banner
6% of 51 decks
+5% synergy
Sundial of the Infinite
5% of 949 decks
+5% synergy
Mimic Vat
5% of 949 decks
+4% synergy
Door of Destinies
5% of 949 decks
+4% synergy
Chitterspitter
5% of 320 decks
+4% synergy
Spawning Pit
5% of 949 decks
+5% synergy
Bident of Thassa
5% of 949 decks
-1% synergy
Thousand Moons Smithy
5% of 197 decks
+3% synergy
Enchantments
Parallel Lives
20% of 320 decks
+13% synergy
Anointed Procession
20% of 231 decks
+12% synergy
Impact Tremors
20% of 277 decks
+10% synergy
Doubling Season
19% of 320 decks
+9% synergy
Molten Echoes
18% of 277 decks
+16% synergy
Three Blind Mice
15% of 220 decks
+15% synergy
Scuttletide
15% of 949 decks
+15% synergy
Reflections of Littjara
14% of 949 decks
+9% synergy
Caretaker's Talent
13% of 135 decks
+8% synergy
Song of the Worldsoul
10% of 231 decks
+10% synergy
Night of the Sweets' Revenge
10% of 299 decks
+8% synergy
Leyline of the Guildpact
10% of 29 decks
-5% synergy
Intangible Virtue
9% of 231 decks
+4% synergy
Primal Vigor
9% of 320 decks
+6% synergy
Goblin Bombardment
9% of 277 decks
+3% synergy
Determined Iteration
9% of 277 decks
+8% synergy
Kindred Discovery
9% of 949 decks
+1% synergy
Outlaws' Merriment
8% of 71 decks
+7% synergy
High Alert
8% of 231 decks
+7% synergy
Muster the Departed
8% of 149 decks
+7% synergy
Growing Ranks
8% of 112 decks
+6% synergy
Crab Umbra
8% of 949 decks
+7% synergy
City of Death
8% of 306 decks
+6% synergy
Garruk's Uprising
8% of 320 decks
-9% synergy
Evolutionary Leap
8% of 320 decks
+6% synergy
Moldervine Reclamation
7% of 82 decks
-1% synergy
Cryptolith Rite
7% of 320 decks
+4% synergy
Battle for Bretagard
7% of 112 decks
+6% synergy
Renewed Solidarity
7% of 85 decks
+4% synergy
Nahiri's Resolve
7% of 71 decks
+5% synergy
Extravagant Replication
7% of 949 decks
+5% synergy
Wild Growth
7% of 320 decks
-4% synergy
Elemental Bond
7% of 320 decks
+1% synergy
Flameshadow Conjuring
6% of 277 decks
+5% synergy
Fable of the Mirror-Breaker
6% of 277 decks
+4% synergy
Animate Dead
6% of 311 decks
-3% synergy
Mystic Remora
6% of 949 decks
-11% synergy
Bastion of Remembrance
6% of 311 decks
-0% synergy
Black Market Connections
6% of 311 decks
-5% synergy
Virtue of Knowledge
6% of 884 decks
+4% synergy
Binding the Old Gods
6% of 82 decks
+0% synergy
Etchings of the Chosen
6% of 66 decks
+3% synergy
Tribute to the World Tree
6% of 320 decks
-1% synergy
Curse of Opulence
6% of 277 decks
+2% synergy
Primal Empathy
6% of 320 decks
+4% synergy
Simic Ascendancy
6% of 320 decks
+0% synergy
Echoing Assault
6% of 181 decks
+4% synergy
Brokers Ascendancy
5% of 112 decks
-1% synergy
Assault Formation
5% of 320 decks
+4% synergy
Propaganda
5% of 949 decks
-7% synergy
Battles
Invasion of Tolvada
6% of 66 decks
+5% synergy
Planeswalkers
Garruk, Primal Hunter
12% of 320 decks
+9% synergy
Saheeli, Sublime Artificer
9% of 277 decks
+5% synergy
Huatli, the Sun's Heart
7% of 112 decks
+6% synergy
Vivien on the Hunt
6% of 320 decks
+6% synergy
Ashiok, Dream Render
6% of 311 decks
+2% synergy
Elspeth, Storm Slayer
6% of 53 decks
+0% synergy
Tamiyo, Compleated Sage
5% of 320 decks
+4% synergy
Utility Lands
Reliquary Tower
28% of 949 decks
-1% synergy
Bojuka Bog
17% of 311 decks
-13% synergy
Mystic Sanctuary
15% of 949 decks
+3% synergy
Mosswort Bridge
13% of 320 decks
+3% synergy
Great Furnace
13% of 277 decks
+8% synergy
Riptide Laboratory
13% of 949 decks
+11% synergy
Lumbering Falls
13% of 320 decks
+11% synergy
Rogue's Passage
11% of 949 decks
-9% synergy
Novijen, Heart of Progress
11% of 320 decks
+9% synergy
Temple of the False God
11% of 949 decks
+1% synergy
Castle Vantress
10% of 949 decks
+6% synergy
Boseiju, Who Endures
10% of 320 decks
-9% synergy
Restless Anchorage
10% of 198 decks
+7% synergy
Otawara, Soaring City
10% of 949 decks
-7% synergy
Tranquil Thicket
8% of 320 decks
+4% synergy
Oran-Rief, the Vastwood
8% of 320 decks
+4% synergy
Takenuma, Abandoned Mire
8% of 311 decks
-2% synergy
Khalni Garden
8% of 320 decks
+6% synergy
Lonely Sandbar
7% of 949 decks
+4% synergy
Restless Spire
7% of 270 decks
+6% synergy
Restless Vinestalk
7% of 297 decks
+5% synergy
Castle Ardenvale
6% of 231 decks
+2% synergy
Restless Cottage
6% of 80 decks
+3% synergy
Kher Keep
6% of 277 decks
+4% synergy
Spymaster's Vault
6% of 216 decks
+3% synergy
High Market
6% of 949 decks
+3% synergy
Country Roads
6% of 86 decks
+5% synergy
Seat of the Synod
6% of 949 decks
-0% synergy
Lindblum, Industrial Regency
6% of 18 decks
+4% synergy
Nephalia Drownyard
5% of 311 decks
+3% synergy
Halimar Depths
5% of 949 decks
+3% synergy
Phyrexian Tower
5% of 311 decks
-4% synergy
Mana Artifacts
Sol Ring
72% of 949 decks
-13% synergy
Arcane Signet
60% of 949 decks
-12% synergy
Talisman of Dominance
36% of 311 decks
+4% synergy
Izzet Signet
32% of 277 decks
+6% synergy
Dimir Signet
32% of 311 decks
+4% synergy
Talisman of Creativity
27% of 277 decks
-2% synergy
Azorius Signet
26% of 231 decks
+1% synergy
Simic Signet
25% of 320 decks
+11% synergy
Talisman of Indulgence
23% of 145 decks
-4% synergy
Boros Signet
20% of 71 decks
-2% synergy
Talisman of Conviction
18% of 71 decks
-6% synergy
Orzhov Signet
18% of 66 decks
-8% synergy
Thought Vessel
18% of 949 decks
+0% synergy
Fellwar Stone
16% of 949 decks
-5% synergy
Rakdos Signet
15% of 145 decks
-13% synergy
Talisman of Progress
15% of 231 decks
-10% synergy
Talisman of Hierarchy
15% of 66 decks
-11% synergy
Sky Diamond
11% of 949 decks
+6% synergy
Simic Keyrune
9% of 320 decks
+9% synergy
Cursed Mirror
8% of 277 decks
+2% synergy
Midnight Clock
7% of 949 decks
+2% synergy
Talisman of Curiosity
7% of 320 decks
-6% synergy
Patchwork Banner
6% of 557 decks
+1% synergy
Charcoal Diamond
6% of 311 decks
+1% synergy
Selesnya Signet
5% of 112 decks
-3% synergy
Decanter of Endless Water
5% of 949 decks
+1% synergy
Lands
Command Tower
58% of 949 decks
-16% synergy
Crumbling Necropolis
50% of 145 decks
+19% synergy
The World Tree
38% of 34 decks
+7% synergy
Spara's Headquarters
38% of 112 decks
+8% synergy
Drowned Catacomb
36% of 311 decks
+9% synergy
Sulfur Falls
36% of 277 decks
+3% synergy
Prairie Stream
34% of 231 decks
+0% synergy
Sunken Hollow
33% of 311 decks
-1% synergy
Yavimaya Coast
32% of 320 decks
+5% synergy
Temple Garden
32% of 112 decks
-7% synergy
Arcane Sanctum
32% of 66 decks
+4% synergy
Ketria Triome
31% of 51 decks
-1% synergy
Overgrown Tomb
30% of 82 decks
-11% synergy
Canopy Vista
30% of 112 decks
-6% synergy
Indatha Triome
30% of 37 decks
+0% synergy
Hinterland Harbor
30% of 320 decks
-1% synergy
Izzet Boilerworks
30% of 277 decks
+14% synergy
Simic Growth Chamber
29% of 320 decks
+10% synergy
Zagoth Triome
29% of 82 decks
-0% synergy
Glacial Fortress
29% of 231 decks
+0% synergy
Dragonskull Summit
29% of 145 decks
-4% synergy
Watery Grave
29% of 311 decks
-11% synergy
Shivan Reef
29% of 277 decks
+1% synergy
Breeding Pool
29% of 320 decks
-11% synergy
Mystic Monastery
28% of 71 decks
+0% synergy
Opulent Palace
28% of 82 decks
-0% synergy
Hallowed Fountain
28% of 231 decks
-12% synergy
Underground River
28% of 311 decks
+7% synergy
Myriad Landscape
28% of 949 decks
+9% synergy
Exotic Orchard
28% of 949 decks
-9% synergy
Temple of Mystery
28% of 320 decks
+10% synergy
Seaside Citadel
27% of 112 decks
+0% synergy
Rejuvenating Springs
27% of 320 decks
-2% synergy
Steam Vents
26% of 277 decks
-12% synergy
Sea of Clouds
26% of 231 decks
+0% synergy
Blood Crypt
26% of 145 decks
-12% synergy
Xander's Lounge
26% of 145 decks
+0% synergy
Raugrin Triome
25% of 71 decks
-0% synergy
Bountiful Promenade
25% of 112 decks
+1% synergy
Dimir Aqueduct
25% of 311 decks
+9% synergy
Clifftop Retreat
24% of 71 decks
-8% synergy
Temple of Epiphany
23% of 277 decks
+5% synergy
Isolated Chapel
23% of 66 decks
-8% synergy
Evolving Wilds
22% of 949 decks
+1% synergy
Jetmir's Garden
22% of 37 decks
-9% synergy
Rakdos Carnarium
21% of 145 decks
+8% synergy
Caves of Koilos
21% of 66 decks
-8% synergy
Raffine's Tower
21% of 66 decks
-5% synergy
Battlefield Forge
21% of 71 decks
-5% synergy
Path of Ancestry
20% of 949 decks
-2% synergy