Board Thread:TV Show Discussion/@comment-28146644-20160418195244/@comment-5001176-20160419201905

It's Zombie Mountain. He was killed by Oberon's poison, but apparently Qyburn went all Frankenstein and brought him back as some kind of reanimated monster.

Speaking of the Hound, I'm really wondering whether we've seen the last of him or not. It is pretty likely, though Cleganebowl is something I was really looking forward to - and I'm sure I wasn't the only one.