No.
no but that would be so boss if it was real maybe in the future
Not in the form used in Black Ops, no.
you get it from the chest, it is a gun which can blast up to 24 zombies
Yes. You can get the thunder gun on moon, the problem is that it has never been discovered.
no
Upgraded thundergun with an upgraded Ray gun and monkey bombs
Through what most people who have experienced Black Ops Zombies, it hasn't been recorded that two people have got the ThunderGun at the same time. 2 people can have the the thundergun if the first person upgraded it.
Personally, I like the ray gun for zombies. Galil for low levels on multiplayer. Then use commando a 44.
You will not find a method to guarantee getting the Thundergun The related link has more information on the thundergun
no but you can get a thundergun. Its in the Kowloon campaign mission collect 2 tape in recorders
you shoot the box and do 360jump and shoot it again at the same spot and you get the thundergun or shot the box 8x times and knifed=:)
the best combinations on kino der toten is thundergun an aug upgraded