: Seasons often feature "mirror" antagonists—like the Trinity Killer—who show Dexter what he could become if he loses his grip on the Code. A Study in Psychopathy
As of April 2026, the franchise has expanded significantly beyond the original eight-season run, evolving into a multi-series universe. Fans often refer to "serie completa" to encompass the original journey of Dexter Morgan, his revival, and the new prequel and sequel chapters. The Full Dexter Universe Timeline dexter serie completa