It differs from area to area.
After you defeat the treasure boss, make sure you empty the treasure chest completely, if you don't empty it, the respawn time will be longer.
You must go back at least 1 screen to be able to respawn the treasure boss
Last edited by gildedtalon
on Fri Sep 30, 2016 6:59 pm, edited 1 time in total.
My GameFAQs account now is SheenavsKilley
I already closed gildedtalon, my old account