Ninja Part 1-Onward is a level made by Mazonz. It has 3,400 plays and a rating of 3.92. It is Mazonz second most sucessful level, the first being Kid Throw V2. The second level in the series- Ninja Part 2- Train is not as sucessful, with only 1,600 plays.
Part 3- War is currently in development. It is unknown if there will be a part 4. The series has a total play count of over 5,000 plays.