Jack Christie 1 Day of the Assassins by Johnny O’Brien Day of the Assassins by Johnny O’Brien (Templar Publishing, June 2009).
Jack Christie 2 Day of Deliverance by Johnny O’Brien Day of Deliverance by Johnny O’Brien (Templar Publishing, September 2010).
Jack Christie Adventures 3 Day of Rebellion by Johnny O’Brien Day of Rebellion by Johnny O’Brien (Templar Publishing, September 2012).