How many kinds of large crystals are there in the Crazy Knights?

There are 2 types of Crazy Knights large crystals. According to the query on the official website of the Crazy Knights, click on the homepage, enter the big crystal, and learn that there are two types of big crystals, namely the Fury of the Earth and the Swift Wind. Inlaid crystals are divided into small, medium and large. Small crystals have measurement attributes, medium crystals have ignore attributes, and large crystals have special effect crystals.