You need to buy Black Ops Limited edition and get the free First Strike Map Pack or if you already have Black Ops you need to purchase the $15 First Strike Map Pack at the PlayStation Store
you need to buy it
You have to buy the multiplayer map pack for black ops to unlock the zombies map ascension
You need to buy a microphone and you need to go online on zombies
re-download the map pack. it should have that option when you go to the marketplace and select to buy it.
You buy ascension as part of the First Strike DLC for the PS3 Xbox 360 or PC at $15 other game versions can not get ascension
If you have the PC PS3 or Xbox 360 game you purchase the First Strike Map Pack for $15. If you have a Nintendo System you don't buy the map pack because it is not available
You need to buy double tap root beer, which on the zombies map Kino Der Toten is located in the alley.
Buy Them
It must be purchased it is not available to unlock and is part of the First Strike map pack sold for $15 only to Xbox 360 and PS3
14.99 You must buy the First Strike Map Pack with 5 maps including Ascension
it's just there
you don't. you have to buy them