Araka was a Vortixx member of the dark hunters until she found her Olmak, using it she travelled through dimensions taking jobs from any client willing to pay
During one of her missions as a dark hunter her arm was poisoned by a Lerahk, having no way of curing the poison and nothing that would be able to help within several Kios she decided to cut her own arm off, she replaced her arm with a hook when she got back as a reminder of her mistake
Araka stole a large cannon like device from a more advanced universe
She named the weapon the canon cannon, it is powered by a strange element known as Gregium