Four Knocks (Card)

Four Knocks
In 10005 decks 1% of 1899977 decks
Joshua Clough
Doctor Who: Timey-Wimey and Paradox Power - The Story Behind the Cards
Discover an amazing story, some old favorite mechanics and a lot of new surprises in the latest Doctor Who precons.
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
The Tenth Doctor // Rose Tyler
81.85% of 4346 decks 3557 decks
Atraxa, Praetors' Voice
3.38% of 36138 decks 1220 decks
Giada, Font of Hope
2.50% of 18332 decks 458 decks
The Eleventh Doctor // Amy Pond
47.84% of 786 decks 376 decks
The War Doctor // Ryan Sinclair
27.96% of 844 decks 236 decks
The Fourteenth Doctor // Rose Noble
15.10% of 1099 decks 166 decks
Kate Stewart
82.59% of 201 decks 166 decks
The Fourteenth Doctor // Clara Oswald
14.62% of 1060 decks 155 decks
The Tenth Doctor // Clara Oswald
22.48% of 525 decks 118 decks
Wilfred Mott
54.67% of 214 decks 117 decks
The Face of Boe
22.69% of 476 decks 108 decks
Ghen, Arcanum Weaver
4.25% of 2213 decks 94 decks
The War Doctor // Clara Oswald
11.34% of 811 decks 92 decks
Perrie, the Pulverizer
3.58% of 1674 decks 60 decks
Daxos the Returned
3.23% of 1701 decks 55 decks
Neva, Stalked by Nightmares
13.23% of 393 decks 52 decks
Anikthea, Hand of Erebos
0.44% of 11176 decks 49 decks
The War Doctor // K-9, Mark I
11.57% of 389 decks 45 decks
New Cards
Overlord of the Floodpits
13% of 2186 decks +11% synergy
Overlord of the Boilerbilges
12% of 1889 decks +11% synergy
Overlord of the Mistmoors
7% of 3207 decks +6% synergy
Floodfarm Verge
6% of 2183 decks -2% synergy
Cursed Recording
6% of 2593 decks +6% synergy
High Synergy Cards
The Ninth Doctor
71% of 5360 decks +70% synergy
The Parting of the Ways
68% of 6257 decks +68% synergy
Trenzalore Clocktower
69% of 7112 decks +67% synergy
The War Doctor
67% of 6246 decks +65% synergy
Inspiring Refrain
64% of 7123 decks +63% synergy
As Foretold
64% of 7123 decks +62% synergy
Wibbly-wobbly, Timey-wimey
62% of 7111 decks +61% synergy
Time Beetle
61% of 7111 decks +60% synergy
Ecstatic Beauty
60% of 6247 decks +60% synergy
Regenerations Restored
59% of 7109 decks +58% synergy
Top Cards
Judoon Enforcers
58% of 6244 decks +57% synergy
Dinosaurs on a Spaceship
58% of 6244 decks +56% synergy
The Fugitive Doctor
56% of 810 decks +56% synergy
The Eleventh Doctor
55% of 7109 decks +54% synergy
Sibylline Soothsayer
55% of 6247 decks +54% synergy
Swords to Plowshares
54% of 10002 decks -9% synergy
Jhoira of the Ghitu
53% of 5363 decks +52% synergy
Lightning Greaves
53% of 10005 decks +28% synergy
All of History, All at Once
53% of 7111 decks +52% synergy
Star Whale
53% of 7111 decks +52% synergy
Creatures
Kate Stewart
53% of 5356 decks +52% synergy
Amy Pond
47% of 6249 decks +47% synergy
Ezuri, Stalker of Spheres
47% of 2104 decks +44% synergy
Flesh Duplicate
41% of 7111 decks +40% synergy
The Face of Boe
41% of 5358 decks +41% synergy
Rory Williams
41% of 7109 decks +40% synergy
Evolution Sage
40% of 2560 decks +33% synergy
Dreamtide Whale
30% of 3390 decks +28% synergy
Ixhel, Scion of Atraxa
30% of 1691 decks +26% synergy
The Fourth Doctor
28% of 2104 decks +27% synergy
The Sixth Doctor
28% of 2095 decks +27% synergy
The Thirteenth Doctor
27% of 2104 decks +26% synergy
Rift Elemental
27% of 6257 decks +27% synergy
Wilfred Mott
27% of 9962 decks +27% synergy
Cankerbloom
27% of 2560 decks +21% synergy
The Third Doctor
26% of 2095 decks +26% synergy
The Twelfth Doctor
26% of 5360 decks +25% synergy
Sinister Concierge
26% of 7123 decks +26% synergy
Voidwing Hybrid
26% of 1746 decks +25% synergy
Jhoira's Timebug
25% of 10005 decks +25% synergy
Aeon Chronicler
25% of 7123 decks +24% synergy
The Tenth Doctor
25% of 5363 decks +24% synergy
Atraxi Warden
24% of 9962 decks +23% synergy
Ichor Rats
23% of 2412 decks +22% synergy
Bloated Contaminator
23% of 2560 decks +21% synergy
Sphinx of the Second Sun
21% of 7123 decks +20% synergy
Vorinclex, Monstrous Raider
21% of 2560 decks +17% synergy
Tainted Observer
20% of 2104 decks +19% synergy
Contaminant Grafter
20% of 2560 decks +19% synergy
Venerated Rotpriest
20% of 2560 decks +18% synergy
Birds of Paradise
19% of 2560 decks -8% synergy
Donna Noble
18% of 6253 decks +18% synergy
K-9, Mark I
18% of 7112 decks +17% synergy
Vishgraz, the Doomhive
18% of 1691 decks +15% synergy
Idris, Soul of the TARDIS
17% of 5359 decks +17% synergy
Plague Stinger
17% of 2412 decks +16% synergy
Clara Oswald
17% of 9968 decks +17% synergy
Vega, the Watcher
17% of 7120 decks +13% synergy
Chronozoa
16% of 7123 decks +16% synergy
Blightbelly Rat
16% of 2412 decks +14% synergy
Deep-Sea Kraken
15% of 7123 decks +14% synergy
Skithiryx, the Blight Dragon
15% of 2412 decks +14% synergy
Tekuthal, Inquiry Dominus
15% of 7123 decks +12% synergy
Phyrexian Swarmlord
15% of 2560 decks +13% synergy
Thrummingbird
14% of 7123 decks +11% synergy
Wild-Magic Sorcerer
14% of 6257 decks +12% synergy
Fathom Mage
14% of 2104 decks +10% synergy
Jenny, Generated Anomaly
13% of 6244 decks +13% synergy
Glissa, Herald of Predation
13% of 1691 decks +12% synergy
River Song
13% of 5363 decks +12% synergy
Instants
Clockspinning
51% of 7123 decks +50% synergy
Gallifrey Falls // No More
51% of 6244 decks +50% synergy
Path to Exile
44% of 10002 decks -2% synergy
Run for Your Life
42% of 5360 decks +42% synergy
Everybody Lives!
41% of 9965 decks +39% synergy
Heroic Intervention
30% of 2560 decks -0% synergy
Vraska's Fall
25% of 2412 decks +23% synergy
Atomize
25% of 1096 decks +21% synergy
Counterspell
23% of 7123 decks -20% synergy
Chaos Warp
21% of 6257 decks -10% synergy
Fury Charm
21% of 6257 decks +21% synergy
Beast Within
21% of 2560 decks -17% synergy
Infectious Bite
21% of 2560 decks +19% synergy
Suspend
19% of 7123 decks +19% synergy
Generous Gift
19% of 10002 decks -7% synergy
Timecrafting
17% of 6257 decks +17% synergy
Anguished Unmaking
16% of 2412 decks -8% synergy
Teferi's Protection
14% of 10002 decks -6% synergy
Reverse the Polarity
14% of 7111 decks +13% synergy
Assassin's Trophy
13% of 1691 decks -17% synergy
Brainstorm
13% of 7123 decks -8% synergy
Growth Spiral
13% of 2104 decks -9% synergy
Cyclonic Rift
13% of 7123 decks -15% synergy
Brokers Confluence
12% of 2104 decks +10% synergy
Stroke of Midnight
12% of 9999 decks +2% synergy
Experimental Augury
11% of 7123 decks +8% synergy
Mutational Advantage
11% of 1365 decks +7% synergy
Tainted Strike
10% of 2412 decks +8% synergy
Dust of Moments
10% of 10002 decks +10% synergy
Time Lord Regeneration
10% of 7123 decks +10% synergy
Vampiric Tutor
9% of 2412 decks -9% synergy
Prologue to Phyresis
9% of 7123 decks +7% synergy
Boros Charm
9% of 6254 decks -16% synergy
Despark
8% of 2412 decks -7% synergy
Delay
8% of 7123 decks +6% synergy
Enlightened Tutor
8% of 10002 decks -9% synergy
Void Rend
8% of 1746 decks -6% synergy
Mortify
8% of 2412 decks -4% synergy
Delayed Blast Fireball
8% of 6257 decks +5% synergy
Fierce Guardianship
8% of 7123 decks -10% synergy
Negate
7% of 7123 decks -15% synergy
Arcane Denial
7% of 7123 decks -13% synergy
Inspiring Call
7% of 2560 decks -1% synergy
Mystical Tutor
6% of 7123 decks -8% synergy
Flawless Maneuver
6% of 10002 decks -4% synergy
An Offer You Can't Refuse
6% of 7123 decks -14% synergy
Whisper of the Dross
6% of 2412 decks +5% synergy
Putrefy
6% of 1691 decks -10% synergy
Dovin's Veto
6% of 7120 decks -13% synergy
Revitalizing Repast
6% of 810 decks -3% synergy
Sorceries
Farewell
48% of 10002 decks +35% synergy
Farseek
48% of 2560 decks +14% synergy
Rousing Refrain
46% of 6257 decks +44% synergy
The Wedding of River Song
43% of 9965 decks +43% synergy
Cultivate
43% of 2560 decks -3% synergy
Coward // Killer
32% of 6247 decks +32% synergy
Ancestral Vision
30% of 7123 decks +29% synergy
Nanogene Conversion
29% of 7111 decks +28% synergy
Three Visits
28% of 2560 decks +4% synergy
Inevitable Betrayal
28% of 7123 decks +27% synergy
Infectious Inquiry
27% of 2412 decks +25% synergy
Fractured Identity
26% of 7120 decks +24% synergy
Everything Comes to Dust
25% of 9962 decks +24% synergy
Nature's Lore
24% of 2560 decks -8% synergy
Unnatural Restoration
23% of 2560 decks +20% synergy
Wheel of Fate
23% of 6257 decks +21% synergy
Phyresis Outbreak
23% of 2412 decks +21% synergy
Chronomantic Escape
22% of 10002 decks +22% synergy
Drown in Ichor
21% of 2412 decks +19% synergy
Rampant Growth
20% of 2560 decks -15% synergy
Kodama's Reach
19% of 2560 decks -12% synergy
The Five Doctors
19% of 2532 decks +19% synergy
Reality Strobe
17% of 7123 decks +17% synergy
Twice Upon a Time
15% of 7111 decks +15% synergy
Demonic Tutor
14% of 2412 decks -7% synergy
Tezzeret's Gambit
14% of 7123 decks +11% synergy
Blasphemous Act
14% of 6257 decks -19% synergy
Thirsting Roots
13% of 2560 decks +11% synergy
Arc Blade
12% of 6257 decks +12% synergy
Into the Time Vortex
11% of 6247 decks +11% synergy
Damn
11% of 2412 decks -5% synergy
Expand the Sphere
11% of 2560 decks +10% synergy
Austere Command
10% of 10002 decks -3% synergy
Toxic Deluge
10% of 2412 decks -8% synergy
Jeska's Will
10% of 6257 decks -8% synergy
Ruinous Ultimatum
9% of 536 decks -9% synergy
Ponder
9% of 7123 decks -4% synergy
Contentious Plan
8% of 7123 decks +7% synergy
Eerie Ultimatum
8% of 1691 decks -4% synergy
Mana Geyser
8% of 6257 decks +2% synergy
Time Stretch
8% of 7123 decks +7% synergy
Time Wipe
8% of 7120 decks +1% synergy
Explore
8% of 2560 decks -2% synergy
Quantum Misalignment
8% of 7111 decks +6% synergy
Search for Tomorrow
7% of 2560 decks +4% synergy
Night's Whisper
7% of 2412 decks -2% synergy
Ensnared by the Mara
6% of 6172 decks +5% synergy
Last Night Together
6% of 809 decks +5% synergy
Mythos of Snapdax
5% of 536 decks +2% synergy
Cut a Deal
5% of 10002 decks +3% synergy
Utility Artifacts
Rotating Fireplace
46% of 9965 decks +46% synergy
TARDIS
35% of 10005 decks +34% synergy
The Moment
25% of 9965 decks +25% synergy
Psychic Paper
24% of 9965 decks +24% synergy
The Pandorica
23% of 9962 decks +22% synergy
Wedding Ring
21% of 10002 decks +19% synergy
Swiftfoot Boots
20% of 10005 decks -7% synergy
RMS Titanic
16% of 6247 decks +16% synergy
The Millennium Calendar
14% of 9081 decks +13% synergy
Wayfarer's Bauble
9% of 10005 decks -1% synergy
Scroll Rack
8% of 10005 decks +7% synergy
Pearl Medallion
8% of 10005 decks +6% synergy
River Song's Diary
8% of 9968 decks +7% synergy
The Ozolith
6% of 10005 decks +2% synergy
Ozolith, the Shattered Spire
6% of 2560 decks +0% synergy
Whispersilk Cloak
5% of 10005 decks +2% synergy
Archaeomancer's Map
5% of 10002 decks +2% synergy
Sensei's Divining Top
5% of 10005 decks -0% synergy
Oketra's Monument
5% of 10005 decks +3% synergy
Enchantments
Bigger on the Inside
40% of 810 decks +38% synergy
Crack in Time
38% of 9962 decks +38% synergy
Out of Time
34% of 10002 decks +33% synergy
Grasp of Fate
33% of 10002 decks +30% synergy
The Eleventh Hour
30% of 7123 decks +30% synergy
Phyrexian Arena
30% of 2412 decks +14% synergy
The Girl in the Fireplace
29% of 9985 decks +29% synergy
The Day of the Doctor
28% of 6246 decks +27% synergy
Brokers Ascendancy
28% of 2104 decks +21% synergy
Passionate Archaeologist
18% of 6257 decks +16% synergy
Training Grounds
18% of 7123 decks +15% synergy
Smothering Tithe
16% of 10002 decks -9% synergy
Doubling Season
15% of 2560 decks +6% synergy
Rhystic Study
15% of 7123 decks -12% synergy
Annie Joins Up
15% of 524 decks +2% synergy
Innkeeper's Talent
15% of 1021 decks +10% synergy
Leyline of the Guildpact
13% of 245 decks -3% synergy
Paradox Haze
13% of 7123 decks +12% synergy
Inexorable Tide
11% of 7123 decks +8% synergy
Propaganda
11% of 7123 decks -1% synergy
Black Market Connections
10% of 2412 decks -1% synergy
Ghostly Prison
9% of 10002 decks -2% synergy
Gallifrey Stands
9% of 7109 decks +8% synergy
City of Death
8% of 2560 decks +7% synergy
An Unearthly Child
8% of 7112 decks +8% synergy
Hardened Scales
8% of 2560 decks -1% synergy
Land Tax
8% of 10002 decks +2% synergy
The Flux
8% of 6257 decks +8% synergy
Captive Audience
8% of 536 decks +7% synergy
Fugitive of the Judoon
7% of 2548 decks +7% synergy
Necrogen Communion
7% of 2412 decks +6% synergy
Court of Garenbrig
7% of 2556 decks +4% synergy
Sylvan Library
7% of 2560 decks -5% synergy
Dawn of a New Age
7% of 10002 decks +5% synergy
Simic Ascendancy
6% of 2104 decks +1% synergy
Heaven Sent
6% of 5360 decks +6% synergy
Kaya's Ghostform
6% of 2412 decks +2% synergy
Darksteel Mutation
6% of 10002 decks +0% synergy
Shadow of the Second Sun
6% of 3484 decks +5% synergy
The Eldest Reborn
6% of 2412 decks +4% synergy
Mirari's Wake
6% of 2560 decks -8% synergy
Wild Growth
6% of 2560 decks -5% synergy
Enchantress's Presence
6% of 2560 decks +1% synergy
Norn's Decree
6% of 10002 decks +4% synergy
Trouble in Pairs
5% of 6911 decks +0% synergy
Ripples of Undeath
5% of 1174 decks +1% synergy
Oath of Nissa
5% of 2560 decks +5% synergy
Mystic Remora
5% of 7123 decks -13% synergy
Utopia Sprawl
5% of 2560 decks -3% synergy
Omniscience
5% of 7123 decks +2% synergy
Planeswalkers
Vraska, Betrayal's Sting
34% of 2412 decks +31% synergy
Ajani, Sleeper Agent
17% of 2560 decks +15% synergy
Tamiyo, Field Researcher
15% of 2104 decks +10% synergy
Quintorius Kand
10% of 5529 decks +9% synergy
Oko, Thief of Crowns
9% of 2104 decks +4% synergy
Wrenn and Realmbreaker
7% of 2560 decks +5% synergy
Tamiyo, Compleated Sage
6% of 2104 decks +5% synergy
Ashiok, Dream Render
6% of 1746 decks +2% synergy
Ajani, the Greathearted
6% of 2560 decks +3% synergy
Kaya the Inexorable
6% of 2412 decks +4% synergy
Utility Lands
Rogue's Passage
49% of 10005 decks +29% synergy
War Room
31% of 10005 decks +24% synergy
Temple of the False God
27% of 10005 decks +17% synergy
Ominous Cemetery
26% of 9965 decks +26% synergy
Thespian's Stage
25% of 10005 decks +23% synergy
Reliquary Tower
23% of 10005 decks -7% synergy
Bojuka Bog
18% of 2412 decks -12% synergy
Karn's Bastion
15% of 10005 decks +10% synergy
Gavony Township
10% of 2560 decks +1% synergy
Dreadship Reef
9% of 1746 decks +8% synergy
Boseiju, Who Endures
9% of 2560 decks -10% synergy
Minas Tirith
8% of 10002 decks +0% synergy
Vault of the Archangel
6% of 2412 decks -5% synergy
Otawara, Soaring City
6% of 7123 decks -10% synergy
Saltcrusted Steppe
6% of 2560 decks +5% synergy
Eiganjo, Seat of the Empire
5% of 10002 decks -3% synergy
Emeria, the Sky Ruin
5% of 10002 decks +2% synergy
Hall of Heliod's Generosity
5% of 10002 decks -2% synergy
Nesting Grounds
5% of 10005 decks +4% synergy
Windbrisk Heights
5% of 10002 decks +0% synergy
Mana Artifacts
Sol Ring
88% of 10005 decks +3% synergy
Arcane Signet
84% of 10005 decks +12% synergy
Talisman of Creativity
70% of 5363 decks +41% synergy
Talisman of Conviction
67% of 6254 decks +44% synergy
Sonic Screwdriver
44% of 9968 decks +43% synergy
Mind Stone
38% of 10005 decks +20% synergy
Thought Vessel
37% of 10005 decks +20% synergy
Sol Talisman
25% of 10005 decks +24% synergy
Talisman of Progress
23% of 7120 decks -0% synergy
Orzhov Signet
18% of 2412 decks -9% synergy
Rakdos Signet
18% of 536 decks -11% synergy
Talisman of Impulse
18% of 812 decks +9% synergy
Talisman of Indulgence
17% of 536 decks -10% synergy
Fellwar Stone
16% of 10005 decks -5% synergy
Talisman of Hierarchy
15% of 2412 decks -9% synergy
Mox Tantalite
14% of 10005 decks +14% synergy
Boros Signet
14% of 6254 decks -9% synergy
Hourglass of the Lost
13% of 4768 decks +12% synergy
Commander's Sphere
12% of 10005 decks -3% synergy
Chromatic Lantern
12% of 10005 decks +2% synergy
Talisman of Unity
11% of 2560 decks +4% synergy
Talisman of Curiosity
11% of 2104 decks -1% synergy
Everflowing Chalice
11% of 10005 decks +7% synergy
Lotus Bloom
11% of 10005 decks +10% synergy
Astral Cornucopia
10% of 10005 decks +9% synergy
Izzet Signet
10% of 5363 decks -18% synergy
Azorius Signet
9% of 7120 decks -16% synergy
Talisman of Dominance
7% of 1746 decks -24% synergy
Dimir Signet
6% of 1746 decks -23% synergy
Glistening Sphere
6% of 10005 decks +5% synergy
Replicating Ring
6% of 10005 decks +4% synergy
Timeless Lotus
5% of 325 decks -7% synergy
Lands
Command Tower
82% of 10005 decks +8% synergy
Stormcarved Coast
77% of 5363 decks +60% synergy
Mystic Monastery
75% of 5360 decks +48% synergy
Sundown Pass
70% of 6254 decks +55% synergy
Deserted Beach
62% of 7120 decks +47% synergy
Exotic Orchard
62% of 10005 decks +26% synergy
Glacial Fortress
60% of 7120 decks +34% synergy
Prairie Stream
58% of 7120 decks +25% synergy
Fiery Islet
57% of 5363 decks +49% synergy
Frostboil Snarl
56% of 5363 decks +42% synergy
Temple of Epiphany
55% of 5363 decks +36% synergy
Furycalm Snarl
53% of 6254 decks +40% synergy
Temple of Triumph
53% of 6254 decks +36% synergy
Path of Ancestry
52% of 10005 decks +30% synergy
Sunbaked Canyon
50% of 6254 decks +46% synergy
Port Town
45% of 7120 decks +29% synergy
Skycloud Expanse
45% of 7120 decks +32% synergy
Temple of Enlightenment
44% of 7120 decks +27% synergy
Seaside Citadel
41% of 2104 decks +15% synergy
Irrigated Farmland
38% of 7120 decks +31% synergy
Sandsteppe Citadel
37% of 1691 decks +11% synergy
Arcane Sanctum
37% of 1746 decks +9% synergy
Myriad Landscape
37% of 10005 decks +17% synergy
Overgrown Tomb
36% of 1691 decks -6% synergy
Rockfall Vale
36% of 812 decks +14% synergy
Frontier Bivouac
35% of 666 decks +8% synergy
Watery Grave
35% of 1746 decks -5% synergy
Canopy Vista
35% of 2560 decks -1% synergy
Zagoth Triome
35% of 1565 decks +5% synergy
Godless Shrine
35% of 2412 decks -6% synergy
Evolving Wilds
35% of 10005 decks +14% synergy
Indatha Triome
34% of 1691 decks +4% synergy
Opulent Palace
34% of 1565 decks +7% synergy
Spara's Headquarters
33% of 2104 decks +3% synergy
Breeding Pool
33% of 2104 decks -8% synergy
Temple Garden
33% of 2560 decks -7% synergy
Raffine's Tower
33% of 1746 decks +6% synergy
Cinder Glade
32% of 812 decks -6% synergy
Thriving Bluff
30% of 6257 decks +28% synergy
Hallowed Fountain
29% of 7120 decks -12% synergy
Nomad Outpost
29% of 536 decks +1% synergy
Raugrin Triome
28% of 5360 decks +2% synergy
Dreamroot Cascade
27% of 2104 decks +8% synergy
Steam Vents
25% of 5363 decks -14% synergy
Sacred Foundry
25% of 6254 decks -11% synergy
Caves of Koilos
24% of 2412 decks -4% synergy
Rejuvenating Springs
24% of 2104 decks -5% synergy
Spectator Seating
24% of 6254 decks -1% synergy
Vault of Champions
23% of 2412 decks -2% synergy
The World Tree
23% of 325 decks -10% synergy