An "Ant-Man" sequel is on its way, meaning a rejig for Marvel's Cinematic Universe schedule, while three mystery movies are set for 2020.What will you be doing in 2020? Seeing if three of your Marvel movie predictions have come true?May 1st, July 10th and November 6th, 2020, are the release dates for a trio of Marvel films announced October 8th, though the Disney subsiduary and its parent declined to provide further details -- an omission sure to set the speculative cogs a-turning.And though Paul Rudd starrer "Ant-Man" may have become notorious as one of the Marvel Cinematic Universe's worst box office performers, it is nonetheless, to date, 2015's 9th biggest domestic grosser in the USA ($178m), accumulating $409m worldwide against a production budget of $130m.That global take could yet jump substantially as it opens in the planet's biggest cinemagoing market, China, on October 16.According to Marvel at least, "Ant-Man" is doing something right, and the studio has shuffled its pack to accommodate "Ant-Man And The Wasp" on July 6, 2018.