You can find Reanimal's secret code in Chapter 1: Dead in the Water. However, note that the secret code is the same in every game, so if you've already passed this chapter and just want the answer, go ...

Beta codes are acquired in a variety of ways. The most common way to get a beta code is by pre-ordering any edition of Black Ops 6 (BO6), which currently includes the Standard and Vault Editions. When ...