Talk:Underground Treasure Chest 9/@comment-108.61.186.34-20171012135101/@comment-2A02:A31E:401E:6600:111E:7FFE:451:63-20171012145418

Dunno about drop rates, but F10 and F20 have shorter clear times, due to no ranged troops, so at least you get more chances for your time if you try for Hakata/Gotou