At this point, I'm cribbing my home game rules directly from the 1e DMG. However, this is what CROWN & VALOR has to say on the subje...

Only PCs and Retainers level up! And then, only Retainers with character levels. Ones with only Hit Dice do not.  Any other characters befri...

Among those servants that a PC might employ, it’s possible that he finds a likely lad of 0th level, takes a shine to him, and adds him as a ...

In my player’s rule book, I counsel the players to convert their henchmen to retainers asap but don’t say how that works.  This is how.  Hen...