As many people already know, the final sets of downloadable maps for Halo 3 are being released soon. The pack is called the Mythic Map Pack and contains 3 maps called: ‘Sandbox’, ‘Orbital’ and ‘Assembly’. Just the names alone don’t really get you excited, but here’s some quotes from Bungie about the new maps and what to expect. Sandbox “Combines large-scale vehicular combat with a limitless amount of Forge customization. Boasting a tiered, open-world layout, Halo 3 players will be able to build their own unique game experiences using the Forge map editor. Sandbox is a map unlike any Bungie has ever created.” Assembly “Set in the heart of a Covenant Scarab manufacturing facility. With two identical bases on either…