There are many types tbh, based on D&D engine, Turn-based RPG (multiple sub-categories), MMORPG, Action RPG, JRPG, Fantasy RPG..., Hack&Slash etc.
Even you can make two games from same gender and produce something more unique to the gameplay, for example, Legend of Mana is a very different to Diablo for example. Both being ARPG.
Interviewer: what do you expect out of this new game?
Me: A decade old game.