Searxng/Avengers Doomsday trailer Movie Marvel's Avengers: Doomsday trailer reveals Steve Rogers' return & Thor vs. Doctor Doom. Exclusive CinemaCon footage teased for 2026 epic. April 18, 2026 AceShowbiz - Avengers: Doomsday recently unveiled its first official trailer at CinemaCon 2026, offering fans a closer look at the highly anticipated Marvel Studios event set to premiere in eight months. While Marvel has teased snippets before, this new footage confirms several key returns and exciting team-ups, including Chris Evans reprising his role as Steve Rogers.