The PlayStation Store has been updated, and that means Killzone 3's "From the Ashes" map pack is ready for you to download. For $4.99, you get four multiplayer maps -- two of which are classic arenas -- but only saps pay for stuff, right? Below, you'll find flythrough videos for each map, and throughout the day, we'll be posting 10 one-time use codes that you can use to download the map pack for free. Once someone redeems one, they're gone...