The character facing off against Han Solo in the header image above has a name. The name is "Enfys Nest" and was discovered by Yakface.com. Initial reports from MSW had it as "Emlys Nest" which made it sound like a location rather than a character.
Click here for the story on the discovery, and to see a few more images.
Related Stories:
A New Planet Named For Solo
Solo Theater Lobby Display Let's You Sit In The Seat Of The Falcon
Daniel Jose Older Talks Star Wars: Last Shot
Solo Cinema Concession Stand Packaging Products
Star Wars: Last Shot Excerpt
International Poster For Solo: A Star Wars Story
Solo: A Star Wars Story - Smokey And The Bandit Trailer Re-Mix