Crystal flower is a kind of material in the game Genshin Impact, and it is a breakthrough material for excellent players. Players need to beat level 30 or above without ice.

When Euler broke through, he still needed to mourn for Kethleen fragments, Kethleen fragments, Kethleen block, Kethleen, broken masks, filthy masks, ominous masks and dandelion seeds, all of which needed to be collected in the world map.