What video game is a roguelike game devloped by ChaosForge and is a  science fiction horror-themed first person shooter?
DRL (video game) DRL (formerly DoomRL), short for Doom, the Roguelike, roguelike video game developed by ChaosForge. Since 2002 in-development and based on the first-person shooters "Doom" and "Doom II", it was released for Microsoft Windows, Linux and OS X. Following a cease and desist notice from "Doom" trademark owner, ZeniMax Media, the game's names was changed to "DRL" in 2016.
Mystery Dungeon Mystery Dungeon is a series of roguelike video games, most of which were developed by Chunsoft (later Spike Chunsoft), but with select titles in the series developed by other companies with Chunsoft's permission. The series began when co–creator of "Dragon Quest", Koichi Nakamura, was inspired by a fellow developer's experience with the video game "Rogue" and a desire to create an original series. The franchise has had games across different platforms, starting on the Super Famicom, and later on, among others, the Game Boy, Nintendo 64, Game Boy Advance, Nintendo DS, Wii, and the Nintendo 3DS.