When did the original Universal Studios Florida open ?
March 3 , 2013 : Transformers The Ride 's gift shop Transformers : Supply Vault opens and Optimus Prime and Bumblebee start meeting guests April 1 , 2013 : Megatron , leader of the Decepticons , begins meeting and greeting with guests outside May 2 , 2013 : The opening date for Transformers The Ride 3 D is announced for June 20 , 2013 .