🔢 Sudoku Puzzles

Sudoku puzzle-solving videos from CTC.

Data source: Cracking the Cryptic Catalogue · About: View on GitHub

296 rows where Constraints contains "O/E" sorted by Id descending

Solver 4

Setter 185

Constraints 116

Id â–² Puzzle Title Date Solver Setter Constraints Video Video Length Video Length (Minutes)
6570 Original Sin 2024-11-12 Simon Nordy Count, Digit Restriction, Extra Regions, Killer, O/E, Pathway, Polarity
The Original Sudoku Sin
The Original Sudoku Sin
 01:00:13 61 min
6557 See It, Say It, Sorted 2024-11-08 Mark Michael Lefkowitz Clone, Count, O/E, Sequence
Sudoku - Sorted!
Sudoku - Sorted!
 00:56:27 57 min
6537 Boxed Out 2024-11-03 Mark Kedad Anti-Knight, Diagonal, German Whispers, Kropki, O/E, XV
Is there an Optical Illusion here? You Decide
Is there an Optical Illusion here? You Decide
 00:53:02 54 min
6531 Complimentary Interconnected Forces 2024-11-01 Mark David Workman Killer, O/E, Thermo, Yin-Yang
Who's Laughing Now?
Who's Laughing Now?
 00:40:49 41 min
6524 Double Counting 2024-10-30 Mark Timotab Counting Circles, Multitask Clues, O/E, Sweeper
What Does Duality Really Mean?
What Does Duality Really Mean?
 00:22:42 23 min
6523 Creatures in the Fog 2024-10-30 Simon Br1312te Anti-Knight, Extra Regions, Fog, Indexing, Min/Max, O/E, Sums
Creatures In The Sudoku Fog
Creatures In The Sudoku Fog
 00:42:17 43 min
6521 The Spider 2024-10-29 Mark Bobo Consecutive, German Whispers, Mystery, Neighbour Sums, O/E, Thermo
The Spider in the Dead of Night
The Spider in the Dead of Night
 00:31:23 32 min
6500 RAT RUN 11: Limited Addition 2024-10-23 Simon Marty Sears Cipher, O/E, Pathway, Sums
Season 2: Rat Run Sudoku returns!!
Season 2: Rat Run Sudoku returns!!
 00:55:23 56 min
6495 Rainbow Kropki 2 2024-10-21 Mark LJC Binairo, Cipher, Difference, Killer, O/E
Different Differences? What does that Mean?
Different Differences? What does that Mean?
 00:32:33 33 min
6465 Restricted Access 2024-10-13 Simon Kennet's Dad Anti-XV, Diagonal, Fog, O/E, Ratio, XV
Solving An Entire Sudoku In Under 60 Seconds!
Solving An Entire Sudoku In Under 60 Seconds!
 00:31:58 32 min
6453 Find the Haters 2024-10-09 Mark Sumanta Mukherjee Killer, Liar, O/E, Renban, Thermo, XV
Find the Trolls
Find the Trolls
 00:30:43 31 min
6369 Rainbow Kropki 2024-09-13 Mark LJC 6x6, Binairo, Difference, Killer, O/E
A Wonderful and Fun Rainbow Sudoku
A Wonderful and Fun Rainbow Sudoku
 00:16:46 17 min
6353 Mad 4 Diagonalz 2024-09-08 Mark Chris Napolitano Anti-Queen, O/E
Crazy Patterns in a Puzzle
Crazy Patterns in a Puzzle
 00:28:09 29 min
6339 Have You Heard? 2024-09-04 Mark rysmyth Arrow, Cipher, Killer, O/E, Quadruple, Sandwich, Thermo
Have you Heard This Before?
Have you Heard This Before?
 00:46:01 47 min
6333 Putting Green 2024-09-02 Mark Brinel Consecutive, German Whispers, O/E, Quadruple, Region Sum Lines, Renban
Putting Sudoku in the Picture
Putting Sudoku in the Picture
 00:43:46 44 min
6315 Fifteen Cages 2024-08-28 Simon James Sinclair Fog, Killer, O/E, Ratio, Unique Sums
A 10/10 Fog Sudoku: Fifteen Cages by James Sinclair
A 10/10 Fog Sudoku: Fifteen Cages by James Sinclair
 00:50:54 51 min
6284 Aquanuradoku 2024-08-18 Simon Mennoo_ Consecutive, Diagonal, Incomplete Clues, O/E, Renban, Thermo
The Fairy Tale Sudoku
The Fairy Tale Sudoku
 01:14:37 75 min
6272 Doctor, My Fever Might Be Odd 2024-08-14 Mark PhysicistFromFunen O/E, Thermo
A Really Odd Fever Dream
A Really Odd Fever Dream
 00:33:28 34 min
6271 Foggy Banren 2024-08-14 Simon Darth Paradox Arrow, Fog, O/E, Renban, S-Cells, XV
The "Fog Of War" Sudoku Paradox
The "Fog Of War" Sudoku Paradox
 01:24:11 85 min
6262 These Aren’t the Circles You’re Looking For 2024-08-11 Simon Jay Dyer Counting Circles, O/E, Shading, Sums
Jay Dyer Is A Genius: The 2nd Stash Of Evidence
Jay Dyer Is A Genius: The 2nd Stash Of Evidence
 01:20:30 81 min
6257 Evenly Odd 2024-08-09 Mark Pixeleon O/E, Sums
Getting Even with the Odds - or something ...
Getting Even with the Odds - or something ...
 00:37:30 38 min
6247 Negator XS 2024-08-06 Mark thoughtbyte Diagonal, Extra Regions, Negators, O/E, X-Sums
Nothing Negative to Say about this Puzzle!
Nothing Negative to Say about this Puzzle!
 00:58:50 59 min
6221 Zebediah Killgrave 2024-07-29 Simon starwarigami Killer, O/E, Zipper Lines
The Purple Man: This is sudoku GENIUS.
The Purple Man: This is sudoku GENIUS.
 01:32:37 93 min
6199 Cornered Parity 2024-07-22 Simon Lulero 6x6, Binairo, Killer, O/E, Thermo
This Sudoku Is "Criminally Underrated"!
This Sudoku Is "Criminally Underrated"!
 00:23:38 24 min
6191 Arrow Cartwheel 2024-07-19 Mark Wypman Arrow, O/E
Learn to Cartwheel Today
Learn to Cartwheel Today
 00:24:45 25 min
6148 Lots of Lavender 2024-07-06 Simon gdc Count, Fog, O/E, Zipper Lines
The Most Amazing Sudoku Cell We've Ever Uncovered
The Most Amazing Sudoku Cell We've Ever Uncovered
 00:37:16 38 min
6139 Doggie Bag 2024-07-03 Mark BraveDenn Dutch Whispers, Extra Regions, German Whispers, O/E
A Beginner's Guide to SET Theory
A Beginner's Guide to SET Theory
 00:19:55 20 min
6138 Copycat Collaboration 2024-07-03 Simon Community Creation, Scojo Count, Extra Regions, Modifier Cells, O/E, Symmetry, Zipper Lines
The MOST Devious Sudoku Trap!
The MOST Devious Sudoku Trap!
 01:22:18 83 min
6116 Nontuple Dutch 2024-06-26 Mark Tomato Pie Arrow, Dutch Whispers, Inequality, O/E, Skyscraper
Try these Orange Bars!
Try these Orange Bars!
 00:33:55 34 min
6113 Simoku 2024-06-25 Mark Catmandoku Dutch Whispers, German Whispers, Killer, O/E, Polarity, Renban, Thermo
Two personalised puzzles!
Two personalised puzzles!
 00:25:38 26 min
6111 Pride Sums 2024-06-25 Simon Toir 6x6, O/E, Sums
A Sudoku Celebration For Pride Month!
A Sudoku Celebration For Pride Month!
 00:31:31 32 min
6086 Rodeo 2024-06-17 Mark Flash Groudon 6x6, Anti-Knight, Arrow, O/E, Thermo
Not our First Rodeo
Not our First Rodeo
 00:13:55 14 min
6085 Millstone 2024-06-17 Simon James Sinclair Arrow, Consecutive, Multiplication, O/E, S-Cells
I Was Challenged To Do This Without A Calculator...!
I Was Challenged To Do This Without A Calculator...!
 01:21:51 82 min
6066 How Bizarre 2024-06-11 Simon Nahileon Multitask Clues, N-Lines, O/E, Renban
A Bizarre Sudoku Discovery
A Bizarre Sudoku Discovery
 01:13:47 74 min
6051 NGN 2024-06-06 Mark Thomas Prestopnik 4x4, Kropki, Mean Mini, O/E, Thermo
No Goodliffing Allowed ... Yeah, Whatever
No Goodliffing Allowed ... Yeah, Whatever
 00:12:37 13 min
6034 Killer Pool 2024-06-01 Mark Brinel Extra Regions, Killer, O/E
Not as Easy as I Thought
Not as Easy as I Thought
 00:29:14 30 min
6031 Where Does It All End? 2024-05-31 Mark Andy Petersen Anti-Renban, Between Lines, Entropic Lines, Fog, German Whispers, Modular Lines, Multitask Clues, N-Lines, O/E, Region Sum Lines, Renban, Same Difference Lines
Where Does it All End Anyway?
Where Does it All End Anyway?
 01:32:33 93 min
6011 Diagonal Snakes 2024-05-25 Mark MonkeyApprentice Diagonal, Kropki, O/E, Pathway, Polarity, XV
Mercy Snakes Alive!
Mercy Snakes Alive!
 00:22:24 23 min
6001 Two Apart Sudoku 2024-05-22 Mark debabrata Difference, O/E
Surely a Sudoku Needs More Given Digits than This?
Surely a Sudoku Needs More Given Digits than This?
 00:19:35 20 min
5975 Tenet 2024-05-14 Mark Jazzora Consecutive, Diagonal, Extra Regions, O/E, Ratio, XV
Some Super Smashing Symmetry!
Some Super Smashing Symmetry!
 00:29:53 30 min
5955 Pseudo Cluedo 2024-05-08 Mark Marty Sears Anti-Renban, Digit Restriction, German Whispers, Killer, Modifier Cells, O/E, Palindrome, Pathway, Region Sum Lines, Slow Thermo, XV, Zipper Lines
Use Cluedoku Skills to Find the Killer!
Use Cluedoku Skills to Find the Killer!
 00:52:42 53 min
5948 Quadrilateral 2024-05-06 Simon James Sinclair Anti-Renban, Entropic Lines, O/E, Renban, Thermo, XV
"If You Can't Spot The Trick, You'll Be Stuck Forever!"
"If You Can't Spot The Trick, You'll Be Stuck Forever!"
 01:04:24 65 min
5945 Corners and Sum Lines 2024-05-05 Simon Jolly Rogers O/E, Region Building, Region Sum Lines, Sums
Amazing New Rules = Amazing New Puzzle
Amazing New Rules = Amazing New Puzzle
 01:03:26 64 min
5943 Parity Loop 2024-05-04 Mark Lithium-Ion Counting Circles, Killer, Loop, O/E, Thermo
I Don't Think this Loop is Loopy at all!
I Don't Think this Loop is Loopy at all!
 00:25:02 26 min
5896 Polychrome 2024-04-19 Mark StartUp Fog, Killer, Kropki, O/E
We were Promised some Colour!
We were Promised some Colour!
 00:31:58 32 min
5882 Joust Odd 2024-04-15 Mark Pulsar Anti-Knight, Killer, O/E, Unknown Values
This Joust Seems Odd!
This Joust Seems Odd!
 00:48:06 49 min
5858 The Corners Are Even - Zipper Lines 2024-04-08 Simon Mr.Menace O/E, Zipper Lines
The Corners Are Even: A Sudoku Masterpiece
The Corners Are Even: A Sudoku Masterpiece
 00:55:39 56 min
5845 Polar Foil 2024-04-04 Simon James Sinclair Ambiguous Clues, Anti-Renban, Chess, Deconstruction, Liar, Loop, O/E, Region Sum Lines, Renban, Thermo
Why Are We Doing A Puzzle With a 2% Approval Rating?!
Why Are We Doing A Puzzle With a 2% Approval Rating?!
 00:52:35 53 min
5839 Giant's Deep 2024-04-02 Mark 99% Sneaky Arrow, Killer, Kropki, O/E, Thermo
Too Much Information in Giant's Deep?
Too Much Information in Giant's Deep?
 00:36:59 37 min
5833 CottonTail 2024-03-31 Mark James Peter German Whispers, O/E, Projected Sums, Renban
The Quizzical Easter Bunny
The Quizzical Easter Bunny
 01:06:00 66 min
5820 Parity Pairs 2024-03-27 Mark Amin Khalek Consecutive, O/E, Sweeper, Thermo
An Almighty Struggle with a Sudoku Puzzle Begins ...
An Almighty Struggle with a Sudoku Puzzle Begins ...
 01:25:41 86 min
5815 Solver, There’s a Fly on My Sudoku! 2024-03-26 Simon IcyFruit Kropki, O/E, Pathway
Phistomefel Told Us To Do This!
Phistomefel Told Us To Do This!
 00:57:42 58 min
5796 Seventy 2024-03-20 Simon James Sinclair Arrow, Diagonal, Little Killer, O/E
Two Diagonals Sum To 70. What Magic Is This?
Two Diagonals Sum To 70. What Magic Is This?
 01:00:17 61 min
5788 Feeling Lucky 2024-03-17 Mark Glitch Horse, Scaly Griffon German Whispers, O/E, Thermo
Harnessing the Luck of the Irish
Harnessing the Luck of the Irish
 00:34:11 35 min
5759 Even-Tempered 2024-03-08 Mark Digital Flaw Binairo, O/E, Thermo
Maintaining Equilibrium while solving Sudoku
Maintaining Equilibrium while solving Sudoku
 00:32:10 33 min
5712 Yin Yang Counting Circles 2024-02-23 Simon Dag H Consecutive, Counting Circles, O/E, Yin-Yang
An Opportunity To Use Sudoku Secrets
An Opportunity To Use Sudoku Secrets
 00:38:39 39 min
5703 Tic Tac Todd 2024-02-20 Mark Josebastian8 Diagonal, Little Killer, O/E
You Mean "Noughts and Crosses" IS "Tic-Tac-Toe"?
You Mean "Noughts and Crosses" IS "Tic-Tac-Toe"?
 00:35:01 36 min
5697 XV Binairo 2024-02-18 Mark Panthera Binairo, O/E, Thermo, XV
One of the Strangest Colouring Puzzles You'll See
One of the Strangest Colouring Puzzles You'll See
 00:28:54 29 min
5687 Numbers in Cages in Regions in a 6x6 2024-02-15 Mark PeterJoe 6x6, O/E, Region Building, Unknown Values
How can Cages, Regions and Boxes all be Different?
How can Cages, Regions and Boxes all be Different?
 00:51:48 52 min
5670 159 Miracle 2024-02-10 Simon James Sinclair 159, Anti-Knight, O/E
The Return Of The Miracle Sudoku
The Return Of The Miracle Sudoku
 00:31:06 32 min
5667 Parity Snakes 2024-02-09 Simon Malcolm Coleman Consecutive, Count, O/E, Pathway
This Sudoku Is 100% Rated AND Isn't THAT Hard!!
This Sudoku Is 100% Rated AND Isn't THAT Hard!!
 00:42:53 43 min
5653 Cosmic Balance 2024-02-05 Simon Nurator Fog, Killer, Kropki, O/E, Quadruple, Spiral Galaxies
This Fog-Of-War Sudoku Is Absolutely Stellar!
This Fog-Of-War Sudoku Is Absolutely Stellar!
 01:05:57 66 min
5647 Catch the Zippersnake 2024-02-03 Simon Dorlir, Marty Sears German Whispers, Kropki, O/E, Pathway, XV, Zipper Lines
When Sudoku Becomes Poetry...
When Sudoku Becomes Poetry...
 01:27:53 88 min
5625 Every Three and Every Two 2024-01-27 Mark Bert Count, Fibonacci, O/E
The Puzzle that Keeps Three out of the Corner
The Puzzle that Keeps Three out of the Corner
 00:26:32 27 min
5601 Pentominophibian 2024-01-20 Mark Lil Gunga Jr Ambiguous Clues, Dutch Whispers, Kropki, O/E, Palindrome, Pathway, Polyominoes, Renban, Sweeper
Great Snakes Alive!
Great Snakes Alive!
 00:58:09 59 min
5597 Broken Secrets 2024-01-20 Simon TotallyNormalCat Incomplete Clues, Killer, O/E, Thermo
This Cat Is NOT "Totally Normal"!!
This Cat Is NOT "Totally Normal"!!
 01:37:57 98 min
5587 SET PIECE 2024-01-17 Simon Wisteria Fall Arrow, Consecutive, Irregular, O/E, Repeat Digits
The Most Beautiful Sudoku In The World
The Most Beautiful Sudoku In The World
 01:53:35 114 min
5584 Odd Nebular 2024-01-16 Simon Nurator Fog, Killer, O/E, Spiral Galaxies, XV
Which Is The Best Cell In This Sudoku?
Which Is The Best Cell In This Sudoku?
 00:32:18 33 min
5539 Smoggy Knight 2024-01-02 Simon PotatoHead21 Anti-Knight, Fog, Killer, Kropki, O/E, Sums, XV
The Phistomefel Ring Sums To 109
The Phistomefel Ring Sums To 109
 01:03:39 64 min
5507 Spot the Difference 2023-12-23 Simon Marty Sears O/E, Pathway, Ratio, Same Difference Lines
The Ultimate "Spot The Difference" Puzzle
The Ultimate "Spot The Difference" Puzzle
 01:26:14 87 min
5499 Parity Islands 2023-12-21 Simon yttrio Count, O/E
Simple To Grasp & Beautiful To Solve
Simple To Grasp & Beautiful To Solve
 00:39:26 40 min
5491 First Group 2023-12-18 Mark Pixeleon O/E, Sums
A Clever and Easy to Understand Puzzle Type
A Clever and Easy to Understand Puzzle Type
 00:28:17 29 min
5490 Castle Keep 2023-12-18 Simon ZegreS Consecutive, O/E, Region Sum Lines
A Sudoku And A Thank You
A Sudoku And A Thank You
 00:40:39 41 min
5487 Trick Play 2023-12-17 Simon ViKingPrime Arrow, Counting Circles, Kropki, Liar, O/E, XV, Zipper Lines
Two Truths And A LOT Of Lies!
Two Truths And A LOT Of Lies!
 00:57:13 58 min
5471 Bridging the Mines 2023-12-13 Simon Florian Wortmann Count, Kropki, O/E, Sweeper, Yin-Yang
Why Does He Need A Camera To Solve The Sudoku?!
Why Does He Need A Camera To Solve The Sudoku?!
 01:04:33 65 min
5444 Leehwnip 2023-12-05 Simon Miky Anti-Renban, O/E
If You Make A Sudoku Mistake, How Can You Fix It?
If You Make A Sudoku Mistake, How Can You Fix It?
 01:01:45 62 min
5439 Low Tide 2023-12-03 Mark Schwupel German Whispers, O/E, Polarity
Unbelievably Confusing from Beginning to End
Unbelievably Confusing from Beginning to End
 01:03:35 64 min
5427 Slalom mit Ablenkung 2023-11-30 Simon SandraNala Arrow, Dutch Whispers, Fog, German Whispers, Killer, Kropki, Liar, O/E, Quadruple, Slow Thermo
The Fogn In This Sudoku Is Wrogn!!!
The Fogn In This Sudoku Is Wrogn!!!
 00:49:09 50 min
5414 Bag of Tricks 2023-11-26 Simon James Sinclair Arrow, Diagonal, Killer, O/E, Renban
Do You Know All These Sudoku Tricks?
Do You Know All These Sudoku Tricks?
 00:48:11 49 min
5411 Limiting Factors 2023-11-25 Simon Scruffamudda Multiplication, Non-Consecutive, O/E
Do you remember The Miracle Sudoku? Then try this!
Do you remember The Miracle Sudoku? Then try this!
 00:46:53 47 min
5404 Nine Rooms 2023-11-23 Simon zetamath O/E, Sums
These are new sudoku rules. And I LIKE them!
These are new sudoku rules. And I LIKE them!
 00:48:46 49 min
5373 Unique Sums 2023-11-16 Mark SamuPiano O/E, Unique Sums
A Very Unique Puzzle
A Very Unique Puzzle
 00:33:31 34 min
5331 Mods, Quads & Odds 2023-11-06 Simon Marty Sears, ThePedallingPianist Counting Circles, O/E, Quadruple, Same Difference Lines
These Sudoku Rules Made Us Laugh
These Sudoku Rules Made Us Laugh
 01:11:43 72 min
5295 Shining Loop 2023-10-28 Simon ElChiglia Killer, Moon-or-Sun, O/E
The Shining Loop Sudoku
The Shining Loop Sudoku
 00:59:59 60 min
5277 Deep Space 9x9 2023-10-24 Mark Haley Prochilo Incomplete Clues, O/E, Renban, Thermo
Sudoku goes into Deep Space
Sudoku goes into Deep Space
 00:24:45 25 min
5259 Forgiven 2023-10-20 Mark James Sinclair Diagonal, O/E, Region Sum Lines
How to get Forgiven by a Top Constructor
How to get Forgiven by a Top Constructor
 00:32:45 33 min
5251 Call My Bluff 2023-10-18 Simon Tallcat Between Lines, German Whispers, Kropki, Liar, O/E, Renban, Sandwich, XV
33% Of Everything Is WROGN
33% Of Everything Is WROGN
 01:30:44 91 min
5233 HI REN 2023-10-13 Mark ZegreS Ambiguous Clues, Arrow, German Whispers, Kropki, O/E
The Sick Boi, in Sudoku Form
The Sick Boi, in Sudoku Form
 00:29:14 30 min
5216 Phials 2023-10-10 Simon Groktilian Diagonal, Killer, O/E, Thermo
When Even Digits Float On Odd Digits....
When Even Digits Float On Odd Digits....
 00:54:23 55 min
5186 Trophy Case 2023-10-02 Mark ifletchr German Whispers, Killer, O/E, Ratio, Renban, Thermo
The Ryder Cup of Sudoku
The Ryder Cup of Sudoku
 00:29:06 30 min
5086 Parity Loop #1 2023-09-08 Simon Paletron Loop, O/E, Sweeper, XV
The 99%-rated Parity Loop Sudoku
The 99%-rated Parity Loop Sudoku
 01:01:20 62 min
5083 Momentary Bliss 2023-09-07 Mark Bill Murphy Killer, O/E
Gas at the Ready
Gas at the Ready
 00:36:28 37 min
5066 Collider 2023-09-03 Simon James Sinclair Diagonal, Killer, O/E, Quadruple, Ratio
The Hadron Sudoku Collider
The Hadron Sudoku Collider
 00:40:59 41 min
5064 Only Even… or Even Only Odd? 2023-09-02 Mark sujoyku Killer, Little Killer, O/E
Putting Joy into Sudoku
Putting Joy into Sudoku
 00:33:33 34 min
5053 Missing Information 2023-08-31 Mark GemmaOane Arrow, Killer, O/E
No Misinformation in this Sudoku
No Misinformation in this Sudoku
 00:21:19 22 min
5052 Parity Paradox 2023-08-31 Simon Marty Sears O/E, Sums
Sudoku, Gauss & Parity
Sudoku, Gauss & Parity
 00:44:52 45 min
5044 The Song of the Serpent and the Wanderer 2023-08-28 Mark damasosos92 Chaos Construction, Count, Knight's Move, O/E, Pathway, Sums
Sudoku: Singing the Serpent's Song
Sudoku: Singing the Serpent's Song
 01:18:14 79 min
5040 First Seen Odd/Even Sudoku 2023-08-27 Mark Clover First Seen, O/E
GAS: The Agent of Hubris
GAS: The Agent of Hubris
 00:36:20 37 min
5035 The Odd Road to 200 2023-08-27 Simon Nordy Multiplication, O/E, Pathway, Sums
The Miracle Road To 200 - Another Amazing Sudoku
The Miracle Road To 200 - Another Amazing Sudoku
 00:42:04 43 min
5023 A Little Nudge 2023-08-23 Mark RushBee O/E, Thermo
When a Solver Becomes a Setter
When a Solver Becomes a Setter
 00:29:39 30 min

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