L4D1 Intro plays before L4D2 Intro
Replaces the Valve logo with the L4D1 intro. So you get to watch the L4D intro followed by the L4D2 intro. Instructions: >Go to \Steam\SteamApps\common\Left 4 Dead 2\left4dead2\media >Rename the original valve.bik into valve_backup.bik...