In an era of big video game remakes, the nostalgic combination of 2D-pixel art and 3D polish that is the HD-2D RPG was pretty much inevitable to take hold over the mainstream. The term HD-2D is used to describe an aesthetic that consists of classic 2D Sprites set to a 3D rendered background environment.
Source:https://www.cbr.com/best-hd-2d-rpgs/