Mark Sweep's puzzles

Recently I had the pleasure of creating the daily contest  Nurimisaki Nomad  on Logic Masters India, which you can actually still solve casually when it's finished. Many puzzles that I wrote did not make it into the contest, mostly because I got too familiar with Nurimisaki after solving almost the entire puzzlink database, meaning many puzzles were based on patterns that are not trivial at all to newer solvers of the genre. Thanks a lot to test solvers Botaku and PixelPlucker for making me realize that in time, such that I could add some more puzzles that are relatively beginner friendly to the actual contest. Anyway, there are still two leftover puzzles that I'd like to show, an All 4s puzzle that I replaced by another one in the contest because of difficulty, and a Shuriken themed puzzle. The latter one I was actually very happy with, it's just that it can be a very frustrating puzzle if you don't know where to look. Enjoy these puzzles! Rules Shade some cells so th