For those who get crush when they prestige, just stop at stage reload the game and disconnect the data or wifi
U will get msg discount open data again and u will continue without any problem .
Try more than time it work for me
For safety, please use only coins not decrease and mana not decrease, and don't use other will be safer to turn on only these two items, and the other options will be fine by default.
Of course you'll get flagged you literally just started a new account and it already has a shit ton of hero weapons & scrolls and other things like item sets that's way beyond what a new account can do. The safest way is to progress as naturally as possible.