A Burst of GAS

Here are today's Genuinely Approachable Sudoku (GAS) puzzles:
GAS 121 – Gamma and Epsilon by Sam Cappleman-Lynes: https://tinyurl.com/yvtskrnb Normal sudoku rules apply. Digits separated by a black dot must have a ratio of 3. Digits separated by a white dot must have a difference of 5. There is no negative constraint.
GAS 122 – Nein Nines! by Philip Newman: https://tinyurl.com/k4wfy4xv
Normal sudoku rules apply. And that’s it!
GAS 123 – BOGO by Clover: https://tinyurl.com/7nnmxze3
Normal sudoku rules apply. Digits in a white circle must appear somewhere in the four cells surrounding that circle.
GAS 124 – Extra Regions by Sam Cappleman-Lynes: https://tinyurl.com/9ydk2vy9
Each of the grey regions must also contain the digits 1-9 exactly once each.
GAS 125 – B1G3 Arrow by Philip Newman: https://tinyurl.com/6rm7fj9n
Normal sudoku rules apply. Digits along an arrow must sum to the circled total.
B1G3 Palindrome by Philip Newman: https://tinyurl.com/85n3paay
Normal sudoku rules apply. Digits along a grey line must form a palindrome (read the same from either direction).
B1G3 Renban by Philip Newman: https://tinyurl.com/s36dxbma
Normal sudoku rules apply. Digits along a purple line must form a set of consecutive digits with no repeats (in any order).
B1G3 Between Line by Philip Newman: https://tinyurl.com/xx6pe5k2
Normal sudoku rules apply. Digits along a line must have values strictly between the values in the circles on the ends of that line.
▶ SUDOKU PAD - Our New App ◀ NOW AVAILABLE - You can now input your own classic sudoku puzzles into our software using our new App! The app also comes with 12 handmade puzzles from us and it is NOW AVAILABLE at these links:
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▶Music◀
Tim McCaskey (Guitar) or Lucy Audrin (Piano) plays Mozart's Sonata no 16 ("Sonata Facile")
▶SOFTWARE◀
Play the puzzle in the video by clicking the link under the video (above). Thanks to Sam Cappleman-Lynes and Sven Neumann for their work.
▶Logo Design◀
Melvyn Mainini

▶Opening Credits Design◀
Joel Blundell
▶ABOUT US◀
Hi! We're Simon Anthony and Mark Goodliffe, two of the UK's most enthusiastic puzzle solvers. We have both represented the UK at the World Sudoku Championships and the World Puzzle Championships. We're also "cryptic crossword" aficionados. Mark is the twelve-time winner of The Times championship and Simon is the former record holder for most consecutive correct solutions to The Listener crossword. We hope we can help your puzzle solving while also introducing you to some of the world's best puzzles.

Thank you for watching!
Simon and Mark

Видео A Burst of GAS канала Cracking The Cryptic