There are two mode in this tool
Training Mode - you can play continuously to master your skill
Single Drop Mode - you can setup the game board and practice it again and again
PAD Calculator - you can setup your team and use them to practice, after that, calculator will help you to calculate total damage.
current version is v0.8, I will add more function in the future(such as path finding... etc)
if you have any suggestions please feel free to contact me, thanks :)