|Full name||Tyler Armstrong|
|First appeared||Case #1 The House of Murder|
Tyler is a 40-year-old hazmat worker. He has short black hair, green eyes, and a goatee. He wears a dark blue blazer with a light blue buttoned shirt and a hazmat badge on the right side. It is known that Tyler has a How To Break In book, is right-handed and plays Candy Connect.
Tyler became a suspect when he called the police saying that there was a break in. He ran up and told them that someone broke in the victim's house. After the team told him about his neighbor's death, he told the team that he was giving away his book that he wrote.
Tyler was spoken again after the player found a ransom note at the park. He explained that he and the victim have bad blood. He revealed that the victim was putting crosses and pentagrams in his house, saying that the victim thought that he was a witch. He also revealed that the victim was following him with a bible and a cross. After that, he made a ransom note saying if he was following him again, he would put toxic waste outside his house.
Later, Heydi called the police for a argument between him and the victim's son, Jack Ballinsky, accusing him of his father's murder. David and the player quickly dissipated the fight before it could escalate further.
In the end, it was proven that Tyler was John's killer. Upon admitting to the crime, Tyler said when he moved to Greeny District, John dislike him. John revealed that he thought Tyler was a witch and part of the Naxis. Angry at John, he broke in to his house, grabbed one of his kitchen knives, and stabbed him to death. Judge Peterson sentenced him to 25 years in prison.