This puzzle is a real gas!
16:07
Wait... how did he solve that extreme sudoku?
30:35
Economic Update: Unlearning Market Idolatry
20:51
How To Get SO Good At Sudoku You Ignore Difficulty
11:22
Very colorful, but am I getting anywhere?
4:19
Put this puzzle on TRIAL for perjury!
15:52
Puzzle Patzer enriches his repertoire
43:49
How can such a Ruleset have such an Empty Grid?
2:15:28