JJ DOOM was created in 2011.
JJ - magazine - was created in 1974.
JJ Halo was created in 2009.
JJ Jones - Skins - was created in 2009.
JJ - video game - was created in 1987.
Doom engine was created in 1993.
Land of Doom was created in 1986.
Marine Doom was created in 1996.
The Chasm of Doom was created in 1985.
Doom Patrol was created in 1963.
The Day of Doom was created in 1662.
Pyramid of Doom was created in 1981.
Documents of Doom was created in 2002.