The stories explored what happened to G.I. Joe and Cobra concurrently with the main continuity of G.I. Joe: A Real American Hero, with the exception of the first arc. Larry Hama wrote Frontline's initial offering, "The Mission That Never Was," a four-part series set one month after the events of the Marvel G.I. Joe: A Real American Hero issue #155.

• Issue #18
  2/22/2018
• Issue #17
  2/22/2018
• Issue #16
  2/22/2018
• Issue #15
  2/22/2018
• Issue #14
  2/22/2018
• Issue #13
  2/22/2018
• Issue #12
  2/22/2018
• Issue #11
  2/22/2018
• Issue #10
  2/22/2018
• Issue #9
  2/22/2018
• Issue #8
  2/22/2018
• Issue #7
  2/22/2018
• Issue #6
  2/22/2018
• Issue #5
  2/22/2018
• Issue #4
  2/22/2018
• Issue #3
  2/22/2018
• Issue #2
  2/22/2018
• Issue #1
  2/22/2018