增加最稀有道具的掉宝率。当等级达到20时，掉宝率提高20%。

Increase the drop rate at of rarest items. Increase drop rate by 20% when mastered.

youdao

增加最稀有道具的掉宝率。当等级达到20时，掉宝率提高20%。

Increase the drop rate at of rarest items. Increase drop rate by 20% when mastered.

youdao