Evil in Iron is the sixth mod by John Bucksnort. It was released on June 17, 2000. It is third in the Tragedy at Istanbul series.
It is based on registered Wolfenstein, and all 10 levels for the mod are played on Episode 1. Level 5 was made by Paul Gibson.
On November 13, 2000, a graphics patch for the mod featuring DOOM graphics was released.
An SDL port was released on June 9, 2012. An SDL port containing the DOOM graphics patch was released on August 18, 2012.