or solve online (using our beta test of Penpa-Edit tools)
Theme: Broken Frame
Author/Opus: This is the 374th puzzle from Thomas Snyder, aka Dr. Sudoku.
Rules: Standard Star Battle rules. Also, some region boundaries are missing, but all given borders must separate cells in different regions.
Difficulty: 3.5 stars
Time Standards (highlight to view): Grandmaster = 5:00, Master = 7:45, Expert = 15:30
Note: Follow this link for other classic Star Battles and this link for Star Battle variations. If you are new to this puzzle type, here are our easiest Star Battles to get started on. More Star Battle puzzles can be found in The Art of Puzzles, in the books Star Battle by JinHoo Ahn and Star Battle 2 by JinHoo Ahn and Murat Can Tonta, and in our beginner-friendly collection Intro to GMPuzzles by Serkan Yürekli.