🔢 Sudoku Puzzles (Minus GAS ⛽️)

Sudoku puzzle-solving videos from CTC (excluding GAS puzzles).

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

94 rows where Constraints contains "Diagonal" and Solver contains "Mark" sorted by Id descending

Solver 1

  • Mark · 94 ✖

Setter 79

Constraints 47

Id ▲ Puzzle Title Date Solver Setter Constraints Video Video Length Video Length (Minutes)
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
6488 Orbit 2024-10-19 Mark Gerhard1963 Diagonal, Kropki, Whispers
A Puzzle with a Comical Ruleset
A Puzzle with a Comical Ruleset
 00:18:16 19 min
6398 Equilibrium 2024-09-22 Mark SneakySteve Diagonal, Inequality
Can YOU Balance this Sudoku?
Can YOU Balance this Sudoku?
 00:43:06 44 min
6392 Major Diagonals Speed Run 2024-09-20 Mark Will Power Diagonal, Kropki
The Sudoku Speedrun Challenge
The Sudoku Speedrun Challenge
 00:19:04 20 min
6347 13 2024-09-06 Mark Sudoku Noob Diagonal, Killer, Sandwich, XV
When is a Noob an Experienced Expert?
When is a Noob an Experienced Expert?
 00:32:16 33 min
6279 Parallel Interference 2024-08-16 Mark Legor455 Diagonal, Killer, Little Killer
What are Degrees of Freedom? Why do they Matter in Sudoku?
What are Degrees of Freedom? Why do they Matter in Sudoku?
 00:25:33 26 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
6127 Projected Differences 2024-06-29 Mark ThePedallingPianist Diagonal, Difference
There are Different Differences Everywhere
There are Different Differences Everywhere
 00:34:52 35 min
6089 That’s All the X’s 2024-06-18 Mark rockratzero Diagonal, Killer, Renban, XV
Save all your Kisses for me ... Maybe
Save all your Kisses for me ... Maybe
 00:28:51 29 min
6014 Mountain and Valley 2024-05-26 Mark Aad van de Wetering Diagonal, Min/Max
The Highs and Lows of Sudoku Solving
The Highs and Lows of Sudoku Solving
 00:54:11 55 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
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
5936 La PrimeAvera 2024-05-02 Mark Kothornos Diagonal, Killer, Little Killer, Primes, Ratio
Springtime for Sudoku
Springtime for Sudoku
 00:42:56 43 min
5865 Attack of the Clones 2024-04-10 Mark Olof Helleblad Johnson Clone, Diagonal, XV
Here Come the Clones!
Here Come the Clones!
 00:29:00 29 min
5853 Caged by a Secret Killer 2024-04-06 Mark PhoenixAki Consecutive, Diagonal, German Whispers, Incomplete Clues, Inequality, Killer
Caging the Secret Killer
Caging the Secret Killer
 00:22:55 23 min
5807 A Puzzle in Two Parts 2024-03-23 Mark Julien Smith-Roberge Diagonal, Killer
Just a Harmless Killer?
Just a Harmless Killer?
 00:39:49 40 min
5785 March of the Palindromes 2024-03-16 Mark Eric Rathbun Diagonal, Little Killer, Palindrome, Ratio
The Palindromes are on the March!
The Palindromes are on the March!
 00:45:33 46 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
5505 Ménage à Trois 2023-12-22 Mark Die Hard Diagonal, Killer, N-Lines, Unique Sums
Die Hard - We Ask: Is it a Christmas Movie?
Die Hard - We Ask: Is it a Christmas Movie?
 00:39:59 40 min
5488 Drawers and Pearls 2023-12-17 Mark Mile Lemaić Diagonal, Thermo
There's Almost Nothing in this Grid!
There's Almost Nothing in this Grid!
 00:45:57 46 min
5482 Mut zur Lücke! 2023-12-15 Mark Wuschel Diagonal, Inequality, Killer
Where was Mark when the Lights Went Out? Very Much in the Dark!
Where was Mark when the Lights Went Out? Very Much in the Dark!
 01:59:39 120 min
5456 From Pillar to Post 2023-12-08 Mark Mr.Menace Diagonal, Killer
Simon solved this trick yesterday. Now Mark tries the same one
Simon solved this trick yesterday. Now Mark tries the same one
 01:04:49 65 min
5418 Point of View 2023-11-27 Mark Nordy Diagonal, Kropki, Region Sum Lines
Another Sudoku Discovery
Another Sudoku Discovery
 00:30:31 31 min
5405 Fibonacci 2023-11-23 Mark Jobo Diagonal, Kropki
Happy Fibonacci Day
Happy Fibonacci Day
 00:24:30 25 min
5388 Intens Knights 2023-11-19 Mark Vesafary Anti-XV, Arrow, Diagonal, Knight's Move, Thermo
Too Intense a Puzzle?
Too Intense a Puzzle?
 00:42:44 43 min
5366 The Merry-Go-Round 2023-11-14 Mark Eric Rathbun Consecutive, Diagonal, Killer, Palindrome
We Merrily Go Round Again!
We Merrily Go Round Again!
 00:30:47 31 min
5332 Ancient Altar 2023-11-06 Mark Myxo Diagonal, Entropic Lines, Kropki
On the Altar of Sudoku
On the Altar of Sudoku
 00:54:24 55 min
5320 Säntis 2023-11-03 Mark Florian Wortmann, ICHTUES Diagonal, Killer
The Puzzle from the Top of the World
The Puzzle from the Top of the World
 00:55:58 56 min
5299 Minmax Mosaic 2023-10-29 Mark sujoyku Diagonal, Killer, Min/Max
This Way Madness Lies
This Way Madness Lies
 00:59:50 60 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
5192 Barbed Wire 2023-10-04 Mark Jobo Arrow, Diagonal
Watch out for This Brilliant Barbed Wire
Watch out for This Brilliant Barbed Wire
 00:25:03 26 min
5130 789 2023-09-19 Mark Sayori Diagonal, Killer, Quadruple
Think You're in for an Easy Ride? Think Again!
Think You're in for an Easy Ride? Think Again!
 01:10:09 71 min
5114 Brackets 2023-09-15 Mark Kitten Arrow, Diagonal, Ratio
A Terrible Solve of an Excellent Puzzle
A Terrible Solve of an Excellent Puzzle
 00:55:41 56 min
4990 One Hundred Five 2023-08-15 Mark David Clamage 6x6, Diagonal, Little Killer
Only 36 cells ... But Such Agony!
Only 36 cells ... But Such Agony!
 00:49:46 50 min
4826 3Z + X 2023-07-05 Mark Thomas Prestopnik Arrow, Diagonal, Kropki, O/E
The Puzzle that Starts Easy ... and Gets Harder!
The Puzzle that Starts Easy ... and Gets Harder!
 00:43:40 44 min
4761 EXit Strategy 2023-06-19 Mark Riffclown Diagonal, Killer
The Jellyfish Rides to the Rescue!
The Jellyfish Rides to the Rescue!
 00:37:43 38 min
4649 Collapse 2023-05-22 Mark Håkan Holgersson Diagonal
The Puzzle that could Collapse
The Puzzle that could Collapse
 00:25:41 26 min
4626 PreY 2023-05-16 Mark fry Diagonal, Miscellaneous, XV
Solving Sudoku, One Murder at a Time
Solving Sudoku, One Murder at a Time
 00:29:11 30 min
4596 Gilded Cages 2023-05-09 Mark James Kopp Consecutive, Diagonal, Killer
This Cannot POSSIBLY Have Just One Solution! Surely?
This Cannot POSSIBLY Have Just One Solution! Surely?
 00:41:41 42 min
4531 Tic Tac Toe, Three in a Row 2023-04-23 Mark Tingo Between Lines, Diagonal, German Whispers, Kropki, Renban, Thermo, XV
Finding THE Solution to Tic Tac Toe
Finding THE Solution to Tic Tac Toe
 00:34:12 35 min
4505 [\] 2023-04-16 Mark Sotek Diagonal, German Whispers
Punctuation is Important!
Punctuation is Important!
 00:23:27 24 min
4431 Freelancer 2023-03-29 Mark James Bourque Diagonal, Killer, O/E
A Fun Debut Puzzle
A Fun Debut Puzzle
 00:27:13 28 min
4411 Temperature Inversion 2023-03-24 Mark Die Hard Ambiguous Clues, Anti-King, Diagonal, Inequality, O/E, Sums, Thermo
Juggling with Thermometers
Juggling with Thermometers
 00:33:30 34 min
4371 Dutch Diamond 2023-03-14 Mark Bonehead Diagonal, Dutch Whispers, Killer, Renban
A Superb Diamond
A Superb Diamond
 00:25:38 26 min
4133 X-Centric 2023-01-14 Mark Malcolm Coleman, Twototenth Diagonal, Killer
A Magnificent Eccentricity
A Magnificent Eccentricity
 00:34:20 35 min
4087 Diagonal Craziness 2023-01-02 Mark Spackie Anti-Diagonal, Diagonal
The Craziest Diagonals
The Craziest Diagonals
 00:19:17 20 min
4016 Trio of Triples 2022-12-15 Mark Thomas Prestopnik Diagonal, Extra Regions, Killer, Thermo
A Walk in the Woods
A Walk in the Woods
 00:11:43 12 min
3990 Papa, Papa 2022-12-08 Mark DipakR Anti-Knight, Diagonal, Killer
The Approachable Killers
The Approachable Killers
 00:30:37 31 min
3960 Cornerstones 2022-12-01 Mark Jagga Diagonal, Kropki, O/E
The Different Approaches of Simon and Mark
The Different Approaches of Simon and Mark
 00:30:56 31 min
3931 Near-Symmetry 2022-11-24 Mark Thomas Prestopnik Arrow, Diagonal, Killer, Thermo
Symmetry is Charming
Symmetry is Charming
 00:14:40 15 min
3844 Pinwheel 2022-11-02 Mark Paradox Arrow, Between Lines, Diagonal, Killer, Kropki, Little Killer, Sandwich
A Paradoxical Puzzle
A Paradoxical Puzzle
 00:21:32 22 min
3736 Hapsiainen 2022-10-07 Mark Spef Anti-King, Arrow, Diagonal, Quadruple
The Sudoku that Feels Like a Sloppy Hug?
The Sudoku that Feels Like a Sloppy Hug?
 00:35:44 36 min
3682 Kropki on Steroids Sudoku 2022-09-23 Mark MarcinJ Diagonal, Kropki, Region Sum Lines
Sudoku on Steroids
Sudoku on Steroids
 00:27:01 28 min
3671 Entangled 2022-09-21 Mark Yarr Diagonal, Killer, Region Sum Lines
Tangled in a Sudoku Web
Tangled in a Sudoku Web
 00:34:46 35 min
3626 Two Given Digits 2022-09-10 Mark DipakR Arrow, Diagonal, XV
Two Given Digits
Two Given Digits
 00:13:07 14 min
3549 The Ugly Duckling 2022-08-22 Mark staxioms Ambiguous Clues, Consecutive, Diagonal, Killer, Quadruple
See what this Ugly Duckling becomes ...
See what this Ugly Duckling becomes ...
 00:33:43 34 min
3546 Binary Meters 2022-08-21 Mark Tino Khong Diagonal, Sums, Thermo
The Power of Sudoku
The Power of Sudoku
00:14:05 15 min
3527 X Gon' Give It 2 Ya 2022-08-16 Mark DadJokes Diagonal, Killer
How to Look Cool to Your Kids
How to Look Cool to Your Kids
 00:25:00 25 min
3360 Sweet Seventeen 2022-07-07 Mark Ryzen Diagonal, Killer, Kropki, Little Killer
Sweet 17
Sweet 17
 00:30:45 31 min
3348 Tennis Anyone? 2022-07-05 Mark James Kopp Diagonal, O/E, Quadruple
Tennis Anyone?
Tennis Anyone?
 00:45:08 46 min
3221 Some On Some Off 2022-06-06 Mark Joseph Nehme Arrow, Diagonal
The Martial Art of Sudoku
The Martial Art of Sudoku
 00:30:47 31 min
3204 Unknown 2022-06-03 Mark Orvos Arrow, Diagonal
An Eternal Triangle
An Eternal Triangle
 00:18:57 19 min
3081 Spiral Galaxy 2022-05-06 Mark Malcolm Coleman Arrow, Diagonal, Palindrome, Thermo
The Sudoku from Outer Space
The Sudoku from Outer Space
 00:45:56 46 min
2865 Stitches 2022-03-15 Mark Thomas Prestopnik Between Lines, Consecutive, Diagonal, Little Killer, XV
This'll have you in Stitches
This'll have you in Stitches
 00:30:41 31 min
2862 Pi-Crossed 2022-03-14 Mark Joe Moëd Diagonal, German Whispers, Killer, Set Values
As Easy as Pi?
As Easy as Pi?
 00:29:49 30 min
2767 X12 Cages 2022-02-17 Mark Jeremy Butler Diagonal, Killer
Simple Rules - Tough Puzzle!
Simple Rules - Tough Puzzle!
 00:46:00 46 min
2717 Flyghtning Lamp 2022-01-30 Mark olima Diagonal, German Whispers, Kropki, Renban, Thermo
That Lightbulb Moment
That Lightbulb Moment
 00:36:03 37 min
2674 Symmetrio 2022-01-16 Mark epsalon Diagonal, Kropki, Quadruple
Super Symmetry
Super Symmetry
 00:12:19 13 min
2657 Legions of Regions 2022-01-12 Mark PDN Diagonal, Extra Regions, Killer, Kropki
Legions of Regions
Legions of Regions
 00:30:02 31 min
2604 A Part Ridge and a Pair of 3s 2021-12-24 Mark Dittman Rat Diagonal, Fortress, Set Values
A Rat Celebrates Christmas
A Rat Celebrates Christmas
 00:32:21 33 min
2554 Ready SET Go 2021-12-12 Mark Eric Rathbun Arrow, Diagonal, Killer
All SET for Sudoku?
All SET for Sudoku?
 00:44:15 45 min
2550 Beyond the Veil 2021-12-10 Mark XeonRisq Arrow, Diagonal, Irregular, Kropki, O/E
These Really are Awesome Sudoku Ideas!
These Really are Awesome Sudoku Ideas!
 00:38:15 39 min
2548 Whispering the Cracktic 2021-12-09 Mark vidarino Diagonal, German Whispers, Quadruple
CTC Heads Through the Looking Glass
CTC Heads Through the Looking Glass
 00:40:11 41 min
2508 I've Got a Secret / An Open Secret 2021-11-28 Mark Eclectic_Hoosier Arrow, Diagonal, Killer, Kropki
The Sudoku for those who Know a Secret
The Sudoku for those who Know a Secret
 00:39:27 40 min
2405 Ictoansigta 2021-10-29 Mark scor Diagonal, Kropki, O/E
What Happens when the Wheels Fall off
What Happens when the Wheels Fall off
 00:57:54 58 min
2357 A Walk in the Black Forest 2021-10-14 Mark BremSter Diagonal, German Whispers
A Pleasant German Stroll
A Pleasant German Stroll
 00:18:40 19 min
2264 Treasure Map 2021-09-14 Mark BremSter Arrow, Diagonal
Can You Find The Treasure?
Can You Find The Treasure?
 00:35:33 36 min
2162 Uramaki 2021-08-11 Mark Pseudonum Arrow, Diagonal, Killer, O/E
Su(shi)doku!
Su(shi)doku!
 00:19:47 20 min
1907 Self-Taught Killer 2021-05-05 Mark Marvin Kannhauser Diagonal, Palindrome, Sums
A Puzzle with all the Clues Concealed!
A Puzzle with all the Clues Concealed!
 00:31:03 32 min
1891 Pre-bifurcated 2021-04-28 Mark olima Diagonal, Thermo
Bifurcate for your Life!
Bifurcate for your Life!
 00:46:11 47 min
1885 TrioSumDiag 2021-04-25 Mark Aad van de Wetering Ambiguous Clues, Diagonal, Sums, Thermo
A piece from the Dutch master - is it a Masterpiece?
A piece from the Dutch master - is it a Masterpiece?
 00:23:26 24 min
1840 X Marks the Spot 2021-04-03 Mark Tjarco Meijer Diagonal, Killer
X Marks the Spot
X Marks the Spot
 00:27:22 28 min
1836 Hopeful Monster 2021-04-01 Mark Cristopher Moore Diagonal, Killer, Little Killer, Magic Square, Thermo
Mark attempts the same puzzle as Simon!
Mark attempts the same puzzle as Simon!
 00:33:33 34 min
1560 Sudoku #1560 2020-11-22 Mark   Diagonal
Criss Cross Sudoku - Techniques
Criss Cross Sudoku - Techniques
 00:14:11 15 min
1443 Mystery Sandwich Sudoku 2020-09-27 Mark Doug Jelen Ambiguous Clues, Diagonal, Sandwich
Please Find My Sandwiches
Please Find My Sandwiches
 00:27:03 28 min
1441 Anniversary X Sudoku (8/26/17) 2020-09-26 Mark Jodawo Diagonal, Little Killer, Magic Square, Primes, Set Values
Happy Anniversary CTC!
Happy Anniversary CTC!
 00:33:33 34 min
1417 Super Squares Sudoku 2020-09-15 Mark Håkan Holgersson Clone, Diagonal, Sums
Super Squares!
Super Squares!
 00:23:27 24 min
1291 Ramanujan Sudoku 2020-07-18 Mark Thomas Bui Diagonal, Sums, Taxicab
Tribute to Genius: Ramanujan Sudoku
Tribute to Genius: Ramanujan Sudoku
 00:17:12 18 min
1110 Hybrid Sudoku 2020-04-26 Mark Thomas Johnsen Anti-Knight, Diagonal, Sandwich
This Hybrid Puzzle REALLY Tested Us
This Hybrid Puzzle REALLY Tested Us
 00:40:24 41 min
1094 Little Killer "Oddballs" Sudoku 2020-04-20 Mark Thomas Johnsen Ambiguous Clues, Diagonal, Little Killer
Sudoku Oddballs
Sudoku Oddballs
 00:32:08 33 min
1013 75 Sudoku 2020-03-13 Mark Eric Fox Diagonal, Sums
75 Sudoku' for 75,000 subs!
75 Sudoku' for 75,000 subs!
 00:20:41 21 min
977 Sudoku #977 2020-02-12 Mark   Diagonal
A Devious Diagonal Sudoku - The HARD version
A Devious Diagonal Sudoku - The HARD version
 00:26:23 27 min
708 Sudoku #708 2019-06-28 Mark Branko Ćeranić Diagonal
Mark against the Clock Round 1
Mark against the Clock Round 1
 00:14:23 15 min
274 Diagonal Sudoku 2018-04-01 Mark Henning Kalsgaard Poulsen Diagonal
How to Solve a Diagonal Sudoku
How to Solve a Diagonal Sudoku
 00:18:17 19 min

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