Abbott was later hired by agents of Mandarin to attack Stark's closest allies. He personally attacked Happy Hogan, leaving him in a comatose state.
Recently, he helped Mandarin in his vengeance on Iron Man, infiltrating Stark Resilient in the guise of Leonard Pimacher. He maintained a relationship with Tim Cababa, Pimacher's boyfriend, and even came to love him as well. He continued to carry out his mission to attack Resilient, but spared Tim's life. He was overpowered by the combined forces of Bethany Cabe, Carson Wyche and Bambi Arbogast, and arrested and hospitalized.
Sinclair's weapons were taken from him and was expected to be transferred to a prison. He was shot repeatedly by the police officers guarding his hospital bed when he managed to take a gun from one of them; performed a suicide-by-cop.