I hadn't read the comics so when we found out the true story behind Ra's Al Goul, Miranda, Bane, and of course Robin I was mind blown. It all came together so well

Question:
[spoiler]During the plane crash scene, why did they take that scientist guy's blood?[/spoiler]
and where is ibu and a pic of his mask?
okay dopehead you can't even ask for pics of me since I still haven't seen a picture of you. here's what the mask looks like, there's a random demon child wearing it though
http://www.walmart.com/ip/Batman-Dark-Knight-Mask/21098678