Here is your first look at Black Ops 2′s Zombies Mode with the just released Zombies preview trailer. The full Black Ops 2 Zombies reveal is coming September 26th.
Here’s a description of how the bus fits into the gameplay according to a recent info leak:
“The bus” is a brand new attribute to the epic experience which is Nazi Zombies. The bus is driven around by a robotic driver in a set course. The player can ride around the bus throughout the never-before-seen mega-map, “Tranzit”. The team can pay in-game points to make certain upgrades to this bus which include things such as speed, armor, and other “perks”.