An Effort man has been charged with nearly 350 counts of disseminating photo/film of child sex acts and various other charges.

According to the affidavit of probable cause filed by Cpl. Michael Bretzger of the Pennsylvania State Police, Bureau of Criminal Investigations, PSP Southeast Computer Crime Task Force and the Pennsylvania Internet Crimes Against Children Task Force, in the case against Marcus Marsteller:

Bretzger received a report that was made to the National Center for Missing and Exploited Children Cyber Tip Line concerning activity between Oct. 18, 2024, and July 17, 2025, related to the possession and/or dissemination of child pornography in the 500 block of Recreation Drive in Chestnuthill Township.

A search of the cellphone through prior PSP contacts shows that the number provided to PSP during a previous incident by Marsteller, 34, shows that to be his registered address.

A search warrant was approved and served at the residence at 6 a.m. Oct. 24, at which time Marsteller was interviewed on scene.

Police found he had a secure folder on his phone and identified his bedroom as being in the basement to the right and related that he had viewed child sexual abuse materials.

Marsteller related that he utilized the TOR browser to download it onto his phone, that he would keep it on his phone, and would use AI tools to create pictures of cartoon pornography.

A search was conducted on the phone and numerous videos of child pornography were located.

During a search of Marsteller’s room, a Seagate portable hard drive was located in a gray tote on the floor of Marsteller’s room. On that hard drive, 20 AI generated images were located that depicted a 16-year-old girl.

The girl is known to Marsteller, and some of the images appear to be taken without the knowledge of the victim, while one image was taken from appears to be a family photo.

Marsteller faces 346 counts of disseminating photo/film of child sex acts/sexual abuse materials; 20 counts of photograph/film/depict on computer sex act — knowingly depicts on computer, photo, etc., four counts of child sexual abuse material; and one count of criminal use of communication facility.

He is incarcerated in the Monroe County Prison in lieu of $250,000 monetary bail, and scheduled to have a preliminary hearing Thursday before District Judge Colleen Mancuso of Brodheadsville.