The Crystal Temple is the final dungeon in Final Fantasy Crystal Chronicles: Ring of Fates. On the final floor you will fight three bosses, and they are Cu Chaspel, Galdes and the last, The Great Galdes.

RoF Crystal Temple

Every time a boss is defeated, you have a chance to rest and prepare for the next fight. After defeating Galdes, the Crystal Temple becomes the Lunite Temple and is host to several older bosses that the player must fight with each character separately.