Brian Moser

Intro Brian Moser I Rudy Cooper Brian is an inch or two taller, thicker through the shoulders and chest, and has a paler complexion. Dexter is taunted by the Ice Truck Killer, who uses personal details from Dexter's past to reveal he knows his murderous secret. The killer turns out to be Brian Moser, Dexter's biological brother who was also found in a shipping crate after their mother had been brutally murdered. Intelligence: Gifted (Brian is a skilled manipulator and was able to hide who he truly was from Dexter. Personality. Brian displays different personas depending on the circumstances, and is very intelligent. He evades the police, tricks Debra Morgan into loving him, and even deceives Dexter. Fond of Dexter: Brian was very fond of his younger brother, Dexter, and often hugged him. Motivation: Brian's core motivation was to reconnect with Dexter through their shared trauma and urge to kill. Killing method: Brian knocked out his victims by strangling them, then strapped to device