In an application filed at the Milimani High Court in Nairobi on Monday, Mr Obure says he wants to testify against his co-accused Robert Bodo Ouko, who is also his security guard.
Through lawyer Danstan Omari, the flashy Mr Obure is challenging decision of the Director of Public Prosecution (DPP) to prefer a murder charge against him, saying the intended criminal trial is malicious and an abuse of the court process.
Justice Mumbi Ngugi deferred the plea-taking following the application which caught other lawyers in the defence team unaware.
Murder suspect Chris Phillip Obure is seeking to be a State witness instead of an accused person in the case of the killing of car dealer Kelvin Ombati Omwenga.
In an application filed at the Milimani High Court in Nairobi on Monday, Mr Obure says he wants to testify against his co-accused Robert Bodo Ouko, who is also his security guard.