Foulmire Knight (Card)

Foulmire Knight
In 13951 decks 1% of 2019568 decks
DougY
Feb 18, 2022
Too-Specific Top 10 - Singular Subtypes
Shrines? Classes? Adventures? How popular are these non-evergreen types?
Ben Doolittle
Jan 2, 2020
Conditions Allow - Haakon, Stromgald Scourge
Elspeth isn't the only one who can escape from the underworld
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Top Commanders (16)
Haakon, Stromgald Scourge
72.91% of 203 decks 148 decks
Sidar Jabari of Zhalfir
51.81% of 9545 decks 4945 decks
Aryel, Knight of Windgrace
41.69% of 710 decks 296 decks
Chevill, Bane of Monsters
18.88% of 1245 decks 235 decks
Syr Gwyn, Hero of Ashvale
18.27% of 7498 decks 1370 decks
Gix, Yawgmoth Praetor
17.06% of 3206 decks 547 decks
Varina, Lich Queen
5.30% of 6447 decks 342 decks
Extus, Oriq Overlord
5.11% of 4993 decks 255 decks
Gisa and Geralf
3.26% of 3706 decks 121 decks
Ayara, First of Locthwain
3.21% of 4360 decks 140 decks
Wilhelt, the Rotcleaver
3.16% of 18298 decks 578 decks
Syr Konrad, the Grim
3.04% of 4347 decks 132 decks
The Scarab God
2.65% of 9370 decks 248 decks
Kess, Dissident Mage
2.18% of 7297 decks 159 decks
Prosper, Tome-Bound
1.13% of 14569 decks 165 decks
Kenrith, the Returned King
0.86% of 18994 decks 163 decks
New Cards (5)
Armory Paladin
43% of 37 decks +42% synergy
Overflowing Basin
27% of 11 decks +24% synergy
Tinybones, the Pickpocket
26% of 201 decks +20% synergy
Elder Arthur Maxson
26% of 210 decks +25% synergy
Inventory Management
24% of 41 decks +23% synergy
High Synergy Cards (10)
Vodalian Wave-Knight
91% of 5297 decks +90% synergy
Herald of Hoofbeats
81% of 6047 decks +80% synergy
Marshal of Zhalfir
78% of 4729 decks +78% synergy
Knights' Charge
72% of 8490 decks +72% synergy
Knight Exemplar
72% of 8493 decks +71% synergy
Beluna Grandsquall
70% of 98 decks +70% synergy
Chivalric Alliance
70% of 6321 decks +69% synergy
Elenda and Azor
67% of 5297 decks +67% synergy
Corpse Knight
68% of 8490 decks +67% synergy
Wintermoor Commander
67% of 8490 decks +67% synergy
Top Cards (10)
Swords to Plowshares
72% of 8493 decks +44% synergy
Knight of the White Orchid
69% of 8493 decks +66% synergy
Valiant Knight
66% of 8493 decks +65% synergy
Acclaimed Contender
63% of 8493 decks +62% synergy
Scalding Viper
61% of 306 decks +61% synergy
Path to Exile
59% of 8493 decks +40% synergy
Exsanguinator Cavalry
57% of 8604 decks +57% synergy
Aryel, Knight of Windgrace
57% of 8490 decks +57% synergy
Inspiring Veteran
57% of 2120 decks +56% synergy
Adeline, Resplendent Cathar
56% of 8168 decks +54% synergy
Creatures (50)
Murderous Rider
56% of 13918 decks +54% synergy
Worthy Knight
56% of 8493 decks +56% synergy
Silverwing Squadron
56% of 8493 decks +55% synergy
Questing Druid
51% of 152 decks +51% synergy
Ethersworn Adjudicator
50% of 5791 decks +50% synergy
Locthwain Lancer
50% of 8604 decks +49% synergy
Midnight Reaper
48% of 13918 decks +46% synergy
Embereth Shieldbreaker
48% of 3132 decks +48% synergy
Hero of Bladehold
46% of 8493 decks +45% synergy
Mosswood Dreadknight
46% of 433 decks +45% synergy
Moonshaker Cavalry
46% of 2743 decks +43% synergy
Frolicking Familiar
45% of 278 decks +44% synergy
Smitten Swordmaster
43% of 13918 decks +43% synergy
Suppressor Skyguard
43% of 537 decks +42% synergy
Decadent Dragon
43% of 717 decks +41% synergy
Woodland Acolyte
42% of 149 decks +42% synergy
Guardian of Faith
42% of 8281 decks +41% synergy
Fynn, the Fangbearer
41% of 1465 decks +40% synergy
Syr Konrad, the Grim
39% of 13918 decks +35% synergy
Haakon, Stromgald Scourge
38% of 13918 decks +38% synergy
Order of Midnight
37% of 13918 decks +37% synergy
Kinsbaile Cavalier
37% of 8493 decks +37% synergy
Kellan, Inquisitive Prodigy
37% of 30 decks +35% synergy
Vona, Butcher of Magan
36% of 8490 decks +36% synergy
Leyline Prowler
36% of 1507 decks +35% synergy
Elusive Otter
34% of 173 decks +34% synergy
Skyhunter Strike Force
33% of 6453 decks +32% synergy
Glissa Sunslayer
33% of 862 decks +32% synergy
Merry, Esquire of Rohan
33% of 647 decks +32% synergy
Fervent Champion
32% of 3132 decks +32% synergy
Ayara's Oathsworn
32% of 6064 decks +32% synergy
Gorion, Wise Mentor
32% of 253 decks +32% synergy
Poison-Tip Archer
32% of 1507 decks +30% synergy
Xerex Strobe-Knight
31% of 6069 decks +31% synergy
Ambush Viper
30% of 1510 decks +29% synergy
Roaming Throne
29% of 1872 decks +13% synergy
Rem Karolus, Stalwart Slayer
28% of 1895 decks +28% synergy
Acidic Slime
28% of 1510 decks +26% synergy
Tori D'Avenant, Fury Rider
28% of 1405 decks +27% synergy
The Council of Four
27% of 5618 decks +26% synergy
Battle Angels of Tyr
26% of 7723 decks +25% synergy
Werefox Bodyguard
26% of 2371 decks +25% synergy
Lozhan, Dragons' Legacy
25% of 531 decks +24% synergy
Stormkeld Vanguard
25% of 385 decks +24% synergy
Wonder
25% of 7591 decks +23% synergy
Imodane's Recruiter
25% of 398 decks +25% synergy
Westfold Rider
25% of 3495 decks +24% synergy
Oakhame Adversary
25% of 1510 decks +24% synergy
Bramble Familiar
24% of 446 decks +23% synergy
Cavalier of Dawn
24% of 8493 decks +23% synergy
Instants (50)
Despark
54% of 8490 decks +50% synergy
Unbreakable Formation
45% of 8493 decks +41% synergy
Boros Charm
31% of 2120 decks +26% synergy
Counterspell
31% of 7591 decks +10% synergy
Return to Dust
29% of 8493 decks +27% synergy
Void Rend
27% of 5676 decks +25% synergy
Beast Within
25% of 1510 decks +6% synergy
Putrefy
24% of 1507 decks +21% synergy
Pull from Tomorrow
22% of 7591 decks +20% synergy
Anguished Unmaking
21% of 8490 decks +15% synergy
Crackling Doom
20% of 2117 decks +19% synergy
Terminate
20% of 3128 decks +15% synergy
Assassin's Trophy
18% of 1507 decks +12% synergy
Deathsprout
18% of 1507 decks +17% synergy
Dark Ritual
18% of 13918 decks +7% synergy
Akroma's Will
18% of 8390 decks +13% synergy
Chaos Warp
18% of 3132 decks +2% synergy
Heroic Intervention
17% of 1510 decks +4% synergy
Generous Gift
17% of 8493 decks +5% synergy
Bite Down
16% of 1071 decks +16% synergy
Mortify
16% of 8490 decks +13% synergy
Ram Through
15% of 1486 decks +13% synergy
Infectious Bite
15% of 788 decks +14% synergy
Golgari Charm
15% of 1507 decks +13% synergy
Rakdos Charm
14% of 3128 decks +11% synergy
Negate
14% of 7591 decks +3% synergy
Cyclonic Rift
14% of 7591 decks -0% synergy
Bedevil
14% of 3128 decks +10% synergy
Teferi's Protection
13% of 8493 decks +4% synergy
Return to Nature
13% of 1510 decks +10% synergy
Final Showdown
13% of 69 decks +9% synergy
Dovin's Veto
13% of 5791 decks +8% synergy
Village Rites
12% of 13784 decks +7% synergy
Thrill of Possibility
12% of 3132 decks +7% synergy
Demand Answers
12% of 178 decks +6% synergy
Flawless Maneuver
11% of 8423 decks +7% synergy
Cosmic Hunger
11% of 685 decks +10% synergy
Master's Rebuke
11% of 1338 decks +11% synergy
Entomb
11% of 13918 decks +7% synergy
Stroke of Midnight
11% of 2457 decks +3% synergy
Khalni Ambush
10% of 1470 decks +9% synergy
And They Shall Know No Fear
10% of 6875 decks +9% synergy
Take the Bait
10% of 90 decks +9% synergy
Wear // Tear
10% of 2120 decks +8% synergy
An Offer You Can't Refuse
9% of 7034 decks -1% synergy
Arcane Denial
9% of 7591 decks -0% synergy
Infernal Grasp
9% of 13369 decks +5% synergy
Vampiric Tutor
9% of 13918 decks -1% synergy
Go for the Throat
9% of 13918 decks +6% synergy
Malakir Rebirth
9% of 13760 decks +4% synergy
Sorceries (50)
Distant Melody
48% of 7591 decks +46% synergy
Cultivate
42% of 1510 decks +19% synergy
Time Wipe
40% of 5791 decks +38% synergy
Rampant Growth
34% of 1510 decks +17% synergy
Ruinous Ultimatum
28% of 2071 decks +26% synergy
Promise of Loyalty
27% of 8340 decks +26% synergy
Kodama's Reach
26% of 1510 decks +11% synergy
Read the Bones
25% of 13918 decks +20% synergy
Farseek
21% of 1510 decks +6% synergy
Response // Resurgence
21% of 2120 decks +21% synergy
Blasphemous Act
21% of 3132 decks +5% synergy
Nature's Lore
19% of 1510 decks +4% synergy
Feed the Swarm
18% of 13752 decks +8% synergy
Fell the Mighty
17% of 8493 decks +16% synergy
Painful Truths
17% of 13918 decks +16% synergy
Damn
16% of 8307 decks +12% synergy
Three Visits
16% of 1510 decks +4% synergy
Faithless Looting
16% of 3132 decks +8% synergy
Insatiable Avarice
13% of 201 decks +8% synergy
Sign in Blood
13% of 13918 decks +8% synergy
Raise the Palisade
12% of 3333 decks +10% synergy
Demonic Tutor
11% of 13918 decks -1% synergy
Bala Ged Recovery
11% of 1470 decks +7% synergy
Hard-Hitting Question
11% of 143 decks +11% synergy
Victimize
11% of 13918 decks +5% synergy
Rabid Bite
11% of 1510 decks +10% synergy
Reanimate
11% of 13918 decks +3% synergy
Open the Armory
10% of 8493 decks +8% synergy
Farewell
10% of 7965 decks +4% synergy
Casualties of War
10% of 1507 decks +9% synergy
Austere Command
10% of 8493 decks +4% synergy
Vandalblast
10% of 3132 decks +1% synergy
Patriarch's Bidding
10% of 13918 decks +8% synergy
Harmonize
9% of 1510 decks +5% synergy
Eerie Ultimatum
9% of 479 decks +8% synergy
Bushwhack
9% of 955 decks +8% synergy
Jeska's Will
9% of 3048 decks +0% synergy
Night's Whisper
9% of 13918 decks +4% synergy
Mythos of Snapdax
9% of 2072 decks +8% synergy
Rise of the Witch-king
9% of 568 decks +7% synergy
Path of the Enigma
8% of 6047 decks +8% synergy
Dig Up
8% of 1390 decks +7% synergy
Buried Alive
8% of 13918 decks +5% synergy
Toxic Deluge
7% of 13918 decks -1% synergy
Forth Eorlingas!
7% of 647 decks +7% synergy
Supreme Verdict
7% of 5791 decks +4% synergy
Nature's Way
7% of 1510 decks +7% synergy
Zombie Apocalypse
7% of 13918 decks +6% synergy
Wrath of God
7% of 8493 decks +4% synergy
Culling Ritual
7% of 1447 decks +5% synergy
Utility Artifacts (39)
Conjurer's Mantle
55% of 6321 decks +54% synergy
The Circle of Loyalty
41% of 8493 decks +41% synergy
Herald's Horn
35% of 13925 decks +29% synergy
Vanquisher's Banner
32% of 13925 decks +28% synergy
Swiftfoot Boots
28% of 13925 decks -0% synergy
Sunforger
24% of 2120 decks +22% synergy
Embercleave
23% of 3132 decks +22% synergy
Lightning Greaves
21% of 13925 decks -5% synergy
Maul of the Skyclaves
19% of 8397 decks +18% synergy
Sigiled Sword of Valeron
18% of 13925 decks +17% synergy
Diamond Pick-Axe
16% of 394 decks +14% synergy
Two-Handed Axe
15% of 2446 decks +14% synergy
Steelclaw Lance
13% of 3128 decks +13% synergy
Lavaspur Boots
12% of 202 decks +6% synergy
Wayfarer's Bauble
11% of 13925 decks -1% synergy
Sword of the Animist
10% of 13925 decks +5% synergy
The Reaver Cleaver
10% of 2174 decks +8% synergy
Bladehold War-Whip
9% of 975 decks +9% synergy
Aegis of the Legion
9% of 99 decks +9% synergy
Colossus Hammer
9% of 13925 decks +7% synergy
Blackblade Reforged
9% of 13925 decks +4% synergy
Skullclamp
8% of 13925 decks -5% synergy
Vorpal Sword
8% of 13537 decks +7% synergy
Bontu's Monument
8% of 13925 decks +5% synergy
Ashnod's Altar
7% of 13925 decks -1% synergy
Phyrexian Altar
7% of 13925 decks +3% synergy
Bident of Thassa
7% of 7591 decks +4% synergy
Bow of Nylea
6% of 1510 decks +6% synergy
Icon of Ancestry
6% of 13925 decks +5% synergy
Loxodon Warhammer
6% of 13925 decks +4% synergy
Argentum Armor
6% of 13925 decks +5% synergy
Hexplate Wallbreaker
6% of 1528 decks +5% synergy
Bolas's Citadel
6% of 13918 decks +1% synergy
Mace of the Valiant
6% of 8493 decks +6% synergy
Lifecrafter's Bestiary
6% of 1510 decks +3% synergy
Shadowspear
6% of 13851 decks +2% synergy
The Great Henge
6% of 1510 decks +1% synergy
Sword of Vengeance
5% of 13925 decks +4% synergy
Monster Manual
5% of 1195 decks +4% synergy
Enchantments (47)
Virtue of Loyalty
36% of 2371 decks +34% synergy
Kindred Discovery
33% of 7591 decks +29% synergy
Fighter Class
27% of 1971 decks +26% synergy
Deathreap Ritual
24% of 1507 decks +23% synergy
Leyline of the Guildpact
24% of 17 decks +21% synergy
Teferi's Ageless Insight
19% of 7544 decks +17% synergy
Vraska Joins Up
18% of 66 decks +16% synergy
Forging the Tyrite Sword
17% of 2025 decks +17% synergy
History of Benalia
17% of 8493 decks +16% synergy
Virtue of Strength
16% of 400 decks +14% synergy
Rhystic Study
16% of 7591 decks +2% synergy
Smothering Tithe
16% of 8493 decks +4% synergy
Etchings of the Chosen
16% of 8490 decks +15% synergy
Binding the Old Gods
15% of 1453 decks +14% synergy
Rooftop Storm
14% of 7591 decks +13% synergy
Virtue of Persistence
13% of 3381 decks +11% synergy
Bonds of Mortality
13% of 1510 decks +13% synergy
Virtue of Courage
13% of 762 decks +11% synergy
Reflections of Littjara
12% of 7525 decks +9% synergy
Phyrexian Arena
12% of 13918 decks +4% synergy
Moldervine Reclamation
11% of 1507 decks +9% synergy
Guardian Project
10% of 1510 decks +5% synergy
Necroduality
9% of 7402 decks +8% synergy
The Lost and the Damned
8% of 440 decks +8% synergy
Black Market Connections
8% of 11727 decks +3% synergy
Aura Shards
8% of 493 decks +6% synergy
Court of Embereth
8% of 808 decks +7% synergy
Endless Ranks of the Dead
8% of 13918 decks +7% synergy
Sigarda's Aid
7% of 8493 decks +6% synergy
Reconnaissance Mission
7% of 7550 decks +5% synergy
Trouble in Pairs
7% of 550 decks +2% synergy
Mystic Remora
7% of 7591 decks -2% synergy
Cathars' Crusade
7% of 8493 decks +4% synergy
Mirari's Wake
6% of 493 decks +3% synergy
Maestros Ascendancy
6% of 558 decks +6% synergy
Flowering of the White Tree
6% of 3589 decks +3% synergy
Paladin Class
6% of 8292 decks +5% synergy
Liliana's Mastery
6% of 13918 decks +5% synergy
Rhythm of the Wild
6% of 412 decks +0% synergy
Wild Wasteland
6% of 72 decks +4% synergy
Dreadhorde Invasion
6% of 13918 decks +4% synergy
Journey to Eternity
5% of 1507 decks +5% synergy
True Conviction
5% of 8493 decks +4% synergy
Duelist's Heritage
5% of 8493 decks +4% synergy
Passionate Archaeologist
5% of 2351 decks +4% synergy
Insidious Roots
5% of 135 decks +3% synergy
Sylvan Library
5% of 1510 decks -1% synergy
Battles (2)
Invasion of New Phyrexia
44% of 4729 decks +44% synergy
Invasion of New Capenna
7% of 6325 decks +7% synergy
Planeswalkers (5)
Vraska, Swarm's Eminence
26% of 1507 decks +26% synergy
Vraska the Unseen
9% of 1507 decks +9% synergy
Vraska, Golgari Queen
7% of 1507 decks +7% synergy
Liliana, Death's Majesty
6% of 13918 decks +5% synergy
Nahiri, Heir of the Ancients
5% of 2054 decks +5% synergy
Utility Lands (26)
Bojuka Bog
46% of 13918 decks +30% synergy
Axgard Armory
24% of 2022 decks +23% synergy
Reliquary Tower
16% of 13925 decks -13% synergy
Vault of the Archangel
15% of 8490 decks +13% synergy
Rogue's Passage
15% of 13925 decks -4% synergy
Hissing Quagmire
15% of 1507 decks +14% synergy
Temple of the False God
14% of 13925 decks +4% synergy
Urborg, Tomb of Yawgmoth
13% of 13925 decks +3% synergy
Sunhome, Fortress of the Legion
13% of 2120 decks +11% synergy
Minas Tirith
12% of 3495 decks +7% synergy
Slayers' Stronghold
10% of 2120 decks +9% synergy
Castle Locthwain
10% of 13918 decks +7% synergy
Cabal Coffers
10% of 13918 decks +4% synergy
Castle Embereth
10% of 3132 decks +8% synergy
Takenuma, Abandoned Mire
10% of 12766 decks +3% synergy
Boseiju, Who Endures
10% of 1364 decks +0% synergy
Otawara, Soaring City
9% of 7195 decks +0% synergy
Restless Cottage
8% of 459 decks +7% synergy
Witch's Cottage
8% of 13918 decks +6% synergy
Mortuary Mire
7% of 13918 decks +5% synergy
Eiganjo, Seat of the Empire
6% of 7984 decks +2% synergy
Restless Vents
6% of 412 decks +5% synergy
Cabal Stronghold
6% of 13918 decks +4% synergy
Grim Backwoods
6% of 1507 decks +5% synergy
Desolate Lighthouse
6% of 619 decks +5% synergy
Phyrexian Tower
5% of 13918 decks +1% synergy
Mana Artifacts (30)
Sol Ring
83% of 13925 decks -1% synergy
Arcane Signet
77% of 13925 decks +6% synergy
Orzhov Signet
56% of 8490 decks +50% synergy
Boros Signet
39% of 2120 decks +33% synergy
Rakdos Signet
38% of 3128 decks +31% synergy
Fellwar Stone
35% of 13925 decks +14% synergy
Commander's Sphere
30% of 13925 decks +13% synergy
Talisman of Dominance
30% of 7588 decks +22% synergy
Talisman of Hierarchy
29% of 8490 decks +24% synergy
Mind Stone
28% of 13925 decks +10% synergy
Dimir Signet
25% of 7588 decks +17% synergy
Talisman of Conviction
24% of 2120 decks +19% synergy
Izzet Signet
23% of 619 decks +16% synergy
Azorius Signet
23% of 5791 decks +17% synergy
Talisman of Indulgence
21% of 3128 decks +16% synergy
Talisman of Progress
20% of 5791 decks +16% synergy
Golgari Signet
20% of 1507 decks +17% synergy
Talisman of Creativity
19% of 619 decks +13% synergy
Talisman of Resilience
14% of 1507 decks +12% synergy
Relic of Sauron
11% of 338 decks +10% synergy
Thought Vessel
9% of 13925 decks -6% synergy
Charcoal Diamond
9% of 13918 decks +6% synergy
Savai Crystal
8% of 2072 decks +8% synergy
Mardu Banner
8% of 2117 decks +8% synergy
Gruul Signet
7% of 412 decks +4% synergy
Chromatic Lantern
7% of 13925 decks -3% synergy
Simic Signet
6% of 444 decks +3% synergy
Selesnya Signet
6% of 493 decks +4% synergy
Fire Diamond
5% of 3132 decks +2% synergy
Golgari Locket
5% of 1507 decks +5% synergy
Lands (50)
Command Tower
76% of 13925 decks +3% synergy
Arcane Sanctum
74% of 5791 decks +70% synergy
Prairie Stream
68% of 5791 decks +60% synergy
Sunken Hollow
65% of 7588 decks +57% synergy
Tournament Grounds
64% of 2117 decks +63% synergy
Port Town
54% of 5791 decks +50% synergy
Nomad Outpost
52% of 2117 decks +49% synergy
Choked Estuary
51% of 7588 decks +47% synergy
Temple of Enlightenment
47% of 5791 decks +44% synergy
Meticulous Archive
47% of 423 decks +44% synergy
Path of Ancestry
46% of 13925 decks +26% synergy
Temple of Deceit
45% of 7588 decks +41% synergy
Exotic Orchard
44% of 13925 decks +10% synergy
Shadowy Backstreet
44% of 550 decks +40% synergy
Temple of Silence
43% of 8490 decks +39% synergy
Undercity Sewers
42% of 544 decks +37% synergy
Shineshadow Snarl
41% of 8337 decks +39% synergy
Temple of Triumph
38% of 2120 decks +34% synergy
Godless Shrine
38% of 8490 decks +28% synergy
Raffine's Tower
37% of 5671 decks +33% synergy
Evolving Wilds
35% of 13925 decks +14% synergy
Hallowed Fountain
35% of 5791 decks +26% synergy
Crumbling Necropolis
33% of 618 decks +30% synergy
Watery Grave
32% of 7588 decks +22% synergy
Savai Triome
32% of 2068 decks +29% synergy
Thundering Falls
32% of 38 decks +28% synergy
Indatha Triome
31% of 478 decks +28% synergy
Caves of Koilos
31% of 8490 decks +25% synergy
Myriad Landscape
31% of 13925 decks +10% synergy
Golgari Rot Farm
30% of 1507 decks +26% synergy
Xander's Lounge
29% of 553 decks +25% synergy
Overgrown Tomb
29% of 1507 decks +20% synergy
Temple Garden
29% of 493 decks +20% synergy
Underground Mortuary
28% of 130 decks +23% synergy
Temple of Malady
28% of 1507 decks +25% synergy
Zagoth Triome
28% of 425 decks +24% synergy
Sea of Clouds
28% of 5791 decks +22% synergy
Dragonskull Summit
28% of 3128 decks +21% synergy
Sacred Foundry
27% of 2120 decks +19% synergy
Smoldering Marsh
27% of 3128 decks +20% synergy
Woodland Cemetery
27% of 1507 decks +21% synergy
Terramorphic Expanse
27% of 13925 decks +11% synergy
Vault of Champions
27% of 8387 decks +21% synergy
Blood Crypt
27% of 3128 decks +17% synergy
The World Tree
26% of 262 decks +24% synergy
Llanowar Wastes
26% of 1507 decks +21% synergy
Sandsteppe Citadel
26% of 493 decks +23% synergy
Battlefield Forge
26% of 2120 decks +21% synergy
Wind-Scarred Crag
26% of 2120 decks +24% synergy
Spara's Headquarters
25% of 260 decks +21% synergy