RPG is a vast genre encompassing a wide range of games and sub-genres. It has changed dramatically in recent years. From pen and paper to tabletops, desktop to mobile, the genre has changed dramatically over the years.
There is a wide range of RPGs available, but you can use several features from popular and modern RPGs to keep players interested in your game. When targeting player bases and trying to make a successful game–hiring an outside professional game development agency is a must.