The title you mentioned appears to be a hybrid of several popular RPG titles or specific in-game events rather than a single standalone game. Most likely, you are looking for content related to The Braves (an isekai survival roguelike), the "Crystal Braves" Final Fantasy XIV "Chapters of the Chosen" Dragon Quest IV Quarter To Three Forums
Essential for genre fans; highly recommended for anyone who loves a good underdog story. CRYSTAL FANTASY -Chapters of the Chosen Braves-
: Includes Amethyst, the youngest princess of the crystal kingdom and a magic expert. Growth Systems The title you mentioned appears to be a
Boss battles are multi-stage affairs that feel like puzzles. Players must target specific crystal weak points on monstrous foes to expose their cores, turning standard grind-fests into intense, strategic showdowns. Finishing battles together
: Challenges range from Low and High to "G Hardcore" and "Frenzy". Character & Team Management Key Characters
Set in the ancient ruins of , the prophecy is inscribed on a monolithic crystal tablet that foretells the coming of five Sigiled Braves. A foreboding eclipse is shown in the background, hinting at an impending calamity.