Both Hitman and Splinter Cell both gained one of those limited-use mechanics to walk by someone and you could press a button and they wouldn't spot you. Comple

Both Hitman and Splinter Cell both gained one of those limited-use mechanics to walk by someone and you could press a button and they wouldn't spot you. Completely ruined the immersion for me. Edit: In Hitman it was called Blend In, and in Splinter Cell it was called Mark and Execute.