Transformers #21
Date: October, 1986
Publisher: Marvel Comics
Series: Transformers

Aerialbots Over America! Megatron and the Insecticons hijack a human's brain to drill the Hoover Dam so that energy can be transported to Cybertron via the Space Bridge. The Aerialbots and Superion intervene and cause lots of sound effects!

Writer: Bob Budiansky
Pencils: Ron Perlin
Inkers: Ian Akins and Brian Garvey
Coloring: Nel Yomtov
Letters: Janice Chiang
Editor: Michael Carlin
Editor in Chief: Jim Shooter