Murderous Redcap
Metallic Mimic
Viscera Seer
Prerequisites
What do I need to start this combo?
| All permanents on the battlefield. | |
| "Goblin" chosen with Metallic Mimic. |
Steps
How does this combo work?
1 | Activate Viscera Seer by sacrificing Murderous Redcap. |
2 | Murderous Redcap persist ability triggers, returning it to the battlefield, dealing damage equal to its power to any target. |
3 | Resolve Viscera Seer's ablity, causing you to scry one. |
4 | Repeat. |
Results
What do I get from this combo?
| Infinite damage | |
| Infinite ETB | |
| Infinite LTB | |
| Infinite sacrifice triggers | |
| Infinite death triggers |
Combo Metadata
1293
DECKS
0.09%
OF 1472070 ELIGIBLE DECKS
Rank 2349
MOST PLAYED OF 34804 COMBOS
{ } Commander Bracket Information
In which Commander Bracket(s) am I allowed to play this combo?
1-2
Exhibition and Core
(no 2-card combos)
Any combos that require three or more cards are allowed
3
Upgraded
(no early game 2-card combos)
Any combos that require 3 or more cards are allowed
4-5
Optimized and CEDH
(all combos are allowed)
All combos are allowed.
Celes, Rune Knight
0.65% of 4137 decks
27 decks
Top Commanders
Grenzo, Dungeon Warden
17.94% of 3752 decks
673 decks
Marchesa, the Black Rose
1.56% of 11100 decks
173 decks
Gev, Scaled Scorch
1.38% of 7627 decks
105 decks
Korvold, Fae-Cursed King
0.26% of 16649 decks
44 decks
Alesha, Who Smiles at Death
0.29% of 6109 decks
18 decks
Altaïr Ibn-La'Ahad
0.35% of 4621 decks
16 decks
Henzie "Toolbox" Torre
0.09% of 16464 decks
14 decks
Shattergang Brothers
0.57% of 1934 decks
11 decks
Juri, Master of the Revue
0.19% of 5945 decks
11 decks
Slimefoot and Squee
0.13% of 7974 decks
10 decks
Alesha, Who Laughs at Fate
0.33% of 3003 decks
10 decks
Rakdos, the Muscle
0.19% of 4635 decks
9 decks
Wort, Boggart Auntie
0.37% of 2171 decks
8 decks
Evereth, Viceroy of Plunder
0.20% of 3963 decks
8 decks
Prossh, Skyraider of Kher
0.14% of 5893 decks
8 decks
Zoyowa Lava-Tongue
0.37% of 2138 decks
8 decks
Lagomos, Hand of Hatred
0.72% of 1105 decks
8 decks
New Cards
Sharlayan, Nation of Scholars
50% of 2 decks
+47% synergy
Windurst, Federation Center
50% of 2 decks
+47% synergy
Balamb Garden, SeeD Academy
33% of 3 decks
+31% synergy
Guadosalam, Farplane Gateway
33% of 3 decks
+30% synergy
Banon, the Returners' Leader
14% of 37 decks
+12% synergy
High Synergy Cards
Glen Elendra Archmage
78% of 206 decks
+75% synergy
Ashnod's Altar
74% of 1292 decks
+67% synergy
Grumgully, the Generous
67% of 129 decks
+65% synergy
Kitchen Finks
63% of 19 decks
+63% synergy
Sage of Fables
63% of 206 decks
+63% synergy
Skirk Prospector
61% of 1292 decks
+58% synergy
Baleful Strix
67% of 206 decks
+53% synergy
Spark Double
58% of 206 decks
+52% synergy
Sling-Gang Lieutenant
50% of 1292 decks
+49% synergy
River Kelpie
50% of 206 decks
+49% synergy
Top Cards
Swords to Plowshares
70% of 96 decks
+8% synergy
Ignoble Hierarch
62% of 129 decks
+37% synergy
Goblin Bombardment
55% of 1292 decks
+49% synergy
Pitiless Plunderer
50% of 1292 decks
+42% synergy
Zulaport Cutthroat
50% of 1292 decks
+41% synergy
Path to Exile
49% of 96 decks
+2% synergy
Kiki-Jiki, Mirror Breaker
49% of 1292 decks
+46% synergy
Rhythm of the Wild
47% of 129 decks
+23% synergy
Birds of Paradise
47% of 129 decks
+19% synergy
Satoru, the Infiltrator
46% of 171 decks
+43% synergy
Game Changers
Worldly Tutor
41% of 129 decks
+28% synergy
Cyclonic Rift
36% of 206 decks
+11% synergy
Fierce Guardianship
36% of 206 decks
+18% synergy
Demonic Tutor
30% of 1292 decks
+9% synergy
Enlightened Tutor
26% of 96 decks
+10% synergy
Vampiric Tutor
26% of 1292 decks
+10% synergy
Ancient Tomb
25% of 1292 decks
+15% synergy
Gamble
18% of 1292 decks
+9% synergy
Food Chain
14% of 129 decks
+12% synergy
Chrome Mox
13% of 1292 decks
+7% synergy
Creatures
Goblin Matron
46% of 1292 decks
+44% synergy
Solemn Simulacrum
44% of 1292 decks
+31% synergy
Warren Soultrader
44% of 996 decks
+38% synergy
Siege-Gang Commander
43% of 1292 decks
+41% synergy
Safehold Elite
42% of 19 decks
+42% synergy
Priest of Urabrask
42% of 1292 decks
+42% synergy
Workhorse
40% of 1292 decks
+40% synergy
Priest of Gix
39% of 1292 decks
+39% synergy
Imperial Recruiter
39% of 1292 decks
+34% synergy
Melira, Sylvok Outcast
39% of 129 decks
+38% synergy
Goblin Engineer
37% of 1292 decks
+34% synergy
Woe Strider
37% of 1292 decks
+35% synergy
Good-Fortune Unicorn
37% of 19 decks
+34% synergy
Danny Pink
36% of 204 decks
+35% synergy
Zealous Conscripts
36% of 1292 decks
+35% synergy
Blood Artist
36% of 1292 decks
+24% synergy
Putrid Goblin
35% of 1292 decks
+34% synergy
Tomb Trawler
34% of 1058 decks
+34% synergy
Barkform Harvester
33% of 936 decks
+33% synergy
Gray Merchant of Asphodel
32% of 1292 decks
+23% synergy
Sakura-Tribe Elder
32% of 129 decks
+14% synergy
Heartmender
32% of 19 decks
+32% synergy
Carrion Feeder
32% of 1292 decks
+27% synergy
Pawn of Ulamog
32% of 1292 decks
+29% synergy
Goblin Welder
32% of 1292 decks
+29% synergy
Hoverstone Pilgrim
31% of 1233 decks
+31% synergy
Palladium Myr
31% of 1292 decks
+29% synergy
Obstinate Gargoyle
30% of 79 decks
+30% synergy
Epitaph Golem
30% of 1292 decks
+30% synergy
Protean Hulk
30% of 129 decks
+29% synergy
Aether Channeler
30% of 206 decks
+28% synergy
Krenko, Mob Boss
30% of 1292 decks
+28% synergy
Voice of Victory
29% of 48 decks
+22% synergy
Iron Myr
28% of 1292 decks
+26% synergy
Meteor Golem
28% of 1292 decks
+26% synergy
Anger
28% of 1292 decks
+22% synergy
Leaden Myr
28% of 1292 decks
+26% synergy
Mayhem Devil
28% of 1292 decks
+18% synergy
Mad Auntie
27% of 1292 decks
+27% synergy
Esper Sentinel
27% of 96 decks
+8% synergy
Puppeteer Clique
27% of 1292 decks
+26% synergy
Goblin Trashmaster
26% of 1292 decks
+25% synergy
Elas il-Kor, Sadistic Pilgrim
26% of 96 decks
+16% synergy
Eternal Witness
26% of 129 decks
+7% synergy
Elves of Deep Shadow
25% of 129 decks
+15% synergy
Ravenous Chupacabra
25% of 1292 decks
+21% synergy
Rendclaw Trow
24% of 129 decks
+24% synergy
Cytoplast Manipulator
24% of 206 decks
+24% synergy
Duplicant
23% of 1292 decks
+23% synergy
Marionette Apprentice
23% of 996 decks
+18% synergy
Instants
Assassin's Trophy
38% of 129 decks
+8% synergy
Dark Ritual
35% of 1292 decks
+11% synergy
Chaos Warp
34% of 1292 decks
+3% synergy
An Offer You Can't Refuse
33% of 206 decks
+11% synergy
Counterspell
33% of 206 decks
-9% synergy
Valakut Awakening
30% of 1292 decks
+24% synergy
Beast Within
26% of 129 decks
-10% synergy
Arcane Denial
25% of 206 decks
+5% synergy
Mana Drain
25% of 206 decks
+10% synergy
Abrupt Decay
24% of 129 decks
+14% synergy
First Day of Class
23% of 1292 decks
+23% synergy
Noxious Revival
23% of 129 decks
+18% synergy
Flare of Denial
23% of 160 decks
+21% synergy
Swan Song
23% of 206 decks
+6% synergy
Deflecting Swat
22% of 1292 decks
+5% synergy
Generous Gift
21% of 96 decks
-3% synergy
Terminate
21% of 1292 decks
+1% synergy
Silence
20% of 96 decks
+14% synergy
Teferi's Protection
20% of 96 decks
+2% synergy
Heroic Intervention
19% of 129 decks
-11% synergy
Anguished Unmaking
19% of 96 decks
-6% synergy
Veil of Summer
19% of 129 decks
+13% synergy
Rakdos Charm
17% of 1292 decks
+3% synergy
Ephemerate
17% of 96 decks
+11% synergy
Deadly Rollick
16% of 1292 decks
+3% synergy
Fire Prophecy
16% of 1292 decks
+15% synergy
Cloudshift
16% of 96 decks
+12% synergy
Negate
16% of 206 decks
-6% synergy
Red Elemental Blast
15% of 1292 decks
+9% synergy
Deadly Dispute
15% of 1292 decks
+3% synergy
Sink into Stupor
15% of 158 decks
+5% synergy
Pyroblast
14% of 1292 decks
+8% synergy
Volcanic Spite
14% of 1292 decks
+14% synergy
Crop Rotation
12% of 129 decks
+3% synergy
Entomb
12% of 1292 decks
+5% synergy
Village Rites
12% of 1292 decks
+3% synergy
Abrade
12% of 1292 decks
+1% synergy
Culling the Weak
12% of 1292 decks
+8% synergy
Nature's Claim
12% of 129 decks
+4% synergy
Artifact Mutation
11% of 129 decks
+7% synergy
Harrow
11% of 129 decks
+2% synergy
Untimely Malfunction
10% of 863 decks
+3% synergy
Flame of Anor
10% of 206 decks
+6% synergy
Bedevil
10% of 1292 decks
-3% synergy
Fell the Profane
10% of 996 decks
+1% synergy
Cauldron Haze
9% of 96 decks
+9% synergy
Wear // Tear
9% of 96 decks
+2% synergy
Mortify
9% of 96 decks
-2% synergy
Despark
9% of 96 decks
-5% synergy
Withering Torment
9% of 860 decks
+1% synergy
Sorceries
Farseek
31% of 129 decks
-4% synergy
Blasphemous Act
30% of 1292 decks
-4% synergy
Diabolic Intent
26% of 1292 decks
+18% synergy
Feed the Swarm
26% of 1292 decks
+9% synergy
Nature's Lore
26% of 129 decks
-6% synergy
Cultivate
24% of 129 decks
-20% synergy
Faithless Looting
24% of 1292 decks
+7% synergy
Eldritch Evolution
22% of 129 decks
+18% synergy
Three Visits
22% of 129 decks
-2% synergy
Rampant Growth
20% of 129 decks
-14% synergy
Reanimate
20% of 1292 decks
+2% synergy
Toxic Deluge
19% of 1292 decks
+1% synergy
Jeska's Will
17% of 1292 decks
+1% synergy
Sevinne's Reclamation
17% of 96 decks
+9% synergy
Culling Ritual
15% of 129 decks
+4% synergy
Damn
15% of 96 decks
-1% synergy
Read the Bones
14% of 1292 decks
+8% synergy
Doomsday
14% of 1292 decks
+14% synergy
Vandalblast
14% of 1292 decks
-2% synergy
Victimize
14% of 1292 decks
+2% synergy
Into the Fire
13% of 1292 decks
+13% synergy
Ruinous Ultimatum
12% of 96 decks
-6% synergy
Agadeem's Awakening
12% of 1292 decks
+9% synergy
Kodama's Reach
12% of 129 decks
-18% synergy
Finale of Devastation
11% of 129 decks
+3% synergy
Dread Return
10% of 1292 decks
+5% synergy
Imperial Seal
10% of 1292 decks
+4% synergy
Green Sun's Zenith
9% of 129 decks
+3% synergy
Bala Ged Recovery
9% of 129 decks
+0% synergy
Unearth
8% of 1292 decks
+5% synergy
Wheel of Fortune
8% of 1292 decks
+3% synergy
Blasphemous Edict
8% of 782 decks
+1% synergy
Lively Dirge
7% of 1062 decks
+6% synergy
Austere Command
7% of 96 decks
-5% synergy
Farewell
7% of 96 decks
-6% synergy
Diabolic Tutor
7% of 1292 decks
+1% synergy
Sylvan Tutor
7% of 129 decks
+6% synergy
Buried Alive
7% of 1292 decks
+1% synergy
Living Death
7% of 1292 decks
+1% synergy
Grim Tutor
6% of 1292 decks
+2% synergy
Thrilling Discovery
6% of 96 decks
+4% synergy
Dusk // Dawn
6% of 96 decks
+3% synergy
Beseech the Mirror
6% of 1285 decks
+3% synergy
Rise of the Witch-king
6% of 129 decks
+1% synergy
Ponder
6% of 206 decks
-6% synergy
Twinflame
6% of 1292 decks
+3% synergy
Natural Order
5% of 129 decks
+3% synergy
Step Through
5% of 206 decks
+4% synergy
Windfall
5% of 206 decks
-7% synergy
Night's Whisper
5% of 1292 decks
-4% synergy
Utility Artifacts
Heartstone
43% of 1292 decks
+43% synergy
The Cauldron of Eternity
37% of 1292 decks
+37% synergy
Tel-Jilad Stylus
36% of 1292 decks
+36% synergy
Phyrexian Altar
27% of 1292 decks
+24% synergy
Skullclamp
23% of 1292 decks
+12% synergy
Lightning Greaves
20% of 1292 decks
-5% synergy
Altar of Dementia
19% of 1292 decks
+17% synergy
Birthing Pod
16% of 129 decks
+13% synergy
The Great Henge
13% of 129 decks
+4% synergy
Reito Lantern
13% of 1292 decks
+13% synergy
Thornbite Staff
13% of 1292 decks
+12% synergy
Swiftfoot Boots
12% of 1292 decks
-15% synergy
Teferi's Puzzle Box
12% of 1292 decks
+11% synergy
Nim Deathmantle
11% of 1292 decks
+11% synergy
Thunderous Velocipede
11% of 55 decks
+10% synergy
Wishclaw Talisman
10% of 1292 decks
+5% synergy
The One Ring
9% of 1292 decks
+1% synergy
Crystal Ball
9% of 1292 decks
+8% synergy
Haystack
8% of 90 decks
+7% synergy
Cloak and Dagger
8% of 1292 decks
+8% synergy
Blasting Station
7% of 1292 decks
+6% synergy
Agatha's Soul Cauldron
6% of 1289 decks
+5% synergy
Bolas's Citadel
6% of 1292 decks
-2% synergy
Desecrated Tomb
6% of 1292 decks
+5% synergy
Soldevi Digger
5% of 1292 decks
+5% synergy
Enchantments
Rhystic Study
31% of 206 decks
+5% synergy
Impact Tremors
27% of 1292 decks
+17% synergy
Thran Vigil
25% of 1292 decks
+24% synergy
Smothering Tithe
24% of 96 decks
+1% synergy
Sylvan Library
22% of 129 decks
+13% synergy
Mystic Remora
22% of 206 decks
+5% synergy
Wild Growth
13% of 129 decks
+3% synergy
Uncivil Unrest
13% of 1292 decks
+11% synergy
Reconnaissance
12% of 96 decks
+10% synergy
Cathars' Crusade
12% of 96 decks
+7% synergy
Warleader's Call
12% of 90 decks
+4% synergy
Phyrexian Arena
11% of 1292 decks
-4% synergy
Unspeakable Symbol
11% of 1292 decks
+11% synergy
Animate Dead
11% of 1292 decks
+1% synergy
Golgari Germination
10% of 129 decks
+9% synergy
Master Chef
10% of 129 decks
+9% synergy
Underworld Breach
10% of 1292 decks
+4% synergy
Necropotence
10% of 1292 decks
+4% synergy
Solemnity
9% of 96 decks
+9% synergy
Greater Good
9% of 129 decks
+5% synergy
Braid of Fire
9% of 1292 decks
+8% synergy
Mana Echoes
9% of 1292 decks
+8% synergy
Fecundity
9% of 129 decks
+8% synergy
Evolutionary Leap
9% of 129 decks
+7% synergy
Tribute to the World Tree
8% of 129 decks
+2% synergy
Chthonian Nightmare
8% of 1016 decks
+6% synergy
Fanatical Devotion
7% of 96 decks
+7% synergy
Bioengineered Future
7% of 14 decks
+6% synergy
Survival of the Fittest
7% of 129 decks
+5% synergy
Bastion of Remembrance
7% of 1292 decks
+0% synergy
Anointed Procession
6% of 96 decks
-2% synergy
Pattern of Rebirth
6% of 129 decks
+6% synergy
Carpet of Flowers
6% of 129 decks
+3% synergy
Moldervine Reclamation
6% of 129 decks
-2% synergy
Utopia Sprawl
6% of 129 decks
-2% synergy
Black Market Connections
6% of 1292 decks
-6% synergy
Guardian Project
5% of 129 decks
-3% synergy
Dictate of Erebos
5% of 1292 decks
+2% synergy
Sneak Attack
5% of 1292 decks
+3% synergy
Grave Pact
5% of 1292 decks
+0% synergy
Planeswalkers
Dihada, Binder of Wills
6% of 96 decks
+2% synergy
Utility Lands
Phyrexian Tower
30% of 1292 decks
+21% synergy
Boseiju, Who Endures
29% of 129 decks
+11% synergy
Urborg, Tomb of Yawgmoth
28% of 1292 decks
+19% synergy
Zhalfirin Void
24% of 1292 decks
+24% synergy
Buried Ruin
24% of 1292 decks
+19% synergy
Bojuka Bog
23% of 1292 decks
-6% synergy
Otawara, Soaring City
19% of 206 decks
+3% synergy
Great Furnace
18% of 1292 decks
+12% synergy
Vault of Whispers
17% of 1292 decks
+13% synergy
Shifting Woodland
13% of 94 decks
+6% synergy
Takenuma, Abandoned Mire
11% of 1292 decks
+2% synergy
High Market
10% of 1292 decks
+7% synergy
Inventors' Fair
9% of 1292 decks
+6% synergy
Nykthos, Shrine to Nyx
9% of 1292 decks
+3% synergy
Dalkovan Encampment
8% of 48 decks
+7% synergy
Cabal Coffers
8% of 1292 decks
-2% synergy
Riptide Laboratory
8% of 206 decks
+6% synergy
Urza's Saga
8% of 1292 decks
+1% synergy
Vault of the Archangel
7% of 96 decks
-5% synergy
Dryad Arbor
7% of 129 decks
+3% synergy
Spinerock Knoll
7% of 1292 decks
+3% synergy
Reliquary Tower
7% of 1292 decks
-23% synergy
Spymaster's Vault
6% of 996 decks
+3% synergy
Forge of Heroes
6% of 1292 decks
+5% synergy
Cephalid Coliseum
6% of 206 decks
+3% synergy
Drownyard Temple
6% of 1292 decks
+5% synergy
Gaea's Cradle
5% of 129 decks
-0% synergy
Kessig Wolf Run
5% of 129 decks
-10% synergy
Homeward Path
5% of 1292 decks
+4% synergy
Emergence Zone
5% of 1292 decks
+3% synergy
Three Tree City
5% of 941 decks
-0% synergy
Mana Artifacts
Sol Ring
90% of 1292 decks
+6% synergy
Talisman of Dominance
70% of 206 decks
+38% synergy
Arcane Signet
69% of 1292 decks
-3% synergy
Talisman of Creativity
61% of 206 decks
+32% synergy
Talisman of Indulgence
45% of 1292 decks
+17% synergy
Rakdos Signet
44% of 1292 decks
+16% synergy
Talisman of Conviction
42% of 96 decks
+17% synergy
Talisman of Hierarchy
42% of 96 decks
+16% synergy
Orzhov Signet
34% of 96 decks
+9% synergy
Dimir Signet
32% of 206 decks
+5% synergy
Izzet Signet
27% of 206 decks
+0% synergy
Fellwar Stone
24% of 1292 decks
+3% synergy
Thran Turbine
18% of 1292 decks
+18% synergy
Boros Signet
18% of 96 decks
-4% synergy
Talisman of Resilience
17% of 129 decks
+4% synergy
Talisman of Impulse
15% of 129 decks
+4% synergy
Lotus Petal
14% of 1292 decks
+8% synergy
Golgari Signet
11% of 129 decks
-1% synergy
Mind Stone
10% of 1292 decks
-6% synergy
Mana Vault
10% of 1292 decks
+4% synergy
Mox Amber
9% of 1292 decks
+5% synergy
Gruul Signet
9% of 129 decks
-2% synergy
Mox Opal
8% of 1292 decks
+3% synergy
Mana Crypt
7% of 1292 decks
+3% synergy
Mox Diamond
7% of 1292 decks
+3% synergy
Springleaf Drum
6% of 1292 decks
+4% synergy
Jeweled Lotus
5% of 1292 decks
+2% synergy
Commander's Sphere
5% of 1292 decks
-8% synergy
Lands
Command Tower
91% of 1292 decks
+17% synergy
Watery Grave
67% of 206 decks
+26% synergy
Steam Vents
64% of 206 decks
+26% synergy
Overgrown Tomb
62% of 129 decks
+21% synergy
Shivan Reef
62% of 206 decks
+33% synergy
Blood Crypt
61% of 1292 decks
+24% synergy
Stomping Ground
59% of 129 decks
+19% synergy
Underground River
59% of 206 decks
+37% synergy
Dragonskull Summit
53% of 1292 decks
+20% synergy
Sulfurous Springs
50% of 1292 decks
+28% synergy
Luxury Suite
48% of 1292 decks
+23% synergy
Bloodstained Mire
48% of 1292 decks
+37% synergy
Smoldering Marsh
47% of 1292 decks
+14% synergy
Xander's Lounge
47% of 206 decks
+22% synergy
Caves of Koilos
44% of 96 decks
+14% synergy
Morphic Pool
44% of 206 decks
+18% synergy
Godless Shrine
43% of 96 decks
+3% synergy
Temple Garden
42% of 19 decks
+3% synergy
Sacred Foundry
42% of 96 decks
+7% synergy
Ziatora's Proving Ground
40% of 129 decks
+12% synergy
Isolated Chapel
39% of 96 decks
+7% synergy
Training Center
38% of 206 decks
+12% synergy
Drowned Catacomb
37% of 206 decks
+9% synergy
Vault of Champions
35% of 96 decks
+10% synergy
Temple of Malice
35% of 1292 decks
+21% synergy
Graven Cairns
35% of 1292 decks
+26% synergy
Battlefield Forge
34% of 96 decks
+7% synergy
Exotic Orchard
34% of 1292 decks
-2% synergy
Spire Garden
34% of 129 decks
+11% synergy
Crumbling Necropolis
33% of 206 decks
+3% synergy
Clifftop Retreat
32% of 96 decks
-1% synergy
Breeding Pool
32% of 22 decks
-8% synergy
Undergrowth Stadium
32% of 129 decks
+7% synergy
Savannah
32% of 19 decks
+19% synergy
Spectator Seating
31% of 96 decks
+7% synergy
Llanowar Wastes
30% of 129 decks
+4% synergy
Sulfur Falls
30% of 206 decks
-4% synergy
Tropical Island
27% of 22 decks
+13% synergy
Woodland Cemetery
27% of 129 decks
-4% synergy
Savai Triome
27% of 96 decks
+2% synergy
Path of Ancestry
27% of 1292 decks
+5% synergy
Foreboding Ruins
26% of 1292 decks
+10% synergy
Rootbound Crag
26% of 129 decks
-0% synergy
Tundra
26% of 19 decks
+12% synergy
Cinder Glade
26% of 129 decks
-13% synergy
Tainted Peak
25% of 1292 decks
+13% synergy
Bayou
24% of 129 decks
+11% synergy
Plateau
24% of 96 decks
+12% synergy
Nomad Outpost
24% of 96 decks
-6% synergy
Haunted Ridge
23% of 1292 decks
+7% synergy