Brain Tank

The Courier's brain is the brain of the Courier.

Background
The Courier's brain is taken out of the Courier by the think tank of the Big Empty and subsequently lost by them, the brain begins to enjoy the peace and quiet.

Appearances
The Couriers Brain appears in the Fallout: New Vegas add-on Old World Blues.

Bugs

 * After progressing through the dialog with the courier's brain the option to say "So, what, you'd rather just stay here? Never leaving that tank of... whatever that stuff is?"  Appears, however if you choose it you will get stuck in a never ending speech loop.