"Access the terminal and battle the forces of the Cosmic Silverback in Dead Ops Arcade" - 5 points"Insert Coin" is a trophy/achievement in the Call of Duty: Black Ops Nazi Zombies game mode. To earn this achievement, the player must first break free from the torture chair at the main menu, then walk over to the terminal computer, and finally enter the code "DOA". "DOA" is short for "Dead Ops Arcade". Upon putting in this code, a game of Dead Ops Arcade will begin, and the trophy/achievement will be earned.
- The only way to ever play Dead Ops Arcade is to do what is required to earn this achievement/trophy.
- This can be the second achievement/trophy earned.