GRE Text Completion: Fundamental 24 Sets-GRE填空基础24套 - F560AG9LMCL84Y06!

Some interactive computer games are so elaborately contrived and require such (i)____________ strategies that only the most (ii)____________ player can master them. A. nefarious B. compulsive C. byzantine D. adroit E. onerous F. slipshod