KEX

Nightdive Studio's proprietary FPS engine used for their enhanced and remastered game releases. It is believed to be the third version of the engine. Making it an updated version the Kex engine developed by Samuel Villarreal, Senior Programmer at Nightdive, with the original version being his Doom64 EX engine. The engine was announced and offered to interested developers in May 2019, after the release of Blood: Fresh Supply.