ctc-catalogue: not_gas_puzzles: 125 rows where Constraints contains "Sandwich" and Solver contains "Mark" sorted by Id descending

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

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

125 rows where Constraints contains "Sandwich" and Solver contains "Mark" sorted by Id descending

descending

Id ▲	Puzzle Title	Date	Solver	Setter	Constraints	Video	Video Length	Video Length (Minutes)
7858	Fog of War Rectangle	2025-11-22	Mark	Chip Sounder	Fog, German Whispers, Killer, Ratio, Renban, Sandwich	You Can Make an Approach in this Fog ...	00:27:58	28 min
7759	Sudoku Attempt #2	2025-10-25	Mark	Sarah T	Killer, Kropki, Sandwich, XV	Newbie Sudoku	00:18:09	19 min
7739	Another Mathematical Phenomenon	2025-10-19	Mark	Xenonetix	Kropki, Multitask Clues, Sandwich	Phenomenal Sandwich Sudoku!	00:44:55	45 min
7723	Matryoshka Snova	2025-10-14	Mark	Timotab	Sandwich, Sums	Double Sandwich Sudoku	00:47:17	48 min
7699	That Boy Ain't Right	2025-10-07	Mark	Scott Williams	Anti-Knight, Renban, Sandwich	Lessons in Knight's Move Sudoku	00:54:37	55 min
7580	Ramify	2025-09-05	Mark	dumediat	Killer, Sandwich	The Constructor who never Disappoints	00:34:38	35 min
7445	High Five	2025-07-27	Mark	Axel Abrahamsson	Digit Restriction, Sandwich	High Fives All Round if you can Solve This!	01:22:08	83 min
7343	Twisties	2025-06-27	Mark	BremSter	Renban, Sandwich	A Fantastic Ruleset Combination	00:46:53	47 min
7296	Friday the 13th (1980-2025)	2025-06-13	Mark	Jodawo	Killer, Sandwich	Friday 13th - Not Always Terrifying!	00:23:10	24 min
7230	Rainbow Sandwich	2025-05-24	Mark	Myxo	Extra Regions, Sandwich	What a Colourful Mouthful!	00:46:45	47 min
7026	Jam Packed Thick Crust Club Sandwich	2025-03-30	Mark	Shintaro Fushida-Hardy	Difference, Sandwich	The Club Sandwich Miracle Sudoku!	00:44:53	45 min
6953	Sandwich Additives	2025-03-07	Mark	DiMono	Ambiguous Clues, Sandwich, X-Sums	You Have to Find your own Sandwiches!	00:51:11	52 min
6902	Kropki Arrow Sandwich	2025-02-20	Mark	RockyRoer	Difference, Multitask Clues, Ratio, Sandwich	Math like you've Never Tried Before	00:52:13	53 min
6752	Sum Odd Sandwiches (SOS)	2025-01-05	Mark	Jodawo	Fog, Multitask Clues, O/E, Sandwich, X-Sums	SOS - Help me Solve my Sudoku	00:24:24	25 min
6720	Hidden Sandwiches	2024-12-26	Mark	Alaric Taqi A.	Count, Fog, Sandwich	Secret Santa Strikes!	00:36:44	37 min
6670	Squeeze Play	2024-12-11	Mark	Darth Paradox	Double Arrow, German Whispers, Non-Repeat, Sandwich	Playing the Field, in Sudoku	00:24:58	25 min
6504	PB and Chip	2024-10-24	Mark	Chip Sounder	6x6, Little Killer, Sandwich	A Really Approachable 6x6 sudoku	00:13:13	14 min
6477	Seicentomila	2024-10-16	Mark	Florian Wortmann	Killer, N-Lines, Sandwich	600,000 Subscribers - How is it possible?	00:38:37	39 min
6437	Nightcap	2024-10-04	Mark	Cristopher Moore	6x6, Little Killer, Multitask Clues, Sandwich, X-Sums	This is a Minor Miracle	00:10:31	11 min
6430	Psst, I’m in the Loop	2024-10-02	Mark	Calvinball	Loop, Sandwich	Use the Sudoku Secret Wisely!	00:50:30	51 min
6426	Medieval Buffet	2024-10-01	Mark	MantaRay	Arrow, Killer, Sandwich, Unique Sums, Yin-Yang	This New Constructor is out to Get me!	01:41:27	102 min
6347	13	2024-09-06	Mark	Sudoku Noob	Diagonal, Killer, Sandwich, XV	When is a Noob an Experienced Expert?	00:32:16	33 min
6339	Have You Heard?	2024-09-04	Mark	rysmyth	Arrow, Cipher, Killer, O/E, Quadruple, Sandwich, Thermo	Have you Heard This Before?	00:46:01	47 min
6266	Would You Like That Toasted?	2024-08-12	Mark	Justin Vitanza	Incomplete Clues, Sandwich, Thermo	How do you like your Sudoku?	00:45:53	46 min
6203	Little Killer Sandwiches	2024-07-23	Mark	jreg	Anti-King, Little Killer, Multitask Clues, Sandwich	A Brilliant Combination of Rules	00:56:48	57 min
6080	Star-Crossed Sandwiches	2024-06-15	Mark	Darth Paradox	10x10, Ambiguous Clues, Anti-Knight, Digit Restriction, Irregular, Sandwich, X-Sums	Star Wars Sandwiches	01:30:43	91 min
6055	Double Arrow Melt	2024-06-07	Mark	Black_Doom	Arrow, Doublers, Sandwich	Double, Double, Toil and Trouble!	01:00:15	61 min
6044	4 Irregular Sandwiches	2024-06-04	Mark	Tyson Price	Dutch Whispers, Irregular, Sandwich	Finally ... it's Tyson!	00:25:40	26 min
5641	The Crustler Building	2024-02-01	Mark	Scojo	Arrow, Incomplete Clues, Multitask Clues, Sandwich, Skyscraper, Thermo	Crushing the Crusts in Sudoku	00:28:59	29 min
5579	Renbanku V2	2024-01-14	Mark	SuDaveKu	Renban, Sandwich, Thermo	Learning Something New about Variant Sudoku	00:47:41	48 min
5543	Triple Threat	2024-01-03	Mark	James Kopp	Little Killer, Look-and-Say, Multitask Clues, Sandwich, XV	Clues that perform THREE Functions - Amazing!	00:57:58	58 min
5468	Taco Sudoku	2023-12-12	Mark	DiMono	Sandwich	Sudoku Channel does Taco Tuesday	00:33:20	34 min
5428	Unique Arrow Sandwiches	2023-11-30	Mark	Tulrak	Arrow, Fog, Sandwich, Unique Sums, XV	The Fog in this Sudoku is Fair - But Tricky!	00:55:50	56 min
4967	Star Battle Sandwich Sudoku	2023-08-09	Mark	Panthera	Anti-Knight, Sandwich, Star Battle	Star Battles are Improved by Sandwiches!	00:30:14	31 min
4725	Big Mac	2023-06-10	Mark	Adem Jaziri	Killer, Sandwich, Unknown Values	What Happens when you get a Double Sandwich Sudoku?	01:00:22	61 min
4708	Sandwich Counts	2023-06-06	Mark	RockyRoer	Count, Sandwich	Count your Sandwiches Carefully	00:42:04	43 min
4705	Privy	2023-06-05	Mark	dumediat	German Whispers, Renban, Sandwich	Try this Fantastic Privy Here!	00:58:28	59 min
4631	Everything Is Rihgt	2023-05-18	Mark, Simon	DiMono	Doppelganger, Fortress, Killer, Liar, Little Killer, Palindrome, Quadruple, Sandwich, Skyscraper, Thermo, X-Sums, XV	Simon & Mark Solve Sudoku Together!	01:14:30	75 min
4464	Ninja Palindromes	2023-04-06	Mark	Testarossa	Incomplete Clues, Palindrome, Sandwich	First Find Your Palindromes ...	00:44:02	45 min
4445	Confined Sandwich Chaos	2023-04-01	Mark	PrimeWeasel	Chaos Construction, Sandwich, Sweeper	Chaos All Over the Place	01:22:06	83 min
4196	40 or 40?	2023-01-30	Mark	dumediat	Ambiguous Clues, Kropki, Sandwich, X-Sums	Doomed to Turn 40?	00:23:03	24 min
4166	Samurai Sandwiches	2023-01-23	Mark	Math Pesto	Gattai, Sandwich	Sandwiches for a Birthday?	00:58:12	59 min
3899	Sloopoku	2022-11-17	Mark	Martin Bråten	Loop, Sandwich	Watching Sudoku on a Loop	00:37:12	38 min
3844	Pinwheel	2022-11-02	Mark	Paradox	Arrow, Between Lines, Diagonal, Killer, Kropki, Little Killer, Sandwich	A Paradoxical Puzzle	00:21:32	22 min
3709	Killer Convergence	2022-09-30	Mark	Riffclown	Little Killer, Sandwich	The Clown Prince of Duality	00:39:02	40 min
3668	5 Pluses	2022-09-20	Mark	Udo Spemyn	Anti-King, Arrow, Extra Regions, O/E, Parity, Ratio, Sandwich	The Most Positive of Puzzles	00:35:47	36 min
3650	Arsenic on Rye	2022-09-16	Mark	BremSter, randall	Killer, Sandwich	A Dangerous Deli Order	00:27:53	28 min
3484	Hot Sandwich	2022-08-05	Mark	Mountainfarmer	Anti-Knight, Extra Regions, Killer, Sandwich, Thermo	Grabbing a Bite of Sudoku	00:44:28	45 min
3470	Same but Different	2022-08-02	Mark	Marvin Kannhauser	Ambiguous Clues, Little Killer, Sandwich, X-Sums	Its the Same ... But Different	00:44:12	45 min
3442	3's in the Corners	2022-07-26	Mark	JC	Arrow, Killer, Kropki, Little Killer, O/E, Sandwich, Thermo, XV	That Really is 3 in the Corner	00:17:32	18 min
3290	This Is Sparta	2022-06-21	Mark	Chefofdeath	Killer, O/E, Sandwich, Thermo	No, I am Spartacus	00:15:56	16 min
3244	Red & Blue	2022-06-10	Mark	Ben Needham	Indexing, Sandwich	Rows are Red, Columns are Blue ...	00:27:30	28 min
3151	Horcrux	2022-05-23	Mark	Lisztes	Renban, Sandwich	Is This the Last Horcrux?	00:49:37	50 min
3087	Floating Sandwich	2022-05-08	Mark	Dying Flutchman	Kropki, Sandwich	The Sandwich that Floats!	00:37:41	38 min
3007	Plaid Sandwich	2022-04-19	Mark	rdndnt	Killer, Sandwich	Return of the Killer Sandwich	00:31:22	32 min
2997	Orbital Sandwiches 3	2022-04-17	Mark	Dusara	Sandwich	Sudoku goes into Orbit	00:47:09	48 min
2882	Attack of the Killer Sandwich	2022-03-19	Mark	Oddlyeven	Kropki, Little Killer, Sandwich	Attack of the Killer Sandwich	00:38:47	39 min
2552	Smörgåsbord	2021-12-11	Mark	Henk Nicolai	Quadruple, Sandwich	A Sumptuous Feast of Sudoku	00:44:39	45 min
2499	Cracker Sandwich	2021-11-27	Mark	Aron Lidé	Between Lines, Sandwich	The Best Logo in the World - Probably	00:40:30	41 min
2449	Who Killed My Sandwich????	2021-11-12	Mark	Enje	Killer, Sandwich	Introduction to Sandwich Sudoku	00:16:47	17 min
2435	Average Arrow Sandwiches	2021-11-08	Mark	Philipp Blume	Average Arrow, Sandwich	Cheer up, Mr Hippo! This is a great puzzle!	00:43:17	44 min
2320	400k Milestone Medley	2021-10-01	Mark	olima	Arrow, Consecutive, German Whispers, Killer, Little Killer, O/E, Renban, Sandwich, Thermo	400k Milestone	00:17:49	18 min
2304	GDS Sudoku	2021-09-26	Mark	Gonçalo Sousa	Killer, Sandwich, Thermo	Sudoku: Great Tips for Standard Types	00:33:55	34 min
2087	Grilled Cheese	2021-07-17	Mark	Jessica Shaham	Sandwich, Thermo	Grilled Cheese	00:29:51	30 min
2077	Thermo Sandwich (<>) Sudoku	2021-07-14	Mark	Can Erturan	Sandwich, Thermo	Time for a Better Picnic	00:37:46	38 min
2075	Knuckle Sandwich	2021-07-13	Mark	Math Pesto	Arrow, Sandwich	An Absolute Knuckle Sandwich of a Puzzle	01:34:27	95 min
1870	Sandwich Ninesweeper	2021-04-18	Mark	Albin Bernhardsson	Sandwich, Sweeper	Find the Sandwich Ingredients!	00:26:03	27 min
1868	SandwichScrapers	2021-04-17	Mark	cfop	Sandwich, Skyscraper	Getting Animated about Sudoku	00:34:31	35 min
1825	Double Inverse Sandwiches	2021-03-27	Mark	Lucy Audrin	Sandwich, Sums	Super Crusty Sandwiches	00:36:25	37 min
1779	CTC Shines in 8K * 1/3M YT Subs	2021-03-06	Mark	olima	Arrow, Little Killer, Palindrome, Sandwich, Thermo	On your MARK(s): a Speedrun to try and earn a bonus	00:34:31	35 min
1776	Creepy Crawlies Are Scary	2021-03-05	Mark	Phil Preen	Cipher, Sandwich, Set Values	Creepy Crawlies really ARE scary!	01:00:46	61 min
1774	BetSandwichween	2021-03-04	Mark	Levi Kegel	Between Lines, Sandwich	Taking a Gamble on a Puzzle	00:38:25	39 min
1749	Lunch With 5 Odd Friends	2021-02-20	Mark	Andy Petersen	Magic Square, Sandwich, Set Values, Thermo, Toroidal	A Socially Distanced Sudoku	00:23:39	24 min
1721	Don't Fill in the 1s	2021-02-07	Mark	PrimeWeasel	Killer, Sandwich	Don't Fill In the 1s!	00:21:54	22 min
1635	Turtle Sandwich Sudoku: Always 26	2020-12-27	Mark	Øyvind Thorsby	Sandwich, Sums	A Turtly Awesome Puzzle	00:44:31	45 min
1631	The Even More Oddly Satisfying Showdoku	2020-12-25	Mark	Trevor Tao	O/E, Sandwich	CTC: the Blooper Reel	00:36:30	37 min
1613	8x8 Mystery Sandwich	2020-12-17	Mark	Doug Jelen	Ambiguous Clues, Irregular, Sandwich, Thermo	Abnormal Sudoku Rules Apply	00:17:47	18 min
1605	Magic Sandwich Sudoku	2020-12-13	Mark	Caleb Siegel	Magic Square, Sandwich	You Won't Believe This ...	00:21:51	22 min
1576	CTC 300k Subs - Nailed It	2020-11-30	Mark	olima	Sandwich, Thermo	300k Subscribers? Nailed it (nearly)!	00:23:34	24 min
1570	SVS (296) - Flexible Sandwich Sudoku	2020-11-27	Mark	Richard Stolk	Ambiguous Clues, Sandwich	Back Yourself to Solve This	00:26:09	27 min
1547	Build-a-Sandwich Sudoku	2020-11-16	Mark	xoned	Ambiguous Clues, Sandwich	Make Your Own Puzzle	00:21:01	22 min
1514	Inky, Blinky, Tricky & Treaty	2020-10-31	Mark	Nell Gwyn	Killer, Liar, Sandwich, Thermo	Is This Puzzle a Treat ... or a Trick?	00:21:44	22 min
1489	A Knight's Mystery Sandwich	2020-10-19	Mark	Doug Jelen	Ambiguous Clues, Sandwich	What can X and Y be?	00:21:57	22 min
1479	Picnic Sudoku	2020-10-14	Mark	Justin Smart	Sandwich, Thermo	This Puzzle is a Picnic	00:20:45	21 min
1474	Powers of 2 Sudoku	2020-10-12	Mark	Sajjad Heydari	Sandwich, Sums	The Power of Sudoku	00:19:43	20 min
1443	Mystery Sandwich Sudoku	2020-09-27	Mark	Doug Jelen	Ambiguous Clues, Diagonal, Sandwich	Please Find My Sandwiches	00:27:03	28 min
1435	Swiss Flag Sudoku	2020-09-23	Mark	Rhys Minchin	Ambiguous Clues, Cipher, Killer, Sandwich, Sums	Fun With Flags, Sudoku Style	00:42:18	43 min
1433	Food Fight Sudoku	2020-09-22	Mark	shye	Ambiguous Clues, Battlefield, Sandwich	Food Fight!	00:37:24	38 min
1428	Knight Sandwich Sudoku	2020-09-20	Mark	Danny Demeersseman	Anti-Knight, Sandwich	A Satisfying Mash-Up	00:23:17	24 min
1413	Multiple Role Sudoku	2020-09-13	Mark	Daniel Galao Birkmann	Anti-Knight, Sandwich, Skyscraper, Thermo, X-Sums	Multiple Role Sudoku	00:39:15	40 min
1398	The Elephant	2020-09-07	Mark	Doug Jelen	Anti-Knight, Killer, Omitted Clues, Sandwich	The Elephant	00:17:56	18 min
1389	Sudoku #1389	2020-09-03	Mark	James Marjamaa	Primes, Sandwich	A sudoku with only '1' given!	00:27:45	28 min
1375	Geburtstags-Mix Sudoku / Happy Birthday glum_hippo	2020-08-27	Mark	Christoph Seeliger	Killer, Little Killer, Parity Party, Sandwich, X-Factor	Age is a Mystery	00:39:32	40 min
1373	Prime Locations Sudoku	2020-08-26	Mark	Simon Ferré	Primes, Sandwich	Prime Locations	00:21:18	22 min
1367	Oddly Satisfying Sandwich Showdoku	2020-08-23	Mark	Trevor Tao	Sandwich	Oddly Satisfying Sudoku!	00:23:09	24 min
1365	Fancy Sandwiches	2020-08-22	Mark	Lucy Audrin	Sandwich	Wielding the Power of the Mind	00:16:12	17 min
1353	Killer Sandwich Sudoku	2020-08-16	Mark	Michael Baker	Killer, Sandwich	A Very Approachable Sudoku	00:16:12	17 min
1347	Hidden X-Sums & Sandwiches	2020-08-13	Mark	Kaleb Fowler	Ambiguous Clues, Sandwich, X-Sums	X-Sums or Sandwich?	00:22:53	23 min
1344	Crypto Thermo Sandwich Sudoku	2020-08-12	Mark	Kyle Chandler	Cipher, Sandwich, Thermo	Triple Threat	00:34:32	35 min
1334	Tumbleweed Sudoku	2020-08-07	Mark	Simon Ferré	Little Killer, O/E, Sandwich, Set Values, Sums	Tumbleweed Sudoku	00:31:23	32 min