Logic Masters Deutschland e.V.

Escalation by Celery

Rules:

•  Normal sudoku rules apply.
• Cells with the same relative position within a 3x3 box must contain different digits. For example, all cells in the top-left corner of each box must contain a different digit etc. 
• Along the marked diagonal, digits cannot repeat. 
• Along a blue line, each line segment within a different 3x3 box must sum to the same total. Blue lines may have different totals to one another!

Link --> 

CtC App: https://tinyurl.com/3493nbwj