Includes: Mega Man X Legacy Collection, Mega Man X Legacy Collection 2 Own all eight titles in the epic, action-packed Mega Man X saga! Test your skills in the new X Challenge mode, which pits players against two deadly bosses at once. Explore a huge museum filled with rare production art, catalogs of classic merchandise, nostalgic commercials, and more.

Go to: http://store.steampowered.com/ and download STEAM client Click "Install Steam" (from the upper right corner) Install and start application, login with your Account name and Password (create one if you don't have). Please follow these instructions to activate a new retail purchase on Steam: Launch Steam and log into your Steam account. Click the Games Menu. Choose Activate a Product on Steam... Follow the onscreen instructions to complete the process. After successful code verification go to the "MY GAMES" tab and start downloading.