[1] Robh Ruppel grew up in Bellaire, Texas, and attended High School for the Performing and Visual Arts in Houston.

[2] Robh Ruppel worked for TSR for several years beginning in 1992, producing cover and interior art for products from Forgotten Realms, Dragonlance, and Ravenloft settings, among others.

[3] Robh Ruppel is a production designer and concept artist working in games and feature films.

[6] In his 2023 book Monsters, Aliens, and Holes in the Ground, RPG historian Stu Horvath noted in his review of Planescape that Ruppel was integral to the look and feel of the campaign setting, writing, "The art picks up where the words leave off.

Dana Knutson developed all of the concept artwork for the setting, which Robh Ruppel turned into covers.