2020 | 3 Episodes

Season 0 of What If? premiered on January 1, 2020.

2011 | 10 Episodes

Season 1 of What If? premiered on April 4, 2011.

2013 | 10 Episodes

Season 2 of What If? premiered on February 25, 2013.

2016 | 10 Episodes

Season 3 of What If? premiered on November 2, 2016.