Room 5 - The Not-so-empty Chamber
"Really killed it? Not just knocked it down for a while? You might have noticed that for someone dead five hundred years, that mummy's more spry than I am."
"Killed it with fire? Alright then. That'll do"
If you've torched the mummy, he hands over an ornate key - the head is a large crystal wrapped in a mesh of gold and silver wire.