M313 Elephant

Overview
Little is known about this UNSC vehicle at present. It appears to be analagous to the Covenant Scarab, and it is described as a Jawa Sandcrawler. 12 soldiers can ride it, it can house a Mongoose under its belly, its driveable, has a turret, can respawn troops, and holds both the flag and the capture point. Only available in Sandtrap as of now, and is the only thing specifically mentioned not to be included in Forge. It is expected to make it's debut in Halo 3. We await further, more conclusive evidence before expanding upon this article.