Rust rash

Rust rash is a symptom of Transformer illness from the Generation 1 continuity family.

Under certain malign conditions, Transformers may develop a rust rash.

Fiction

Character profiles

The Technobot Lightspeed is allergic to most fuels commonly consumed by his kind. This means he must always take a special lead sulfide additive when refueling, or his engine will experience severe knocking, a rust rash among the consequences.