Download this pack to get a host of new characters for Multiplayer (AUTOBOT HOUND,KICKBACK, SHARPSHOT and HARDSHELL). In addition you also get the Generation2 BRUTICUS colors and 2 unique weapons for use in the single player Campaign (RetroBlaster and Shock Cannon). Lastly, G1 OPTIMUS PRIME is also included for use in boththe single player Campaign or Multiplayer.