I think he's asking that they add one of those crown chests at the end of test of spheres like they do for Malistaire. Then instead of farming endlessly, he can just throw money at it.
I have been trying to get my best hat from Ptolemos for almost five weeks, so I agree, there should be second chance chests in the last dungeon. Most of my friends agree too. KingsIsle please add second chance chests to to last Celestian dungeon.