Utilising the Build Engine, which was used in the creation of Duke Nukem, Shadow Warrior and Blood, Ion Fury sees players taking on the role of Shelly Harrison as she takes on hordes of cybernetic cultists on the streets of Neo DC. Makes sense that a game with this much of a retro focus would be published by 3D Realms. A throwback to the 90s in both gameplay and attitudes apparently, Ion Fury is designed to emulate previous generations of first-person shooters like Duke Nukem, even going so far as to bring in Duke Nukem voice actor John St.