ctc-catalogue: not_gas_puzzles: 21 rows where Constraints contains "Region Building" sorted by Id descending

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

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

21 rows where Constraints contains "Region Building" sorted by Id descending

descending

Id ▲	Puzzle Title	Date	Solver	Setter	Constraints	Video	Video Length	Video Length (Minutes)
7764	Patient Zeroes	2025-10-27	Simon	gdc	Consecutive, Pathway, Region Building, Sweeper	Sudoku Stops The Pandemic!!	01:20:15	81 min
7708	Colored Groups	2025-10-10	Simon	Nahileon	Count, Region Building	A Simple Sudoku Innovation	00:58:30	59 min
7500	Abstract Art	2025-08-12	Simon	Marty Sears	8x8, German Whispers, Mean Mini, Nabner, Palindrome, Parity Lines, Ratio, Region Building, Region Sum Lines, Renban, Same Difference Lines	Another Marty Sears' Sudoku Masterpiece!!	01:41:00	101 min
7484	The Buried Clue Walls	2025-08-08	Mark	Patrick Junke	Consecutive, Killer, Polyominoes, Region Building, XV	Find the Walls - Solve the Sudoku	00:42:13	43 min
7399	Killer Cages Dead End	2025-07-14	Mark	Patrick Junke	Consecutive, Killer, Region Building	Don't Get Stuck in a Sudoku Dead End!	00:30:39	31 min
7158	Clashing Chameleons	2025-05-05	Simon	the_cogito	Count, Neighbour Sums, O/E, Region Building	One Of The Hardest Sudokus Ever... Made Easier?!	01:23:36	84 min
7129	The Wolf	2025-04-26	Simon	Fiton	Adjacency, Consecutive, Ratio, Region Building	Can A Sudoku Be Super-Connected?	01:06:26	67 min
7103	Mini Eggs	2025-04-21	Simon	Marty Sears	4x4, Count, Extra Regions, Factors, Region Building	16 Approachable 4x4 Sudokus In One Puzzle (by Marty Sears!!)	01:41:04	102 min
6901	Think Outside the Box	2025-02-20	Simon	Frippe	Arrow, Incomplete Clues, Indexing, Killer, Region Building	Solving The Unsolvable: 9x9 From Just 3x3!	01:38:10	99 min
6641	Assigned Seating	2024-12-03	Simon	ChinStrap	Consecutive, Index Lines, Region Building	Sudoku Man Shares His Secrets	00:48:33	49 min
6501	Unique Islands of Nine	2024-10-23	Mark	Scruffamudda	Count, Non-Repeat, Region Building, Sums	Desert Island Sudoku	00:36:50	37 min
6455	Milestones	2024-10-10	Simon	Marty Sears	Count, Dutch Whispers, Region Building, Sums	The Last 2 Minutes Of This Sudoku Solve Will Astonish You	01:20:34	81 min
6378	The Goldilocks Zone	2024-09-16	Simon	Marty Sears	Extra Regions, Modifier Cells, Region Building, Region Sum Lines	The Goldilocks Zone. Like The Twilight Zone but with more sudoku	01:31:32	92 min
5971	Team Sum Sudoku	2024-05-13	Simon	Phistomefel	Region Building, Sums	Team Phistomefel vs Team Simon	01:31:29	92 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	01:03:26	64 min
5767	River Crossing	2024-03-11	Simon	IcyFruit	Counting Sets, Region Building, Region Sum Lines	This Sudoku Has The Most Terrifying Rating!	02:03:31	124 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?	00:51:48	52 min
5549	Flurry	2024-01-05	Simon	Marty Sears	8x8, Consecutive, Counting Sets, Region Building	This Puzzle Will Make You Fall In Love With Sudoku (Again!)	00:28:37	29 min
5542	Icon	2024-01-03	Simon	IcyFruit	Between Lines, Multitask Clues, Region Building	A New & Wonderful Sudoku Ruleset	00:56:36	57 min
5516	The 12 Regions of Christmas	2023-12-26	Simon	IcyFruit	Count, Region Building, Sums	The 12 Regions Of Christmas: A Candidate For Puzzle Of The Year	01:34:57	95 min
5408	String Quartet	2023-11-24	Simon	IcyFruit	Ambiguous Clues, German Whispers, Palindrome, Region Building, Region Sum Lines, Renban	The New Phistomefel?	01:33:03	94 min