Includes: Them's Fightin' Herds - Season 1 Pass (DLC) The Season 1 Pass Includes 4 Additional playable characters (each with a unique stage and Pixel Lobby avatar) Exclusive character palette pack (1 for each character in the base roster and Season 1 Pass) 4 Exclusive Pixel Lobby accessories Details This item requires the base game (sold separately) to be used. Additional characters and colors will be available as they are released. This bundle includes items that are sold separately in individual character packs. The palette pack and Pixel Lobby accessories are exclusive to the Season 1 Pass and are not sold separately.

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.