original_query: What were some of the features in Castle Wolfenstein that allowed players to disguise themselves and avoid guards?
query: What were some of the features in Castle Wolfenstein that allowed players to disguise themselves and avoid guards?
answer: In Castle Wolfenstein (1981), players could acquire uniforms to disguise themselves and walk past guards undetected.  Beyond Castle Wolfenstein (1984) further enhanced this with a dagger for close-range kills and a greater emphasis on enemy uniform disguises.