As of April 2021, there are total 11 classes in Kurtzpel. Also make sure the term "Class" is defined as "Karma" in Kurtzpel.

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As you see the icon of greatsword, bow, staff, sword & shield and so on, each of those icons represents what weapon you use (of course some icons are indistinguishable but anyways).

And per each class, there are about...

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22 skills in first page.

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15 more skills in second page of same class, however, [b]