The High Court in Malindi has ordered the Director of Public Prosecution to reduce murder charges against preacher Paul Makenzi and his co-accused from 191 to 12.
Kioko is accused of allegedly murdering Faith Musembi, a 19-year-old first-year student at Mount Kenya University in Pilot Estate, on May 8.
The assailants stole the victims' phones and money.
Police in Machakos have launched a manhunt for a man suspected to be behind the murder of Sheila Wegesha, a popular Ohangla dancer, whose lifeless body was found in her house in Athi River.
The prosecution presented 22 witnesses to testify in the matter before the High Court sitting in Eldoret.
Former Migori Governor Okoth Obado could not have been at the scene where Sharon Otieno was murdered, the High Court heard on Wednesday.