Diana is a professional inker who has worked for several publishers including IDW and Marvel, providing inks on The Illegitimates, X-Men Legacy, Herc, Nova, and other titles.

She also produces sketch card illustrations, mostly on a licensed basis for trading card companies such as Upper Deck, Cryptozoic and Breygent. She has contributed original sketch work to over a dozen trading card sets to date, including DC, Marvel, and Dynamite properties.

Diana also illustrates her own pinup art, trading cards, and other collectibles.