Obviously, it's not new to us that Arena Net have conjured up new races for Guild Wars 2 (The Kodan, for instance.) but I felt that this one in particular was fairly interesting. Unfortunately as soon as the event finished he vanished into the air and I missed getting a close up screenshot of him, but I have a couple of fairly good ones here.
Pictures are in the spoiler above.
Personally, and clearly this is based on aesthetics alone as I know nothing about them, but they look fairly Sylvari-ish to me. But then again, the pointy ears and butterfly wings are very out of place which basically throws the Sylvari idea out of the window.
To be honest they look like some sort of elf, however I have never ever heard of elves (or anything similar) being featured in Guild Wars lore.
Do you guys have any thoughts or perhaps know/have seen something to do with these guys that I haven't