Welcome, to the Toolkit for Doom CDROM
In this edition youÕll find:
¥ Over 2,400 levels for Doom 1, Doom 2, and
  Heretic.
¥ Graphics add-ons to completely change the way
  Doom looks
¥ New weapons and weapons modifications
¥ Level, Graphics, and Sound editors so you can
  customize Doom
¥ FAQ files and articles on Doom1 and Doom 2
¥ Documentation on id SoftwareÕs Doom and its
  special data files

Run the levels directly off the CDROM using our handy shell and your registered version of DOOM (version 1 or version 2).  YouÕll have fun with the extreme carnage made possible with this disc.

WARNING: To use the levels on this disc you must own a registered copy of DOOM (1 and/or 2).