A slow, quiet bubble of something between excitement and smug pleasure bubbled up when Orion corrected himself, and Megatron smiled.

"Of course I do. While I wasn't sure it was quite that old, it was clear to me the first time I ended up in these sort of areas that it's older than anything officially on record."

And oh, hadn't that been interesting. It'd also been part of why he'd worked on getting placed here in Iacon and its arena, to more easily approach the 'proper authorities' to make some probing inquiries.

Which hadn't much gotten anywhere, but not, he was sure, because they were ignorant.

"I want to know whatever you can interpret of these," here he paused to wave at the wall, "and other things we can find down here."