The ad-skip package, monthly gold package, daily pass are very good packages if you start this game. In addition, if you have played for a long time, you can buy the package with eternal dimension stone and fifth element to upgrade sss equipment, the gem support package can also be considered. If you have a larger investment, you can buy skill and ally upgrade packages from lv1->3 and lv6->8, which are very worthy.
shelter -> level up soul laboratory, you will receive gold stars, note that you must be online to appear stars (~10 minutes) 1 time appears, offline will not be received