Metallurgeon (Card)
Metallurgeon
In 897 decks
0.03% of 3147004 decks
Skrelv, Defector Mite
4.25% of 1647 decks
70 decks
Urza, Chief Artificer
0.37% of 15491 decks
57 decks
Sharuum the Hegemon
1.69% of 2607 decks
44 decks
Alibou, Ancient Witness
2.02% of 1978 decks
40 decks
Mendicant Core, Guidelight
0.41% of 9621 decks
39 decks
Shorikai, Genesis Engine
0.17% of 19553 decks
33 decks
Breya, Etherium Shaper
0.18% of 17415 decks
32 decks
Cid, Timeless Artificer
12.23% of 229 decks
28 decks
Oswald Fiddlebender
1.20% of 2005 decks
24 decks
Kentaro, the Smiling Cat
9.91% of 232 decks
23 decks
Losheel, Clockwork Scholar
4.30% of 535 decks
23 decks
Urtet, Remnant of Memnarch
0.12% of 14729 decks
18 decks
Lita, Mechanical Engineer
3.95% of 430 decks
17 decks
Arabella, Abandoned Doll
0.12% of 13741 decks
16 decks
Sydri, Galvanic Genius
0.58% of 2574 decks
15 decks
Sen Triplets
0.23% of 6216 decks
14 decks
Rebbec, Architect of Ascension // Silas Renn, Seeker Adept
1.06% of 1136 decks
12 decks
Urza, Lord Protector
0.29% of 4188 decks
12 decks
Osgir, the Reconstructor
0.24% of 5090 decks
12 decks
Liberty Prime, Recharged
0.23% of 4735 decks
11 decks
New Cards
Haru, Hidden Talent
25% of 4 decks
+25% synergy
Evendo, Waking Haven
18% of 11 decks
+18% synergy
Uthros, Titanic Godcore
17% of 108 decks
+17% synergy
Festering Thicket
14% of 7 decks
+14% synergy
Vernal Fen
14% of 7 decks
+14% synergy
High Synergy Cards
Etherium Sculptor
63% of 497 decks
+63% synergy
Vault of Whispers
46% of 281 decks
+46% synergy
Seat of the Synod
43% of 497 decks
+43% synergy
Ancient Den
41% of 897 decks
+41% synergy
Swords to Plowshares
40% of 897 decks
+40% synergy
Great Furnace
38% of 268 decks
+38% synergy
Master Transmuter
38% of 497 decks
+38% synergy
Enthusiastic Mechanaut
38% of 122 decks
+38% synergy
Foundry Inspector
38% of 897 decks
+38% synergy
Copper Myr
37% of 70 decks
+37% synergy
Top Cards
Master of Etherium
37% of 497 decks
+37% synergy
Baleful Strix
35% of 238 decks
+35% synergy
Sai, Master Thopterist
34% of 497 decks
+34% synergy
Magister Sphinx
34% of 238 decks
+34% synergy
Path to Exile
32% of 897 decks
+32% synergy
Thopter Spy Network
31% of 497 decks
+31% synergy
Ethersworn Adjudicator
30% of 238 decks
+30% synergy
Padeem, Consul of Innovation
30% of 497 decks
+30% synergy
Wake the Past
30% of 268 decks
+30% synergy
Sphinx Summoner
29% of 238 decks
+29% synergy
Game Changers
Urza, Lord High Artificer
13% of 497 decks
+13% synergy
Enlightened Tutor
12% of 897 decks
+12% synergy
Smothering Tithe
12% of 897 decks
+12% synergy
Teferi's Protection
9% of 897 decks
+9% synergy
Rhystic Study
7% of 497 decks
+7% synergy
Demonic Tutor
7% of 281 decks
+7% synergy
Cyclonic Rift
7% of 497 decks
+7% synergy
Bolas's Citadel
6% of 281 decks
+6% synergy
Deflecting Swat
5% of 268 decks
+5% synergy
Creatures
Solemn Simulacrum
29% of 897 decks
+29% synergy
Voyager Quickwelder
28% of 478 decks
+28% synergy
Iron Myr
28% of 268 decks
+28% synergy
Steel Overseer
27% of 897 decks
+27% synergy
Sphinx of the Steel Wind
26% of 238 decks
+26% synergy
Gold Myr
26% of 897 decks
+26% synergy
Sharuum the Hegemon
25% of 238 decks
+25% synergy
Esper Sentinel
25% of 897 decks
+24% synergy
Enigma Sphinx
24% of 238 decks
+24% synergy
Thought Monitor
24% of 497 decks
+24% synergy
Sharding Sphinx
24% of 497 decks
+24% synergy
Bronze Guardian
24% of 897 decks
+24% synergy
Emry, Lurker of the Loch
23% of 497 decks
+23% synergy
Losheel, Clockwork Scholar
22% of 897 decks
+22% synergy
Sphinx Sovereign
22% of 238 decks
+22% synergy
Silver Myr
22% of 497 decks
+22% synergy
Ornithopter of Paradise
21% of 897 decks
+21% synergy
Cid, Timeless Artificer
21% of 187 decks
+21% synergy
Leaden Myr
20% of 281 decks
+20% synergy
Filigree Angel
19% of 497 decks
+18% synergy
Ethersworn Canonist
18% of 897 decks
+18% synergy
Blaster, Combat DJ
18% of 40 decks
+17% synergy
Jhoira, Weatherlight Captain
17% of 122 decks
+17% synergy
Windwright Mage
17% of 238 decks
+17% synergy
Digsite Engineer
17% of 897 decks
+17% synergy
Tidehollow Strix
16% of 238 decks
+16% synergy
Kappa Cannoneer
16% of 497 decks
+16% synergy
Shimmer Myr
16% of 897 decks
+16% synergy
Myr Retriever
15% of 897 decks
+15% synergy
Urza, Prince of Kroog
15% of 497 decks
+15% synergy
Ethersworn Shieldmage
15% of 497 decks
+15% synergy
Myr Battlesphere
15% of 897 decks
+15% synergy
Palladium Myr
15% of 897 decks
+15% synergy
Brudiclad, Telchor Engineer
15% of 122 decks
+15% synergy
Hanna, Ship's Navigator
14% of 497 decks
+14% synergy
Loyal Apprentice
14% of 268 decks
+14% synergy
Sen Triplets
14% of 238 decks
+14% synergy
Scrap Trawler
13% of 897 decks
+13% synergy
Phyrexian Metamorph
13% of 497 decks
+13% synergy
Tower Gargoyle
13% of 238 decks
+13% synergy
Jan Jansen, Chaos Crafter
13% of 82 decks
+13% synergy
Gold-Forged Thopteryx
13% of 497 decks
+13% synergy
Noxious Gearhulk
13% of 281 decks
+13% synergy
Jhoira's Familiar
13% of 897 decks
+13% synergy
Ethersworn Sphinx
13% of 497 decks
+13% synergy
Chief of the Foundry
13% of 897 decks
+13% synergy
Sludge Strider
13% of 238 decks
+13% synergy
Research Thief
13% of 497 decks
+13% synergy
Mentor of the Meek
13% of 897 decks
+13% synergy
Plague Myr
12% of 897 decks
+12% synergy
Instants
Dispatch
29% of 897 decks
+29% synergy
Counterspell
26% of 497 decks
+26% synergy
Generous Gift
22% of 897 decks
+22% synergy
Boros Charm
21% of 268 decks
+21% synergy
Esper Charm
21% of 238 decks
+21% synergy
Electrosiphon
18% of 110 decks
+18% synergy
Negate
13% of 497 decks
+13% synergy
Wear // Tear
13% of 268 decks
+13% synergy
Countersquall
12% of 238 decks
+12% synergy
Punish Ignorance
12% of 238 decks
+12% synergy
Despark
12% of 281 decks
+12% synergy
Chaos Warp
12% of 268 decks
+12% synergy
Blacksmith's Skill
11% of 897 decks
+11% synergy
Void Rend
9% of 238 decks
+9% synergy
Thirst for Knowledge
9% of 497 decks
+9% synergy
Cancel
9% of 497 decks
+9% synergy
Mutational Advantage
8% of 37 decks
+8% synergy
Stroke of Midnight
8% of 897 decks
+8% synergy
Disenchant
7% of 897 decks
+7% synergy
Heroic Intervention
7% of 70 decks
+7% synergy
Soul Manipulation
7% of 238 decks
+7% synergy
Beast Within
7% of 70 decks
+7% synergy
Naturalize
7% of 70 decks
+7% synergy
Anguished Unmaking
7% of 281 decks
+7% synergy
Your Temple Is Under Attack
7% of 897 decks
+7% synergy
Mortify
7% of 281 decks
+7% synergy
Snakeform
7% of 45 decks
+7% synergy
Dovin's Veto
6% of 497 decks
+6% synergy
Access Denied
6% of 497 decks
+6% synergy
Abrade
6% of 268 decks
+6% synergy
Scour for Scrap
6% of 96 decks
+6% synergy
Hindering Light
6% of 497 decks
+6% synergy
Terminate
6% of 82 decks
+6% synergy
Whir of Invention
6% of 497 decks
+6% synergy
Resounding Wave
6% of 238 decks
+6% synergy
An Offer You Can't Refuse
6% of 497 decks
+6% synergy
Stoic Rebuttal
6% of 497 decks
+6% synergy
Sejiri Shelter
6% of 897 decks
+6% synergy
Return of the Wildspeaker
6% of 70 decks
+6% synergy
Inspiring Call
6% of 70 decks
+6% synergy
Druid's Deliverance
6% of 70 decks
+6% synergy
Thrill of Possibility
6% of 268 decks
+6% synergy
Untimely Malfunction
5% of 182 decks
+5% synergy
Arcane Denial
5% of 497 decks
+5% synergy
Drill Too Deep
5% of 38 decks
+5% synergy
Sink into Stupor
5% of 401 decks
+5% synergy
Desynchronization
5% of 387 decks
+5% synergy
Sorceries
Thoughtcast
24% of 497 decks
+24% synergy
Farseek
23% of 70 decks
+23% synergy
Cultivate
23% of 70 decks
+23% synergy
Organic Extinction
22% of 897 decks
+22% synergy
Voyage Home
21% of 294 decks
+21% synergy
Fabricate
20% of 497 decks
+20% synergy
Kodama's Reach
13% of 70 decks
+13% synergy
Saheeli's Directive
12% of 268 decks
+12% synergy
Brilliant Ultimatum
12% of 238 decks
+12% synergy
Dance of the Manse
11% of 497 decks
+11% synergy
Nature's Lore
11% of 70 decks
+11% synergy
Rampant Growth
11% of 70 decks
+11% synergy
Austere Command
10% of 897 decks
+10% synergy
Harmonize
10% of 70 decks
+10% synergy
One with the Machine
10% of 497 decks
+10% synergy
Dusk // Dawn
9% of 897 decks
+9% synergy
March of Progress
8% of 497 decks
+8% synergy
Supreme Verdict
8% of 497 decks
+8% synergy
Blasphemous Act
8% of 268 decks
+8% synergy
Brilliant Restoration
8% of 897 decks
+8% synergy
Delete
7% of 263 decks
+7% synergy
Three Visits
7% of 70 decks
+7% synergy
Faithless Looting
7% of 268 decks
+7% synergy
Vandalblast
7% of 268 decks
+7% synergy
Rip Apart
7% of 268 decks
+7% synergy
Farewell
7% of 897 decks
+7% synergy
Cut a Deal
6% of 897 decks
+6% synergy
Trash for Treasure
6% of 268 decks
+6% synergy
Damn
6% of 281 decks
+6% synergy
Tempt with Discovery
6% of 70 decks
+6% synergy
Vindicate
6% of 281 decks
+6% synergy
White Sun's Twilight
6% of 897 decks
+6% synergy
Open the Vaults
5% of 897 decks
+5% synergy
Diabolic Tutor
5% of 281 decks
+5% synergy
Orbital Plunge
5% of 38 decks
+5% synergy
Time Wipe
5% of 497 decks
+5% synergy
Scrounge for Eternity
5% of 40 decks
+5% synergy
Utility Artifacts
Swiftfoot Boots
26% of 897 decks
+26% synergy
Thopter Foundry
23% of 238 decks
+23% synergy
Time Sieve
22% of 238 decks
+22% synergy
Cranial Plating
21% of 281 decks
+21% synergy
Unwinding Clock
20% of 897 decks
+20% synergy
Executioner's Capsule
18% of 281 decks
+18% synergy
Manifold Key
17% of 897 decks
+17% synergy
Lightning Greaves
16% of 897 decks
+16% synergy
Etherium Astrolabe
16% of 238 decks
+16% synergy
Thousand Moons Smithy
16% of 857 decks
+16% synergy
Sculpting Steel
15% of 897 decks
+15% synergy
Door to Nothingness
15% of 27 decks
+15% synergy
Mystic Forge
15% of 897 decks
+15% synergy
Voltaic Key
14% of 897 decks
+14% synergy
Wayfarer's Bauble
14% of 897 decks
+14% synergy
Scourglass
14% of 897 decks
+14% synergy
Etherwrought Page
13% of 238 decks
+13% synergy
Clock of Omens
12% of 897 decks
+12% synergy
Darksteel Forge
12% of 897 decks
+12% synergy
Salvation Engine
11% of 478 decks
+11% synergy
Legacy Weapon
11% of 27 decks
+11% synergy
Mask of Riddles
11% of 238 decks
+11% synergy
Bident of Thassa
11% of 497 decks
+11% synergy
Cranial Ram
11% of 65 decks
+11% synergy
Cloud Key
10% of 897 decks
+10% synergy
Izzet Generatorium
10% of 92 decks
+10% synergy
Guidelight Pathmaker
10% of 298 decks
+10% synergy
Thopter Shop
10% of 897 decks
+10% synergy
Machinist's Arsenal
9% of 285 decks
+9% synergy
Simulacrum Synthesizer
9% of 427 decks
+9% synergy
Dispeller's Capsule
9% of 897 decks
+9% synergy
Exploration Broodship
9% of 11 decks
+9% synergy
Courier's Capsule
9% of 497 decks
+9% synergy
Skullclamp
9% of 897 decks
+9% synergy
Mask of Memory
9% of 897 decks
+9% synergy
Rogue's Gloves
9% of 897 decks
+9% synergy
Grafted Exoskeleton
9% of 897 decks
+9% synergy
Protomatter Powder
8% of 497 decks
+8% synergy
Pearl Medallion
8% of 897 decks
+8% synergy
Mobilizer Mech
8% of 497 decks
+8% synergy
Plasma Caster
8% of 234 decks
+8% synergy
Goldvein Pick
8% of 897 decks
+8% synergy
Halo Fountain
8% of 897 decks
+8% synergy
Prosthetic Injector
8% of 897 decks
+8% synergy
Prodigy's Prototype
8% of 497 decks
+8% synergy
Staff of Domination
8% of 897 decks
+8% synergy
Demonic Junker
8% of 159 decks
+8% synergy
Uthros Research Craft
7% of 107 decks
+7% synergy
Contagion Clasp
7% of 897 decks
+7% synergy
Mirrorworks
7% of 897 decks
+7% synergy
Enchantments
Efficient Construction
14% of 497 decks
+14% synergy
Mechanized Production
13% of 497 decks
+13% synergy
Annie Joins Up
12% of 32 decks
+12% synergy
Tempered Steel
12% of 897 decks
+12% synergy
Doubling Season
11% of 70 decks
+11% synergy
Mirrodin Besieged
11% of 497 decks
+11% synergy
Rhythm of the Wild
10% of 40 decks
+10% synergy
Ghirapur Aether Grid
10% of 268 decks
+10% synergy
Vault 112: Sadistic Simulation
9% of 110 decks
+9% synergy
Terrasymbiosis
9% of 11 decks
+9% synergy
Pia's Revolution
8% of 268 decks
+8% synergy
Storm the Vault
8% of 122 decks
+8% synergy
Artificer Class
8% of 497 decks
+8% synergy
Phyrexian Scriptures
8% of 281 decks
+8% synergy
Norn's Decree
8% of 897 decks
+8% synergy
Duelist's Heritage
7% of 897 decks
+7% synergy
Growing Ranks
7% of 70 decks
+7% synergy
All That Glitters
7% of 897 decks
+7% synergy
Whirlwind of Thought
7% of 122 decks
+7% synergy
Innkeeper's Talent
7% of 46 decks
+6% synergy
Parallel Lives
6% of 70 decks
+6% synergy
Primal Vigor
6% of 70 decks
+6% synergy
Phyrexian Arena
6% of 281 decks
+6% synergy
Skrelv's Hive
5% of 897 decks
+5% synergy
Planeswalkers
Tezzeret, Master of the Bridge
19% of 238 decks
+19% synergy
Daretti, Scrap Savant
18% of 268 decks
+18% synergy
Tezzeret the Seeker
14% of 497 decks
+14% synergy
Tezzeret, Artifice Master
8% of 497 decks
+8% synergy
Tezzeret, Betrayer of Flesh
8% of 497 decks
+8% synergy
Tezzeret, Agent of Bolas
7% of 238 decks
+7% synergy
Saheeli, Sublime Artificer
6% of 122 decks
+6% synergy
Tezzeret, Cruel Captain
6% of 212 decks
+6% synergy
Tezzeret the Schemer
5% of 238 decks
+5% synergy
Utility Lands
Darksteel Citadel
33% of 897 decks
+33% synergy
Buried Ruin
29% of 897 decks
+29% synergy
Tree of Tales
26% of 70 decks
+26% synergy
Academy Ruins
23% of 497 decks
+23% synergy
Rogue's Passage
21% of 897 decks
+21% synergy
Inventors' Fair
20% of 897 decks
+20% synergy
Reliquary Tower
17% of 897 decks
+17% synergy
Archway of Innovation
15% of 396 decks
+15% synergy
Urza's Saga
12% of 897 decks
+12% synergy
Bojuka Bog
12% of 281 decks
+12% synergy
Treasure Vault
12% of 897 decks
+12% synergy
Karn's Bastion
11% of 897 decks
+11% synergy
Adagia, Windswept Bastion
10% of 164 decks
+10% synergy
War Room
9% of 897 decks
+9% synergy
Temple of the False God
9% of 897 decks
+9% synergy
Gavony Township
9% of 70 decks
+9% synergy
Monumental Henge
8% of 688 decks
+8% synergy
Access Tunnel
8% of 897 decks
+8% synergy
Otawara, Soaring City
7% of 497 decks
+7% synergy
Slayers' Stronghold
7% of 268 decks
+7% synergy
Sunhome, Fortress of the Legion
7% of 268 decks
+7% synergy
Ishgard, the Holy See
7% of 291 decks
+7% synergy
Susur Secundi, Void Altar
7% of 46 decks
+6% synergy
Minas Tirith
6% of 897 decks
+6% synergy
Muraganda Raceway
6% of 487 decks
+6% synergy
Mech Hangar
6% of 897 decks
+6% synergy
Urza's Mine
6% of 897 decks
+6% synergy
Urza's Power Plant
6% of 897 decks
+6% synergy
Urza's Tower
6% of 897 decks
+6% synergy
Fomori Vault
6% of 740 decks
+6% synergy
Eiganjo, Seat of the Empire
5% of 897 decks
+5% synergy
Forgotten Cave
5% of 268 decks
+5% synergy
Mana Artifacts
Sol Ring
74% of 897 decks
+74% synergy
Arcane Signet
55% of 897 decks
+55% synergy
Boros Signet
31% of 268 decks
+31% synergy
Azorius Signet
30% of 497 decks
+30% synergy
Obelisk of Esper
27% of 238 decks
+27% synergy
Mind Stone
25% of 897 decks
+25% synergy
Talisman of Conviction
22% of 268 decks
+22% synergy
Dimir Signet
21% of 238 decks
+21% synergy
Orzhov Signet
20% of 281 decks
+20% synergy
Izzet Signet
18% of 122 decks
+18% synergy
Talisman of Progress
18% of 497 decks
+17% synergy
Mistvein Borderpost
16% of 238 decks
+16% synergy
Commander's Sphere
16% of 897 decks
+16% synergy
Thought Vessel
14% of 897 decks
+14% synergy
Liquimetal Torque
14% of 897 decks
+14% synergy
Talisman of Creativity
13% of 122 decks
+13% synergy
Talisman of Dominance
12% of 238 decks
+12% synergy
Fellwar Stone
11% of 897 decks
+11% synergy
Thran Dynamo
11% of 897 decks
+11% synergy
Talisman of Hierarchy
10% of 281 decks
+10% synergy
Fabrication Foundry
10% of 857 decks
+10% synergy
Everflowing Chalice
9% of 897 decks
+9% synergy
Fieldmist Borderpost
9% of 497 decks
+9% synergy
Fire Diamond
9% of 268 decks
+9% synergy
Cursed Mirror
9% of 268 decks
+9% synergy
Selesnya Signet
9% of 70 decks
+9% synergy
Rakdos Signet
9% of 82 decks
+9% synergy
Crystal Skull, Isu Spyglass
8% of 387 decks
+8% synergy
Obelisk of Grixis
8% of 62 decks
+8% synergy
Patriar's Seal
8% of 897 decks
+8% synergy
Marble Diamond
8% of 897 decks
+8% synergy
Gruul Signet
8% of 40 decks
+7% synergy
Glistening Sphere
7% of 897 decks
+7% synergy
Chromatic Lantern
7% of 897 decks
+7% synergy
Cargo Ship
6% of 173 decks
+6% synergy
Prismatic Lens
6% of 897 decks
+6% synergy
Sonic Screwdriver
6% of 876 decks
+6% synergy
Talisman of Indulgence
6% of 82 decks
+6% synergy
Cultivator's Caravan
6% of 897 decks
+6% synergy
Darksteel Ingot
6% of 897 decks
+6% synergy
Mox Opal
5% of 897 decks
+5% synergy
Midnight Clock
5% of 497 decks
+5% synergy
Hedron Archive
5% of 897 decks
+5% synergy
Lands
Arcane Sanctum
59% of 238 decks
+59% synergy
Command Tower
54% of 897 decks
+54% synergy
Mystic Monastery
47% of 122 decks
+47% synergy
Razortide Bridge
46% of 497 decks
+46% synergy
Silverbluff Bridge
45% of 122 decks
+45% synergy
Mistvault Bridge
43% of 238 decks
+43% synergy
Goldmire Bridge
41% of 281 decks
+41% synergy
Rustvale Bridge
41% of 268 decks
+41% synergy
Slagwoods Bridge
35% of 40 decks
+35% synergy
Prairie Stream
34% of 497 decks
+34% synergy
Drossforge Bridge
33% of 82 decks
+33% synergy
Clifftop Retreat
31% of 268 decks
+31% synergy
Glacial Fortress
31% of 497 decks
+31% synergy
Jungle Shrine
30% of 40 decks
+30% synergy
Nomad Outpost
28% of 82 decks
+28% synergy
Thornglint Bridge
27% of 70 decks
+27% synergy
Seaside Citadel
24% of 45 decks
+24% synergy
Battlefield Forge
24% of 268 decks
+24% synergy
Canopy Vista
23% of 70 decks
+23% synergy
Crumbling Necropolis
23% of 62 decks
+23% synergy
Opulent Palace
23% of 31 decks
+23% synergy
Cinder Glade
22% of 40 decks
+22% synergy
Boros Garrison
22% of 268 decks
+22% synergy
Hallowed Fountain
22% of 497 decks
+22% synergy
Tanglepool Bridge
22% of 45 decks
+22% synergy
Skycloud Expanse
22% of 497 decks
+22% synergy
Exotic Orchard
21% of 897 decks
+21% synergy
Adarkar Wastes
20% of 497 decks
+20% synergy
Darkmoss Bridge
20% of 35 decks
+20% synergy
Temple of Enlightenment
20% of 497 decks
+20% synergy
Temple of Triumph
19% of 268 decks
+19% synergy
Azorius Chancery
19% of 497 decks
+19% synergy
Port Town
19% of 497 decks
+19% synergy
Sunken Hollow
19% of 238 decks
+19% synergy
Sulfur Falls
19% of 122 decks
+19% synergy
The World Tree
19% of 27 decks
+18% synergy
Watery Grave
18% of 238 decks
+18% synergy
Godless Shrine
17% of 281 decks
+17% synergy
Raffine's Tower
17% of 238 decks
+17% synergy
Sacred Foundry
17% of 268 decks
+17% synergy
Myriad Landscape
16% of 897 decks
+16% synergy
Steam Vents
16% of 122 decks
+16% synergy
Temple of Epiphany
16% of 122 decks
+16% synergy
Evolving Wilds
16% of 897 decks
+16% synergy
Spire of Industry
16% of 897 decks
+16% synergy
Temple Garden
16% of 70 decks
+16% synergy
Sea of Clouds
16% of 497 decks
+16% synergy
Deserted Beach
16% of 497 decks
+16% synergy
Stomping Ground
15% of 40 decks
+15% synergy
Jetmir's Garden
15% of 40 decks
+15% synergy