Playing Doom? Skip Intros, Unlock Nightmare, Reduce Mouse Smoothing

To add these launch commands, right click on the game’s entry in your Steam library and go to properties.

To skip the intro videos it’s “+com_skipIntroVideo”, to open Nightmare (though not Ultra Nightmare) it’s “+menu_advanced_AllowAllSettings 1″ and to turn off mouse smoothing it’s “+set m_smooth 0″.

Here are some quick and easy tips to make your DOOM [official site] experience a little smoother.