The second season of "What If...?" has a total of 9 episodes, which were released daily from December 22 to December 30, 2023. The episode titles and their order are as follows:
- What If... Nebula Joined the Nova Corps?
- What If... Peter Quill Attacked Earth's Mightiest Heroes?
- What If... Happy Hogan Saved Christmas?
- What If... Iron Man Crashed Into the Grandmaster?
- What If... Captain Carter Fought the Hydra Stomper?
- What If... Kahhori Reshaped the World?
- What If... Hela Found the Ten Rings?
- What If... The Avengers Assembled in 1602?
- What If... Strange Supreme Intervened?
These episodes explore alternate timelines and scenarios from the Marvel Cinematic Universe (MCU).