Doom (1993 video game)
Doom (typeset as DOOM in official documents and stylized as DooM in other media) is a 1993 first-person shooter (FPS) video game by id Software. It is considered one of the most significant and influential titles in video game history, for having helped to pioneer the now-ubiquitous first-person shooter. The original game was divided into three nine-level episodes and was distributed via shareware and mail order. The Ultimate Doom, an updated release of the original game featuring a fourth episode, was released in 1995 and sold at retail.
Cyberdemon
The Cyberdemon is a fictional character in the "Doom" gaming-franchise by id Software, where it was introduced in the first-person shooter game "Doom" in 1993. It has appeared in several other id games, including all main-line "Doom" sequels, "Doom RPG", and "Wolfenstein RPG" as the Harbinger of Doom, along with other related media. The Cyberdemon became one of the most iconic characters of the "Doom" series along with its protagonist, the "Doomguy", and is often described as one of the most memorable bosses in video gaming history.