The countdown clock to "Avengers: Doomsday" keeps ticking — but even before we've gotten a full-length trailer, the first reactions from test screenings have already given us a hint of what to expect. Is a marvelous masterpiece incoming, or is the MCU doomed?#Avengers #Doomsday #Reactions Certain images featured in this thumbnail were generated using AI.Voiceover By: Dexter Manning Visit Official Looper Websitehttps://www.looper.comSign up for our newsletter to keep up with all the major movie and TV news:https://subscribe.looper.com/newsletter-yt?utm_source=youtubeAdd us as a preferred source on Google:https://www.google.com/preferences/source?q=looper.com