The exact documents that each university requires would differ from country to country and university to university, however in general, while applying for Masters or Graduation, following are the documents ( attested photocopies ) that universities require you to submit along with the application :
Also note that if any of your degrees, mark sheets or certificates are in a language other than English, then you would also have to submit their English translations along with the photocopies of the originals and Don’t send any unnecessary and unrelated documents.