This is the third and final DLC (down-loadable content) for Halo 4 and this is an awesome one for those of you that love to go on a splatter spree.
MacArthur Media • April 15, 2013 • https://macstudentmedia.com/18801/entertainment/frankly-speaking-halo-4-castle-map-pack/
Frankly Speaking: Halo 4 Castle Map Pack