In this video, Timotab solves Gridlock by The Book Wyrm.

You can try this puzzle for yourself using Sven's Sudokupad here: https://sudokupad.app/ns340q9kh9

Rules:
• Normal sudoku rules apply.
• Digits along an arrow sum to the digit in the circle. If there are multiple arrows from a circle, each is counted separately.

To submit a puzzle for consideration, please email me at [email protected] or contact me via discord:@timotab