The first time I saw a balisong in action was in Starcraft II... Then going back further, I realize when I watched the movie [Face Off] again that there were some balisong action
But aside from the butterfly knife, the only unique knife I've commited to memory is the modern Karambit
It would be awesome to play around with OC ideas once we get a subform,; Hidan no Aria has one of those worlds that would be fun to play in.