After 12 years, Clark Gregg prepares to bid farewell to Agent Coulson. Maybe.

After 12 years, Clark Gregg prepares to bid farewell to Agent Coulson. Maybe.

Enlarge / Clark Gregg never imagined that Agent Phil Coulson would become such an emotional touchstone in the MCU, and beyond, when he first signed on for the role. (credit: ABC) Get ready to bid farewell to another Marvel property when the seventh and final season of...