Neither does Legolas recognize much of that, beyond noting in means he is likely involved in his world's military.

Legolas laughs, brightly. "'Legolas,' only, please; I do not use the Mannish honorifics for myself. Apparently," he glances around Milliways, briefly, extending a illustrating hand, "this is a tavern outside of the circles of the worlds, known as Milliways. People from various worlds can come here, yet return to their own homes without crossing into another world."

He shrugs, slight and graceful, "I do not claim to understand its workings, but we are caught at the edge of the destruction of at least one world, protected and made to observe it. The window on its destruction is to your right."

Legolas does not, in fact, look there himself. He avoids it as much as possible.