Cool idea! If you limit the shurikens, you could probably turn this into a puzzle platformer!
Viewing post in Shuriken Target Practice comments
So what I mean, let's say you have 1 shuriken but 2 targets, then you'd have to choose your targets a little more wisely. Added with random things that may happen in the environment, it can add more dimensions to your design! Just sharing some thoughts that came to mind which may be fun to test out!