question: In what web television series was Mustafa Shakir cast as Bushemaster, a character in the Marvel Cinematic Universe?
answer: Luke Cage
context: Title: Luke Cage (season 2)
  Passage: The second season of the American web television series "Luke Cage", which is based on the Marvel Comics character of the same name, a former convict with superhuman strength and unbreakable skin who now fights crime, is set in the Marvel Cinematic Universe (MCU), sharing continuity with the films and other television series of the franchise.  The season was produced by Marvel Television in association with ABC Studios, with Cheo Hodari Coker serving as showrunner.
  Title: Daredevil (season 2)
  Passage: The second season of the American web television series "Daredevil", which is based on the Marvel Comics character of the same name, follows Matt Murdock / Daredevil, a blind lawyer-by-day who fights crime at night, crossing paths with the deadly Frank Castle / Punisher along with the return of an old girlfriend–Elektra Natchios.  It is set in the Marvel Cinematic Universe (MCU), sharing continuity with the films and other television series of the franchise.  The season is produced by Marvel Television in association with ABC Studios, with Doug Petrie and Marco Ramirez serving as showrunners, and series creator Drew Goddard acting as consultant.
  Title: Jessica Jones (TV series)
  Passage: Marvel's Jessica Jones, or simply Jessica Jones, is an American web television series created for Netflix by Melissa Rosenberg, based on the Marvel Comics character of the same name.  It is set in the Marvel Cinematic Universe (MCU), sharing continuity with the films of the franchise, and is the second in a series of shows that lead to "The Defenders" crossover miniseries.  The series is produced by Marvel Television in association with ABC Studios and Tall Girls Productions, with Rosenberg serving as showrunner.
  Title: The Punisher (TV series)
  Passage: Marvel's The Punisher, or simply The Punisher, is an upcoming American web television series created for Netflix by Steve Lightfoot, based on the Marvel Comics character of the same name.  It is set in the Marvel Cinematic Universe (MCU), sharing continuity with the films and other television series of the franchise, and is a spin-off of "Marvel's Daredevil".  The series is produced by Marvel Television in association with ABC Studios, with Lightfoot serving as showrunner.
  Title: Mustafa Shakir
  Passage: Before acting, Shakir was a barber.  He grew up in Harlem and attended a local theater reading where he was picked up.  Afterwards, he was hooked up with various acting groups.  He attended The New School and graduated in 2001.  The actors that Shakir most admires are Viola Davis and Morgan Freeman.  Shakir is also an avid comic book fan and has expressed interest in playing Blade or Spawn.  He has instead been cast as John McIver, Bushemaster, in the second season of "Luke Cage".
citations: Mustafa Shakir Luke Cage (season 2)