A new ride down at Universal Orlando Resort in June. The new Harry Potter roller coaster stars Hagrid and his magical creatures and opens on June 13, 2019!! Universal Orlando Resort announced the name and opening date of their new Harry Potter-themed roller coaster. Hagrid's Magical Creatures Motorbike Adventure is set to open on June 13 in Universal's Islands of Adventure Theme Park."The new attraction will be one of the most highly-themed coaster experiences we’ve created," Universal said on its blog.