The following are the default game rule: In every game player starts with 3 hp. Every time a Tower block is dropped player is deduct 1 hp; game ends when hp is depleted. Player is rewarded with 25 point for every succesful stacked blocks(Success). If a block is stacked pefectly (Perfect) on top of the previous one, then player rewarded with 50 points instead. Consecutive Perfects awards additional 25 points.