Frank Maddin is a games designer. Maddin has been working with Devolver Digital, 3D Realms, Flying Wild Hog and Ltd.. Maddin started in 1991 as the designer of Crystal Caves. Next, Frank Maddin worked on Monster Bash taking on the role of designer. Later, Maddin also was part of the team who developed Shadow Warrior 2 published by Devolver Digital for PC, Xbox One and PlayStation 4. Most recently, Frank Maddin was involved in the development of Crystal Caves HD.