Overview

• Bucky Barnes' absence in 'Captain America: Brave New World' raises speculation about his fate in the MCU.
• Anthony Mackie's comments on missing his co-stars hint at a focus on Sam Wilson's solo journey as Captain America.
• Fan theories speculate a major character death in 'Thunderbolts', with Bucky Barnes being a possible candidate.
• Marvel Studios has not commented on the relationship between 'Thunderbolts' and 'Captain America: Brave New World'.
• Fans express disappointment over Bucky's absence, highlighting his importance to the Captain America storyline.