Ian Malcolm, Chaotician (Commander) - Expensive Core

Ian Malcolm, Chaotician
Rank #528
59decks
Background image for Top 10 Group Hug Commanders for Lavaleaper
DougY
Jan 23, 2026
Top 10 Group Hug Commanders for Lavaleaper
With Lavaleaper from Lorwyn Eclipsed giving us an updated Mana Flare effect, let's look at the Group Hug commanders that should play it.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Hexing Squelcher
10%inclusion1 decks10 decks
1%synergy
Mirrormind Crown
10%inclusion1 decks10 decks
10%synergy
High Synergy Cards
Howling Mine
100%inclusion59 decks59 decks
97%synergy
Kami of the Crescent Moon
88%inclusion52 decks59 decks
86%synergy
Dictate of Kruphix
88%inclusion52 decks59 decks
86%synergy
Fevered Visions
71%inclusion42 decks59 decks
69%synergy
Mikokoro, Center of the Sea
68%inclusion40 decks59 decks
66%synergy
Vision Skeins
64%inclusion38 decks59 decks
63%synergy
Geier Reach Sanitarium
66%inclusion39 decks59 decks
63%synergy
Brand
61%inclusion36 decks59 decks
60%synergy
Share the Spoils
58%inclusion34 decks59 decks
57%synergy
Temple Bell
58%inclusion34 decks59 decks
56%synergy
Top Cards
Windfall
73%inclusion43 decks59 decks
46%synergy
Chaos Warp
73%inclusion43 decks59 decks
30%synergy
Burning Inquiry
58%inclusion34 decks59 decks
55%synergy
Winds of Change
58%inclusion34 decks59 decks
55%synergy
Arcane Denial
58%inclusion34 decks59 decks
28%synergy
Teferi's Puzzle Box
54%inclusion32 decks59 decks
52%synergy
The Twelfth Doctor
54%inclusion32 decks59 decks
53%synergy
Scrawling Crawler
54%inclusion27 decks50 decks
51%synergy
Blasphemous Act
53%inclusion31 decks59 decks
14%synergy
Memory Worm
53%inclusion31 decks59 decks
51%synergy
Game Changers
Jeska's Will
12%inclusion7 decks59 decks
-18%synergy
Gamble
8.5%inclusion5 decks59 decks
-9%synergy
Rhystic Study
5.1%inclusion3 decks59 decks
-20%synergy
Cyclonic Rift
5.1%inclusion3 decks59 decks
-20%synergy
Consecrated Sphinx
5.1%inclusion3 decks59 decks
2%synergy
Creatures
Red Death, Shipwrecker
51%inclusion30 decks59 decks
49%synergy
Jace's Archivist
49%inclusion29 decks59 decks
46%synergy
Wild-Magic Sorcerer
47%inclusion28 decks59 decks
45%synergy
Noggle Ransacker
46%inclusion27 decks59 decks
45%synergy
Flaming Tyrannosaurus
44%inclusion26 decks59 decks
43%synergy
Nalfeshnee
42%inclusion25 decks59 decks
41%synergy
Faerie Mastermind
42%inclusion25 decks59 decks
38%synergy
Zurzoth, Chaos Rider
42%inclusion25 decks59 decks
41%synergy
Humble Defector
39%inclusion23 decks59 decks
38%synergy
Plargg and Nassari
39%inclusion23 decks59 decks
37%synergy
Etali, Primal Storm
36%inclusion21 decks59 decks
31%synergy
Perplexing Chimera
34%inclusion20 decks59 decks
33%synergy
Lore Broker
34%inclusion20 decks59 decks
33%synergy
Magus of the Wheel
32%inclusion19 decks59 decks
28%synergy
The Locust God
31%inclusion18 decks59 decks
22%synergy
Mizzix, Replica Rider
27%inclusion16 decks59 decks
26%synergy
Psychosis Crawler
25%inclusion15 decks59 decks
18%synergy
Razorkin Needlehead
25%inclusion13 decks52 decks
20%synergy
Homunculus Horde
24%inclusion12 decks50 decks
22%synergy
Alandra, Sky Dreamer
24%inclusion14 decks59 decks
22%synergy
Iraxxa, Empress of Mars
22%inclusion13 decks59 decks
21%synergy
Alexios, Deimos of Kosmos
22%inclusion12 decks55 decks
21%synergy
Dakra Mystic
20%inclusion12 decks59 decks
20%synergy
Zenith Chronicler
20%inclusion12 decks59 decks
20%synergy
Neera, Wild Mage
19%inclusion11 decks59 decks
17%synergy
Sage of the Beyond
19%inclusion11 decks59 decks
17%synergy
Treasure Nabber
17%inclusion10 decks59 decks
16%synergy
Howling Golem
17%inclusion10 decks59 decks
17%synergy
Chasm Skulker
17%inclusion10 decks59 decks
13%synergy
Solemn Simulacrum
17%inclusion10 decks59 decks
8%synergy
Keeper of Secrets
15%inclusion9 decks59 decks
14%synergy
Balor
14%inclusion8 decks59 decks
13%synergy
Ghostly Pilferer
14%inclusion8 decks59 decks
10%synergy
Ludevic, Necro-Alchemist
14%inclusion8 decks59 decks
13%synergy
Coveted Falcon
14%inclusion8 decks59 decks
13%synergy
Niv-Mizzet, Parun
14%inclusion8 decks59 decks
-15%synergy
Cephalid Broker
12%inclusion7 decks59 decks
12%synergy
Laboratory Maniac
12%inclusion7 decks59 decks
4%synergy
Khârn the Betrayer
12%inclusion7 decks59 decks
11%synergy
Irencrag Pyromancer
12%inclusion7 decks59 decks
11%synergy
Wandering Archaic
12%inclusion7 decks59 decks
11%synergy
Cutthroat Negotiator
10%inclusion6 decks59 decks
9%synergy
Emberwilde Captain
10%inclusion6 decks59 decks
9%synergy
Minn, Wily Illusionist
10%inclusion6 decks59 decks
10%synergy
Mischievous Mystic
10%inclusion5 decks50 decks
8%synergy
Emrakul's Messenger
8.6%inclusion5 decks58 decks
8%synergy
Pinnacle Monk
8.6%inclusion5 decks58 decks
-4%synergy
Uvilda, Dean of Perfection
8.5%inclusion5 decks59 decks
8%synergy
Laelia, the Blade Reforged
8.5%inclusion5 decks59 decks
7%synergy
Whirlpool Warrior
8.5%inclusion5 decks59 decks
7%synergy
Instants
Guff Rewrites History
44%inclusion26 decks59 decks
42%synergy
Wild Magic Surge
42%inclusion25 decks59 decks
39%synergy
Tempt with Mayhem
38%inclusion21 decks56 decks
36%synergy
Chaos Mutation
34%inclusion20 decks59 decks
32%synergy
Counterspell
32%inclusion19 decks59 decks
-21%synergy
Invert Polarity
31%inclusion18 decks58 decks
19%synergy
Wrong Turn
31%inclusion18 decks59 decks
30%synergy
Aetherize
29%inclusion17 decks59 decks
17%synergy
Tibalt's Trickery
27%inclusion16 decks59 decks
25%synergy
Words of Wisdom
25%inclusion15 decks59 decks
25%synergy
Sink into Stupor
24%inclusion14 decks58 decks
7%synergy
Wash Away
20%inclusion12 decks59 decks
19%synergy
Cerebral Vortex
20%inclusion12 decks59 decks
19%synergy
An Offer You Can't Refuse
19%inclusion11 decks59 decks
-17%synergy
Narset's Reversal
19%inclusion11 decks59 decks
11%synergy
Pongify
19%inclusion11 decks59 decks
-9%synergy
Chef's Kiss
17%inclusion10 decks59 decks
16%synergy
Negate
14%inclusion8 decks59 decks
-20%synergy
Reality Shift
14%inclusion8 decks59 decks
0%synergy
Mana Drain
14%inclusion8 decks59 decks
-3%synergy
Dream Fracture
14%inclusion8 decks59 decks
12%synergy
Prismari Command
14%inclusion8 decks59 decks
-3%synergy
Valakut Awakening
12%inclusion7 decks59 decks
2%synergy
Wheel and Deal
12%inclusion7 decks59 decks
12%synergy
Sudden Substitution
12%inclusion7 decks59 decks
11%synergy
Brainstorm
10%inclusion6 decks59 decks
-34%synergy
Reins of Power
10%inclusion6 decks59 decks
9%synergy
Deflecting Swat
10%inclusion6 decks59 decks
-10%synergy
Long River's Pull
9.1%inclusion5 decks55 decks
6%synergy
Wild Ricochet
8.5%inclusion5 decks59 decks
7%synergy
Flame of Anor
8.5%inclusion5 decks59 decks
-4%synergy
Evacuation
8.5%inclusion5 decks59 decks
6%synergy
Unexpected Windfall
8.5%inclusion5 decks59 decks
-5%synergy
Transforming Flourish
7.9%inclusion3 decks38 decks
8%synergy
Return the Favor
6.9%inclusion4 decks58 decks
2%synergy
Rapid Hybridization
6.8%inclusion4 decks59 decks
-11%synergy
Zoyowa's Justice
6.8%inclusion4 decks59 decks
6%synergy
Redirect
6.8%inclusion4 decks59 decks
6%synergy
Delayed Blast Fireball
6.8%inclusion4 decks59 decks
3%synergy
Lightning Bolt
6.8%inclusion4 decks59 decks
-22%synergy
Swan Song
6.8%inclusion4 decks59 decks
-15%synergy
Untimely Malfunction
5.9%inclusion3 decks51 decks
-2%synergy
Fork
5.1%inclusion3 decks59 decks
4%synergy
Seething Song
5.1%inclusion3 decks59 decks
-14%synergy
Filter Out
5.1%inclusion3 decks59 decks
4%synergy
Reverberate
5.1%inclusion3 decks59 decks
1%synergy
Big Score
5.1%inclusion3 decks59 decks
-18%synergy
Opt
5.1%inclusion3 decks59 decks
-31%synergy
Intellectual Offering
5.1%inclusion3 decks59 decks
5%synergy
High Tide
5.1%inclusion3 decks59 decks
1%synergy
Sorceries
Wheel of Fortune
51%inclusion30 decks59 decks
43%synergy
Ensnared by the Mara
37%inclusion22 decks59 decks
36%synergy
Prosperity
37%inclusion22 decks59 decks
37%synergy
Minds Aglow
36%inclusion21 decks59 decks
35%synergy
Warp World
32%inclusion19 decks59 decks
31%synergy
Molten Psyche
32%inclusion19 decks59 decks
31%synergy
Wheel of Misfortune
25%inclusion15 decks59 decks
21%synergy
Thieves' Auction
22%inclusion13 decks59 decks
21%synergy
Scrambleverse
22%inclusion13 decks59 decks
21%synergy
Reforge the Soul
20%inclusion12 decks59 decks
18%synergy
Wheel of Fate
19%inclusion11 decks59 decks
17%synergy
Role Reversal
19%inclusion11 decks59 decks
17%synergy
Echo of Eons
17%inclusion10 decks59 decks
14%synergy
Mana Geyser
17%inclusion10 decks59 decks
-4%synergy
Vandalblast
15%inclusion9 decks59 decks
-12%synergy
Prisoner's Dilemma
15%inclusion9 decks59 decks
14%synergy
Shifting Grift
14%inclusion8 decks58 decks
13%synergy
Disrupt Decorum
14%inclusion8 decks59 decks
10%synergy
Day's Undoing
14%inclusion8 decks59 decks
13%synergy
Faithless Looting
12%inclusion7 decks59 decks
-21%synergy
Over the Top
12%inclusion7 decks59 decks
12%synergy
Skyscribing
12%inclusion7 decks59 decks
12%synergy
Ponder
10%inclusion6 decks59 decks
-28%synergy
Game Plan
10%inclusion6 decks59 decks
10%synergy
Timetwister
10%inclusion6 decks59 decks
8%synergy
Sea Gate Restoration
10%inclusion6 decks59 decks
2%synergy
Whims of the Fates
10%inclusion6 decks59 decks
10%synergy
Time Reversal
10%inclusion6 decks59 decks
9%synergy
Khorvath's Fury
10%inclusion6 decks59 decks
10%synergy
Insurrection
10%inclusion6 decks59 decks
8%synergy
Game of Chaos
8.5%inclusion5 decks59 decks
6%synergy
Order of Succession
6.8%inclusion4 decks59 decks
7%synergy
Fascination
6.8%inclusion4 decks59 decks
7%synergy
Incendiary Command
6.8%inclusion4 decks59 decks
6%synergy
Hit the Mother Lode
6.8%inclusion4 decks59 decks
3%synergy
Chaotic Transformation
6.8%inclusion4 decks59 decks
6%synergy
Dance with Calamity
6.8%inclusion4 decks59 decks
5%synergy
Preordain
6.8%inclusion4 decks59 decks
-28%synergy
Illicit Auction
6.8%inclusion4 decks59 decks
6%synergy
Flash Photography
5.9%inclusion1 decks17 decks
6%synergy
Will of the Jeskai
5.3%inclusion2 decks38 decks
-1%synergy
Quantum Misalignment
5.1%inclusion3 decks59 decks
3%synergy
Expressive Iteration
5.1%inclusion3 decks59 decks
-18%synergy
Collision of Realms
5.1%inclusion3 decks59 decks
5%synergy
Deep Analysis
5.1%inclusion3 decks59 decks
-1%synergy
Nanogene Conversion
5.1%inclusion3 decks59 decks
4%synergy
Tasha's Hideous Laughter
5.1%inclusion3 decks59 decks
4%synergy
Irenicus's Vile Duplication
5.1%inclusion3 decks59 decks
0%synergy
Utility Artifacts
Folio of Fancies
42%inclusion25 decks59 decks
41%synergy
Font of Mythos
36%inclusion21 decks59 decks
35%synergy
Anvil of Bogardan
34%inclusion20 decks59 decks
34%synergy
Horn of Greed
29%inclusion17 decks59 decks
28%synergy
Otherworld Atlas
29%inclusion17 decks59 decks
28%synergy
Knowledge Pool
24%inclusion14 decks59 decks
23%synergy
Helm of Awakening
22%inclusion13 decks59 decks
19%synergy
Chaos Wand
20%inclusion12 decks59 decks
19%synergy
Lightning Greaves
15%inclusion9 decks59 decks
-9%synergy
Swiftfoot Boots
14%inclusion8 decks59 decks
-16%synergy
Wand of Wonder
14%inclusion8 decks59 decks
10%synergy
River Song's Diary
12%inclusion7 decks59 decks
11%synergy
Crawlspace
8.5%inclusion5 decks59 decks
8%synergy
Wayfarer's Bauble
8.5%inclusion5 decks59 decks
-2%synergy
Mithril Coat
8.5%inclusion5 decks59 decks
5%synergy
Memory Vessel
6.9%inclusion4 decks58 decks
7%synergy
Ghirapur Orrery
6.8%inclusion4 decks59 decks
6%synergy
Synthesis Pod
5.1%inclusion3 decks59 decks
5%synergy
Gate to the Aether
5.1%inclusion3 decks59 decks
5%synergy
Sapphire Medallion
5.1%inclusion3 decks59 decks
-3%synergy
Ruby Medallion
5.1%inclusion3 decks59 decks
-4%synergy
Sensei's Divining Top
5.1%inclusion3 decks59 decks
-2%synergy
Hithlain Rope
5.1%inclusion3 decks59 decks
5%synergy
Library of Leng
5.1%inclusion3 decks59 decks
4%synergy
Timesifter
5.1%inclusion3 decks59 decks
5%synergy
Tempting Contract
5.1%inclusion3 decks59 decks
5%synergy
Enchantments
Forced Fruition
46%inclusion27 decks59 decks
45%synergy
Possibility Storm
42%inclusion25 decks59 decks
41%synergy
Propaganda
34%inclusion20 decks59 decks
19%synergy
Hive Mind
31%inclusion18 decks59 decks
29%synergy
The Lost and the Damned
27%inclusion16 decks59 decks
26%synergy
Passionate Archaeologist
27%inclusion16 decks59 decks
25%synergy
Confusion in the Ranks
25%inclusion15 decks59 decks
25%synergy
Powerbalance
24%inclusion14 decks58 decks
21%synergy
Ominous Seas
24%inclusion14 decks59 decks
20%synergy
Mana Flare
20%inclusion12 decks59 decks
19%synergy
Grip of Chaos
19%inclusion11 decks59 decks
18%synergy
Fortune Teller's Talent
18%inclusion10 decks55 decks
17%synergy
Eye of the Storm
17%inclusion10 decks59 decks
16%synergy
Wild Evocation
17%inclusion10 decks59 decks
16%synergy
Descent into Avernus
15%inclusion9 decks59 decks
13%synergy
Well of Ideas
15%inclusion9 decks59 decks
15%synergy
Mind's Dilation
15%inclusion9 decks59 decks
14%synergy
Charred Foyer // Warped Space
14%inclusion7 decks51 decks
13%synergy
Wizard Class
14%inclusion8 decks59 decks
6%synergy
Spider-Verse
13%inclusion3 decks23 decks
12%synergy
Triple Triad
13%inclusion4 decks32 decks
11%synergy
Improbable Alliance
12%inclusion7 decks59 decks
11%synergy
Weftwalking
11%inclusion3 decks28 decks
10%synergy
Stolen Strategy
10%inclusion6 decks59 decks
10%synergy
Mystic Remora
10%inclusion6 decks59 decks
-10%synergy
Struggle for Project Purity
8.5%inclusion5 decks59 decks
8%synergy
Shared Fate
6.8%inclusion4 decks59 decks
7%synergy
Planar Chaos
6.8%inclusion4 decks59 decks
4%synergy
Conjured Currency
6.8%inclusion4 decks59 decks
7%synergy
Leyline of Anticipation
6.8%inclusion4 decks59 decks
3%synergy
Curse of Echoes
5.1%inclusion3 decks59 decks
5%synergy
Teferi's Ageless Insight
5.1%inclusion3 decks59 decks
-3%synergy
Psychic Corrosion
5.1%inclusion3 decks59 decks
4%synergy
Extraordinary Journey
5.1%inclusion3 decks59 decks
5%synergy
Court of Vantress
5.1%inclusion3 decks59 decks
5%synergy
Standstill
5.1%inclusion3 decks59 decks
5%synergy
Planeswalkers
Dack Fayden
17%inclusion10 decks59 decks
15%synergy
Jace Beleren
17%inclusion10 decks59 decks
16%synergy
Jace, Wielder of Mysteries
8.5%inclusion5 decks59 decks
5%synergy
Utility Lands
Reliquary Tower
78%inclusion46 decks59 decks
29%synergy
Otawara, Soaring City
39%inclusion23 decks59 decks
20%synergy
Homeward Path
39%inclusion23 decks59 decks
38%synergy
Mystic Sanctuary
34%inclusion20 decks59 decks
8%synergy
Maze of Ith
25%inclusion15 decks59 decks
24%synergy
Rivendell
17%inclusion10 decks59 decks
13%synergy
Temple of the False God
14%inclusion8 decks59 decks
4%synergy
Desolate Lighthouse
10%inclusion6 decks59 decks
0%synergy
Rogue's Passage
8.5%inclusion5 decks59 decks
-5%synergy
Thespian's Stage
6.8%inclusion4 decks59 decks
6%synergy
Vesuva
6.8%inclusion4 decks59 decks
6%synergy
Command Beacon
6.8%inclusion4 decks59 decks
3%synergy
Restless Spire
6.8%inclusion4 decks59 decks
2%synergy
Agna Qel'a
6.7%inclusion1 decks15 decks
4%synergy
Mistrise Village
5.3%inclusion2 decks38 decks
-10%synergy
Academy Ruins
5.1%inclusion3 decks59 decks
-2%synergy
Sokenzan, Crucible of Defiance
5.1%inclusion3 decks59 decks
2%synergy
Scavenger Grounds
5.1%inclusion3 decks59 decks
2%synergy
Lonely Sandbar
5.1%inclusion3 decks59 decks
-1%synergy
Cephalid Coliseum
5.1%inclusion3 decks59 decks
-1%synergy
Castle Vantress
5.1%inclusion3 decks59 decks
0%synergy
Mana Artifacts
Arcane Signet
85%inclusion50 decks59 decks
1%synergy
Sol Ring
80%inclusion47 decks59 decks
-7%synergy
Thought Vessel
75%inclusion44 decks59 decks
38%synergy
Talisman of Creativity
66%inclusion39 decks59 decks
12%synergy
Izzet Signet
56%inclusion33 decks59 decks
-3%synergy
Fellwar Stone
41%inclusion24 decks59 decks
9%synergy
Decanter of Endless Water
32%inclusion19 decks59 decks
22%synergy
Mind Stone
24%inclusion14 decks59 decks
-1%synergy
Thran Dynamo
15%inclusion9 decks59 decks
7%synergy
Midnight Clock
14%inclusion8 decks59 decks
2%synergy
Misleading Signpost
12%inclusion7 decks59 decks
11%synergy
Coveted Jewel
12%inclusion7 decks59 decks
10%synergy
Cursed Mirror
10%inclusion6 decks59 decks
3%synergy
Commander's Sphere
8.5%inclusion5 decks59 decks
-7%synergy
Machine God's Effigy
8.5%inclusion5 decks59 decks
7%synergy
Bender's Waterskin
8.3%inclusion2 decks24 decks
4%synergy
Victory Chimes
6.8%inclusion4 decks59 decks
7%synergy
Bounty Board
5.2%inclusion3 decks58 decks
5%synergy
Gilded Lotus
5.1%inclusion3 decks59 decks
-1%synergy
Liquimetal Torque
5.1%inclusion3 decks59 decks
1%synergy
Lands
Island
100%inclusion59 decks59 decks
2%synergy
Mountain
100%inclusion59 decks59 decks
3%synergy
Command Tower
93%inclusion55 decks59 decks
6%synergy
Steam Vents
86%inclusion51 decks59 decks
39%synergy
Training Center
78%inclusion46 decks59 decks
35%synergy
Sulfur Falls
73%inclusion43 decks59 decks
7%synergy
Stormcarved Coast
66%inclusion39 decks59 decks
26%synergy
Scalding Tarn
61%inclusion36 decks59 decks
30%synergy
Volcanic Island
59%inclusion35 decks59 decks
44%synergy
Cascade Bluffs
59%inclusion35 decks59 decks
16%synergy
Shivan Reef
54%inclusion32 decks59 decks
-5%synergy
Exotic Orchard
49%inclusion29 decks59 decks
15%synergy
Riverglide Pathway
46%inclusion27 decks59 decks
22%synergy
Thundering Falls
39%inclusion23 decks59 decks
18%synergy
Riverpyre Verge
36%inclusion15 decks42 decks
15%synergy
Izzet Boilerworks
32%inclusion19 decks59 decks
-7%synergy
Myriad Landscape
32%inclusion19 decks59 decks
15%synergy
Temple of Epiphany
29%inclusion17 decks59 decks
-12%synergy
Frostboil Snarl
27%inclusion16 decks59 decks
-17%synergy
Ferrous Lake
25%inclusion15 decks59 decks
1%synergy
Sink into Stupor
24%inclusion14 decks58 decks
7%synergy
Fiery Islet
24%inclusion14 decks59 decks
-3%synergy
Fabled Passage
22%inclusion13 decks59 decks
14%synergy
Molten Tributary
17%inclusion10 decks59 decks
8%synergy
Spirebluff Canal
17%inclusion10 decks59 decks
2%synergy
Evolving Wilds
12%inclusion7 decks59 decks
-6%synergy
Valakut Awakening
12%inclusion7 decks59 decks
2%synergy
Prismatic Vista
12%inclusion7 decks59 decks
5%synergy
Wooded Foothills
12%inclusion7 decks59 decks
3%synergy
Flooded Strand
12%inclusion7 decks59 decks
1%synergy
Sea Gate Restoration
10%inclusion6 decks59 decks
2%synergy
Polluted Delta
10%inclusion6 decks59 decks
-1%synergy
Bloodstained Mire
10%inclusion6 decks59 decks
0%synergy
Arid Mesa
10%inclusion6 decks59 decks
1%synergy
Pinnacle Monk
8.6%inclusion5 decks58 decks
-4%synergy
Terramorphic Expanse
8.5%inclusion5 decks59 decks
-4%synergy
Misty Rainforest
8.5%inclusion5 decks59 decks
-2%synergy
Hydroelectric Specimen
6.9%inclusion4 decks58 decks
-1%synergy
Reflecting Pool
6.8%inclusion4 decks59 decks
2%synergy
Talon Gates of Madara
5.3%inclusion3 decks57 decks
4%synergy
Demolition Field
5.1%inclusion3 decks59 decks
2%synergy
Volatile Fjord
5.1%inclusion3 decks59 decks
0%synergy