The Nullbots are robots created by Noriko Null for various tasks: they provide security for Null Tower, can assist her during her experiments, or just be used for menial tasks. They are typically entirely black, they have a humanoid appereance and are without a face.

Nullbots are provided with limited artificial intelligence and are not capable of complex thoughts. They are extremely durable, with security models capable of self-repairing themselves.

First appereance: BTI 041