Murdoc says 'MacGyver, come out and play' just like David Patrick Kelly's character at the end of the movie 'The Warriors.'
Murdoc writes 'Be seeing you' on the wall where MacGyver was imprisoned. This phrase was regularly used in the 60s classic TV show 'The Prisoner.'
In the car Cage is driving, there's a crack in the windshield on the passenger side. But in long shots during the car chase, the windshield is intact.