Humble Indie Bundle 4 now includes all games of Humble Indie Bundle 3 taking the tally of total games to 12.
The additional games are - Crayon Physics Deluxe, Cogs, VVVVVV, Hammerfight, And Yet it Moves. So if you missed Humble Indie Bundle 3 this is your chance to get it. Just remember you need to beat the average price or else you will get only 5 games. Also free bonus soundtracks have been added for all games.