Ramos, Dragon Engine (Commander) - Upgraded Mutate

Background image for The Top 10 Most Played Commanders Cards with Five-Color Abilities
Nick Price
Dec 10, 2025
The Top 10 Most Played Commanders Cards with Five-Color Abilities
Which 5-color cards are the most played in Commander? We're talking cards that have every single color in their casting cost!
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Origin of Metalbending
33%inclusion1 decks3 decks
29%synergy
High Synergy Cards
Brokkos, Apex of Forever
100%inclusion12 decks12 decks
99%synergy
Illuna, Apex of Wishes
100%inclusion12 decks12 decks
99%synergy
Sea-Dasher Octopus
92%inclusion11 decks12 decks
91%synergy
Boneyard Lurker
92%inclusion11 decks12 decks
91%synergy
Gemrazer
92%inclusion11 decks12 decks
91%synergy
Snapdax, Apex of the Hunt
92%inclusion11 decks12 decks
91%synergy
Vadrok, Apex of Thunder
92%inclusion11 decks12 decks
91%synergy
Nethroi, Apex of Death
92%inclusion11 decks12 decks
90%synergy
Glowstone Recluse
83%inclusion10 decks12 decks
83%synergy
Dirge Bat
83%inclusion10 decks12 decks
83%synergy
Top Cards
Pollywog Symbiote
75%inclusion9 decks12 decks
74%synergy
Pouncing Shoreshark
75%inclusion9 decks12 decks
74%synergy
Migratory Greathorn
75%inclusion9 decks12 decks
74%synergy
Chittering Harvester
75%inclusion9 decks12 decks
74%synergy
Otrimi, the Ever-Playful
75%inclusion9 decks12 decks
74%synergy
Dreamtail Heron
67%inclusion8 decks12 decks
66%synergy
Insatiable Hemophage
67%inclusion8 decks12 decks
66%synergy
Parcelbeast
67%inclusion8 decks12 decks
66%synergy
Sawtusk Demolisher
58%inclusion7 decks12 decks
58%synergy
Huntmaster Liger
50%inclusion6 decks12 decks
50%synergy
Game Changers
Rhystic Study
33%inclusion4 decks12 decks
12%synergy
Cyclonic Rift
33%inclusion4 decks12 decks
16%synergy
Teferi's Protection
25%inclusion3 decks12 decks
10%synergy
Fierce Guardianship
25%inclusion3 decks12 decks
13%synergy
Smothering Tithe
8.3%inclusion1 decks12 decks
-11%synergy
Ancient Tomb
8.3%inclusion1 decks12 decks
-1%synergy
The One Ring
8.3%inclusion1 decks12 decks
-1%synergy
Seedborn Muse
8.3%inclusion1 decks12 decks
4%synergy
Mana Vault
8.3%inclusion1 decks12 decks
2%synergy
Demonic Tutor
8.3%inclusion1 decks12 decks
-10%synergy
Creatures
Lore Drakkis
50%inclusion6 decks12 decks
49%synergy
Ivy, Gleeful Spellthief
50%inclusion6 decks12 decks
49%synergy
Trumpeting Gnarr
50%inclusion6 decks12 decks
50%synergy
Auspicious Starrix
50%inclusion6 decks12 decks
49%synergy
Cubwarden
50%inclusion6 decks12 decks
50%synergy
Essence Symbiote
50%inclusion6 decks12 decks
50%synergy
Archipelagore
50%inclusion6 decks12 decks
50%synergy
Cavern Whisperer
50%inclusion6 decks12 decks
50%synergy
Mysterious Egg
50%inclusion6 decks12 decks
50%synergy
Vulpikeet
42%inclusion5 decks12 decks
41%synergy
Omnath, Locus of All
42%inclusion5 decks12 decks
39%synergy
Everquill Phoenix
42%inclusion5 decks12 decks
41%synergy
Beast Whisperer
42%inclusion5 decks12 decks
40%synergy
Animar, Soul of Elements
42%inclusion5 decks12 decks
40%synergy
Necropanther
42%inclusion5 decks12 decks
41%synergy
Souvenir Snatcher
42%inclusion5 decks12 decks
41%synergy
Mindleecher
33%inclusion4 decks12 decks
33%synergy
Chromanticore
33%inclusion4 decks12 decks
31%synergy
Majestic Auricorn
33%inclusion4 decks12 decks
33%synergy
Porcuparrot
33%inclusion4 decks12 decks
33%synergy
Cloudpiercer
33%inclusion4 decks12 decks
33%synergy
Regal Leosaur
33%inclusion4 decks12 decks
33%synergy
Gyruda, Doom of Depths
25%inclusion3 decks12 decks
25%synergy
Luminous Broodmoth
25%inclusion3 decks12 decks
24%synergy
Zilortha, Strength Incarnate
25%inclusion3 decks12 decks
25%synergy
Crystalline Giant
25%inclusion3 decks12 decks
25%synergy
Yidaro, Wandering Monster
25%inclusion3 decks12 decks
25%synergy
Faeburrow Elder
25%inclusion3 decks12 decks
6%synergy
Void Beckoner
25%inclusion3 decks12 decks
25%synergy
Titanoth Rex
25%inclusion3 decks12 decks
25%synergy
Sprite Dragon
25%inclusion3 decks12 decks
25%synergy
Birds of Paradise
25%inclusion3 decks12 decks
0%synergy
Hangarback Walker
25%inclusion3 decks12 decks
25%synergy
Killian, Ink Duelist
25%inclusion3 decks12 decks
25%synergy
Slippery Bogle
25%inclusion3 decks12 decks
25%synergy
Kotis, the Fangkeeper
22%inclusion2 decks9 decks
22%synergy
Zagoth Mamba
17%inclusion2 decks12 decks
17%synergy
Maelstrom Archangel
17%inclusion2 decks12 decks
13%synergy
Dryad of the Ilysian Grove
17%inclusion2 decks12 decks
3%synergy
Corpsejack Menace
17%inclusion2 decks12 decks
16%synergy
Paradise Druid
17%inclusion2 decks12 decks
16%synergy
Sakura-Tribe Elder
17%inclusion2 decks12 decks
13%synergy
Jegantha, the Wellspring
17%inclusion2 decks12 decks
12%synergy
Starwinder
17%inclusion1 decks6 decks
16%synergy
Red XIII, Proud Warrior
13%inclusion1 decks8 decks
12%synergy
Disciple of Freyalise
9.1%inclusion1 decks11 decks
8%synergy
Hydroelectric Specimen
9.1%inclusion1 decks11 decks
9%synergy
Thunderclap Drake
9.1%inclusion1 decks11 decks
9%synergy
Giggling Skitterspike
9.1%inclusion1 decks11 decks
9%synergy
Troll Ascetic
8.3%inclusion1 decks12 decks
8%synergy
Instants
Assassin's Trophy
42%inclusion5 decks12 decks
28%synergy
Abzan Charm
33%inclusion4 decks12 decks
31%synergy
Path to Exile
33%inclusion4 decks12 decks
6%synergy
Deadly Rollick
25%inclusion3 decks12 decks
20%synergy
Dovin's Veto
25%inclusion3 decks12 decks
18%synergy
Heroic Intervention
25%inclusion3 decks12 decks
3%synergy
Boros Charm
25%inclusion3 decks12 decks
20%synergy
Sultai Charm
25%inclusion3 decks12 decks
23%synergy
Swords to Plowshares
25%inclusion3 decks12 decks
-14%synergy
Unite the Coalition
17%inclusion2 decks12 decks
14%synergy
Naya Charm
17%inclusion2 decks12 decks
15%synergy
Bant Charm
17%inclusion2 decks12 decks
15%synergy
Eladamri's Call
17%inclusion2 decks12 decks
10%synergy
Flawless Maneuver
17%inclusion2 decks12 decks
13%synergy
Riveteers Charm
17%inclusion2 decks12 decks
16%synergy
Beast Within
17%inclusion2 decks12 decks
4%synergy
Jund Charm
17%inclusion2 decks12 decks
16%synergy
Anguished Unmaking
17%inclusion2 decks12 decks
9%synergy
Auroral Procession
11%inclusion1 decks9 decks
10%synergy
Alesha's Legacy
11%inclusion1 decks9 decks
11%synergy
Defend the Rider
9.1%inclusion1 decks11 decks
9%synergy
Final Showdown
9.1%inclusion1 decks11 decks
9%synergy
Revitalizing Repast
9.1%inclusion1 decks11 decks
8%synergy
Crumb and Get It
9.1%inclusion1 decks11 decks
9%synergy
Overprotect
9.1%inclusion1 decks11 decks
9%synergy
Chaos Warp
8.3%inclusion1 decks12 decks
3%synergy
Frantic Search
8.3%inclusion1 decks12 decks
6%synergy
Fight as One
8.3%inclusion1 decks12 decks
8%synergy
Tainted Pact
8.3%inclusion1 decks12 decks
5%synergy
Abrupt Decay
8.3%inclusion1 decks12 decks
5%synergy
Snakeskin Veil
8.3%inclusion1 decks12 decks
8%synergy
An Offer You Can't Refuse
8.3%inclusion1 decks12 decks
-2%synergy
Chance for Glory
8.3%inclusion1 decks12 decks
8%synergy
Growth Spiral
8.3%inclusion1 decks12 decks
-1%synergy
Village Rites
8.3%inclusion1 decks12 decks
8%synergy
Brainstorm
8.3%inclusion1 decks12 decks
3%synergy
Lim-Dûl's Vault
8.3%inclusion1 decks12 decks
8%synergy
Built to Last
8.3%inclusion1 decks12 decks
8%synergy
Fact or Fiction
8.3%inclusion1 decks12 decks
7%synergy
Adamant Will
8.3%inclusion1 decks12 decks
8%synergy
Ruinous Intrusion
8.3%inclusion1 decks12 decks
8%synergy
Rakdos Charm
8.3%inclusion1 decks12 decks
7%synergy
Armor of Shadows
8.3%inclusion1 decks12 decks
8%synergy
Void Rend
8.3%inclusion1 decks12 decks
5%synergy
Mana Drain
8.3%inclusion1 decks12 decks
-1%synergy
Obscura Charm
8.3%inclusion1 decks12 decks
7%synergy
Manamorphose
8.3%inclusion1 decks12 decks
7%synergy
Swan Song
8.3%inclusion1 decks12 decks
-2%synergy
Demonic Consultation
8.3%inclusion1 decks12 decks
5%synergy
Arcane Denial
8.3%inclusion1 decks12 decks
2%synergy
Sorceries
Farseek
33%inclusion4 decks12 decks
-10%synergy
Cultivate
33%inclusion4 decks12 decks
-1%synergy
Duneblast
25%inclusion3 decks12 decks
23%synergy
Kodama's Reach
25%inclusion3 decks12 decks
3%synergy
Three Visits
25%inclusion3 decks12 decks
2%synergy
Eerie Ultimatum
25%inclusion3 decks12 decks
17%synergy
Villainous Wealth
25%inclusion3 decks12 decks
23%synergy
Conflux
17%inclusion2 decks12 decks
14%synergy
Nature's Lore
17%inclusion2 decks12 decks
-10%synergy
Rampant Growth
17%inclusion2 decks12 decks
-4%synergy
Rishkar's Expertise
17%inclusion2 decks12 decks
13%synergy
Ruinous Ultimatum
17%inclusion2 decks12 decks
9%synergy
Regrowth
17%inclusion2 decks12 decks
16%synergy
Fractured Identity
8.3%inclusion1 decks12 decks
7%synergy
Culling Ritual
8.3%inclusion1 decks12 decks
6%synergy
Angelfire Ignition
8.3%inclusion1 decks12 decks
8%synergy
Vandalblast
8.3%inclusion1 decks12 decks
6%synergy
Skyshroud Claim
8.3%inclusion1 decks12 decks
0%synergy
Tooth and Nail
8.3%inclusion1 decks12 decks
8%synergy
Last March of the Ents
8.3%inclusion1 decks12 decks
6%synergy
Fabricate
8.3%inclusion1 decks12 decks
6%synergy
Mizzium Mortars
8.3%inclusion1 decks12 decks
8%synergy
Sea Gate Restoration
8.3%inclusion1 decks12 decks
7%synergy
Mythos of Snapdax
8.3%inclusion1 decks12 decks
8%synergy
Soul's Majesty
8.3%inclusion1 decks12 decks
8%synergy
Finale of Devastation
8.3%inclusion1 decks12 decks
5%synergy
Mastermind's Acquisition
8.3%inclusion1 decks12 decks
8%synergy
Finale of Revelation
8.3%inclusion1 decks12 decks
8%synergy
Night's Whisper
8.3%inclusion1 decks12 decks
7%synergy
Living Death
8.3%inclusion1 decks12 decks
7%synergy
Reanimate
8.3%inclusion1 decks12 decks
4%synergy
Cleansing Nova
8.3%inclusion1 decks12 decks
6%synergy
Toxic Deluge
8.3%inclusion1 decks12 decks
4%synergy
Urban Evolution
8.3%inclusion1 decks12 decks
6%synergy
Rite of Replication
8.3%inclusion1 decks12 decks
7%synergy
Utility Artifacts
Swiftfoot Boots
50%inclusion6 decks12 decks
38%synergy
Lightning Greaves
25%inclusion3 decks12 decks
8%synergy
The Ozolith
17%inclusion2 decks12 decks
16%synergy
Shadowspear
17%inclusion2 decks12 decks
16%synergy
Darksteel Plate
17%inclusion2 decks12 decks
16%synergy
Door to Nothingness
17%inclusion2 decks12 decks
13%synergy
The Earth Crystal
13%inclusion1 decks8 decks
11%synergy
Lithoform Engine
8.3%inclusion1 decks12 decks
7%synergy
Sensei's Divining Top
8.3%inclusion1 decks12 decks
6%synergy
Mithril Coat
8.3%inclusion1 decks12 decks
6%synergy
Robe of Stars
8.3%inclusion1 decks12 decks
8%synergy
Ozolith, the Shattered Spire
8.3%inclusion1 decks12 decks
8%synergy
Contagion Clasp
8.3%inclusion1 decks12 decks
8%synergy
Contagion Engine
8.3%inclusion1 decks12 decks
8%synergy
Vedalken Orrery
8.3%inclusion1 decks12 decks
7%synergy
Fist of Suns
8.3%inclusion1 decks12 decks
2%synergy
Helm of the Host
8.3%inclusion1 decks12 decks
6%synergy
Engineered Explosives
8.3%inclusion1 decks12 decks
8%synergy
Fireshrieker
8.3%inclusion1 decks12 decks
8%synergy
Crystal Shard
8.3%inclusion1 decks12 decks
8%synergy
Howling Mine
8.3%inclusion1 decks12 decks
7%synergy
Staff of Domination
8.3%inclusion1 decks12 decks
7%synergy
Enchantments
Vesuvan Duplimancy
42%inclusion5 decks12 decks
41%synergy
Leyline of the Guildpact
33%inclusion4 decks12 decks
18%synergy
Rhythm of the Wild
33%inclusion4 decks12 decks
22%synergy
Leyline of Anticipation
25%inclusion3 decks12 decks
23%synergy
Doubling Season
17%inclusion2 decks12 decks
11%synergy
Season of Growth
17%inclusion2 decks12 decks
16%synergy
Guardian Project
17%inclusion2 decks12 decks
13%synergy
Trace of Abundance
17%inclusion2 decks12 decks
15%synergy
Mystic Remora
17%inclusion2 decks12 decks
6%synergy
Maelstrom Nexus
17%inclusion2 decks12 decks
11%synergy
Annie Joins Up
9.1%inclusion1 decks11 decks
2%synergy
Vraska Joins Up
9.1%inclusion1 decks11 decks
6%synergy
Freed from the Real
8.3%inclusion1 decks12 decks
7%synergy
Darksteel Mutation
8.3%inclusion1 decks12 decks
6%synergy
Leyline of Abundance
8.3%inclusion1 decks12 decks
8%synergy
Genju of the Realm
8.3%inclusion1 decks12 decks
8%synergy
Primal Empathy
8.3%inclusion1 decks12 decks
8%synergy
Mana Cannons
8.3%inclusion1 decks12 decks
6%synergy
Branching Evolution
8.3%inclusion1 decks12 decks
8%synergy
Garruk's Uprising
8.3%inclusion1 decks12 decks
-3%synergy
Imprisoned in the Moon
8.3%inclusion1 decks12 decks
5%synergy
Extravagant Replication
8.3%inclusion1 decks12 decks
8%synergy
Crystallization
8.3%inclusion1 decks12 decks
8%synergy
Warstorm Surge
8.3%inclusion1 decks12 decks
7%synergy
Leyline of Sanctity
8.3%inclusion1 decks12 decks
8%synergy
The Kami War
8.3%inclusion1 decks12 decks
3%synergy
Swift Reconfiguration
8.3%inclusion1 decks12 decks
8%synergy
Blind Obedience
8.3%inclusion1 decks12 decks
7%synergy
Whirlwind of Thought
8.3%inclusion1 decks12 decks
7%synergy
Spreading Plague
8.3%inclusion1 decks12 decks
8%synergy
Mayael's Aria
8.3%inclusion1 decks12 decks
7%synergy
Wilderness Reclamation
8.3%inclusion1 decks12 decks
5%synergy
Followed Footsteps
8.3%inclusion1 decks12 decks
8%synergy
Song of the Dryads
8.3%inclusion1 decks12 decks
8%synergy
Journey to Eternity
8.3%inclusion1 decks12 decks
8%synergy
Copy Artifact
8.3%inclusion1 decks12 decks
8%synergy
Hadana's Climb
8.3%inclusion1 decks12 decks
8%synergy
Rancor
8.3%inclusion1 decks12 decks
8%synergy
Hardened Scales
8.3%inclusion1 decks12 decks
7%synergy
Kenrith's Transformation
8.3%inclusion1 decks12 decks
7%synergy
Curator's Ward
8.3%inclusion1 decks12 decks
8%synergy
Court of Vantress
8.3%inclusion1 decks12 decks
7%synergy
Pemmin's Aura
8.3%inclusion1 decks12 decks
8%synergy
Leyline of Lightning
8.3%inclusion1 decks12 decks
8%synergy
Animate Dead
8.3%inclusion1 decks12 decks
6%synergy
Oubliette
8.3%inclusion1 decks12 decks
8%synergy
Prismatic Omen
8.3%inclusion1 decks12 decks
4%synergy
Temur Ascendancy
8.3%inclusion1 decks12 decks
-1%synergy
Phyrexian Arena
8.3%inclusion1 decks12 decks
6%synergy
Leyline of the Void
8.3%inclusion1 decks12 decks
8%synergy
Battles
Invasion of Alara
17%inclusion2 decks12 decks
15%synergy
Invasion of Zendikar
8.3%inclusion1 decks12 decks
8%synergy
Planeswalkers
Vivien, Champion of the Wilds
17%inclusion2 decks12 decks
16%synergy
Domri Rade
8.3%inclusion1 decks12 decks
8%synergy
Kaya the Inexorable
8.3%inclusion1 decks12 decks
7%synergy
Wrenn and Realmbreaker
8.3%inclusion1 decks12 decks
6%synergy
Vivien, Monsters' Advocate
8.3%inclusion1 decks12 decks
8%synergy
Jace, the Mind Sculptor
8.3%inclusion1 decks12 decks
8%synergy
Dihada, Binder of Wills
8.3%inclusion1 decks12 decks
5%synergy
Utility Lands
Reliquary Tower
25%inclusion3 decks12 decks
-1%synergy
Rogue's Passage
17%inclusion2 decks12 decks
10%synergy
Fountainport
9.1%inclusion1 decks11 decks
9%synergy
Bojuka Bog
8.3%inclusion1 decks12 decks
4%synergy
Ghost Quarter
8.3%inclusion1 decks12 decks
8%synergy
Kher Keep
8.3%inclusion1 decks12 decks
8%synergy
Vitu-Ghazi, the City-Tree
8.3%inclusion1 decks12 decks
8%synergy
Llanowar Reborn
8.3%inclusion1 decks12 decks
8%synergy
Springjack Pasture
8.3%inclusion1 decks12 decks
8%synergy
Field of the Dead
8.3%inclusion1 decks12 decks
6%synergy
Boseiju, Who Endures
8.3%inclusion1 decks12 decks
-3%synergy
Kessig Wolf Run
8.3%inclusion1 decks12 decks
8%synergy
Mana Artifacts
Sol Ring
75%inclusion9 decks12 decks
-4%synergy
Arcane Signet
67%inclusion8 decks12 decks
-8%synergy
Chromatic Lantern
67%inclusion8 decks12 decks
16%synergy
Fellwar Stone
50%inclusion6 decks12 decks
19%synergy
Chromatic Orrery
33%inclusion4 decks12 decks
23%synergy
Thought Vessel
17%inclusion2 decks12 decks
9%synergy
Gilded Lotus
17%inclusion2 decks12 decks
14%synergy
Timeless Lotus
17%inclusion2 decks12 decks
7%synergy
Commander's Sphere
8.3%inclusion1 decks12 decks
-9%synergy
Lotus Petal
8.3%inclusion1 decks12 decks
1%synergy
Cursed Mirror
8.3%inclusion1 decks12 decks
8%synergy
Decanter of Endless Water
8.3%inclusion1 decks12 decks
3%synergy
Lands
Command Tower
100%inclusion12 decks12 decks
12%synergy
Swamp
92%inclusion11 decks12 decks
17%synergy
Mountain
92%inclusion11 decks12 decks
16%synergy
Island
92%inclusion11 decks12 decks
14%synergy
Forest
92%inclusion11 decks12 decks
12%synergy
Plains
92%inclusion11 decks12 decks
15%synergy
Exotic Orchard
83%inclusion10 decks12 decks
21%synergy
Indatha Triome
58%inclusion7 decks12 decks
36%synergy
Zagoth Triome
58%inclusion7 decks12 decks
37%synergy
Raugrin Triome
50%inclusion6 decks12 decks
32%synergy
Ziatora's Proving Ground
50%inclusion6 decks12 decks
31%synergy
Savai Triome
42%inclusion5 decks12 decks
25%synergy
Stomping Ground
42%inclusion5 decks12 decks
13%synergy
Breeding Pool
42%inclusion5 decks12 decks
12%synergy
Ketria Triome
42%inclusion5 decks12 decks
17%synergy
Xander's Lounge
42%inclusion5 decks12 decks
29%synergy
Mana Confluence
42%inclusion5 decks12 decks
23%synergy
City of Brass
42%inclusion5 decks12 decks
22%synergy
Jetmir's Garden
42%inclusion5 decks12 decks
21%synergy
Steam Vents
33%inclusion4 decks12 decks
10%synergy
Seaside Citadel
33%inclusion4 decks12 decks
18%synergy
Spara's Headquarters
33%inclusion4 decks12 decks
12%synergy
Sacred Foundry
33%inclusion4 decks12 decks
10%synergy
Verdant Catacombs
33%inclusion4 decks12 decks
7%synergy
Reflecting Pool
33%inclusion4 decks12 decks
17%synergy
Arid Mesa
33%inclusion4 decks12 decks
10%synergy
Hallowed Fountain
33%inclusion4 decks12 decks
8%synergy
Flooded Strand
33%inclusion4 decks12 decks
8%synergy
Temple Garden
33%inclusion4 decks12 decks
5%synergy
Watery Grave
33%inclusion4 decks12 decks
9%synergy
Misty Rainforest
25%inclusion3 decks12 decks
-2%synergy
The World Tree
25%inclusion3 decks12 decks
-4%synergy
Blood Crypt
25%inclusion3 decks12 decks
4%synergy
Sandsteppe Citadel
25%inclusion3 decks12 decks
10%synergy
Raffine's Tower
25%inclusion3 decks12 decks
11%synergy
Crumbling Necropolis
25%inclusion3 decks12 decks
13%synergy
Godless Shrine
25%inclusion3 decks12 decks
1%synergy
Cavern of Souls
25%inclusion3 decks12 decks
8%synergy
Overgrown Tomb
25%inclusion3 decks12 decks
-3%synergy
Evolving Wilds
25%inclusion3 decks12 decks
5%synergy
Scalding Tarn
25%inclusion3 decks12 decks
2%synergy
Marsh Flats
25%inclusion3 decks12 decks
1%synergy
Polluted Delta
25%inclusion3 decks12 decks
2%synergy
Bloodstained Mire
25%inclusion3 decks12 decks
3%synergy
Tundra
17%inclusion2 decks12 decks
4%synergy
Ancient Ziggurat
17%inclusion2 decks12 decks
14%synergy
Fabled Passage
17%inclusion2 decks12 decks
9%synergy
Badlands
17%inclusion2 decks12 decks
6%synergy
Clearwater Pathway
17%inclusion2 decks12 decks
15%synergy
Terramorphic Expanse
17%inclusion2 decks12 decks
1%synergy