Four Knocks (Card)

Four Knocks
In 13251 decks 0.46% of 2880740 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
81.00% of 5564 decks 4507 decks
Atraxa, Praetors' Voice
4.00% of 35285 decks 1411 decks
Giada, Font of Hope
2.42% of 23172 decks 560 decks
The Eleventh Doctor // Amy Pond
47.60% of 1002 decks 477 decks
The War Doctor // Ryan Sinclair
25.67% of 1009 decks 259 decks
Kate Stewart
82.91% of 275 decks 228 decks
The Fourteenth Doctor // Clara Oswald
14.06% of 1515 decks 213 decks
The Fourteenth Doctor // Rose Noble
15.18% of 1390 decks 211 decks
The Tenth Doctor // Clara Oswald
22.11% of 778 decks 172 decks
Wilfred Mott
56.23% of 297 decks 167 decks
The Face of Boe
25.12% of 621 decks 156 decks
Ghen, Arcanum Weaver
5.26% of 2338 decks 123 decks
The War Doctor // Clara Oswald
10.26% of 1101 decks 113 decks
Perrie, the Pulverizer
4.40% of 1636 decks 72 decks
Daxos the Returned
3.97% of 1714 decks 68 decks
Anikthea, Hand of Erebos
0.49% of 12950 decks 64 decks
Neva, Stalked by Nightmares
11.95% of 519 decks 62 decks
Zur the Enchanter
0.48% of 12360 decks 59 decks
The War Doctor // K-9, Mark I
12.21% of 475 decks 58 decks
Phelia, Exuberant Shepherd
1.90% of 2942 decks 56 decks
New Cards
Patrolling Peacemaker
7% of 61 decks +6% synergy
Radiant Summit
6% of 34 decks +5% synergy
Sphere Grid
5% of 385 decks +4% synergy
Summon: Fenrir
4% of 395 decks +4% synergy
Summon: Primal Odin
3% of 404 decks +3% synergy
High Synergy Cards
The Ninth Doctor
70% of 6933 decks +69% synergy
Trenzalore Clocktower
69% of 9085 decks +68% synergy
The Parting of the Ways
67% of 8168 decks +66% synergy
The War Doctor
65% of 8160 decks +65% synergy
As Foretold
64% of 9096 decks +64% synergy
Inspiring Refrain
64% of 9096 decks +64% synergy
Wibbly-wobbly, Timey-wimey
62% of 9084 decks +61% synergy
Time Beetle
61% of 9084 decks +60% synergy
Regenerations Restored
59% of 9085 decks +59% synergy
Ecstatic Beauty
58% of 8158 decks +58% synergy
Top Cards
Judoon Enforcers
57% of 8158 decks +57% synergy
Dinosaurs on a Spaceship
56% of 8160 decks +56% synergy
The Eleventh Doctor
55% of 9085 decks +55% synergy
The Fugitive Doctor
53% of 1086 decks +53% synergy
Sibylline Soothsayer
53% of 8158 decks +53% synergy
Star Whale
53% of 9084 decks +53% synergy
Swords to Plowshares
53% of 13250 decks +52% synergy
All of History, All at Once
52% of 9084 decks +52% synergy
Jhoira of the Ghitu
52% of 6936 decks +51% synergy
Kate Stewart
52% of 6932 decks +51% synergy
Game Changers
Smothering Tithe
14% of 13250 decks +14% synergy
Rhystic Study
14% of 9096 decks +13% synergy
Demonic Tutor
13% of 3102 decks +12% synergy
Teferi's Protection
13% of 13250 decks +12% synergy
Cyclonic Rift
11% of 9096 decks +11% synergy
Jeska's Will
9% of 8168 decks +8% synergy
Vampiric Tutor
8% of 3102 decks +8% synergy
Enlightened Tutor
8% of 13250 decks +7% synergy
Fierce Guardianship
7% of 9096 decks +7% synergy
Mystical Tutor
6% of 9096 decks +6% synergy
Creatures
Amy Pond
46% of 8160 decks +45% synergy
Ezuri, Stalker of Spheres
43% of 2579 decks +43% synergy
Flesh Duplicate
41% of 9084 decks +40% synergy
Rory Williams
40% of 9085 decks +40% synergy
The Face of Boe
40% of 6936 decks +39% synergy
Evolution Sage
36% of 3268 decks +36% synergy
The Fourth Doctor
29% of 2579 decks +29% synergy
The Sixth Doctor
29% of 2570 decks +29% synergy
The Thirteenth Doctor
29% of 2579 decks +28% synergy
The Third Doctor
28% of 2570 decks +27% synergy
Dreamtide Whale
27% of 5613 decks +27% synergy
Ixhel, Scion of Atraxa
27% of 2043 decks +27% synergy
Wilfred Mott
27% of 13214 decks +26% synergy
The Twelfth Doctor
26% of 6933 decks +26% synergy
Rift Elemental
26% of 8168 decks +26% synergy
Sinister Concierge
26% of 9096 decks +25% synergy
Jhoira's Timebug
25% of 13250 decks +24% synergy
The Tenth Doctor
25% of 6936 decks +24% synergy
Aeon Chronicler
24% of 9096 decks +24% synergy
Voidwing Hybrid
24% of 2138 decks +24% synergy
Cankerbloom
24% of 3268 decks +23% synergy
Atraxi Warden
23% of 13211 decks +22% synergy
Sphinx of the Second Sun
21% of 9096 decks +21% synergy
Ichor Rats
21% of 3102 decks +20% synergy
Bloated Contaminator
20% of 3268 decks +20% synergy
Taigam, Master Opportunist
20% of 2106 decks +19% synergy
K-9, Mark I
19% of 9085 decks +18% synergy
Tainted Observer
18% of 2579 decks +18% synergy
Venerated Rotpriest
18% of 3268 decks +18% synergy
Vorinclex, Monstrous Raider
18% of 3268 decks +18% synergy
Donna Noble
18% of 8164 decks +17% synergy
Contaminant Grafter
18% of 3268 decks +17% synergy
Vega, the Watcher
17% of 9096 decks +17% synergy
Birds of Paradise
17% of 3268 decks +17% synergy
Idris, Soul of the TARDIS
17% of 6932 decks +17% synergy
Vishgraz, the Doomhive
17% of 2043 decks +17% synergy
Chronozoa
16% of 9096 decks +16% synergy
Clara Oswald
16% of 13214 decks +16% synergy
Plague Stinger
15% of 3102 decks +15% synergy
Deep-Sea Kraken
15% of 9096 decks +15% synergy
Blightbelly Rat
14% of 3102 decks +13% synergy
Thrummingbird
14% of 9096 decks +13% synergy
Fathom Mage
14% of 2579 decks +13% synergy
Tekuthal, Inquiry Dominus
13% of 9096 decks +13% synergy
Wild-Magic Sorcerer
13% of 8168 decks +13% synergy
Skithiryx, the Blight Dragon
13% of 3102 decks +13% synergy
Jenny, Generated Anomaly
13% of 8158 decks +13% synergy
Phyrexian Swarmlord
13% of 3268 decks +13% synergy
Flaming Tyrannosaurus
13% of 8158 decks +12% synergy
River Song
13% of 6936 decks +12% synergy
Instants
Clockspinning
51% of 9096 decks +51% synergy
Gallifrey Falls // No More
49% of 8158 decks +49% synergy
Path to Exile
44% of 13250 decks +43% synergy
Run for Your Life
41% of 6933 decks +41% synergy
Everybody Lives!
39% of 13214 decks +38% synergy
Heroic Intervention
29% of 3268 decks +28% synergy
Counterspell
23% of 9096 decks +23% synergy
Atomize
23% of 1480 decks +22% synergy
Vraska's Fall
22% of 3102 decks +22% synergy
Chaos Warp
21% of 8168 decks +21% synergy
Fury Charm
21% of 8168 decks +21% synergy
Beast Within
20% of 3268 decks +20% synergy
Suspend
19% of 9096 decks +19% synergy
Infectious Bite
19% of 3268 decks +18% synergy
Generous Gift
19% of 13250 decks +18% synergy
Timecrafting
17% of 8168 decks +16% synergy
Anguished Unmaking
16% of 3102 decks +15% synergy
Reverse the Polarity
15% of 9084 decks +14% synergy
Assassin's Trophy
14% of 2043 decks +13% synergy
Growth Spiral
13% of 2579 decks +13% synergy
Brainstorm
13% of 9096 decks +13% synergy
Stroke of Midnight
12% of 13246 decks +12% synergy
Brokers Confluence
12% of 2579 decks +11% synergy
Mutational Advantage
11% of 1879 decks +10% synergy
Experimental Augury
10% of 9096 decks +10% synergy
Time Lord Regeneration
10% of 9096 decks +9% synergy
Dust of Moments
10% of 13250 decks +9% synergy
Tainted Strike
9% of 3102 decks +8% synergy
Despark
9% of 3102 decks +8% synergy
Delay
9% of 9096 decks +8% synergy
Boros Charm
8% of 8168 decks +8% synergy
Mortify
8% of 3102 decks +8% synergy
Void Rend
8% of 2138 decks +8% synergy
Prologue to Phyresis
8% of 9096 decks +8% synergy
Negate
7% of 9096 decks +7% synergy
Delayed Blast Fireball
7% of 8168 decks +7% synergy
Arcane Denial
7% of 9096 decks +7% synergy
Inspiring Call
7% of 3268 decks +6% synergy
An Offer You Can't Refuse
7% of 9096 decks +6% synergy
Whisper of the Dross
6% of 3102 decks +6% synergy
Flawless Maneuver
6% of 13250 decks +6% synergy
Revitalizing Repast
6% of 1209 decks +6% synergy
Putrefy
6% of 2043 decks +5% synergy
Reprieve
6% of 13250 decks +5% synergy
Dovin's Veto
6% of 9096 decks +5% synergy
Mana Drain
5% of 9096 decks +5% synergy
Akroma's Will
5% of 13250 decks +5% synergy
Deflecting Swat
5% of 8168 decks +5% synergy
Radstorm
5% of 8691 decks +5% synergy
Sorceries
Farewell
46% of 13250 decks +45% synergy
Farseek
45% of 3268 decks +45% synergy
Rousing Refrain
45% of 8168 decks +45% synergy
The Wedding of River Song
41% of 13214 decks +41% synergy
Cultivate
41% of 3268 decks +40% synergy
Ancestral Vision
30% of 9096 decks +30% synergy
Coward // Killer
30% of 8158 decks +30% synergy
Inevitable Betrayal
28% of 9096 decks +28% synergy
Nanogene Conversion
28% of 9084 decks +27% synergy
Three Visits
27% of 3268 decks +26% synergy
Fractured Identity
26% of 9096 decks +25% synergy
Infectious Inquiry
24% of 3102 decks +24% synergy
Everything Comes to Dust
24% of 13211 decks +23% synergy
Nature's Lore
22% of 3268 decks +21% synergy
Wheel of Fate
22% of 8168 decks +21% synergy
Chronomantic Escape
22% of 13250 decks +21% synergy
Unnatural Restoration
21% of 3268 decks +20% synergy
Rampant Growth
21% of 3268 decks +20% synergy
Phyresis Outbreak
20% of 3102 decks +20% synergy
The Five Doctors
19% of 3241 decks +19% synergy
Drown in Ichor
19% of 3102 decks +18% synergy
Kodama's Reach
18% of 3268 decks +18% synergy
Reality Strobe
17% of 9096 decks +17% synergy
Twice Upon a Time
15% of 9084 decks +15% synergy
Blasphemous Act
15% of 8168 decks +14% synergy
Tezzeret's Gambit
13% of 9096 decks +13% synergy
Thirsting Roots
12% of 3268 decks +12% synergy
Arc Blade
12% of 8168 decks +12% synergy
Damn
11% of 3102 decks +10% synergy
Into the Time Vortex
11% of 8158 decks +10% synergy
Austere Command
10% of 13250 decks +10% synergy
Ruinous Ultimatum
10% of 729 decks +10% synergy
Expand the Sphere
10% of 3268 decks +9% synergy
Ponder
9% of 9096 decks +9% synergy
Toxic Deluge
9% of 3102 decks +8% synergy
Time Wipe
8% of 9096 decks +8% synergy
Explore
8% of 3268 decks +8% synergy
Eerie Ultimatum
8% of 2043 decks +8% synergy
Contentious Plan
8% of 9096 decks +7% synergy
Time Stretch
8% of 9096 decks +7% synergy
Quantum Misalignment
8% of 9084 decks +7% synergy
Mana Geyser
8% of 8168 decks +7% synergy
Night's Whisper
8% of 3102 decks +7% synergy
Search for Tomorrow
7% of 3268 decks +7% synergy
Cut a Deal
7% of 13250 decks +6% synergy
Harmonize
6% of 3268 decks +6% synergy
Secret Rendezvous
6% of 13250 decks +5% synergy
Ensnared by the Mara
6% of 8089 decks +5% synergy
Last Night Together
6% of 1085 decks +5% synergy
Preordain
5% of 9096 decks +5% synergy
Utility Artifacts
Lightning Greaves
49% of 13250 decks +49% synergy
Rotating Fireplace
44% of 13211 decks +44% synergy
TARDIS
33% of 13250 decks +32% synergy
The Moment
24% of 13211 decks +23% synergy
Psychic Paper
23% of 13211 decks +23% synergy
The Pandorica
21% of 13211 decks +21% synergy
Swiftfoot Boots
20% of 13250 decks +20% synergy
Wedding Ring
20% of 13250 decks +19% synergy
RMS Titanic
15% of 8158 decks +15% synergy
The Millennium Calendar
13% of 12408 decks +13% synergy
Wayfarer's Bauble
9% of 13250 decks +8% synergy
Pearl Medallion
9% of 13250 decks +8% synergy
River Song's Diary
8% of 13217 decks +7% synergy
Scroll Rack
7% of 13250 decks +7% synergy
Archaeomancer's Map
6% of 13250 decks +5% synergy
The Ozolith
5% of 13250 decks +5% synergy
Whispersilk Cloak
5% of 13250 decks +5% synergy
Ozolith, the Shattered Spire
5% of 3268 decks +5% synergy
Enchantments
Bigger on the Inside
38% of 1086 decks +38% synergy
Crack in Time
37% of 13211 decks +36% synergy
Out of Time
33% of 13250 decks +33% synergy
Grasp of Fate
32% of 13250 decks +32% synergy
Phyrexian Arena
31% of 3102 decks +30% synergy
The Eleventh Hour
30% of 9096 decks +29% synergy
The Girl in the Fireplace
28% of 13234 decks +27% synergy
The Day of the Doctor
26% of 8160 decks +26% synergy
Brokers Ascendancy
26% of 2579 decks +25% synergy
Training Grounds
18% of 9096 decks +17% synergy
Passionate Archaeologist
17% of 8168 decks +17% synergy
Doubling Season
14% of 3268 decks +13% synergy
Paradox Haze
13% of 9096 decks +13% synergy
Annie Joins Up
13% of 813 decks +12% synergy
Leyline of the Guildpact
13% of 349 decks +12% synergy
Innkeeper's Talent
12% of 1832 decks +11% synergy
Propaganda
12% of 9096 decks +11% synergy
Black Market Connections
10% of 3102 decks +10% synergy
Inexorable Tide
10% of 9096 decks +10% synergy
Ghostly Prison
10% of 13250 decks +9% synergy
Gallifrey Stands
9% of 9085 decks +9% synergy
City of Death
9% of 3268 decks +8% synergy
An Unearthly Child
8% of 9085 decks +8% synergy
Hardened Scales
8% of 3268 decks +8% synergy
Land Tax
8% of 13250 decks +7% synergy
Fugitive of the Judoon
7% of 3257 decks +7% synergy
The Flux
7% of 8168 decks +7% synergy
Captive Audience
7% of 729 decks +7% synergy
Necrogen Communion
7% of 3102 decks +6% synergy
Dawn of a New Age
7% of 13250 decks +6% synergy
Kaya's Ghostform
7% of 3102 decks +6% synergy
Darksteel Mutation
7% of 13250 decks +6% synergy
Wild Growth
6% of 3268 decks +6% synergy
Enchantress's Presence
6% of 3268 decks +6% synergy
Heaven Sent
6% of 6933 decks +6% synergy
Windcrag Siege
6% of 1888 decks +6% synergy
Simic Ascendancy
6% of 2579 decks +6% synergy
Sylvan Library
6% of 3268 decks +6% synergy
The Eldest Reborn
6% of 3102 decks +6% synergy
Shadow of the Second Sun
6% of 5705 decks +6% synergy
Court of Garenbrig
6% of 3265 decks +6% synergy
Mirari's Wake
6% of 3268 decks +5% synergy
Trouble in Pairs
6% of 10302 decks +5% synergy
Utopia Sprawl
5% of 3268 decks +5% synergy
Ripples of Undeath
5% of 1947 decks +5% synergy
Binding the Old Gods
5% of 2043 decks +5% synergy
Smuggler's Share
5% of 13250 decks +5% synergy
Mystic Remora
5% of 9096 decks +5% synergy
Omniscience
5% of 9096 decks +5% synergy
Norn's Decree
5% of 13250 decks +5% synergy
Planeswalkers
Vraska, Betrayal's Sting
29% of 3102 decks +29% synergy
Ajani, Sleeper Agent
14% of 3268 decks +13% synergy
Tamiyo, Field Researcher
14% of 2579 decks +13% synergy
Quintorius Kand
10% of 7506 decks +9% synergy
Oko, Thief of Crowns
9% of 2579 decks +8% synergy
Wrenn and Realmbreaker
6% of 3268 decks +5% synergy
Ashiok, Dream Render
6% of 2138 decks +5% synergy
Tamiyo, Compleated Sage
5% of 2579 decks +5% synergy
Ajani, the Greathearted
5% of 3268 decks +5% synergy
Utility Lands
Rogue's Passage
47% of 13250 decks +47% synergy
War Room
29% of 13250 decks +29% synergy
Temple of the False God
26% of 13250 decks +26% synergy
Ominous Cemetery
25% of 13211 decks +24% synergy
Thespian's Stage
24% of 13250 decks +23% synergy
Reliquary Tower
23% of 13250 decks +22% synergy
Bojuka Bog
18% of 3102 decks +17% synergy
Karn's Bastion
14% of 13250 decks +13% synergy
Gavony Township
10% of 3268 decks +10% synergy
Dreadship Reef
9% of 2138 decks +9% synergy
Boseiju, Who Endures
8% of 3268 decks +8% synergy
Minas Tirith
7% of 13250 decks +7% synergy
Vault of the Archangel
7% of 3102 decks +6% synergy
Otawara, Soaring City
6% of 9096 decks +5% synergy
Nesting Grounds
5% of 13250 decks +5% synergy
Saltcrusted Steppe
5% of 3268 decks +5% synergy
Eiganjo, Seat of the Empire
5% of 13250 decks +5% synergy
Hall of Heliod's Generosity
5% of 13250 decks +5% synergy
Windbrisk Heights
5% of 13250 decks +5% synergy
Emeria, the Sky Ruin
5% of 13250 decks +5% synergy
Mana Artifacts
Sol Ring
86% of 13250 decks +86% synergy
Arcane Signet
83% of 13250 decks +82% synergy
Talisman of Creativity
68% of 6936 decks +68% synergy
Talisman of Conviction
65% of 8168 decks +64% synergy
Sonic Screwdriver
42% of 13214 decks +42% synergy
Mind Stone
36% of 13250 decks +36% synergy
Thought Vessel
36% of 13250 decks +35% synergy
Sol Talisman
24% of 13250 decks +24% synergy
Talisman of Progress
23% of 9096 decks +22% synergy
Orzhov Signet
19% of 3102 decks +19% synergy
Rakdos Signet
19% of 729 decks +18% synergy
Talisman of Impulse
18% of 1088 decks +17% synergy
Talisman of Indulgence
18% of 729 decks +17% synergy
Talisman of Hierarchy
17% of 3102 decks +16% synergy
Fellwar Stone
15% of 13250 decks +14% synergy
Mox Tantalite
14% of 13250 decks +14% synergy
Boros Signet
13% of 8168 decks +13% synergy
Hourglass of the Lost
13% of 8325 decks +12% synergy
Commander's Sphere
12% of 13250 decks +12% synergy
Talisman of Unity
12% of 3268 decks +11% synergy
Talisman of Curiosity
11% of 2579 decks +11% synergy
Lotus Bloom
11% of 13250 decks +10% synergy
Chromatic Lantern
11% of 13250 decks +10% synergy
Everflowing Chalice
10% of 13250 decks +10% synergy
Azorius Signet
10% of 9096 decks +9% synergy
Izzet Signet
10% of 6936 decks +9% synergy
Astral Cornucopia
9% of 13250 decks +8% synergy
Talisman of Dominance
8% of 2138 decks +7% synergy
Dimir Signet
7% of 2138 decks +7% synergy
Glistening Sphere
5% of 13250 decks +5% synergy
Marble Diamond
5% of 13250 decks +5% synergy
Replicating Ring
5% of 13250 decks +5% synergy
Lands
Command Tower
80% of 13250 decks +80% synergy
Stormcarved Coast
76% of 6936 decks +76% synergy
Mystic Monastery
74% of 6936 decks +74% synergy
Sundown Pass
68% of 8168 decks +68% synergy
Deserted Beach
62% of 9096 decks +62% synergy
Glacial Fortress
60% of 9096 decks +60% synergy
Exotic Orchard
60% of 13250 decks +59% synergy
Prairie Stream
58% of 9096 decks +57% synergy
Frostboil Snarl
55% of 6936 decks +54% synergy
Fiery Islet
54% of 6936 decks +54% synergy
Temple of Epiphany
54% of 6936 decks +54% synergy
Furycalm Snarl
52% of 8168 decks +52% synergy
Temple of Triumph
51% of 8168 decks +51% synergy
Path of Ancestry
50% of 13250 decks +50% synergy
Sunbaked Canyon
47% of 8168 decks +47% synergy
Port Town
45% of 9096 decks +44% synergy
Skycloud Expanse
45% of 9096 decks +44% synergy
Temple of Enlightenment
44% of 9096 decks +44% synergy
Seaside Citadel
42% of 2579 decks +41% synergy
Irrigated Farmland
38% of 9096 decks +37% synergy
Sandsteppe Citadel
37% of 2043 decks +37% synergy
Arcane Sanctum
37% of 2138 decks +36% synergy
Canopy Vista
36% of 3268 decks +36% synergy
Frontier Bivouac
36% of 885 decks +35% synergy
Myriad Landscape
35% of 13250 decks +35% synergy
Overgrown Tomb
34% of 2043 decks +34% synergy
Evolving Wilds
34% of 13250 decks +33% synergy
Rockfall Vale
34% of 1088 decks +33% synergy
Opulent Palace
34% of 1859 decks +33% synergy
Zagoth Triome
34% of 1859 decks +33% synergy
Watery Grave
33% of 2138 decks +33% synergy
Godless Shrine
33% of 3102 decks +33% synergy
Indatha Triome
33% of 2043 decks +33% synergy
Cinder Glade
32% of 1088 decks +32% synergy
Spara's Headquarters
32% of 2579 decks +31% synergy
Breeding Pool
31% of 2579 decks +31% synergy
Raffine's Tower
31% of 2138 decks +30% synergy
Temple Garden
31% of 3268 decks +30% synergy
Nomad Outpost
30% of 729 decks +29% synergy
Thriving Bluff
29% of 8168 decks +29% synergy
Hallowed Fountain
28% of 9096 decks +28% synergy
Raugrin Triome
28% of 6936 decks +27% synergy
Dreamroot Cascade
27% of 2579 decks +27% synergy
Steam Vents
25% of 6936 decks +24% synergy
Caves of Koilos
25% of 3102 decks +24% synergy
Sacred Foundry
25% of 8168 decks +24% synergy
Overgrown Farmland
24% of 3268 decks +24% synergy
The World Tree
24% of 426 decks +24% synergy
Spectator Seating
23% of 8168 decks +23% synergy
Rejuvenating Springs
23% of 2579 decks +22% synergy