Toto

Toto is the robobrain that accompanies Dorothy, the NCR engineer in Fallout 2.

Background
Toto is a robot, a maintenance model. It appears that Toto has a dog's brain, considering that it makes dog noises.

Appearances
Toto appears only in Fallout 2.

Behind the scenes
Toto and her handler Dorothy are a reference to The Wizard of Oz.