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O.R.C . Two years later Isildur was ambushed and killed by orcs . " While the document states a recommended design , this document is also defined as a " policy " which serves to clarify rules adopted by Ohio EPA ; a policy does not have the force of law and can not establish any new requirements ( ORC Section 3745.30 ) . From his fortress at Isengard , Saruman 's orcs tear down Fangorn 's ancient trees and despoil the land . " Orcs are the foot soldiers of the Dark Lord . The IRB and the ORC are aware that some categories of research do not require all of the above provisions of consent . The review time for an “ expedited ” protocol is approximately 20 business days after receipt by ORC office , if no revisions are required . In battle it 's a combination of the X and Y buttons that give you a range of combo-attacks with which to take on the hundreds , if not thousands , of nasty orcs and goblins ( they're the evil enemy types ) that you face . The Operations Research Center ( ORC ) provides academic and research opportunities for students and faculty interested in this interdisciplinary field , which draws upon ideas from engineering , management , and mathematics , to apply scientific methods to decision making . Orcs , or goblins as they are called in The Hobbit , fare poorly in the sunlight .