Doom (video game series)
From Conservapedia
Doom (Officially spelled "DOOM") (ESRB ratings: M) is a first-person shooting violent video game series, it was created by id software and is one of the most well known of its genre due to its innovative graphics. It features vast amounts of violence, blood, demonic imagery and gore.
There are three games in the series as well as a series of expansion packs.
