BEND, OR -- A 34-year-old Bend man was arrested Sunday, accused of repeatedly assaulting his roommate over a 12-hour span. According to the Deschutes County Sheriff’s Office, the two had a disagreement on Saturday over the suspect moving out of the house on Old Bend Redmond Highway. Matthew Planteen reportedly assaulted his 63-year-old roommate with a hammer at about 3:30 a.m., while the victim slept.

He then allegedly drug the man around the house while continuing to strike him with a hammer. The victim was finally able to call friends for help around 4 p.m. They showed up, realized what was going on and called 911. The friends armed themselves with a baseball bat and held Planteen at bay until deputies arrived.

Planteen will be charged with Attempted Murder, Assault, Kidnapping, Unlawful Use of a Weapon, Attempted Escape, Tampering with Evidence and Resisting Arrest. He's being held on $480,000 bail and is scheduled to appear in court Monday afternoon.

The victim was taken to the hospital with serious injuries.