good start, keep adding to it
sprite movies are so over done in this day that in order to stand out, they have to really stand out! i know the work that goes into these and i love how smooth this turned out. it's just short. as you keep working on it think of some small plot line, motives, or relationships to add. incorporating other characters. you're off to a great start though. keep it up!
I did however notice that the sandbag occasionally seemed placed on another plane than other times, such as rock lee's two feet were on different ones (since they're spread apart.
What are you talking about? This is awesome!
This is amazing! you should be proud of yourself!
Music is a good idea. or writing stop(); nad making a replay button, and putting a preloader also helps! :)