The Guardians of the Flame Series by Joel Rosenberg

Have you ever played the game Dungeons and Dragons?  If you did, did you ever have a favorite character that you would dream about becoming, and living their life in the gaming world they live in? What would you do if that really happened to you? That is the amazing start of "The Sleeping Dragon", which came out in 1983.  It began a 20 year saga of the adventures of a group of college students who find themselves magically transported into another world, and magically transformed into the...