? Battle method ?"Attacks", "Accumulate", and "Protect"Push button.About Attack. An attack is impossible unless it accumulates. The attack accumulated twice from 1 time is stronger, and defense of the attack accumulated 3 times is not effective, either. About Accumulate. It accumulates to 3 times and offensive strength is heightened. An attack cannot be prevented while accumulating. About Protect. Even the attack accumulated twice is prevented.