This "Blackmar-Diemer Series III: Chess Games" is a collection of five books in one.Those five books are: "Chess Strategy Blackmar-Diemer Gambit: How to Beat Intermediate Chess Players" has 42 games I played in 2021."Chess Strategy 1.d4 d5 2.e4 Extra: How to Beat Intermediate Chess Players" has 50 more games I played."Chess Strategy 1.d4 d5 2.e4 Travis: How to Beat Intermediate Chess Players" has 50 games played by my son Travis Sawyer."Blackmar-Diemer Games 8: Gambit Accepted and Declined" is a collection of 182 games with commentary."Blackmar-Diemer Gambit and Other Openings: Selected Chess Games" has 75 BDG type games but not other openings. By my count, this book has 399 games. Beyond these games, some editing have been done to fit five books into one volume.This is a companion to "Blackmar-Diemer Series: Books 1-4" and "Blackmar-Diemer Series II."I hope you enjoy this collection.