Gosta Dirk (Commander)
Gosta Dirk
15 decks (0.000%)
Rank #3876
Jan 21, 2021
Evasive Maneuvers — Landwalking
Is landwalk all that good for evasion? Trent does the math to find out!
Deck Filters
Ponder
47% of 15 decks
+36% synergy
Wayfarer's Bauble
47% of 15 decks
+34% synergy
Opt
40% of 15 decks
+30% synergy
Ravenform
33% of 15 decks
+29% synergy
Render Silent
33% of 15 decks
+26% synergy
Shadowspear
27% of 15 decks
+25% synergy
Stroke of Midnight
40% of 15 decks
+24% synergy
Mystic Remora
40% of 15 decks
+23% synergy
An Offer You Can't Refuse
47% of 15 decks
+23% synergy
Archivist of Oghma
27% of 15 decks
+21% synergy
Top Cards
Swords to Plowshares
67% of 15 decks
-4% synergy
Counterspell
60% of 15 decks
+6% synergy
Path to Exile
53% of 15 decks
+0% synergy
Arcane Denial
47% of 15 decks
+21% synergy
Supreme Verdict
40% of 15 decks
+12% synergy
Negate
40% of 15 decks
+11% synergy
Austere Command
33% of 15 decks
+18% synergy
Dovin's Veto
33% of 15 decks
-3% synergy
Swan Song
33% of 15 decks
+17% synergy
Propaganda
33% of 15 decks
+10% synergy
Game Changers
Rhystic Study
47% of 15 decks
+21% synergy
Smothering Tithe
47% of 15 decks
+19% synergy
Drannith Magistrate
27% of 15 decks
+19% synergy
Mystical Tutor
27% of 15 decks
+12% synergy
Fierce Guardianship
27% of 15 decks
+10% synergy
Cyclonic Rift
27% of 15 decks
+2% synergy
Grand Arbiter Augustin IV
20% of 15 decks
+10% synergy
Narset, Parter of Veils
13% of 15 decks
+6% synergy
Mishra's Workshop
7% of 15 decks
+6% synergy
Thassa's Oracle
7% of 15 decks
+2% synergy
Creatures
Grand Abolisher
27% of 15 decks
+16% synergy
Diversion Unit
25% of 8 decks
+22% synergy
Solemn Simulacrum
20% of 15 decks
-6% synergy
Esper Sentinel
20% of 15 decks
-2% synergy
The Reality Chip
20% of 15 decks
+13% synergy
Ultramarines Honour Guard
13% of 15 decks
+13% synergy
Indomitable Archangel
13% of 15 decks
+10% synergy
Foundry Inspector
13% of 15 decks
-1% synergy
Judge's Familiar
13% of 15 decks
+9% synergy
Deadeye Quartermaster
13% of 15 decks
+12% synergy
Avenging Huntbonder
13% of 15 decks
+13% synergy
Danitha Capashen, Paragon
13% of 15 decks
+12% synergy
Daxos of Meletis
13% of 15 decks
+12% synergy
Arashin Foremost
13% of 15 decks
+13% synergy
Siren Stormtamer
13% of 15 decks
+11% synergy
Brass Squire
13% of 15 decks
+13% synergy
Mother of Runes
13% of 15 decks
+10% synergy
Vanguard Suppressor
13% of 15 decks
+13% synergy
Chasm Skulker
13% of 15 decks
+9% synergy
Ornithopter
13% of 15 decks
+11% synergy
Lavinia, Azorius Renegade
13% of 15 decks
+8% synergy
Frostwind Invoker
13% of 15 decks
+13% synergy
Boon-Bringer Valkyrie
13% of 15 decks
+13% synergy
Prosperous Pirates
13% of 15 decks
+13% synergy
Thought Monitor
13% of 15 decks
+6% synergy
Dragonscale General
13% of 15 decks
+13% synergy
Archetype of Imagination
13% of 15 decks
+11% synergy
Spectral Sailor
13% of 15 decks
+9% synergy
Faerie Mastermind
13% of 15 decks
+5% synergy
Sun Titan
13% of 15 decks
+2% synergy
Zephyrim
13% of 15 decks
+13% synergy
Hullbreaker Horror
13% of 15 decks
+5% synergy
Space Marine Devastator
13% of 15 decks
+13% synergy
Aven Mindcensor
13% of 15 decks
+4% synergy
Herald of Dromoka
13% of 15 decks
+13% synergy
Aetherjacket
12% of 8 decks
+12% synergy
Stridehangar Automaton
12% of 8 decks
+9% synergy
Mu Yanling, Wind Rider
12% of 8 decks
+9% synergy
Fear of Falling
11% of 9 decks
+11% synergy
Witch Enchanter
11% of 9 decks
-1% synergy
Jacked Rabbit
11% of 9 decks
+11% synergy
Salvation Colossus
11% of 9 decks
+11% synergy
Angel of Indemnity
8% of 12 decks
+7% synergy
Steamcore Scholar
8% of 13 decks
+7% synergy
Private Eye
8% of 13 decks
+7% synergy
Agency Outfitter
8% of 13 decks
+8% synergy
Projektor Inspector
8% of 13 decks
+8% synergy
Forensic Researcher
8% of 13 decks
+7% synergy
Merchant of Truth
8% of 13 decks
+7% synergy
James, Wandering Dad
8% of 13 decks
+7% synergy
Instants
Generous Gift
33% of 15 decks
-2% synergy
Brainstorm
27% of 15 decks
+8% synergy
Silence
27% of 15 decks
+19% synergy
Pongify
20% of 15 decks
+12% synergy
Mana Drain
20% of 15 decks
+4% synergy
Disenchant
20% of 15 decks
+11% synergy
Rapid Hybridization
13% of 15 decks
+8% synergy
Dispatch
13% of 15 decks
+0% synergy
Flawless Maneuver
13% of 15 decks
+7% synergy
Dispel
13% of 15 decks
+10% synergy
Flusterstorm
13% of 15 decks
+9% synergy
Secure the Wastes
13% of 15 decks
+12% synergy
Heliod's Intervention
13% of 15 decks
+7% synergy
Dawn's Truce
11% of 9 decks
+3% synergy
Strix Serenade
11% of 9 decks
+6% synergy
Into the Flood Maw
11% of 9 decks
+9% synergy
Sink into Stupor
11% of 9 decks
-1% synergy
Final Showdown
8% of 12 decks
+5% synergy
Not on My Watch
8% of 13 decks
+7% synergy
Make Your Move
8% of 13 decks
+7% synergy
Officious Interrogation
8% of 13 decks
+6% synergy
No More Lies
8% of 13 decks
+3% synergy
Deduce
8% of 13 decks
+7% synergy
Permission Denied
7% of 14 decks
+1% synergy
Muddle the Mixture
7% of 15 decks
+1% synergy
Teferi's Protection
7% of 15 decks
-11% synergy
Absorb
7% of 15 decks
+1% synergy
Loran's Escape
7% of 15 decks
+4% synergy
Return to Dust
7% of 15 decks
+2% synergy
Twitch
7% of 15 decks
+7% synergy
Army of Allah
7% of 15 decks
+7% synergy
Stubborn Denial
7% of 15 decks
+6% synergy
Dominaria's Judgment
7% of 15 decks
+7% synergy
Countermand
7% of 15 decks
+7% synergy
Fact or Fiction
7% of 15 decks
+2% synergy
Mystical Dispute
7% of 15 decks
+6% synergy
You See a Guard Approach
7% of 15 decks
+4% synergy
Consider
7% of 15 decks
+2% synergy
Gainsay
7% of 15 decks
+7% synergy
Moonlace
7% of 15 decks
+7% synergy
Blacksmith's Skill
7% of 15 decks
+5% synergy
Take into Custody
7% of 15 decks
+6% synergy
Leadership Vacuum
7% of 15 decks
+6% synergy
Even the Odds
7% of 15 decks
+7% synergy
Vision Skeins
7% of 15 decks
+4% synergy
Reality Shift
7% of 15 decks
-3% synergy
Hornswoggle
7% of 15 decks
+7% synergy
Disrupt
7% of 15 decks
+6% synergy
Filter Out
7% of 15 decks
+6% synergy
Festival
7% of 15 decks
+7% synergy
Sorceries
Windfall
27% of 15 decks
+14% synergy
Time Wipe
27% of 15 decks
+12% synergy
Preordain
27% of 15 decks
+17% synergy
Wrath of God
20% of 15 decks
+13% synergy
Fabricate
20% of 15 decks
+9% synergy
Dance of the Manse
20% of 15 decks
+12% synergy
Thoughtcast
13% of 15 decks
+4% synergy
Approach of the Second Sun
13% of 15 decks
-3% synergy
Seize the Secrets
8% of 12 decks
+8% synergy
Chart a Course
7% of 15 decks
+5% synergy
Void Snare
7% of 15 decks
+7% synergy
Ondu Inversion
7% of 15 decks
+4% synergy
Chaplain's Blessing
7% of 15 decks
+5% synergy
Sevinne's Reclamation
7% of 15 decks
+0% synergy
Drafna's Restoration
7% of 15 decks
+7% synergy
Dismantling Wave
7% of 15 decks
+6% synergy
Enter the Infinite
7% of 15 decks
+6% synergy
Open the Armory
7% of 15 decks
+4% synergy
Storm Herd
7% of 15 decks
+2% synergy
Mind Spring
7% of 15 decks
+5% synergy
Farewell
7% of 15 decks
-12% synergy
Cleansing Ray
7% of 15 decks
+7% synergy
Curse of the Swine
7% of 15 decks
+3% synergy
Deep Analysis
7% of 15 decks
+5% synergy
Idyllic Tutor
7% of 15 decks
+1% synergy
Treasure Cruise
7% of 15 decks
+3% synergy
Cleansing Meditation
7% of 15 decks
+6% synergy
Decree of Justice
7% of 15 decks
+6% synergy
Clone Legion
7% of 15 decks
+5% synergy
Finale of Glory
7% of 15 decks
+3% synergy
Finale of Revelation
7% of 15 decks
+3% synergy
Tempt with Reflections
7% of 15 decks
+6% synergy
Personal Tutor
7% of 15 decks
+5% synergy
Brilliant Restoration
7% of 15 decks
+2% synergy
Vanquish the Horde
7% of 15 decks
+2% synergy
White Sun's Twilight
7% of 15 decks
+3% synergy
Distant Melody
7% of 15 decks
+1% synergy
Reconstruction
7% of 15 decks
+7% synergy
Mass Appeal
7% of 15 decks
+6% synergy
Fumigate
7% of 15 decks
+3% synergy
Sage's Knowledge
7% of 15 decks
+7% synergy
Slash the Ranks
7% of 15 decks
+5% synergy
Spectral Deluge
7% of 15 decks
+5% synergy
River's Rebuke
7% of 15 decks
+6% synergy
Winged Words
7% of 15 decks
+1% synergy
Skittering Invasion
7% of 15 decks
+7% synergy
Day of Judgment
7% of 15 decks
+4% synergy
Sworn Companions
7% of 15 decks
+7% synergy
By Invitation Only
7% of 15 decks
+6% synergy
Brilliant Plan
7% of 15 decks
+7% synergy
Utility Artifacts
Sword of Fire and Ice
20% of 15 decks
+19% synergy
Sword of War and Peace
20% of 15 decks
+19% synergy
Batterskull
20% of 15 decks
+20% synergy
The Key to the Vault
17% of 12 decks
+15% synergy
Sword of Wealth and Power
15% of 13 decks
+15% synergy
The Indomitable
14% of 14 decks
+11% synergy
Oketra's Monument
13% of 15 decks
+12% synergy
Elixir of Immortality
13% of 15 decks
+11% synergy
Inquisitorial Rosette
13% of 15 decks
+13% synergy
Sword of Hearth and Home
13% of 15 decks
+11% synergy
Key to the City
13% of 15 decks
+13% synergy
Sword of Forge and Frontier
13% of 15 decks
+13% synergy
Commander's Plate
13% of 15 decks
+12% synergy
Sword of Sinew and Steel
13% of 15 decks
+13% synergy
Sword of Feast and Famine
13% of 15 decks
+12% synergy
Thunderhawk Gunship
13% of 15 decks
+11% synergy
Blackblade Reforged
13% of 15 decks
+12% synergy
Isochron Scepter
13% of 15 decks
+6% synergy
Bident of Thassa
13% of 15 decks
+3% synergy
Sword of Vengeance
13% of 15 decks
+12% synergy
Air Response Unit
12% of 8 decks
+12% synergy
Thopter Fabricator
12% of 8 decks
+8% synergy
Ghost Vacuum
11% of 9 decks
+10% synergy
Lavaspur Boots
8% of 12 decks
+7% synergy
Brotherhood Vertibird
8% of 13 decks
+5% synergy
Thinking Cap
8% of 13 decks
+7% synergy
Weakstone
7% of 15 decks
+7% synergy
Sword of Light and Shadow
7% of 15 decks
+6% synergy
Tawnos's Coffin
7% of 15 decks
+7% synergy
Desecrated Tomb
7% of 15 decks
+7% synergy
Lithoform Engine
7% of 15 decks
+5% synergy
Thorn of Amethyst
7% of 15 decks
+6% synergy
Rocket Launcher
7% of 15 decks
+7% synergy
Prism Ring
7% of 15 decks
+7% synergy
Sensei's Divining Top
7% of 15 decks
-0% synergy
Kraken's Eye
7% of 15 decks
+7% synergy
Rakalite
7% of 15 decks
+7% synergy
Ashnod's Transmogrant
7% of 15 decks
+7% synergy
Sword of Once and Future
7% of 15 decks
+6% synergy
Tawnos's Wand
7% of 15 decks
+7% synergy
Cranial Archive
7% of 15 decks
+7% synergy
Reaver Titan
7% of 15 decks
+3% synergy
Obelisk of Undoing
7% of 15 decks
+7% synergy
Mightstone
7% of 15 decks
+7% synergy
Millstone
7% of 15 decks
+7% synergy
Jalum Tome
7% of 15 decks
+7% synergy
Ghoulcaller's Bell
7% of 15 decks
+7% synergy
Manifold Key
7% of 15 decks
-1% synergy
Moonsilver Key
7% of 15 decks
+4% synergy
The One Ring
7% of 15 decks
-2% synergy
Enchantments
Darksteel Mutation
20% of 15 decks
+14% synergy
Sky Tether
13% of 15 decks
+13% synergy
Imprisoned in the Moon
13% of 15 decks
+8% synergy
Sigarda's Aid
13% of 15 decks
+12% synergy
Blind Obedience
13% of 15 decks
+3% synergy
Damping Field
13% of 15 decks
+13% synergy
Defenders of Humanity
13% of 15 decks
+13% synergy
Sphere of Safety
13% of 15 decks
+9% synergy
Land Tax
13% of 15 decks
+5% synergy
Ghostly Prison
13% of 15 decks
-10% synergy
Ajani Fells the Godsire
11% of 9 decks
+11% synergy
Charitable Levy
11% of 9 decks
+10% synergy
Case of the Pilfered Proof
8% of 13 decks
+7% synergy
Armed with Proof
8% of 13 decks
+7% synergy
Burden of Proof
8% of 13 decks
+8% synergy
Kindred Discovery
7% of 15 decks
+2% synergy
Radiant Destiny
7% of 15 decks
+6% synergy
Mystic Decree
7% of 15 decks
+7% synergy
Counterbalance
7% of 15 decks
+5% synergy
Staggering Insight
7% of 15 decks
+3% synergy
Reconnaissance Mission
7% of 15 decks
-1% synergy
Homarid Spawning Bed
7% of 15 decks
+7% synergy
Grasp of Fate
7% of 15 decks
+4% synergy
Teferi's Ageless Insight
7% of 15 decks
-0% synergy
Personal Sanctuary
7% of 15 decks
+7% synergy
Great Wall
7% of 15 decks
+7% synergy
Gift of Immortality
7% of 15 decks
+5% synergy
Circle of Protection: Artifacts
7% of 15 decks
+7% synergy
Aqueous Form
7% of 15 decks
+2% synergy
Reparations
7% of 15 decks
+7% synergy
Aysen Highway
7% of 15 decks
+7% synergy
Forced Fruition
7% of 15 decks
+4% synergy
Forge Anew
7% of 15 decks
+6% synergy
Authority of the Consuls
7% of 15 decks
-0% synergy
Mind Over Matter
7% of 15 decks
+5% synergy
Force Bubble
7% of 15 decks
+7% synergy
Convincing Mirage
7% of 15 decks
+7% synergy
Anointed Procession
7% of 15 decks
+2% synergy
Shielded by Faith
7% of 15 decks
+6% synergy
Energy Flux
7% of 15 decks
+7% synergy
Estrid's Invocation
7% of 15 decks
+6% synergy
Dovin's Acuity
7% of 15 decks
+6% synergy
Coastal Piracy
7% of 15 decks
+4% synergy
Steel of the Godhead
7% of 15 decks
+3% synergy
Power Artifact
7% of 15 decks
+6% synergy
Artifact Ward
7% of 15 decks
+7% synergy
Karmic Justice
7% of 15 decks
+6% synergy
Battle Mastery
7% of 15 decks
+5% synergy
All That Glitters
7% of 15 decks
+3% synergy
Terra Eternal
7% of 15 decks
+6% synergy
Planeswalkers
Teferi, Time Raveler
13% of 15 decks
+3% synergy
Elspeth, Sun's Champion
7% of 15 decks
+4% synergy
Mu Yanling, Sky Dancer
7% of 15 decks
+6% synergy
Tezzeret the Seeker
7% of 15 decks
+2% synergy
Tezzeret, Betrayer of Flesh
7% of 15 decks
+3% synergy
Teferi, Timebender
7% of 15 decks
+6% synergy
Dovin, Architect of Law
7% of 15 decks
+6% synergy
Teferi, Master of Time
7% of 15 decks
+5% synergy
Jace, Ingenious Mind-Mage
7% of 15 decks
+7% synergy
Utility Lands
Reliquary Tower
53% of 15 decks
+5% synergy
Ancient Den
20% of 15 decks
+6% synergy
Mystic Sanctuary
13% of 15 decks
-5% synergy
Seat of the Synod
13% of 15 decks
-2% synergy
Mishra's Factory
13% of 15 decks
+12% synergy
Eiganjo, Seat of the Empire
13% of 15 decks
+2% synergy
Castle Vantress
13% of 15 decks
+7% synergy
Temple of the False God
13% of 15 decks
+5% synergy
Otawara, Soaring City
13% of 15 decks
-6% synergy
Rogue's Passage
13% of 15 decks
-1% synergy
Castle Ardenvale
13% of 15 decks
+10% synergy
Restless Anchorage
7% of 14 decks
-1% synergy
Minamo, School at Water's Edge
7% of 15 decks
-1% synergy
Ancient Tomb
7% of 15 decks
-2% synergy
Idyllic Grange
7% of 15 decks
+6% synergy
Rivendell
7% of 15 decks
+1% synergy
Urza's Tower
7% of 15 decks
+5% synergy
Urza's Mine
7% of 15 decks
+5% synergy
Buried Ruin
7% of 15 decks
-1% synergy
Boseiju, Who Shelters All
7% of 15 decks
+6% synergy
Nomad Stadium
7% of 15 decks
+7% synergy
Blinkmoth Nexus
7% of 15 decks
+6% synergy
Tolaria West
7% of 15 decks
+6% synergy
Grasping Dunes
7% of 15 decks
+7% synergy
Seaside Haven
7% of 15 decks
+5% synergy
Magosi, the Waterveil
7% of 15 decks
+7% synergy
Urza's Saga
7% of 15 decks
-5% synergy
Moorland Haunt
7% of 15 decks
+1% synergy
Scavenger Grounds
7% of 15 decks
+3% synergy
Inkmoth Nexus
7% of 15 decks
+6% synergy
Emergence Zone
7% of 15 decks
+5% synergy
Skyline Cascade
7% of 15 decks
+6% synergy
Darksteel Citadel
7% of 15 decks
-4% synergy
Inventors' Fair
7% of 15 decks
-2% synergy
Academy Ruins
7% of 15 decks
-5% synergy
Frostwalk Bastion
7% of 15 decks
+6% synergy
Sequestered Stash
7% of 15 decks
+7% synergy
Sanctum of Eternity
7% of 15 decks
+6% synergy
Moonring Island
7% of 15 decks
+6% synergy
Strip Mine
7% of 15 decks
+4% synergy
Urza's Power Plant
7% of 15 decks
+5% synergy
Guildless Commons
7% of 15 decks
+5% synergy
Mana Artifacts
Sol Ring
73% of 15 decks
-14% synergy
Azorius Signet
73% of 15 decks
+12% synergy
Arcane Signet
67% of 15 decks
-18% synergy
Everflowing Chalice
47% of 15 decks
+42% synergy
Talisman of Progress
40% of 15 decks
-9% synergy
Midnight Clock
40% of 15 decks
+31% synergy
Mind Stone
20% of 15 decks
-9% synergy
Fellwar Stone
13% of 15 decks
-17% synergy
Thought Vessel
13% of 15 decks
-30% synergy
Replicating Ring
7% of 15 decks
+5% synergy
Sky Diamond
7% of 15 decks
-4% synergy
Jeweled Lotus
7% of 15 decks
+4% synergy
Azorius Cluestone
7% of 15 decks
+5% synergy
Colossal Plow
7% of 15 decks
+4% synergy
Warden of the Wall
7% of 15 decks
+7% synergy
Basalt Monolith
7% of 15 decks
+2% synergy
Azorius Keyrune
7% of 15 decks
+4% synergy
Thunder Totem
7% of 15 decks
+7% synergy
Marble Diamond
7% of 15 decks
-3% synergy
Gemstone Array
7% of 15 decks
+7% synergy
Coveted Jewel
7% of 15 decks
+4% synergy
Khalni Gem
7% of 15 decks
+7% synergy
Ojutai Monument
7% of 15 decks
+6% synergy
Prismatic Lens
7% of 15 decks
+4% synergy
Mox Opal
7% of 15 decks
+0% synergy
Lands
Island
93% of 15 decks
-1% synergy
Plains
93% of 15 decks
-1% synergy
Command Tower
80% of 15 decks
-6% synergy
Glacial Fortress
67% of 15 decks
+8% synergy
Azorius Chancery
53% of 15 decks
+15% synergy
Prairie Stream
53% of 15 decks
-13% synergy
Hallowed Fountain
47% of 15 decks
+1% synergy
Myriad Landscape
40% of 15 decks
+21% synergy
Hengegate Pathway
40% of 15 decks
+19% synergy
Sea of Clouds
40% of 15 decks
-1% synergy
Temple of Enlightenment
40% of 15 decks
+0% synergy
Deserted Beach
40% of 15 decks
+2% synergy
Irrigated Farmland
33% of 15 decks
+12% synergy
Port Town
33% of 15 decks
-15% synergy
Flooded Strand
33% of 15 decks
+3% synergy
Fabled Passage
27% of 15 decks
+19% synergy
Evolving Wilds
27% of 15 decks
+10% synergy
Path of Ancestry
27% of 15 decks
+13% synergy
Mystic Gate
27% of 15 decks
+6% synergy
Floodfarm Verge
22% of 9 decks
-3% synergy
Skycloud Expanse
20% of 15 decks
-15% synergy
Adarkar Wastes
20% of 15 decks
-19% synergy
Tundra
13% of 15 decks
+1% synergy
Terramorphic Expanse
13% of 15 decks
+2% synergy
Nimbus Maze
13% of 15 decks
-10% synergy
Witch Enchanter
11% of 9 decks
-1% synergy
Sink into Stupor
11% of 9 decks
-1% synergy
Meticulous Archive
8% of 13 decks
-10% synergy
Prismatic Vista
7% of 15 decks
+1% synergy
Idyllic Beachfront
7% of 15 decks
-2% synergy
Ondu Inversion
7% of 15 decks
+4% synergy
Boreal Shelf
7% of 15 decks
+5% synergy
Exotic Orchard
7% of 15 decks
-21% synergy
Skybridge Towers
7% of 15 decks
+3% synergy
School of the Unseen
7% of 15 decks
+7% synergy
Primal Beyond
7% of 15 decks
+7% synergy
Glacial Floodplain
7% of 15 decks
-3% synergy
Rhystic Cave
7% of 15 decks
+7% synergy
Razortide Bridge
7% of 15 decks
-8% synergy
Henge of Ramos
7% of 15 decks
+7% synergy
Cloudcrest Lake
7% of 15 decks
+6% synergy
Guildmages' Forum
7% of 15 decks
+7% synergy
Silundi Vision
7% of 15 decks
+5% synergy
Brokers Hideout
7% of 15 decks
+5% synergy
Land Cap
7% of 15 decks
+7% synergy
Archaeological Dig
7% of 15 decks
+7% synergy
Obscura Storefront
7% of 15 decks
+5% synergy
Meteor Crater
7% of 15 decks
+7% synergy
Seafloor Debris
7% of 15 decks
+7% synergy