He's got these crow bar type things going. Hook swords is pretty accurate a description.
From what I can tell, he just holds them like swords and hits his enemy with them.
BTW, I think I saw you at the Comic Con again this year, wanted to say hi but was rushing to get to a panel, awesome costumes, yet again.
they're called hookswords... 🙄
http://www.martialartssupply.on.ca/custom/Product/hook.jpg