It's been in the newspapers.. It's been on the websites.. Superman: Escape From Krypton will OFFICIALLY debut on Saturday, March 19. The opening comes right before Spring Break begins, building up even more revenue for the park over the break because of the new coaster. The date also conincides with West Coaster Bash, an event held by the rollercoaster website: Theme Park Review. Magic Mountain also stated that testing of the new ride will begin at the end of this month in preparation for the unveiling.