<a href="https://twitter.com/#!/Joleera" target="_blank">Jo-Jo Chen</a> cosplays Tyrael at Blizzcon 2011, photographed by <a href="http://www.flickr.com/photos/onigun/6275823042/in/set-72157624019439214/" target="_blank">Onigun</a> It's that time of the week where we post a mixed bag of intriguing costumes we spotted recently.