That’s why Sentry is the first thing that will come to mind for any Marvel fan who is aware of all the Thunderbolts rumors when hearing that Steven Yeun will play a key role in the film.

Steven Yeun was originally cast as Sentry in ... by writer Paul Jenkins and artist Jae Lee. In the Marvel Comics Universe, ...

Steven Yeun addressed his involvement in Marvel’s upcoming Phase 5 finale ... preceding Yeun’s casting announcement claimed that Sentry would be the film’s main villain.

Steven Yeun is one of the newest cast members of Paramount’s upcoming animated movie from a beloved franchise.

Robert Kirkman reveals the mystery character Steven Yeun is playing in Marvel’s Thunderbolts.

What we do know is that the movie—directed by Lauren Montgomery, co-directed by William Mata, and based on the series Avatar: ...