Professional gamblers are people who gamble regularly for their primary income and their profits are are treated differently for tax purposes. All of their proceeds are usually considered regular earned income and are therefore taxed at normal income tax rates.

Call of Duty Zombies (originally called Nazi Zombies) was first implemented in the 5th game of the Call of Duty series, Call of Duty: World at War. Ever since then, a zombies game mode was made available in every Call of Duty produced by Treyarch. This includes Call of Duty Black Ops, Black Ops 2, and Black Ops 3.

Ready up your squad for a new open-world PvE Zombies experience in Modern Warfare Zombies featuring some of the biggest enemies in the largest map in Call of Duty history!