RPGObject's Modern System is a series* of ebooks that provides a definitive source for all of our general, non-FX modern rules. It is essentially an alternate modern core rulebook and serves as RPGObjects' Modern System Reference Document.

Advanced Classes is the second book in the series. Advanced classes include: Airman, Banger, Bad-Ass Barroom Brawler, Bodyguard, Daredevil, Field Agent , Field Medic, Field Scientist , Grave Robber, Guerilla, Gunslinger, Infiltrator, Investigator, Marksman, Martial Artist, Mystery Man, Negotiator, Personality, Relic Seeker, Soldier, Techie.

*This book is a subsection of a larger book. This book is Chapters Four.