You need to do a Blood Sacrifice in order to call the Lord Chuthulhu, so he can come and eat that weapon...Ok No :v im joking...I think you can by going to talk to the PW Promotions Agents, and selecting the option Destroy Bound Item.http://prntscr.com/wm39o7You can find her easily at South Archo Coord: 551, 637Hope i could help u with this info xD