Liege of the Tangle (Card)
Liege of the Tangle
In 5818 decks
0% of 1834035 decks
Jul 7, 2022
How They Brew It - Counter Challenge
How do you make a legendary creature as unique as Perrie, the P̶l̶a̶t̶y̶p̶u̶s̶ Pulveriser work in Commander? Michael Celani finds out!
Top Commanders (15)
Jolrael, Voice of Zhalfir
41.42% of 1398 decks
579 decks
Tatyova, Steward of Tides
34.34% of 1395 decks
479 decks
Yedora, Grave Gardener
20.72% of 2722 decks
564 decks
Titania, Nature's Force
6.31% of 1553 decks
98 decks
Ashaya, Soul of the Wild
5.76% of 2065 decks
119 decks
Omnath, Locus of the Roil
5.63% of 2736 decks
154 decks
Omnath, Locus of Rage
5.51% of 6628 decks
365 decks
Horde of Notions
4.76% of 2354 decks
112 decks
Azusa, Lost but Seeking
3.57% of 3191 decks
114 decks
Titania, Voice of Gaea
3.42% of 2311 decks
79 decks
Raggadragga, Goreguts Boss
3.34% of 7210 decks
241 decks
Obuun, Mul Daya Ancestor
3.32% of 3764 decks
125 decks
Omnath, Locus of Mana
1.49% of 5365 decks
80 decks
Omnath, Locus of Creation
1.25% of 13154 decks
164 decks
Animar, Soul of Elements
0.97% of 14585 decks
142 decks
New Cards (5)
Lumra, Bellow of the Woods
100% of 31 decks
+48% synergy
Bonny Pall, Clearcutter
39% of 101 decks
+38% synergy
Abraded Bluffs
27% of 11 decks
+23% synergy
Cactus Preserve
20% of 114 decks
+17% synergy
Lush Oasis
20% of 60 decks
+19% synergy
High Synergy Cards (10)
Tatyova, Benthic Druid
59% of 2573 decks
+56% synergy
Growth Spiral
56% of 2568 decks
+51% synergy
Tatyova, Steward of Tides
48% of 2105 decks
+48% synergy
Sylvan Awakening
42% of 5781 decks
+42% synergy
Embodiment of Insight
40% of 5799 decks
+40% synergy
Nissa, Who Shakes the World
40% of 5762 decks
+38% synergy
Leyline of the Guildpact
40% of 20 decks
+38% synergy
Cultivate
59% of 5818 decks
+37% synergy
Omnath, Locus of Rage
37% of 2086 decks
+36% synergy
Kamahl's Will
37% of 5641 decks
+36% synergy
Top Cards (10)
Kodama's Reach
46% of 5818 decks
+30% synergy
Beast Within
45% of 5817 decks
+26% synergy
Rampant Growth
45% of 5818 decks
+28% synergy
Rampaging Baloths
39% of 5818 decks
+35% synergy
Counterspell
39% of 2579 decks
+17% synergy
Harrow
38% of 5818 decks
+33% synergy
Case of the Locked Hothouse
38% of 553 decks
+36% synergy
Avenger of Zendikar
38% of 5818 decks
+33% synergy
Entish Restoration
37% of 2214 decks
+33% synergy
Druid Class
37% of 5466 decks
+36% synergy
Creatures (50)
Omnath, Locus of the Roil
36% of 866 decks
+35% synergy
Mina and Denn, Wildborn
35% of 2084 decks
+34% synergy
Ashaya, Soul of the Wild
34% of 5689 decks
+32% synergy
Blossoming Tortoise
33% of 1753 decks
+33% synergy
Azusa, Lost but Seeking
33% of 5818 decks
+29% synergy
Sylvan Advocate
32% of 5799 decks
+32% synergy
Jolrael, Voice of Zhalfir
32% of 1281 decks
+31% synergy
Lotus Cobra
31% of 5818 decks
+28% synergy
Sakura-Tribe Elder
31% of 5818 decks
+22% synergy
Titania, Protector of Argoth
31% of 5809 decks
+29% synergy
Ramunap Excavator
30% of 5789 decks
+26% synergy
Aesi, Tyrant of Gyre Strait
29% of 2522 decks
+28% synergy
Scute Swarm
29% of 5678 decks
+25% synergy
Maelstrom Wanderer
29% of 874 decks
+28% synergy
Muldrotha, the Gravetide
28% of 398 decks
+27% synergy
Ancient Greenwarden
28% of 5678 decks
+26% synergy
Multani, Yavimaya's Avatar
27% of 5781 decks
+26% synergy
Llanowar Loamspeaker
27% of 4467 decks
+26% synergy
Tireless Provisioner
26% of 5501 decks
+22% synergy
Phylath, World Sculptor
25% of 2011 decks
+25% synergy
Halimar Tidecaller
25% of 2577 decks
+25% synergy
Kamahl, Heart of Krosa
24% of 5641 decks
+23% synergy
Oracle of Mul Daya
24% of 5818 decks
+21% synergy
Jegantha, the Wellspring
23% of 283 decks
+22% synergy
Yedora, Grave Gardener
22% of 5563 decks
+21% synergy
Yarok, the Desecrated
22% of 392 decks
+21% synergy
Obuun, Mul Daya Ancestor
22% of 725 decks
+22% synergy
Llanowar Elves
22% of 5818 decks
+11% synergy
Zimone, Quandrix Prodigy
22% of 2493 decks
+21% synergy
Omnath, Locus of All
21% of 149 decks
+21% synergy
Risen Reef
21% of 2564 decks
+20% synergy
Embodiment of Fury
20% of 2084 decks
+20% synergy
Animar, Soul of Elements
20% of 874 decks
+20% synergy
Courser of Kruphix
20% of 5811 decks
+18% synergy
Flamekin Harbinger
19% of 2093 decks
+19% synergy
Omnath, Locus of Creation
19% of 476 decks
+19% synergy
Coiling Oracle
19% of 2579 decks
+17% synergy
Noyan Dar, Roil Shaper
19% of 651 decks
+19% synergy
Smokebraider
18% of 2093 decks
+18% synergy
Titania, Voice of Gaea
18% of 3776 decks
+17% synergy
Elvish Mystic
18% of 5815 decks
+9% synergy
The Gitrog Monster
18% of 756 decks
+17% synergy
Geode Rager
18% of 2010 decks
+17% synergy
Xolatoyac, the Smiling Flood
18% of 469 decks
+17% synergy
Eternal Witness
18% of 5818 decks
+7% synergy
Incandescent Soulstoke
18% of 2093 decks
+18% synergy
Creeping Trailblazer
18% of 2053 decks
+17% synergy
Bristly Bill, Spine Sower
17% of 201 decks
+14% synergy
Springbloom Druid
17% of 5753 decks
+15% synergy
Yasharn, Implacable Earth
17% of 1037 decks
+16% synergy
Instants (50)
Swords to Plowshares
29% of 1065 decks
+1% synergy
Joint Exploration
25% of 2105 decks
+24% synergy
Heroic Intervention
25% of 5792 decks
+11% synergy
Negate
24% of 2579 decks
+13% synergy
Eureka Moment
24% of 2493 decks
+23% synergy
Roiling Regrowth
24% of 5683 decks
+22% synergy
Crop Rotation
24% of 5818 decks
+19% synergy
Awakening of Vitu-Ghazi
22% of 5762 decks
+22% synergy
Return of the Wildspeaker
21% of 5738 decks
+15% synergy
Path to Exile
21% of 1065 decks
+1% synergy
Filter Out
20% of 1281 decks
+18% synergy
Chaos Warp
18% of 2091 decks
+2% synergy
Putrefy
16% of 758 decks
+12% synergy
Jaheira's Respite
15% of 4642 decks
+15% synergy
Scatter to the Winds
15% of 2577 decks
+15% synergy
Generous Gift
15% of 1051 decks
+3% synergy
Assassin's Trophy
14% of 753 decks
+8% synergy
Arcane Denial
14% of 2579 decks
+5% synergy
Krosan Grip
14% of 5818 decks
+9% synergy
Return to Nature
14% of 5761 decks
+10% synergy
Natural Affinity
13% of 5818 decks
+13% synergy
Cyclonic Rift
12% of 2578 decks
-2% synergy
Pongify
12% of 2579 decks
+7% synergy
Naya Charm
12% of 750 decks
+11% synergy
Nature's Claim
11% of 5818 decks
+6% synergy
Deathsprout
11% of 751 decks
+10% synergy
Archdruid's Charm
11% of 637 decks
+6% synergy
Reality Shift
11% of 2577 decks
+6% synergy
Boros Charm
9% of 749 decks
+4% synergy
Unwind
9% of 2573 decks
+8% synergy
Smuggler's Surprise
9% of 201 decks
+6% synergy
Tamiyo's Safekeeping
9% of 5080 decks
+6% synergy
Encircling Fissure
9% of 1061 decks
+9% synergy
Despark
8% of 353 decks
+4% synergy
Rapid Hybridization
8% of 2578 decks
+4% synergy
Tear Asunder
8% of 557 decks
+7% synergy
Stroke of Midnight
8% of 292 decks
+1% synergy
Terminate
8% of 435 decks
+3% synergy
Brainstorm
8% of 2579 decks
-3% synergy
Teferi's Protection
8% of 1061 decks
-1% synergy
Worldly Tutor
8% of 5818 decks
+1% synergy
Windgrace's Judgment
7% of 753 decks
+7% synergy
An Offer You Can't Refuse
7% of 2296 decks
-3% synergy
Void Rend
7% of 243 decks
+5% synergy
Resculpt
7% of 2490 decks
+4% synergy
Constant Mists
7% of 5818 decks
+6% synergy
Dovin's Veto
7% of 648 decks
+2% synergy
Rewind
6% of 2579 decks
+5% synergy
Eladamri's Call
6% of 1065 decks
+4% synergy
Anguished Unmaking
6% of 356 decks
+1% synergy
Sorceries (50)
Worldsoul's Rage
37% of 134 decks
+36% synergy
Planar Outburst
34% of 1061 decks
+34% synergy
Rebuild the City
32% of 180 decks
+32% synergy
Nature's Lore
31% of 5818 decks
+16% synergy
Explore
29% of 5818 decks
+25% synergy
Consuming Tide
29% of 2400 decks
+28% synergy
Splendid Reclamation
29% of 5796 decks
+27% synergy
Awaken the Woods
29% of 3992 decks
+27% synergy
Urban Evolution
27% of 2578 decks
+26% synergy
Harmonize
21% of 5818 decks
+16% synergy
Three Visits
21% of 5818 decks
+9% synergy
Farseek
20% of 5818 decks
+4% synergy
Blasphemous Act
19% of 2091 decks
+3% synergy
Hour of Revelation
19% of 1061 decks
+18% synergy
Rude Awakening
19% of 5818 decks
+19% synergy
Shamanic Revelation
19% of 5806 decks
+14% synergy
Flare of Cultivation
18% of 38 decks
+11% synergy
Genesis Ultimatum
16% of 850 decks
+16% synergy
Devastation Tide
15% of 2578 decks
+15% synergy
Broken Bond
15% of 5781 decks
+14% synergy
Flood of Tears
15% of 2564 decks
+14% synergy
Skyshroud Claim
15% of 5818 decks
+10% synergy
Decimate
14% of 2093 decks
+13% synergy
Part the Waterveil
13% of 2577 decks
+12% synergy
Emergent Sequence
12% of 5571 decks
+12% synergy
Rishkar's Expertise
12% of 5792 decks
+7% synergy
Bala Ged Recovery
11% of 5689 decks
+7% synergy
Roil Spout
11% of 651 decks
+11% synergy
Explosive Vegetation
11% of 5818 decks
+9% synergy
Eerie Ultimatum
11% of 347 decks
+9% synergy
Nissa's Pilgrimage
11% of 5806 decks
+10% synergy
Dance of the Tumbleweeds
10% of 151 decks
+8% synergy
Villainous Wealth
10% of 399 decks
+9% synergy
Scapeshift
10% of 5818 decks
+8% synergy
Boundless Realms
10% of 5815 decks
+9% synergy
Overwhelming Stampede
9% of 5818 decks
+7% synergy
Open the Way
9% of 2480 decks
+8% synergy
Ezuri's Predation
9% of 5801 decks
+8% synergy
Ruinous Path
9% of 756 decks
+9% synergy
Reshape the Earth
9% of 5628 decks
+8% synergy
Ondu Inversion
9% of 1036 decks
+8% synergy
Migration Path
9% of 5713 decks
+7% synergy
Titania's Command
9% of 3909 decks
+8% synergy
Doppelgang
8% of 319 decks
+7% synergy
Coastal Discovery
8% of 2577 decks
+8% synergy
Ground Assault
8% of 2091 decks
+8% synergy
Ruinous Ultimatum
8% of 289 decks
+6% synergy
Hull Breach
8% of 2093 decks
+7% synergy
Escape to the Wilds
8% of 2042 decks
+7% synergy
Last March of the Ents
8% of 2001 decks
+5% synergy
Utility Artifacts (14)
Conduit of Worlds
35% of 3421 decks
+32% synergy
Staff of Titania
21% of 3909 decks
+20% synergy
Swiftfoot Boots
19% of 5815 decks
-9% synergy
Crucible of Worlds
19% of 5818 decks
+16% synergy
Zuran Orb
14% of 5818 decks
+13% synergy
Lightning Greaves
14% of 5818 decks
-11% synergy
Seer's Sundial
13% of 5818 decks
+13% synergy
Blackblade Reforged
12% of 5781 decks
+7% synergy
Bident of Thassa
9% of 2578 decks
+6% synergy
Lifecrafter's Bestiary
8% of 5792 decks
+6% synergy
Horn of Greed
7% of 5818 decks
+6% synergy
The Great Henge
6% of 5738 decks
+2% synergy
Ashnod's Altar
6% of 5818 decks
-2% synergy
Sword of the Animist
5% of 5806 decks
+0% synergy
Enchantments (50)
Terra Eternal
31% of 1065 decks
+31% synergy
Felidar Retreat
30% of 1036 decks
+26% synergy
Zendikar's Roil
29% of 5806 decks
+28% synergy
Spelunking
27% of 1173 decks
+24% synergy
Exploration
23% of 5818 decks
+19% synergy
Earth Surge
23% of 5818 decks
+23% synergy
Annie Joins Up
20% of 15 decks
+15% synergy
Temur Ascendancy
20% of 874 decks
+18% synergy
Retreat to Coralhelm
19% of 2577 decks
+18% synergy
Wilderness Reclamation
19% of 5762 decks
+17% synergy
Garruk's Uprising
18% of 5701 decks
+11% synergy
Mirari's Wake
16% of 1065 decks
+13% synergy
Rhythm of the Wild
16% of 2060 decks
+11% synergy
Khalni Heart Expedition
16% of 5818 decks
+15% synergy
Warstorm Surge
15% of 2091 decks
+13% synergy
Virtue of Strength
14% of 1359 decks
+12% synergy
Undergrowth Recon
14% of 577 decks
+13% synergy
On the Trail
14% of 428 decks
+13% synergy
Retreat to Kazandu
14% of 5805 decks
+13% synergy
Valakut Exploration
13% of 2013 decks
+12% synergy
Burgeoning
12% of 5818 decks
+11% synergy
Roaring Earth
12% of 5124 decks
+12% synergy
Maelstrom Nexus
12% of 293 decks
+12% synergy
Retreat to Hagra
12% of 756 decks
+11% synergy
Life and Limb
12% of 5818 decks
+12% synergy
Genju of the Realm
12% of 293 decks
+12% synergy
The Mending of Dominaria
11% of 5781 decks
+11% synergy
Abundance
11% of 5818 decks
+10% synergy
Nature's Revolt
11% of 5818 decks
+11% synergy
Fires of Yavimaya
11% of 2093 decks
+9% synergy
Rhystic Study
10% of 2579 decks
-4% synergy
Kenrith's Transformation
10% of 5738 decks
+7% synergy
Wizard Class
10% of 2439 decks
+8% synergy
Wind Zendikon
10% of 2579 decks
+10% synergy
Elemental Bond
10% of 5806 decks
+7% synergy
Rites of Flourishing
9% of 5818 decks
+8% synergy
Where Ancients Tread
9% of 2093 decks
+9% synergy
Tribute to the World Tree
9% of 2815 decks
+4% synergy
Sacred Ground
9% of 1065 decks
+9% synergy
Living Lands
8% of 5818 decks
+8% synergy
Reconnaissance Mission
8% of 2545 decks
+5% synergy
Greater Good
8% of 5818 decks
+6% synergy
Proft's Eidetic Memory
7% of 304 decks
+6% synergy
Zendikar Resurgent
7% of 5799 decks
+6% synergy
Beastmaster Ascension
7% of 5818 decks
+4% synergy
Evolutionary Leap
7% of 5806 decks
+6% synergy
Boseiju Reaches Skyward
7% of 5212 decks
+6% synergy
Rising of the Day
7% of 575 decks
+3% synergy
Sylvan Library
7% of 5818 decks
+0% synergy
Up the Beanstalk
6% of 1593 decks
+4% synergy
Battles (1)
Invasion of Zendikar
21% of 2893 decks
+20% synergy
Planeswalkers (10)
Nissa of Shadowed Boughs
24% of 736 decks
+24% synergy
Nissa, Vital Force
20% of 5794 decks
+19% synergy
Wrenn and Realmbreaker
19% of 2960 decks
+17% synergy
Nissa, Worldwaker
18% of 5810 decks
+18% synergy
Nissa, Steward of Elements
13% of 2574 decks
+13% synergy
Wrenn and Seven
11% of 5403 decks
+10% synergy
Nissa, Ascended Animist
10% of 3281 decks
+9% synergy
Lord Windgrace
7% of 431 decks
+7% synergy
Chandra, Novice Pyromancer
5% of 2055 decks
+5% synergy
Garruk, Primal Hunter
5% of 5815 decks
+4% synergy
Utility Lands (50)
Restless Vinestalk
60% of 865 decks
+59% synergy
Restless Anchorage
47% of 125 decks
+46% synergy
Restless Vents
42% of 99 decks
+42% synergy
Restless Reef
40% of 80 decks
+39% synergy
Lumbering Falls
40% of 2577 decks
+39% synergy
Restless Bivouac
39% of 185 decks
+38% synergy
Restless Spire
38% of 197 decks
+37% synergy
Restless Fortress
37% of 108 decks
+36% synergy
Restless Cottage
35% of 238 decks
+34% synergy
Restless Prairie
32% of 213 decks
+32% synergy
Restless Ridgeline
28% of 348 decks
+27% synergy
Hall of Storm Giants
28% of 2442 decks
+27% synergy
Reliquary Tower
27% of 5818 decks
-2% synergy
Faerie Conclave
25% of 2579 decks
+25% synergy
Needle Spires
25% of 746 decks
+24% synergy
Raging Ravine
24% of 2093 decks
+24% synergy
Celestial Colonnade
22% of 652 decks
+22% synergy
Bojuka Bog
22% of 758 decks
+6% synergy
Shambling Vent
22% of 356 decks
+21% synergy
Stirring Wildwood
21% of 1065 decks
+21% synergy
Lair of the Hydra
21% of 5445 decks
+20% synergy
Argoth, Sanctum of Nature
20% of 3776 decks
+19% synergy
Lavaclaw Reaches
20% of 435 decks
+20% synergy
Yavimaya, Cradle of Growth
20% of 5529 decks
+11% synergy
Hissing Quagmire
19% of 756 decks
+19% synergy
Wandering Fumarole
19% of 873 decks
+19% synergy
Creeping Tar Pit
19% of 399 decks
+18% synergy
Dryad Arbor
19% of 5818 decks
+17% synergy
Kessig Wolf Run
16% of 2091 decks
+13% synergy
Crawling Barrens
16% of 5683 decks
+16% synergy
Treetop Village
16% of 5818 decks
+15% synergy
Darksteel Citadel
15% of 5818 decks
+11% synergy
Boseiju, Who Endures
13% of 5212 decks
+4% synergy
Mosswort Bridge
12% of 5818 decks
+8% synergy
Hive of the Eye Tyrant
12% of 691 decks
+12% synergy
Cave of the Frost Dragon
12% of 973 decks
+11% synergy
Rogue's Passage
11% of 5815 decks
-7% synergy
Temple of the False God
10% of 5818 decks
+0% synergy
Otawara, Soaring City
8% of 2361 decks
-0% synergy
Barren Moor
8% of 758 decks
+6% synergy
Jungle Basin
8% of 5818 decks
+8% synergy
Guildless Commons
8% of 5628 decks
+7% synergy
Den of the Bugbear
8% of 1892 decks
+7% synergy
Hidden Necropolis
8% of 178 decks
+7% synergy
Takenuma, Abandoned Mire
8% of 660 decks
+2% synergy
Blinkmoth Nexus
8% of 5818 decks
+7% synergy
Flamekin Village
7% of 2089 decks
+7% synergy
Cascading Cataracts
7% of 5791 decks
+6% synergy
Field of the Dead
7% of 5751 decks
+4% synergy
Tranquil Thicket
7% of 5818 decks
+5% synergy
Mana Artifacts (12)
Sol Ring
53% of 5818 decks
-32% synergy
Arcane Signet
28% of 5738 decks
-43% synergy
Timeless Lotus
12% of 205 decks
+11% synergy
Simic Signet
10% of 2579 decks
+6% synergy
Thought Vessel
8% of 5801 decks
-8% synergy
Gruul Signet
8% of 2093 decks
+5% synergy
Golgari Signet
6% of 758 decks
+3% synergy
Commander's Sphere
6% of 5809 decks
-11% synergy
Talisman of Resilience
5% of 749 decks
+3% synergy
Selesnya Signet
5% of 1065 decks
+3% synergy
Decanter of Endless Water
5% of 4642 decks
-0% synergy
Talisman of Curiosity
5% of 2565 decks
+3% synergy
Lands (50)
Command Tower
51% of 5815 decks
-22% synergy
Simic Growth Chamber
41% of 2579 decks
+37% synergy
Cinder Glade
38% of 2086 decks
+30% synergy
Evolving Wilds
38% of 5818 decks
+17% synergy
Gruul Turf
36% of 2093 decks
+32% synergy
Tanglepool Bridge
36% of 2474 decks
+35% synergy
Terramorphic Expanse
33% of 5818 decks
+17% synergy
Jungle Shrine
31% of 750 decks
+28% synergy
Ketria Triome
31% of 851 decks
+27% synergy
Breeding Pool
30% of 2579 decks
+21% synergy
Myriad Landscape
29% of 5809 decks
+8% synergy
Frontier Bivouac
29% of 874 decks
+26% synergy
Hedge Maze
29% of 207 decks
+25% synergy
Hinterland Harbor
29% of 2578 decks
+24% synergy
Yavimaya Coast
28% of 2579 decks
+22% synergy
Spara's Headquarters
28% of 541 decks
+23% synergy
The World Tree
27% of 275 decks
+25% synergy
Selesnya Sanctuary
27% of 1065 decks
+24% synergy
Stomping Ground
26% of 2093 decks
+17% synergy
Tangled Islet
25% of 2105 decks
+23% synergy
Jetmir's Garden
25% of 605 decks
+20% synergy
Canopy Vista
25% of 1061 decks
+17% synergy
Temple Garden
24% of 1065 decks
+15% synergy
Golgari Rot Farm
24% of 758 decks
+20% synergy
Commercial District
24% of 134 decks
+20% synergy
Opulent Palace
23% of 399 decks
+20% synergy
Overgrown Tomb
23% of 758 decks
+13% synergy
Savage Lands
22% of 435 decks
+20% synergy
Ziatora's Proving Ground
21% of 361 decks
+18% synergy
Rejuvenating Springs
21% of 2522 decks
+15% synergy
Temple of Mystery
21% of 2578 decks
+17% synergy
Blighted Woodland
21% of 5805 decks
+17% synergy
Hallowed Fountain
20% of 652 decks
+11% synergy
Zagoth Triome
20% of 384 decks
+16% synergy
Boros Garrison
20% of 750 decks
+17% synergy
Dreamroot Cascade
20% of 2408 decks
+16% synergy
Seaside Citadel
19% of 652 decks
+17% synergy
Lush Portico
19% of 72 decks
+16% synergy
Indatha Triome
19% of 345 decks
+16% synergy
Sandsteppe Citadel
19% of 357 decks
+16% synergy
Steam Vents
19% of 875 decks
+10% synergy
Rootbound Crag
18% of 2093 decks
+14% synergy
Izzet Boilerworks
18% of 875 decks
+14% synergy
Rockfall Vale
17% of 1859 decks
+12% synergy
Raugrin Triome
16% of 476 decks
+13% synergy
Prairie Stream
16% of 651 decks
+8% synergy
Creosote Heath
16% of 19 decks
+12% synergy
Fabled Passage
16% of 5738 decks
+6% synergy
Temple of Abandon
16% of 2091 decks
+13% synergy
Llanowar Wastes
15% of 758 decks
+10% synergy