The Marvelous MCU on Instagram: "Marvel is debuting four unique trailers for Avengers: Doom, but they are being released one-by-one, exclusively with the cinematic run of Avatar: Fire and Ash ​Each week, a new Doom trailer will premiere, meaning fans who want to see all four trailers will be forced to buy tickets and watch the Avatar sequel four times! The consensus: Fans are not happy about being forced to pay for a movie they're not excited about, just for a few minutes of Avengers footage. .