Line Cutter (Card)
Line Cutter
In 3212 decks
0% of 2840647 decks
The Most Dangerous Gamer
84.47% of 1919 decks
1621 decks
Mr. House, President and CEO
3.76% of 13999 decks
526 decks
Dee Kay, Finder of the Lost
82.32% of 611 decks
503 decks
Monoxa, Midway Manager
39.49% of 157 decks
62 decks
Yarok, the Desecrated
0.47% of 10873 decks
51 decks
Esika, God of the Tree
0.15% of 19360 decks
29 decks
Kenrith, the Returned King
0.12% of 23590 decks
29 decks
Wyll, Blade of Frontiers // Agent of the Shadow Thieves
36.36% of 77 decks
28 decks
Spinnerette, Arachnobat
70.27% of 37 decks
26 decks
Yidris, Maelstrom Wielder
0.33% of 6923 decks
23 decks
Garth One-Eye
0.44% of 4326 decks
19 decks
Sisay, Weatherlight Captain
0.10% of 13061 decks
13 decks
Atraxa, Grand Unifier
0.09% of 14583 decks
13 decks
Aminatou, the Fateshifter
0.19% of 6192 decks
12 decks
Atraxa, Praetors' Voice
0.03% of 35812 decks
11 decks
Breya, Etherium Shaper
0.07% of 15199 decks
11 decks
Vorthos, Steward of Myth
3.07% of 261 decks
8 decks
The Celestial Toymaker
0.36% of 1957 decks
7 decks
New Cards
Wastewood Verge
9% of 381 decks
+4% synergy
Haunt the Network
6% of 165 decks
+6% synergy
Waxen Shapethief
5% of 157 decks
+4% synergy
Voyage Home
5% of 43 decks
+2% synergy
Demonic Junker
4% of 603 decks
+3% synergy
High Synergy Cards
Coming Attraction
97% of 1945 decks
+97% synergy
Deadbeat Attendant
95% of 3212 decks
+94% synergy
Monitor Monitor
94% of 874 decks
+94% synergy
Discourtesy Clerk
94% of 3212 decks
+94% synergy
Petting Zookeeper
92% of 1945 decks
+92% synergy
"Lifetime" Pass Holder
92% of 3212 decks
+92% synergy
Step Right Up
91% of 3212 decks
+91% synergy
Complaints Clerk
90% of 758 decks
+90% synergy
Squirrel Squatters
90% of 1945 decks
+90% synergy
Command Performance
90% of 874 decks
+90% synergy
Top Cards
Night Shift of the Living Dead
88% of 3212 decks
+88% synergy
Seasoned Buttoneer
88% of 874 decks
+88% synergy
Quick Fixer
87% of 3212 decks
+87% synergy
Spinnerette, Arachnobat
87% of 1945 decks
+87% synergy
Soul Swindler
81% of 3212 decks
+81% synergy
Barbarian Class
81% of 898 decks
+80% synergy
Myra the Magnificent
79% of 235 decks
+79% synergy
Black Hole
76% of 3212 decks
+76% synergy
Rad Rascal
76% of 898 decks
+76% synergy
Wyll, Blade of Frontiers
75% of 898 decks
+74% synergy
Game Changers
Urza, Lord High Artificer
17% of 874 decks
+14% synergy
Smothering Tithe
17% of 758 decks
-7% synergy
Cyclonic Rift
13% of 874 decks
-14% synergy
Rhystic Study
11% of 874 decks
-16% synergy
Demonic Tutor
9% of 3212 decks
-13% synergy
Fierce Guardianship
5% of 874 decks
-13% synergy
Vampiric Tutor
5% of 3212 decks
-12% synergy
Creatures
Bamboozling Beeble
69% of 874 decks
+69% synergy
Vedalken Squirrel-Whacker
68% of 874 decks
+68% synergy
Pixie Guide
67% of 874 decks
+67% synergy
Xenosquirrels
67% of 3212 decks
+67% synergy
Feywild Trickster
66% of 874 decks
+66% synergy
The Space Family Goblinson
65% of 185 decks
+65% synergy
Hoarding Ogre
63% of 898 decks
+62% synergy
Brazen Dwarf
62% of 898 decks
+61% synergy
Draconian Gate-Bot
61% of 3212 decks
+61% synergy
Ride Guide
61% of 758 decks
+61% synergy
Delina, Wild Mage
60% of 898 decks
+57% synergy
Atomwheel Acrobats
54% of 1945 decks
+54% synergy
Celebr-8000
53% of 3212 decks
+53% synergy
Monoxa, Midway Manager
51% of 898 decks
+51% synergy
Winding Constrictor
48% of 1945 decks
+44% synergy
Corpsejack Menace
46% of 1945 decks
+41% synergy
Centaur of Attention
45% of 1945 decks
+45% synergy
Chaos Dragon
43% of 898 decks
+42% synergy
Teething Wurmlet
43% of 1945 decks
+42% synergy
Sarinth Steelseeker
40% of 1945 decks
+39% synergy
Dee Kay, Finder of the Lost
40% of 874 decks
+40% synergy
Chaos Channeler
39% of 898 decks
+38% synergy
Forgotten Ancient
39% of 1945 decks
+33% synergy
Shimmer Dragon
37% of 874 decks
+35% synergy
Jan Jansen, Chaos Crafter
35% of 700 decks
+32% synergy
Kami of Whispered Hopes
35% of 1945 decks
+28% synergy
Cyberdrive Awakener
34% of 874 decks
+32% synergy
Resolute Veggiesaur
34% of 1945 decks
+34% synergy
Thought Monitor
34% of 874 decks
+31% synergy
Earth-Cult Elemental
33% of 898 decks
+32% synergy
Replication Specialist
32% of 874 decks
+32% synergy
Eternal Witness
31% of 1945 decks
+11% synergy
Baleful Strix
30% of 874 decks
+17% synergy
Sakura-Tribe Elder
27% of 1945 decks
+9% synergy
Duskshell Crawler
27% of 1945 decks
+25% synergy
Vrondiss, Rage of Ancients
26% of 185 decks
+26% synergy
Thassa, Deep-Dwelling
26% of 874 decks
+24% synergy
Ancient Copper Dragon
26% of 898 decks
+22% synergy
Llanowar Elves
25% of 1945 decks
+4% synergy
Ancient Gold Dragon
24% of 758 decks
+22% synergy
Kappa Cannoneer
24% of 874 decks
+22% synergy
Contraband Kingpin
24% of 874 decks
+23% synergy
Swarming Goblins
23% of 898 decks
+22% synergy
Displacer Kitten
23% of 874 decks
+17% synergy
Securitron Squadron
22% of 581 decks
+21% synergy
Xorn
22% of 898 decks
+18% synergy
Vegetation Abomination
22% of 1945 decks
+22% synergy
Padeem, Consul of Innovation
21% of 874 decks
+18% synergy
Farideh, Devil's Chosen
20% of 235 decks
+20% synergy
Cursed Wombat
20% of 1001 decks
+20% synergy
Instants
Pair o' Dice Lost
62% of 1945 decks
+62% synergy
Six-Sided Die
62% of 3212 decks
+61% synergy
Boing!
61% of 874 decks
+60% synergy
Wyll's Reversal
58% of 898 decks
+57% synergy
Contraband Livestock
55% of 758 decks
+54% synergy
Beast Within
41% of 1945 decks
+4% synergy
Ghostly Flicker
39% of 874 decks
+34% synergy
Putrefy
38% of 1945 decks
+22% synergy
Counterspell
36% of 874 decks
-6% synergy
Berserker's Frenzy
35% of 898 decks
+35% synergy
Lae'zel's Acrobatics
35% of 758 decks
+33% synergy
Revivify
35% of 758 decks
+34% synergy
Swords to Plowshares
35% of 758 decks
-28% synergy
Assassin's Trophy
33% of 1945 decks
+3% synergy
Saw in Half
33% of 3212 decks
+30% synergy
Heroic Intervention
28% of 1945 decks
-1% synergy
Contact Other Plane
28% of 874 decks
+28% synergy
Farideh's Fireball
26% of 898 decks
+25% synergy
Displace
25% of 874 decks
+23% synergy
Revitalizing Repast
25% of 1019 decks
+16% synergy
Path to Exile
24% of 758 decks
-23% synergy
Planar Incision
23% of 874 decks
+22% synergy
Tear Asunder
23% of 1945 decks
+17% synergy
Critical Hit
21% of 898 decks
+21% synergy
Chaos Warp
20% of 898 decks
-11% synergy
Atomize
18% of 1236 decks
+14% synergy
Negate
18% of 874 decks
-5% synergy
Invigorating Surge
18% of 1945 decks
+16% synergy
Dark Ritual
17% of 3212 decks
-6% synergy
Grave Endeavor
16% of 3212 decks
+16% synergy
Gaea's Gift
15% of 1945 decks
+12% synergy
Golgari Charm
15% of 1945 decks
+10% synergy
Deadly Dispute
14% of 3212 decks
+3% synergy
Blur
13% of 874 decks
+12% synergy
Feign Death
13% of 3212 decks
+11% synergy
Snakeskin Veil
13% of 1945 decks
+8% synergy
Big Score
13% of 898 decks
+4% synergy
Return to Nature
13% of 1945 decks
+7% synergy
Tyvar's Stand
12% of 1945 decks
+8% synergy
Tamiyo's Safekeeping
12% of 1945 decks
+6% synergy
Embiggen
12% of 1945 decks
+12% synergy
Essence Flux
11% of 874 decks
+9% synergy
Dispatch
11% of 758 decks
+6% synergy
Brainstorm
11% of 874 decks
-9% synergy
Diviner's Portent
10% of 874 decks
+10% synergy
Teferi's Time Twist
10% of 874 decks
+9% synergy
Gale's Redirection
10% of 874 decks
+10% synergy
Generous Gift
10% of 758 decks
-15% synergy
Reality Shift
10% of 874 decks
+1% synergy
Arcane Denial
10% of 874 decks
-10% synergy
Sorceries
Attempted Murder
63% of 3212 decks
+63% synergy
Circuits Act
62% of 898 decks
+62% synergy
Cultivate
61% of 1945 decks
+16% synergy
Rampant Growth
56% of 1945 decks
+21% synergy
Clowning Around
49% of 758 decks
+48% synergy
Slight Malfunction
43% of 898 decks
+43% synergy
Kodama's Reach
37% of 1945 decks
+6% synergy
Nature's Lore
35% of 1945 decks
+3% synergy
Rise and Shine
35% of 874 decks
+34% synergy
Thoughtcast
35% of 874 decks
+32% synergy
Reckless Endeavor
35% of 898 decks
+34% synergy
Thunderwave
34% of 898 decks
+34% synergy
Recruitment Drive
28% of 758 decks
+28% synergy
Three Visits
25% of 1945 decks
+0% synergy
Casualties of War
23% of 1945 decks
+19% synergy
Farseek
22% of 1945 decks
-13% synergy
Valiant Endeavor
21% of 758 decks
+21% synergy
Myrkul's Edict
21% of 3212 decks
+20% synergy
Arcane Endeavor
21% of 874 decks
+20% synergy
Sign in Blood
20% of 3212 decks
+11% synergy
Ruinous Ultimatum
20% of 700 decks
+2% synergy
Harmonize
19% of 1945 decks
+11% synergy
Fangs of Kalonia
18% of 1005 decks
+16% synergy
Danse Macabre
16% of 3212 decks
+16% synergy
Reverse Engineer
15% of 874 decks
+15% synergy
Monumental Corruption
15% of 3212 decks
+14% synergy
Blasphemous Act
14% of 898 decks
-19% synergy
Feed the Swarm
14% of 3212 decks
-3% synergy
Read the Bones
13% of 3212 decks
+6% synergy
Cone of Cold
12% of 874 decks
+12% synergy
Universal Surveillance
12% of 874 decks
+11% synergy
Toxic Deluge
10% of 3212 decks
-8% synergy
Rishkar's Expertise
10% of 1945 decks
-1% synergy
Finishing Move
10% of 1945 decks
+10% synergy
Organic Extinction
9% of 758 decks
+7% synergy
Night's Whisper
9% of 3212 decks
+0% synergy
Damnation
8% of 3212 decks
+1% synergy
Power of Persuasion
8% of 874 decks
+8% synergy
Visions of Dominance
7% of 1945 decks
+7% synergy
Explore
7% of 1945 decks
-2% synergy
Down for Repairs
7% of 3212 decks
+7% synergy
Ponder
7% of 874 decks
-5% synergy
Bala Ged Recovery
7% of 1945 decks
-2% synergy
Splash Portal
6% of 405 decks
+5% synergy
Broken Bond
6% of 1945 decks
+4% synergy
Gamble
6% of 898 decks
-4% synergy
In Garruk's Wake
6% of 3212 decks
+3% synergy
Supreme Verdict
6% of 215 decks
-8% synergy
Fabricate
5% of 874 decks
-1% synergy
Search for Tomorrow
5% of 1945 decks
+2% synergy
Utility Artifacts
Wand of Wonder
56% of 898 decks
+54% synergy
Strength-Testing Hammer
56% of 3212 decks
+55% synergy
Clown Car
50% of 3212 decks
+49% synergy
Swiftfoot Boots
41% of 3212 decks
+13% synergy
Inspiring Statuary
39% of 3212 decks
+37% synergy
Mirrorworks
34% of 3212 decks
+33% synergy
Sculpting Steel
28% of 3212 decks
+25% synergy
Cranial Plating
26% of 3212 decks
+24% synergy
Ozolith, the Shattered Spire
26% of 1943 decks
+20% synergy
Panharmonicon
25% of 3212 decks
+21% synergy
The Deck of Many Things
24% of 3212 decks
+24% synergy
Power Fist
20% of 1236 decks
+18% synergy
Goblin Morningstar
19% of 898 decks
+19% synergy
Lightning Greaves
19% of 3212 decks
-6% synergy
Commander's Sphere
18% of 3212 decks
+3% synergy
Sword of Hours
17% of 3212 decks
+16% synergy
Treasure Chest
15% of 3212 decks
+15% synergy
Conjurer's Closet
14% of 3212 decks
+12% synergy
Bucknard's Everfull Purse
14% of 3212 decks
+14% synergy
Wizard's Spellbook
13% of 874 decks
+13% synergy
Nettlecyst
13% of 3212 decks
+11% synergy
Strionic Resonator
13% of 3212 decks
+10% synergy
Mind Stone
12% of 3212 decks
-5% synergy
Wayfarer's Bauble
11% of 3212 decks
+2% synergy
Chariot of Victory
8% of 3212 decks
+8% synergy
The Ozolith
8% of 3212 decks
+4% synergy
Brotherhood Regalia
7% of 1579 decks
+5% synergy
Mithril Coat
6% of 3002 decks
+2% synergy
Door to Nothingness
6% of 143 decks
+3% synergy
Blade of Selves
6% of 3212 decks
+5% synergy
Whispersilk Cloak
6% of 3212 decks
+2% synergy
Trailblazer's Boots
6% of 3212 decks
+4% synergy
Enchantments
Priority Boarding
60% of 898 decks
+60% synergy
Netherese Puzzle-Ward
55% of 874 decks
+54% synergy
Hardened Scales
46% of 1945 decks
+37% synergy
Motion Sickness
41% of 874 decks
+41% synergy
Maddening Hex
36% of 898 decks
+35% synergy
Mechanized Production
31% of 874 decks
+29% synergy
Hydra's Growth
27% of 1945 decks
+25% synergy
Vraska Joins Up
22% of 1137 decks
+18% synergy
Exchange of Words
20% of 874 decks
+20% synergy
Done for the Day
20% of 1945 decks
+20% synergy
Thopter Spy Network
18% of 874 decks
+14% synergy
Wild Growth
17% of 1945 decks
+6% synergy
Phyrexian Arena
15% of 3212 decks
-0% synergy
Virtue of Knowledge
15% of 741 decks
+12% synergy
Innkeeper's Talent
14% of 912 decks
+10% synergy
Starlight Spectacular
14% of 758 decks
+14% synergy
Intangible Virtue
14% of 758 decks
+9% synergy
Rancor
13% of 1945 decks
+9% synergy
Anointed Procession
13% of 758 decks
+4% synergy
Court of Garenbrig
12% of 1654 decks
+9% synergy
Branching Evolution
10% of 1945 decks
+4% synergy
Kaya's Ghostform
9% of 3212 decks
+5% synergy
Leyline of the Guildpact
9% of 97 decks
-6% synergy
Tempered Steel
8% of 758 decks
+7% synergy
Mirror Room // Fractured Realm
8% of 353 decks
+6% synergy
Mirrormade
8% of 874 decks
+5% synergy
Teleportation Circle
8% of 758 decks
+4% synergy
Snake Umbra
7% of 1945 decks
+4% synergy
Stocking the Pantry
7% of 896 decks
+6% synergy
Frantic Strength
7% of 732 decks
+6% synergy
Alchemist's Talent
6% of 406 decks
+5% synergy
Thickest in the Thicket
6% of 896 decks
+5% synergy
The Antiquities War
6% of 874 decks
+6% synergy
Propaganda
6% of 874 decks
-6% synergy
Caretaker's Talent
6% of 360 decks
+1% synergy
Well Rested
6% of 1247 decks
+5% synergy
Impact Tremors
6% of 898 decks
-4% synergy
Utopia Sprawl
6% of 1945 decks
-2% synergy
Court of Vantress
6% of 731 decks
+4% synergy
Black Market Connections
6% of 3212 decks
-5% synergy
Rain of Riches
5% of 898 decks
+4% synergy
Monologue Tax
5% of 758 decks
+3% synergy
Family's Favor
5% of 1945 decks
+5% synergy
Sylvan Library
5% of 1945 decks
-6% synergy
Planeswalkers
Comet, Stellar Pup
65% of 700 decks
+64% synergy
Tezzeret, Master of the Bridge
25% of 874 decks
+23% synergy
Space Beleren
13% of 215 decks
+13% synergy
Vraska, Swarm's Eminence
5% of 1945 decks
+5% synergy
Utility Lands
Rogue's Passage
35% of 3212 decks
+15% synergy
Seat of the Synod
34% of 874 decks
+28% synergy
Bojuka Bog
31% of 3212 decks
+1% synergy
Archway of Innovation
21% of 447 decks
+18% synergy
Reliquary Tower
21% of 3212 decks
-9% synergy
Vault of Whispers
18% of 3212 decks
+14% synergy
Tree of Tales
14% of 1945 decks
+12% synergy
Underdark Rift
12% of 3212 decks
+12% synergy
Urborg, Tomb of Yawgmoth
11% of 3212 decks
+1% synergy
Darksteel Citadel
10% of 3212 decks
+6% synergy
Boseiju, Who Endures
10% of 1945 decks
-9% synergy
Restless Cottage
10% of 1666 decks
+6% synergy
Academy Ruins
9% of 874 decks
+4% synergy
Inventors' Fair
9% of 3212 decks
+5% synergy
Otawara, Soaring City
9% of 874 decks
-8% synergy
Yavimaya, Cradle of Growth
9% of 3212 decks
-0% synergy
Mystic Sanctuary
8% of 874 decks
-4% synergy
Tyrite Sanctum
8% of 3212 decks
+6% synergy
Ancient Den
8% of 758 decks
+2% synergy
Temple of the False God
7% of 3212 decks
-2% synergy
Great Furnace
7% of 898 decks
+2% synergy
Karn's Bastion
7% of 3212 decks
+2% synergy
Nearby Planet
6% of 143 decks
+6% synergy
Mines of Moria
6% of 864 decks
+2% synergy
Vault of the Archangel
5% of 758 decks
-6% synergy
Oran-Rief, the Vastwood
5% of 1945 decks
+1% synergy
Urza's Saga
5% of 3212 decks
-2% synergy
Mana Artifacts
Sol Ring
84% of 3212 decks
-1% synergy
Arcane Signet
76% of 3212 decks
+4% synergy
Vexing Puzzlebox
50% of 3212 decks
+49% synergy
Dimir Signet
39% of 874 decks
+10% synergy
Golgari Signet
39% of 1945 decks
+26% synergy
Talisman of Resilience
32% of 1945 decks
+20% synergy
Talisman of Dominance
30% of 874 decks
-2% synergy
Rakdos Signet
24% of 898 decks
-5% synergy
Component Pouch
24% of 3212 decks
+23% synergy
Talisman of Conviction
19% of 700 decks
-5% synergy
Talisman of Indulgence
18% of 898 decks
-9% synergy
Boros Signet
18% of 700 decks
-5% synergy
Talisman of Hierarchy
17% of 758 decks
-8% synergy
Orzhov Signet
17% of 758 decks
-10% synergy
Luck Bobblehead
16% of 2120 decks
+16% synergy
Ebony Fly
15% of 3212 decks
+15% synergy
Azorius Signet
13% of 215 decks
-12% synergy
Fellwar Stone
13% of 3212 decks
-8% synergy
Izzet Signet
12% of 235 decks
-16% synergy
Ticket Turbotubes
10% of 3212 decks
+10% synergy
Charisma Bobblehead
9% of 2120 decks
+9% synergy
Perception Bobblehead
9% of 2145 decks
+9% synergy
Endurance Bobblehead
9% of 2120 decks
+9% synergy
Agility Bobblehead
9% of 2120 decks
+9% synergy
Simic Signet
9% of 275 decks
-5% synergy
Strength Bobblehead
9% of 2120 decks
+8% synergy
Intelligence Bobblehead
8% of 2608 decks
+7% synergy
Talisman of Curiosity
7% of 275 decks
-6% synergy
Thought Vessel
7% of 3212 decks
-10% synergy
Haunted Screen
7% of 56 decks
+5% synergy
Talisman of Creativity
7% of 235 decks
-22% synergy
Sky Diamond
6% of 874 decks
+1% synergy
Timeless Lotus
6% of 143 decks
-7% synergy
Chromatic Lantern
5% of 3212 decks
-4% synergy
Lands
Command Tower
84% of 3212 decks
+10% synergy
Woodland Cemetery
47% of 1945 decks
+18% synergy
Nomad Outpost
47% of 700 decks
+18% synergy
Temple of Malady
46% of 1945 decks
+29% synergy
Sunken Hollow
46% of 874 decks
+11% synergy
Golgari Rot Farm
44% of 1945 decks
+26% synergy
Llanowar Wastes
40% of 1945 decks
+15% synergy
Exotic Orchard
38% of 3212 decks
+2% synergy
Dragonskull Summit
38% of 898 decks
+6% synergy
Tainted Wood
37% of 1945 decks
+23% synergy
Clifftop Retreat
36% of 700 decks
+6% synergy
Overgrown Tomb
36% of 1945 decks
-6% synergy
Watery Grave
36% of 874 decks
-4% synergy
Mistvault Bridge
35% of 874 decks
+30% synergy
Smoldering Marsh
34% of 898 decks
+1% synergy
Drowned Catacomb
34% of 874 decks
+7% synergy
Isolated Chapel
33% of 758 decks
+4% synergy
Breeding Pool
33% of 275 decks
-7% synergy
Evolving Wilds
33% of 3212 decks
+12% synergy
Undergrowth Stadium
32% of 1945 decks
+7% synergy
Necroblossom Snarl
30% of 1945 decks
+18% synergy
Dimir Aqueduct
30% of 874 decks
+14% synergy
Morphic Pool
30% of 874 decks
+4% synergy
Shipwreck Marsh
29% of 874 decks
+11% synergy
Stomping Ground
29% of 185 decks
-11% synergy
Sacred Foundry
29% of 700 decks
-6% synergy
Savai Triome
29% of 700 decks
+2% synergy
Blood Crypt
28% of 898 decks
-10% synergy
Godless Shrine
28% of 758 decks
-12% synergy
Hallowed Fountain
27% of 215 decks
-13% synergy
Steam Vents
27% of 235 decks
-12% synergy
Choked Estuary
26% of 874 decks
+10% synergy
Temple Garden
26% of 172 decks
-14% synergy
Opulent Palace
25% of 275 decks
-2% synergy
Zagoth Triome
25% of 275 decks
-5% synergy
Luxury Suite
25% of 898 decks
-1% synergy
Myriad Landscape
24% of 3212 decks
+6% synergy
Crumbling Necropolis
23% of 235 decks
-8% synergy
Arcane Sanctum
23% of 215 decks
-5% synergy
Spectator Seating
23% of 700 decks
-2% synergy
Temple of Malice
22% of 898 decks
+8% synergy
Haunted Mire
22% of 1945 decks
+15% synergy
Ketria Triome
22% of 176 decks
-11% synergy
Deathcap Glade
21% of 1945 decks
+8% synergy
Terramorphic Expanse
21% of 3212 decks
+6% synergy
Tainted Isle
21% of 874 decks
+10% synergy
Vault of Champions
21% of 758 decks
-4% synergy
Darkwater Catacombs
21% of 874 decks
+6% synergy
Temple of Silence
21% of 758 decks
+2% synergy
Temple of Deceit
21% of 874 decks
+4% synergy