DIS-Integrated Circuits!

The story

Josie Beller escapes hospital in a self-built suit that attacks any machine and renames herself Circuit Breaker. She wrecks Blackrock's anti-robot weapon demo, drives off the Decepticons and badly maims Jazz and Wheeljack in the process.

First appearances

• Circuit Breaker

Scoped to this title. Several characters debuted in the G.I. Joe crossover, the Headmasters miniseries or Marvel UK material first.