Michael G. Thomas 
Star Crusader – Box Set (Books 1-6) [EPUB ebook] 

Nate has a talent for space combat after hundreds of victories in the Star Crusader videogame simulation. His skills are unique, enough to gain him a rare privilege. The chance to join five other Alliance cadets and escape the dull routine of the classroom. They will enter a fierce competition light-years away in the ancient Byotai Empire.