Editor’s note: The below contains spoilers for Secret Invasion Episode 5.It’s official: Nick Fury (Samuel L. Jackson) is back, modeling his iconic trench coat and trademark eye patch as he readies for the ultimate showdown. But the real mystery lies in a compelling phone call he made right after his epic suit-up in the fifth episode of Secret Invasion. “It’s time. Let’s finish this,” he declared to… someone on the other end. As we eagerly await the final episode, let’s explore the possible identities of the mysterious caller, ranging from the most probable candidates to thrilling possibilities that could shape this gripping series’ grand finale.