Pterror

Pterror is a Transformer from the Generation 1 continuity family.

You can't see me!

_{This character has no official visual representation in any Transformers product or media... yet, at least.}

Pterror of Tarn is a Transformer.

Fiction

IDW Generation 1 continuity

At some point, Pterror "disappeared", possibly because he was brought to the future by Censere using the time case. Censere, unaware of his future self's actions, listed Pterror on a monument to the unaccounted for. Anomie