Levels are completed by finding an exit, whether it be a switch or a teleporter the goal is simply to advance to the next area. Each level is infested with demons that can be killed with a variety of weapons that can be picked up throughout the game. The game still consisted of the player navigating large non-linear levels.

Instead, the development team took advantage of advances in computer hardware since the release of the original game that allowed them to do more with their game engine by making much larger and more intricate levels. There were no major technological developments, graphical improvements, or substantial gameplay changes. The release of the original Doom source code has facilitated ports to many other platforms, including the Apple iPhone and several other types of cell phones.ĭoom II was not dramatically different from its predecessor. Master Levels for Doom II, an expansion pack that includes 21 new levels, was released on Decemby id Software.ĭue to its success and popularity, Doom II was later released for the Game Boy Advance in 2002, and on Xbox Live Arcade in 2010. Unlike Doom, which was initially only available through shareware and mail order, Doom II was a commercial release sold in stores.

It was originally released for MS-DOS computers in 1994 and Macintosh computers in 1995. Doom II (full title Doom II: Hell on Earth) is a first-person shooter video game, the second title of id Software's Doom franchise.

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