to get to arcade mode you first must be at the main screen, and either use R2, L2(PS3) or R, and L(X360) to break free from the chair restraints, from there alex mason can then walk around the room and return to the chair at any time but to get arcade mode you have to go to the back of the room behind the chair and go on the computer and type in "DOA"(Dead Ops Arcade) this will initially start up the game for you to play and if you wish to play again you can simply access it through "Zombies" as a new map.
you unlock "five" the pentagon level for zombies. you also unlock the dead ops zombie arcade game.
DOA -unlocks Dead Ops Arcade. 3arc unlock -unlocks everything 3(trey)arc! =.=
call a duty black cops
You need to unlock the weapons.
yes, there is Dead Ops Arcade. enter the code 3arc unlock to unlock this mode, and/or five.
an achievement
You use the computer to input codes like: DOA-unlock Dead Ops Arcade 3ARC INTEL-unlock all Intel for viewing 3ARC UNLOCK-unlock all zombie maps
Break away from the torture chair, and go to the computer. Type DOA in. You should unlock Dead Ops Arcade.
DOA (Dead Ops Arcade) to get an arcade - 4 player - version of zombies
its one of the first things u unlock
Ranking up...
doa zork 3arc unlock