[s1e6] Wrench Instant

" Wrench " is the sixth episode of the first season of the 2016 MacGyver reboot series, originally airing on October 28, 2016. In this action-packed installment, Angus "Mac" MacGyver faces a personal challenge when his old nemesis, "The Ghost" (Niko Nicotera), returns to target the United Nations in New York.

While Mac and Jack Dalton work to neutralize the threat, the team investigates the Ghost's reappearance, fearing the entire situation is a trap set for them.

The bomber is particularly dangerous to Mac as he is responsible for killing his former mentor.