His character, who came back from the dead in the season 3 finale, is "full of revenge" this season, the rapper tells PEOPLE

Joey Bada$$ has established himself as a compelling presence in the television landscape through his nuanced portrayal of Unique in Power Book III: Raising Kanan. As the fourth season approaches, viewers are witnessing the evolution of a character who defies conventional antagonist tropes by offering audiences unprecedented access to a villain’s complete world and perspective.

The legendary actor tells PEOPLE about his initial "reluctance" to take the role of Italian mobster Stefano Marchetti in the series and why he's so glad he did