as little as 4 or as much as 9 no more or less pure chance
You can use the mystery gift as many times as you want.
12 times
Certain perks if used to many times will disappear. They will not return. If you are talking about the mystery box look on a wall near to the box when it disappears and it should show a map with the location of the box (if the power is on).
there are many people and facts that say yes
You have to have at least 950 points to get a gun from the mystery box in black ops zombies.
Maybe, How big is it? or How many inmates there are? or How many times Joker has escaped?
If you get the Prof. Oak's letter you cannot get it again its the same with azure flute and member pass. you can search for mystery gifts how many times you like tho.
no limit.
You only have to do it once if you want to get it it may take many times.
Hardened Black Ops can have 7 maps plus 2 from the map packs for black ops for 9 total
The theme of "The Black Book of Secrets" revolves around secrets, power, and the consequences of greed. The book explores how secrets can be both liberating and destructive, and the impact they have on individuals and society as a whole.
Yes u need a friend for the mystery gift.U can only activate it once but use it as many times as u want.