Foul Watcher (Card)
Foul Watcher
In 964 decks
0% of 2367818 decks
Umbris, Fear Manifest
3.84% of 5729 decks
220 decks
Mirko, Obsessive Theorist
2.10% of 5144 decks
108 decks
Kastral, the Windcrested
2.29% of 2711 decks
62 decks
Tawnos, the Toymaker
2.29% of 2185 decks
50 decks
Derevi, Empyrial Tactician
0.36% of 7409 decks
27 decks
Kangee, Sky Warden
1.32% of 1964 decks
26 decks
Inniaz, the Gale Force
1.44% of 1458 decks
21 decks
Gwaihir the Windlord
4.64% of 431 decks
20 decks
Yuriko, the Tiger's Shadow
0.07% of 23000 decks
17 decks
Naru Meha, Master Wizard
4.24% of 401 decks
17 decks
Octavia, Living Thesis
0.47% of 3428 decks
16 decks
Lazav, the Multifarious
1.03% of 1358 decks
14 decks
Kangee, Aerie Keeper
2.36% of 594 decks
14 decks
Eloise, Nephalia Sleuth
0.78% of 1406 decks
11 decks
Sidisi, Brood Tyrant
0.16% of 6243 decks
10 decks
Errant and Giada
0.35% of 2850 decks
10 decks
Sefris of the Hidden Ways
0.10% of 8722 decks
9 decks
Araumi of the Dead Tide
0.27% of 3364 decks
9 decks
New Cards
Strix Lookout
100% of 3 decks
+80% synergy
Don't Make a Sound
40% of 25 decks
+30% synergy
Rune-Sealed Wall
38% of 8 decks
+34% synergy
Ancient Cellarspawn
32% of 37 decks
+25% synergy
Silent Hallcreeper
30% of 70 decks
+22% synergy
High Synergy Cards
Jackdaw Savior
63% of 97 decks
+61% synergy
Echoing Assault
67% of 6 decks
+59% synergy
Murmuration
59% of 81 decks
+57% synergy
Watcher of the Spheres
52% of 296 decks
+50% synergy
Empyrean Eagle
51% of 296 decks
+49% synergy
Shrike Force
49% of 104 decks
+48% synergy
Doom Whisperer
45% of 528 decks
+43% synergy
Unshakable Tail
44% of 202 decks
+43% synergy
Judge's Familiar
41% of 296 decks
+40% synergy
Miner's Guidewing
39% of 165 decks
+39% synergy
Top Cards
Birds of Paradise
42% of 180 decks
+15% synergy
Healer's Hawk
38% of 296 decks
+37% synergy
Dazzling Denial
37% of 118 decks
+34% synergy
Battlefield Raptor
37% of 296 decks
+37% synergy
Lifecreed Duo
37% of 103 decks
+35% synergy
Swords to Plowshares
37% of 296 decks
-26% synergy
Eye of Duskmantle
36% of 202 decks
+35% synergy
Faerie Dreamthief
35% of 309 decks
+35% synergy
Plumecreed Escort
35% of 191 decks
+33% synergy
Cartographer's Hawk
35% of 296 decks
+34% synergy
Creatures
Gwaihir the Windlord
33% of 202 decks
+32% synergy
Mockingbird
33% of 178 decks
+26% synergy
Aven Interrupter
33% of 130 decks
+30% synergy
Snarling Gorehound
32% of 202 decks
+31% synergy
Scouting Hawk
31% of 266 decks
+31% synergy
Kangee, Sky Warden
30% of 296 decks
+29% synergy
Cruel Somnophage
30% of 323 decks
+27% synergy
Kathril, Aspect Warper
29% of 17 decks
+29% synergy
Overlord of the Balemurk
29% of 24 decks
+19% synergy
Kangee's Lieutenant
29% of 296 decks
+29% synergy
Grimdancer
29% of 528 decks
+29% synergy
Dogged Detective
28% of 496 decks
+28% synergy
Banehound
28% of 528 decks
+28% synergy
Aven Mindcensor
28% of 296 decks
+24% synergy
Harrier Strix
28% of 293 decks
+27% synergy
Falthis, Shadowcat Familiar
27% of 528 decks
+27% synergy
The Goose Mother
27% of 90 decks
+24% synergy
Dread Presence
27% of 528 decks
+25% synergy
Labyrinth Raptor
26% of 23 decks
+26% synergy
Starving Revenant
26% of 237 decks
+25% synergy
Ravenous Chupacabra
25% of 528 decks
+21% synergy
Sinister Starfish
25% of 528 decks
+25% synergy
Master of Death
25% of 528 decks
+23% synergy
Appendage Amalgam
24% of 41 decks
+24% synergy
Senu, Keen-Eyed Protector
24% of 108 decks
+22% synergy
River Hoopoe
24% of 180 decks
+24% synergy
Nethroi, Apex of Death
24% of 17 decks
+21% synergy
Haunt of the Dead Marshes
23% of 333 decks
+23% synergy
Jubilant Skybonder
23% of 296 decks
+21% synergy
Silver Raven
23% of 957 decks
+22% synergy
Skycat Sovereign
22% of 296 decks
+21% synergy
Gilded Goose
22% of 180 decks
+18% synergy
Nightmare Shepherd
22% of 528 decks
+21% synergy
Warden of Evos Isle
22% of 964 decks
+21% synergy
Plague Mare
22% of 528 decks
+22% synergy
Eagles of the North
22% of 197 decks
+21% synergy
Snapdax, Apex of the Hunt
21% of 14 decks
+21% synergy
Fear of Impostors
21% of 76 decks
+18% synergy
Soaring Lightbringer
21% of 19 decks
+13% synergy
Mesmeric Fiend
21% of 528 decks
+21% synergy
Soulcatcher
21% of 296 decks
+20% synergy
Fear of Falling
20% of 59 decks
+20% synergy
Dimir Spybug
20% of 528 decks
+20% synergy
Sky Crier
20% of 285 decks
+20% synergy
The Mindskinner
20% of 65 decks
+15% synergy
Dream Eater
20% of 964 decks
+19% synergy
Horrid Shadowspinner
20% of 101 decks
+19% synergy
Braids, Arisen Nightmare
20% of 476 decks
+12% synergy
Augury Owl
20% of 964 decks
+19% synergy
Steel-Plume Marshal
20% of 296 decks
+19% synergy
Instants
Counterspell
34% of 964 decks
-9% synergy
Flurry of Wings
32% of 62 decks
+32% synergy
Pile On
26% of 362 decks
+25% synergy
Path to Exile
26% of 296 decks
-19% synergy
Winged Portent
26% of 176 decks
+25% synergy
Beast Within
26% of 180 decks
-13% synergy
Price of Fame
24% of 528 decks
+23% synergy
Planar Genesis
24% of 38 decks
+16% synergy
Negate
23% of 964 decks
+0% synergy
Dawn's Truce
21% of 103 decks
+4% synergy
Consider
21% of 948 decks
+15% synergy
Discovery // Dispersal
20% of 528 decks
+20% synergy
Get Out
19% of 36 decks
+14% synergy
Growth Spiral
19% of 180 decks
-2% synergy
Unwanted Remake
19% of 31 decks
+16% synergy
Otherworldly Gaze
18% of 948 decks
+17% synergy
Curate
18% of 964 decks
+17% synergy
Return to Nature
18% of 180 decks
+11% synergy
Unauthorized Exit
17% of 380 decks
+17% synergy
Dark Ritual
16% of 528 decks
-6% synergy
Rally of Wings
16% of 296 decks
+15% synergy
Putrefy
15% of 46 decks
-1% synergy
Heroic Intervention
15% of 180 decks
-15% synergy
Brainstorm
15% of 964 decks
-6% synergy
Withering Torment
15% of 41 decks
-7% synergy
Ephara's Dispersal
14% of 653 decks
+14% synergy
Mission Briefing
14% of 964 decks
+13% synergy
Generous Gift
14% of 296 decks
-12% synergy
Drag the Canal
13% of 208 decks
+13% synergy
Sinister Sabotage
13% of 964 decks
+13% synergy
Fell the Profane
13% of 106 decks
+1% synergy
Crypt Incursion
13% of 528 decks
+12% synergy
Dovin's Veto
12% of 296 decks
-7% synergy
Vanish from Sight
12% of 25 decks
+12% synergy
Cyclonic Rift
12% of 964 decks
-16% synergy
Baleful Mastery
12% of 528 decks
+9% synergy
Murder
12% of 528 decks
+8% synergy
Unbreakable Formation
11% of 296 decks
+4% synergy
Eat to Extinction
11% of 528 decks
+11% synergy
Eladamri's Call
11% of 62 decks
-0% synergy
Perch Protection
11% of 81 decks
+7% synergy
Unexplained Disappearance
11% of 964 decks
+11% synergy
Faithless Salvaging
11% of 46 decks
+10% synergy
Sultai Charm
11% of 46 decks
+6% synergy
Izzet Charm
11% of 46 decks
+5% synergy
Thrill of Possibility
11% of 46 decks
+0% synergy
Counterpoint
10% of 202 decks
+9% synergy
Arcane Denial
10% of 964 decks
-9% synergy
Frantic Search
10% of 964 decks
-2% synergy
Countersquall
10% of 528 decks
+8% synergy
Sorceries
Rampant Growth
29% of 180 decks
-6% synergy
Migratory Route
27% of 296 decks
+26% synergy
Cultivate
27% of 180 decks
-20% synergy
Notion Rain
25% of 528 decks
+24% synergy
Charnel Serenade
25% of 202 decks
+25% synergy
Beck // Call
24% of 62 decks
+24% synergy
Diresight
24% of 71 decks
+21% synergy
Nature's Lore
21% of 180 decks
-11% synergy
Battle Screech
20% of 296 decks
+19% synergy
Faithless Looting
20% of 46 decks
+3% synergy
Kodama's Reach
19% of 180 decks
-13% synergy
Farseek
18% of 180 decks
-16% synergy
Connive // Concoct
18% of 528 decks
+17% synergy
Feed the Swarm
17% of 528 decks
-1% synergy
Thought Erasure
15% of 528 decks
+15% synergy
Blasphemous Act
15% of 46 decks
-18% synergy
Reanimate
15% of 528 decks
-1% synergy
Tasha's Hideous Laughter
15% of 957 decks
+14% synergy
Nightmare Unmaking
15% of 528 decks
+14% synergy
Ravenform
14% of 964 decks
+11% synergy
Toxic Deluge
14% of 528 decks
-4% synergy
Austere Command
13% of 296 decks
+0% synergy
Demonic Tutor
11% of 528 decks
-11% synergy
Three Visits
11% of 180 decks
-14% synergy
Airborne Aid
11% of 964 decks
+11% synergy
Startled Awake
10% of 964 decks
+10% synergy
Winged Words
9% of 964 decks
+8% synergy
Damn
9% of 53 decks
-7% synergy
Sign in Blood
9% of 528 decks
-0% synergy
Ponder
9% of 964 decks
-4% synergy
Call of the Nightwing
9% of 528 decks
+9% synergy
Victimize
9% of 528 decks
-3% synergy
Contingency Plan
9% of 964 decks
+9% synergy
Maddening Cacophony
9% of 964 decks
+7% synergy
Galvanic Relay
9% of 46 decks
+8% synergy
Demonic Counsel
9% of 46 decks
+4% synergy
Villainous Wealth
9% of 46 decks
+0% synergy
Vandalblast
9% of 46 decks
-8% synergy
Distant Melody
9% of 964 decks
+4% synergy
Enter the Enigma
8% of 59 decks
-1% synergy
Dusk // Dawn
8% of 296 decks
+5% synergy
Preordain
8% of 964 decks
-3% synergy
Read the Bones
8% of 528 decks
+0% synergy
Diabolic Tutor
8% of 528 decks
+1% synergy
Mind Funeral
8% of 528 decks
+7% synergy
Fractured Sanity
8% of 964 decks
+6% synergy
Curse of the Swine
8% of 964 decks
+3% synergy
Unburial Rites
8% of 53 decks
+5% synergy
Start the TARDIS
7% of 486 decks
+7% synergy
Bridgeworks Battle
7% of 41 decks
+2% synergy
Utility Artifacts
Fist of Suns
21% of 14 decks
+14% synergy
Swiftfoot Boots
20% of 964 decks
-8% synergy
The Grim Captain's Locker
18% of 230 decks
+18% synergy
Candlestick
15% of 388 decks
+15% synergy
Lightning Greaves
15% of 964 decks
-10% synergy
Wayfarer's Bauble
12% of 964 decks
+1% synergy
Bident of Thassa
11% of 964 decks
+5% synergy
Sword of Once and Future
10% of 671 decks
+10% synergy
Combine Chrysalis
10% of 180 decks
+8% synergy
Stone of Erech
10% of 611 decks
+9% synergy
Tormod's Crypt
10% of 964 decks
+9% synergy
Etherwrought Page
9% of 53 decks
+9% synergy
Panharmonicon
9% of 964 decks
+5% synergy
Herald's Horn
9% of 964 decks
+2% synergy
Soul-Guide Lantern
8% of 964 decks
+7% synergy
Whispersilk Cloak
7% of 964 decks
+3% synergy
Lifecrafter's Bestiary
7% of 180 decks
+3% synergy
Lantern of the Lost
6% of 940 decks
+6% synergy
Vanquisher's Banner
5% of 964 decks
+1% synergy
Enchantments
Soulcatchers' Aerie
26% of 296 decks
+25% synergy
Leyline of the Void
25% of 528 decks
+24% synergy
Underwater Tunnel // Slimy Aquarium
24% of 25 decks
+18% synergy
Defiled Crypt // Cadaver Lab
24% of 21 decks
+17% synergy
Case of the Shifting Visage
22% of 380 decks
+21% synergy
Beastmaster Ascension
18% of 180 decks
+13% synergy
Disinformation Campaign
16% of 528 decks
+16% synergy
Meat Locker // Drowned Diner
16% of 25 decks
+8% synergy
Enhanced Surveillance
16% of 964 decks
+16% synergy
Sultai Ascendancy
15% of 46 decks
+13% synergy
Reconnaissance Mission
14% of 964 decks
+9% synergy
Gossip's Talent
13% of 191 decks
+11% synergy
Funeral Room // Awakening Hall
13% of 46 decks
+7% synergy
Brokers Ascendancy
12% of 58 decks
+5% synergy
Animate Dead
12% of 528 decks
+2% synergy
Reflections of Littjara
11% of 964 decks
+6% synergy
Titans' Nest
11% of 46 decks
+10% synergy
The Raven's Warning
11% of 296 decks
+11% synergy
Planar Void
11% of 528 decks
+11% synergy
Favorable Winds
11% of 964 decks
+9% synergy
Unable to Scream
11% of 65 decks
+6% synergy
Wild Growth
11% of 180 decks
-0% synergy
Kindred Discovery
10% of 964 decks
+3% synergy
Mirari's Wake
10% of 62 decks
-4% synergy
Bower Passage
9% of 180 decks
+9% synergy
Search for Azcanta
9% of 964 decks
+8% synergy
Rhystic Study
9% of 964 decks
-19% synergy
Love Song of Night and Day
9% of 255 decks
+8% synergy
Phyrexian Arena
9% of 528 decks
-6% synergy
Aqueous Form
8% of 964 decks
+4% synergy
Elspeth's Nightmare
8% of 528 decks
+8% synergy
Central Elevator // Promising Stairs
8% of 76 decks
+5% synergy
Tribute to the World Tree
8% of 115 decks
-0% synergy
Garruk's Uprising
7% of 180 decks
-8% synergy
Court of Locthwain
7% of 292 decks
+5% synergy
Bottomless Pool // Locker Room
7% of 70 decks
+2% synergy
Propaganda
7% of 964 decks
-5% synergy
Minimus Containment
7% of 293 decks
+6% synergy
True Conviction
7% of 296 decks
+4% synergy
Utopia Sprawl
7% of 180 decks
-1% synergy
Autumnal Gloom
7% of 46 decks
+6% synergy
Shared Animosity
7% of 46 decks
+2% synergy
Impact Tremors
7% of 46 decks
-3% synergy
Aura Shards
6% of 62 decks
-3% synergy
Ghostly Prison
6% of 296 decks
-5% synergy
Rogue Class
6% of 524 decks
+4% synergy
Necromancy
6% of 528 decks
+3% synergy
Mirror Room // Fractured Realm
6% of 81 decks
-0% synergy
Smothering Tithe
6% of 296 decks
-19% synergy
Coastal Piracy
6% of 964 decks
+4% synergy
Planeswalkers
Ashiok, Nightmare Muse
32% of 528 decks
+30% synergy
Ashiok, Dream Render
30% of 528 decks
+26% synergy
Ashiok, Nightmare Weaver
23% of 528 decks
+22% synergy
Ashiok, Wicked Manipulator
19% of 323 decks
+19% synergy
Dakkon, Shadow Slayer
11% of 53 decks
+10% synergy
Ashiok, Sculptor of Fears
9% of 528 decks
+9% synergy
Grist, the Hunger Tide
7% of 46 decks
+3% synergy
Kaito, Bane of Nightmares
7% of 46 decks
+1% synergy
Ajani, the Greathearted
6% of 62 decks
+3% synergy
Utility Lands
Bojuka Bog
44% of 528 decks
+13% synergy
Restless Anchorage
31% of 165 decks
+28% synergy
Lupinflower Village
25% of 105 decks
+23% synergy
Seaside Haven
22% of 296 decks
+22% synergy
Reliquary Tower
22% of 964 decks
-8% synergy
Rogue's Passage
19% of 964 decks
+0% synergy
Lilypad Village
18% of 194 decks
+15% synergy
Gavony Township
16% of 62 decks
+7% synergy
Tocasia's Dig Site
15% of 793 decks
+15% synergy
Three Tree City
14% of 193 decks
+4% synergy
Restless Reef
12% of 242 decks
+9% synergy
Mystic Sanctuary
12% of 964 decks
+0% synergy
Windbrisk Heights
10% of 296 decks
+6% synergy
Shifting Woodland
10% of 41 decks
-0% synergy
Cabal Coffers
9% of 528 decks
-1% synergy
Nephalia Drownyard
9% of 528 decks
+6% synergy
Urborg, Tomb of Yawgmoth
9% of 964 decks
-1% synergy
Forgotten Cave
9% of 46 decks
+4% synergy
Temple of the False God
8% of 964 decks
-2% synergy
Otawara, Soaring City
7% of 927 decks
-9% synergy
Boseiju, Who Endures
7% of 175 decks
-12% synergy
Hostile Hostel
7% of 523 decks
+7% synergy
Takenuma, Abandoned Mire
7% of 506 decks
-4% synergy
Lumbering Falls
7% of 180 decks
+4% synergy
Desolate Lighthouse
7% of 46 decks
+3% synergy
Shizo, Death's Storehouse
6% of 528 decks
+2% synergy
Scavenger Grounds
6% of 964 decks
+3% synergy
Minas Tirith
6% of 204 decks
-3% synergy
Mortuary Mire
6% of 528 decks
+1% synergy
Alchemist's Refuge
6% of 180 decks
-1% synergy
Mana Artifacts
Sol Ring
67% of 964 decks
-18% synergy
Arcane Signet
60% of 964 decks
-12% synergy
Dimir Signet
49% of 528 decks
+20% synergy
Talisman of Dominance
35% of 528 decks
+4% synergy
Azorius Signet
33% of 296 decks
+7% synergy
Izzet Signet
28% of 46 decks
-0% synergy
Talisman of Creativity
24% of 46 decks
-5% synergy
Mind Stone
22% of 964 decks
+5% synergy
Patchwork Banner
21% of 178 decks
+10% synergy
Talisman of Progress
20% of 296 decks
-2% synergy
Commander's Sphere
20% of 964 decks
+4% synergy
Talisman of Hierarchy
19% of 53 decks
-6% synergy
Orzhov Signet
19% of 53 decks
-8% synergy
Simic Signet
18% of 180 decks
+3% synergy
Talisman of Indulgence
17% of 23 decks
-9% synergy
Rakdos Signet
17% of 23 decks
-12% synergy
Thought Vessel
16% of 964 decks
-0% synergy
Talisman of Conviction
16% of 25 decks
-7% synergy
Boros Signet
16% of 25 decks
-8% synergy
Fellwar Stone
14% of 964 decks
-7% synergy
Marble Diamond
14% of 296 decks
+10% synergy
Sky Diamond
13% of 964 decks
+8% synergy
Azorius Keyrune
11% of 296 decks
+11% synergy
Charcoal Diamond
11% of 528 decks
+6% synergy
Talisman of Curiosity
11% of 180 decks
-2% synergy
Selesnya Signet
10% of 62 decks
+1% synergy
Dimir Locket
9% of 528 decks
+8% synergy
Golgari Signet
9% of 46 decks
-4% synergy
Dimir Cluestone
8% of 528 decks
+7% synergy
Azorius Locket
7% of 296 decks
+6% synergy
Dimir Keyrune
7% of 528 decks
+6% synergy
Talisman of Unity
6% of 62 decks
-1% synergy
Laser Screwdriver
6% of 491 decks
+6% synergy
Lands
Command Tower
65% of 964 decks
-8% synergy
Underground Mortuary
53% of 19 decks
+36% synergy
Sunken Hollow
50% of 528 decks
+16% synergy
Perilous Landscape
50% of 10 decks
+37% synergy
Prairie Stream
46% of 296 decks
+12% synergy
Foreboding Landscape
44% of 9 decks
+31% synergy
Commercial District
43% of 7 decks
+30% synergy
Indatha Triome
41% of 17 decks
+10% synergy
Raucous Theater
40% of 10 decks
+27% synergy
Undercity Sewers
39% of 216 decks
+25% synergy
Temple Garden
39% of 62 decks
-2% synergy
Arcane Sanctum
38% of 53 decks
+10% synergy
Dimir Aqueduct
38% of 528 decks
+20% synergy
Seaside Citadel
37% of 62 decks
+11% synergy
Spara's Headquarters
36% of 58 decks
+4% synergy
Raffine's Tower
36% of 47 decks
+8% synergy
Mystic Monastery
36% of 25 decks
+10% synergy
Godless Shrine
36% of 53 decks
-5% synergy
Hedge Maze
35% of 63 decks
+21% synergy
Zagoth Triome
35% of 46 decks
+4% synergy
Azorius Chancery
33% of 296 decks
+18% synergy
Choked Estuary
33% of 528 decks
+16% synergy
Opulent Palace
33% of 46 decks
+6% synergy
Glacial Fortress
32% of 296 decks
+7% synergy
Drowned Catacomb
32% of 528 decks
+6% synergy
Port Town
31% of 296 decks
+15% synergy
Selesnya Sanctuary
29% of 62 decks
+15% synergy
Bountiful Promenade
29% of 62 decks
+5% synergy
The World Tree
29% of 14 decks
-5% synergy
Temple of Enlightenment
28% of 296 decks
+12% synergy
Breeding Pool
28% of 180 decks
-13% synergy
Temple of Epiphany
28% of 46 decks
+10% synergy
Sulfur Falls
28% of 46 decks
-2% synergy
Overgrown Tomb
28% of 46 decks
-14% synergy
Watery Grave
28% of 528 decks
-13% synergy
Temple of Triumph
28% of 25 decks
+11% synergy
Clifftop Retreat
28% of 25 decks
-0% synergy
Shipwreck Marsh
28% of 523 decks
+9% synergy
Temple of Deceit
28% of 528 decks
+11% synergy
Ferrous Lake
28% of 18 decks
+18% synergy
Shadowy Backstreet
28% of 18 decks
+14% synergy
Skycloud Expanse
26% of 296 decks
+14% synergy
Hallowed Fountain
26% of 296 decks
-15% synergy
Xander's Lounge
26% of 19 decks
-1% synergy
Luxury Suite
26% of 23 decks
-0% synergy
Shivan Reef
26% of 46 decks
-1% synergy
Crumbling Necropolis
26% of 23 decks
-5% synergy
Darkwater Catacombs
26% of 528 decks
+11% synergy
Morphic Pool
26% of 528 decks
-0% synergy
Floodfarm Verge
26% of 27 decks
+5% synergy