Flames of the Firebrand (Card)
Flames of the Firebrand
In 1546 decks
0% of 2598634 decks
Chandra, Fire of Kaladesh
10.52% of 2615 decks
275 decks
Ojer Axonil, Deepest Might
2.45% of 9766 decks
239 decks
Ghyrson Starn, Kelermorph
1.09% of 15898 decks
174 decks
Torbran, Thane of Red Fell
2.47% of 3842 decks
95 decks
Taii Wakeen, Perfect Shot
2.42% of 3099 decks
75 decks
Judith, Carnage Connoisseur
0.64% of 8409 decks
54 decks
Solphim, Mayhem Dominus
0.66% of 6056 decks
40 decks
Syr Carah, the Bold
4.90% of 714 decks
35 decks
Krenko, Mob Boss
0.14% of 24718 decks
34 decks
Imodane, the Pyrohammer
0.34% of 7018 decks
24 decks
Tor Wauki the Younger
0.65% of 3070 decks
20 decks
Ob Nixilis, Captive Kingpin
0.21% of 9004 decks
19 decks
Obosh, the Preypiercer
0.90% of 1673 decks
15 decks
Niv-Mizzet, Visionary
0.41% of 3661 decks
15 decks
Feather, the Redeemed
0.14% of 10259 decks
14 decks
Niv-Mizzet, Parun
0.09% of 15110 decks
13 decks
Gev, Scaled Scorch
0.20% of 5501 decks
11 decks
Urabrask
0.24% of 4549 decks
11 decks
New Cards
Chandra, Spark Hunter
9% of 178 decks
+8% synergy
Count on Luck
7% of 178 decks
+7% synergy
Kickoff Celebrations
4% of 142 decks
+4% synergy
Outpace Oblivion
3% of 139 decks
+3% synergy
High Synergy Cards
Curiosity
46% of 344 decks
+42% synergy
Guttersnipe
41% of 1544 decks
+35% synergy
Thermo-Alchemist
37% of 1544 decks
+34% synergy
Electrolyze
35% of 344 decks
+34% synergy
Chandra's Pyrohelix
32% of 1544 decks
+32% synergy
Niv-Mizzet, Parun
40% of 344 decks
+31% synergy
Gelectrode
32% of 344 decks
+31% synergy
Fiery Confluence
32% of 1544 decks
+30% synergy
Tectonic Hazard
32% of 1172 decks
+30% synergy
Goblin Electromancer
39% of 344 decks
+29% synergy
Top Cards
Counterspell
42% of 344 decks
-0% synergy
Negate
41% of 344 decks
+19% synergy
Lightning Bolt
39% of 1544 decks
+28% synergy
Opt
32% of 344 decks
+23% synergy
Brainstorm
32% of 344 decks
+12% synergy
Firebrand Archer
31% of 1544 decks
+29% synergy
Shock
31% of 1544 decks
+29% synergy
Chandra's Incinerator
30% of 1544 decks
+29% synergy
End the Festivities
30% of 1544 decks
+28% synergy
Niv-Mizzet, the Firemind
30% of 344 decks
+26% synergy
Game Changers
Jeska's Will
12% of 1544 decks
-4% synergy
Rhystic Study
12% of 344 decks
-16% synergy
Cyclonic Rift
11% of 344 decks
-16% synergy
Smothering Tithe
8% of 192 decks
-17% synergy
Mystical Tutor
8% of 344 decks
-7% synergy
Fierce Guardianship
7% of 344 decks
-11% synergy
Creatures
Heartflame Duelist
30% of 166 decks
+29% synergy
Kessig Flamebreather
28% of 1544 decks
+25% synergy
Unruly Catapult
27% of 1281 decks
+26% synergy
Electrostatic Field
26% of 1544 decks
+23% synergy
Tandem Lookout
26% of 344 decks
+25% synergy
Exalted Flamer of Tzeentch
26% of 344 decks
+23% synergy
Young Pyromancer
26% of 1544 decks
+22% synergy
Erebor Flamesmith
25% of 1380 decks
+23% synergy
Coruscation Mage
23% of 724 decks
+19% synergy
Archmage Emeritus
22% of 344 decks
+14% synergy
Atzocan Seer
22% of 37 decks
+19% synergy
Gishath, Sun's Avatar
22% of 37 decks
+18% synergy
Zacama, Primal Calamity
22% of 37 decks
+12% synergy
Chandra's Spitfire
20% of 1544 decks
+19% synergy
Radiant Scrollwielder
19% of 192 decks
+19% synergy
Chandra's Phoenix
19% of 1544 decks
+19% synergy
Chandra's Magmutt
19% of 1544 decks
+19% synergy
Scalding Viper
18% of 272 decks
+17% synergy
Pantlaza, Sun-Favored
18% of 28 decks
+14% synergy
Ranging Raptors
17% of 75 decks
+16% synergy
Chandra's Pyreling
17% of 1544 decks
+17% synergy
Chandra's Embercat
17% of 1544 decks
+17% synergy
Torbran, Thane of Red Fell
16% of 1544 decks
+13% synergy
Siegehorn Ceratops
16% of 37 decks
+16% synergy
Archmage of Runes
16% of 105 decks
+13% synergy
Stormcatch Mentor
16% of 158 decks
+10% synergy
Third Path Iconoclast
16% of 344 decks
+9% synergy
Storm-Kiln Artist
16% of 1544 decks
+7% synergy
Pestilent Spirit
15% of 209 decks
+15% synergy
Firespitter Whelp
15% of 468 decks
+13% synergy
Ripjaw Raptor
15% of 75 decks
+13% synergy
Chandra's Firemaw
14% of 1544 decks
+14% synergy
Cormela, Glamour Thief
14% of 37 decks
+11% synergy
Ghalta and Mavren
14% of 37 decks
+8% synergy
Iridescent Vinelasher
13% of 98 decks
+12% synergy
Firesong and Sunspeaker
13% of 192 decks
+13% synergy
Murmuring Mystic
13% of 344 decks
+10% synergy
Blisterspit Gremlin
13% of 1544 decks
+12% synergy
Runaway Steam-Kin
13% of 1544 decks
+10% synergy
Urabrask
13% of 1487 decks
+10% synergy
Zirda, the Dawnwaker
12% of 192 decks
+10% synergy
Razorkin Needlehead
12% of 611 decks
+8% synergy
Spear Spewer
12% of 1544 decks
+11% synergy
Knight of the Stampede
12% of 75 decks
+11% synergy
Raging Swordtooth
12% of 75 decks
+11% synergy
Sawblade Scamp
12% of 1544 decks
+12% synergy
Gimli, Counter of Kills
12% of 1392 decks
+11% synergy
Keral Keep Disciples
12% of 1544 decks
+12% synergy
Solphim, Mayhem Dominus
12% of 1544 decks
+8% synergy
Izzet Staticaster
12% of 344 decks
+11% synergy
Instants
Boros Charm
28% of 192 decks
+3% synergy
Abrade
24% of 1544 decks
+12% synergy
Dark Ritual
23% of 209 decks
+1% synergy
Thrill of Possibility
23% of 1544 decks
+13% synergy
Lightning Helix
23% of 192 decks
+21% synergy
Chandra's Outrage
22% of 1544 decks
+22% synergy
Aurelia's Fury
21% of 192 decks
+20% synergy
Swords to Plowshares
21% of 192 decks
-42% synergy
Chandra's Fury
20% of 1544 decks
+20% synergy
Chaos Warp
20% of 1544 decks
-11% synergy
Lightning Strike
20% of 1544 decks
+19% synergy
Wear // Tear
19% of 192 decks
+11% synergy
Flurry of Wings
19% of 16 decks
+18% synergy
Izzet Charm
19% of 344 decks
+13% synergy
Electrickery
18% of 1544 decks
+17% synergy
Path to Exile
18% of 192 decks
-28% synergy
Chandra's Triumph
18% of 1544 decks
+18% synergy
Rakdos Charm
18% of 209 decks
+3% synergy
Fire // Ice
17% of 344 decks
+17% synergy
An Offer You Can't Refuse
17% of 344 decks
-3% synergy
Terminate
17% of 209 decks
-3% synergy
Frantic Search
17% of 344 decks
+4% synergy
Corrupted Conviction
16% of 207 decks
+12% synergy
Naya Charm
16% of 37 decks
+9% synergy
Incinerate
16% of 1544 decks
+16% synergy
Cancel
16% of 344 decks
+14% synergy
Spikefield Hazard
16% of 1544 decks
+14% synergy
Seething Song
15% of 1544 decks
+9% synergy
Razorgrass Ambush
15% of 119 decks
+13% synergy
Resounding Thunder
15% of 20 decks
+15% synergy
Riveteers Charm
15% of 20 decks
+11% synergy
Flick a Coin
14% of 1291 decks
+13% synergy
Deflecting Palm
14% of 192 decks
+9% synergy
Ravaging Blaze
14% of 1544 decks
+14% synergy
Murder
14% of 209 decks
+10% synergy
Beckon Apparition
14% of 22 decks
+14% synergy
Sundering Growth
14% of 37 decks
+9% synergy
Village Rites
13% of 209 decks
+3% synergy
Refute
12% of 104 decks
+10% synergy
Dovin's Veto
12% of 32 decks
-6% synergy
Giant Growth
12% of 75 decks
+11% synergy
Naturalize
12% of 75 decks
+10% synergy
Essence Scatter
12% of 344 decks
+11% synergy
Gut Shot
12% of 1544 decks
+10% synergy
Twin Bolt
11% of 1544 decks
+11% synergy
Dramatic Reversal
11% of 344 decks
+6% synergy
Fall of the Titans
11% of 1544 decks
+10% synergy
Stroke of Midnight
11% of 169 decks
+1% synergy
Cast into the Fire
11% of 1392 decks
+10% synergy
Supernatural Stamina
11% of 209 decks
+9% synergy
Sorceries
Grapeshot
30% of 1544 decks
+25% synergy
Cultivate
24% of 75 decks
-22% synergy
Rampant Growth
23% of 75 decks
-12% synergy
Blasphemous Act
23% of 1544 decks
-11% synergy
Preordain
22% of 344 decks
+12% synergy
Ponder
22% of 344 decks
+9% synergy
Faithless Looting
21% of 1544 decks
+4% synergy
Magic Missile
20% of 1544 decks
+20% synergy
Cathartic Reunion
20% of 1544 decks
+16% synergy
Rip Apart
20% of 192 decks
+16% synergy
Blazing Volley
20% of 1544 decks
+19% synergy
Arc Lightning
19% of 1544 decks
+19% synergy
Read the Bones
18% of 209 decks
+10% synergy
Chandra's Ignition
17% of 1544 decks
+12% synergy
Sign in Blood
17% of 209 decks
+7% synergy
Forked Bolt
16% of 1544 decks
+16% synergy
Mana Geyser
16% of 1544 decks
+9% synergy
Boltwave
16% of 461 decks
+13% synergy
Exquisite Firecraft
15% of 1544 decks
+15% synergy
Chandra's Flame Wave
15% of 1544 decks
+15% synergy
Vandalblast
15% of 1544 decks
-0% synergy
Incendiary Flow
15% of 1544 decks
+15% synergy
Chandra's Outburst
15% of 1544 decks
+15% synergy
Past in Flames
14% of 1544 decks
+11% synergy
Chandra's Revolution
14% of 1544 decks
+14% synergy
By Force
14% of 1544 decks
+13% synergy
Cruel Ultimatum
14% of 37 decks
+10% synergy
Kodama's Reach
13% of 75 decks
-18% synergy
Farseek
13% of 75 decks
-21% synergy
Serum Visions
13% of 344 decks
+9% synergy
Divination
13% of 344 decks
+12% synergy
Liberating Combustion
13% of 1544 decks
+13% synergy
Fireball
13% of 1544 decks
+12% synergy
Collective Defiance
12% of 1544 decks
+11% synergy
Into the Fire
12% of 1492 decks
+11% synergy
Smash to Dust
12% of 1544 decks
+11% synergy
Expressive Iteration
12% of 344 decks
+5% synergy
Jaya's Immolating Inferno
12% of 1544 decks
+10% synergy
Light Up the Night
11% of 1544 decks
+11% synergy
Light Up the Stage
11% of 1544 decks
+8% synergy
Grab the Prize
11% of 588 decks
+8% synergy
Feed the Swarm
11% of 209 decks
-7% synergy
Notion Rain
11% of 37 decks
+10% synergy
Tormenting Voice
11% of 1544 decks
+8% synergy
Playful Shove
11% of 717 decks
+10% synergy
Diabolic Tutor
11% of 209 decks
+4% synergy
Treasure Cruise
10% of 344 decks
+5% synergy
Pyroclasm
10% of 1544 decks
+9% synergy
Windfall
10% of 344 decks
-3% synergy
Vicious Rumors
10% of 209 decks
+9% synergy
Utility Artifacts
Swiftfoot Boots
25% of 1544 decks
-2% synergy
Ruby Medallion
22% of 1544 decks
+19% synergy
Mind Stone
21% of 1544 decks
+4% synergy
Chandra's Regulator
20% of 1544 decks
+20% synergy
Pyromancer's Gauntlet
18% of 1544 decks
+18% synergy
Commander's Sphere
15% of 1544 decks
+0% synergy
Lightning Greaves
14% of 1544 decks
-11% synergy
Basilisk Collar
11% of 1544 decks
+7% synergy
Rakdos Locket
11% of 209 decks
+10% synergy
Sinister Monolith
10% of 96 decks
+10% synergy
Boros Cluestone
10% of 192 decks
+9% synergy
Wayfarer's Bauble
10% of 1544 decks
-0% synergy
Rakdos Cluestone
9% of 209 decks
+8% synergy
Blackblade Reforged
8% of 1544 decks
+4% synergy
Glittering Stockpile
8% of 1544 decks
+6% synergy
Boros Locket
7% of 192 decks
+6% synergy
Izzet Cluestone
7% of 344 decks
+6% synergy
Sunforger
6% of 192 decks
+2% synergy
Izzet Locket
6% of 344 decks
+5% synergy
Mithril Coat
5% of 1383 decks
+1% synergy
Enchantments
Ophidian Eye
22% of 344 decks
+21% synergy
Impact Tremors
19% of 1544 decks
+9% synergy
Fiery Inscription
19% of 1389 decks
+15% synergy
Oath of Chandra
17% of 1544 decks
+17% synergy
Manabarbs
16% of 1544 decks
+14% synergy
Whirlwind of Thought
16% of 32 decks
+6% synergy
Quicksilver Dagger
15% of 344 decks
+15% synergy
Sulfuric Vortex
14% of 1544 decks
+13% synergy
Fiery Emancipation
14% of 1544 decks
+10% synergy
Circle of Flame
14% of 1544 decks
+13% synergy
Roiling Vortex
14% of 1544 decks
+12% synergy
Garruk's Uprising
13% of 75 decks
-2% synergy
Underworld Dreams
12% of 209 decks
+10% synergy
Phyrexian Arena
12% of 209 decks
-3% synergy
Sigil of Sleep
11% of 344 decks
+11% synergy
Thousand-Year Storm
11% of 344 decks
+6% synergy
Virtue of Courage
10% of 1281 decks
+9% synergy
City on Fire
10% of 1492 decks
+6% synergy
Propaganda
9% of 344 decks
-3% synergy
Theater of Horrors
9% of 209 decks
+7% synergy
Artist's Talent
9% of 728 decks
+7% synergy
Sanguine Bond
9% of 209 decks
+3% synergy
Repercussion
8% of 1544 decks
+7% synergy
Mechanized Warfare
8% of 1544 decks
+7% synergy
Burning Earth
8% of 1544 decks
+7% synergy
Double Vision
8% of 1544 decks
+6% synergy
Assemble the Legion
7% of 192 decks
+3% synergy
Dictate of the Twin Gods
7% of 1544 decks
+5% synergy
Seal of Fire
7% of 1544 decks
+7% synergy
Ghostly Prison
7% of 192 decks
-5% synergy
Exquisite Blood
7% of 209 decks
+2% synergy
Fertile Ground
7% of 75 decks
+3% synergy
Rhythm of the Wild
7% of 75 decks
-17% synergy
Blood Moon
7% of 1544 decks
+3% synergy
Case of the Ransacked Lab
6% of 217 decks
+5% synergy
Leyline of Lightning
6% of 1544 decks
+6% synergy
Mystic Remora
6% of 344 decks
-12% synergy
Painful Quandary
6% of 209 decks
+3% synergy
Vampiric Rites
6% of 209 decks
+3% synergy
Land Tax
6% of 192 decks
-1% synergy
Pyrohemia
6% of 1544 decks
+5% synergy
Valakut Exploration
6% of 1544 decks
+3% synergy
Raid Bombardment
5% of 1544 decks
+4% synergy
Goblin Bombardment
5% of 1544 decks
-1% synergy
Wild Defiance
5% of 75 decks
+5% synergy
Rite of Passage
5% of 75 decks
+5% synergy
New Horizons
5% of 75 decks
+5% synergy
Gift of Paradise
5% of 75 decks
+5% synergy
Ordeal of Nylea
5% of 75 decks
+4% synergy
Keen Sense
5% of 75 decks
+4% synergy
Battles
Invasion of Regatha
6% of 1487 decks
+5% synergy
Planeswalkers
Chandra, Torch of Defiance
28% of 1544 decks
+26% synergy
Chandra, Dressed to Kill
22% of 1544 decks
+21% synergy
Chandra, Pyromaster
21% of 1544 decks
+21% synergy
Chandra, Awakened Inferno
21% of 1544 decks
+20% synergy
Chandra, Hope's Beacon
21% of 1544 decks
+20% synergy
Chandra, Heart of Fire
21% of 1544 decks
+20% synergy
Chandra, the Firebrand
20% of 1544 decks
+20% synergy
Chandra, Acolyte of Flame
20% of 1544 decks
+19% synergy
Ral, Storm Conduit
19% of 344 decks
+16% synergy
Chandra, Fire Artisan
18% of 1544 decks
+18% synergy
Chandra Nalaar
18% of 1544 decks
+18% synergy
Chandra, Bold Pyromancer
18% of 1544 decks
+18% synergy
Chandra, Flame's Fury
17% of 1544 decks
+17% synergy
Chandra, Flamecaller
17% of 1544 decks
+17% synergy
Chandra, Pyrogenius
17% of 1544 decks
+17% synergy
Chandra, Flame's Catalyst
17% of 1544 decks
+17% synergy
Chandra Ablaze
17% of 1544 decks
+16% synergy
Chandra, Novice Pyromancer
17% of 1544 decks
+16% synergy
Chandra, Flameshaper
16% of 478 decks
+16% synergy
Chandra, Legacy of Fire
16% of 1330 decks
+15% synergy
Narset of the Ancient Way
9% of 32 decks
+7% synergy
Saheeli Rai
9% of 344 decks
+8% synergy
Koth, Fire of Resistance
8% of 1544 decks
+7% synergy
Ral, Crackling Wit
8% of 158 decks
+4% synergy
Jaya, Venerated Firemage
8% of 1544 decks
+7% synergy
Rowan, Scholar of Sparks
7% of 344 decks
+7% synergy
Jaya Ballard
7% of 1544 decks
+6% synergy
Ob Nixilis, the Hate-Twisted
5% of 209 decks
+4% synergy
Utility Lands
Bojuka Bog
14% of 209 decks
-16% synergy
Reliquary Tower
13% of 1544 decks
-17% synergy
Shivan Gorge
12% of 1544 decks
+10% synergy
Forgotten Cave
11% of 1544 decks
+7% synergy
Valakut, the Molten Pinnacle
11% of 1544 decks
+9% synergy
Mudflat Village
10% of 100 decks
+8% synergy
Mystic Sanctuary
10% of 344 decks
-2% synergy
Restless Vents
10% of 164 decks
+8% synergy
War Room
10% of 1544 decks
+3% synergy
Needle Spires
9% of 192 decks
+7% synergy
Spinerock Knoll
9% of 1544 decks
+4% synergy
Temple of the False God
8% of 1544 decks
-2% synergy
Wandering Fumarole
6% of 344 decks
+5% synergy
Nykthos, Shrine to Nyx
6% of 1544 decks
+1% synergy
Karn's Bastion
6% of 1544 decks
+1% synergy
Castle Embereth
6% of 1544 decks
+2% synergy
Slayers' Stronghold
6% of 192 decks
-0% synergy
Hidden Volcano
6% of 1189 decks
+4% synergy
Barren Moor
5% of 209 decks
+2% synergy
Eiganjo, Seat of the Empire
5% of 192 decks
-3% synergy
Mana Artifacts
Sol Ring
66% of 1544 decks
-18% synergy
Arcane Signet
47% of 1544 decks
-25% synergy
Izzet Signet
43% of 344 decks
+15% synergy
Boros Signet
35% of 192 decks
+12% synergy
Rakdos Signet
26% of 209 decks
-3% synergy
Talisman of Conviction
25% of 192 decks
+2% synergy
Pyromancer's Goggles
24% of 1544 decks
+23% synergy
Fire Diamond
20% of 1544 decks
+15% synergy
Talisman of Creativity
19% of 344 decks
-10% synergy
Azorius Signet
16% of 32 decks
-10% synergy
Talisman of Indulgence
12% of 209 decks
-14% synergy
Sky Diamond
12% of 344 decks
+7% synergy
Fellwar Stone
11% of 1544 decks
-10% synergy
Dimir Signet
8% of 37 decks
-21% synergy
Thought Vessel
8% of 1544 decks
-9% synergy
Midnight Clock
8% of 344 decks
+3% synergy
Rakdos Keyrune
8% of 209 decks
+7% synergy
Charcoal Diamond
7% of 209 decks
+2% synergy
Moss Diamond
5% of 75 decks
+4% synergy
Boros Keyrune
5% of 192 decks
+5% synergy
Throne of Eldraine
5% of 1281 decks
+3% synergy
Lands
Swiftwater Cliffs
40% of 344 decks
+33% synergy
Izzet Boilerworks
39% of 344 decks
+23% synergy
Temple of Epiphany
38% of 344 decks
+19% synergy
Clifftop Retreat
38% of 192 decks
+8% synergy
Sulfur Falls
37% of 344 decks
+6% synergy
Bloodfell Caves
35% of 209 decks
+28% synergy
Smoldering Marsh
34% of 209 decks
+2% synergy
Jungle Shrine
32% of 37 decks
+0% synergy
Rakdos Guildgate
32% of 209 decks
+28% synergy
Izzet Guildgate
32% of 344 decks
+27% synergy
Abraded Bluffs
32% of 141 decks
+28% synergy
Mystic Monastery
31% of 32 decks
+4% synergy
Command Tower
31% of 1544 decks
-43% synergy
Temple of Triumph
31% of 192 decks
+14% synergy
Dragonskull Summit
31% of 209 decks
-1% synergy
Rakdos Carnarium
30% of 209 decks
+15% synergy
Boros Garrison
29% of 192 decks
+14% synergy
Battlefield Forge
29% of 192 decks
+3% synergy
Temple of Malice
28% of 209 decks
+14% synergy
Orzhov Guildgate
27% of 22 decks
+23% synergy
Foreboding Ruins
27% of 209 decks
+11% synergy
Furycalm Snarl
26% of 192 decks
+13% synergy
Frostboil Snarl
26% of 344 decks
+12% synergy
Rugged Highlands
25% of 75 decks
+20% synergy
Boros Guildgate
25% of 192 decks
+20% synergy
Golgari Guildgate
25% of 20 decks
+19% synergy
Sacred Foundry
24% of 192 decks
-11% synergy
Dismal Backwater
24% of 37 decks
+18% synergy
Eroded Canyon
24% of 189 decks
+21% synergy
Wind-Scarred Crag
23% of 192 decks
+16% synergy
Blossoming Sands
22% of 37 decks
+15% synergy
Crumbling Necropolis
22% of 37 decks
-9% synergy
Bountiful Landscape
21% of 14 decks
+12% synergy
Steam Vents
21% of 344 decks
-18% synergy
Spectator Seating
20% of 192 decks
-4% synergy
Myriad Landscape
19% of 1544 decks
+0% synergy
Dimir Guildgate
19% of 37 decks
+14% synergy
Selesnya Guildgate
19% of 37 decks
+14% synergy
Raugrin Triome
19% of 32 decks
-7% synergy
Evolving Wilds
19% of 1544 decks
-2% synergy
Rugged Prairie
18% of 192 decks
+7% synergy
Shivan Reef
18% of 344 decks
-9% synergy
Gruul Guildgate
17% of 75 decks
+13% synergy
Cinder Glade
17% of 75 decks
-21% synergy
Shadowblood Ridge
17% of 209 decks
+4% synergy
Sundown Pass
17% of 192 decks
+2% synergy
Stormcarved Coast
17% of 344 decks
-1% synergy
Jetmir's Garden
16% of 37 decks
-15% synergy
Azorius Guildgate
16% of 32 decks
+11% synergy
Tranquil Cove
16% of 32 decks
+9% synergy