A veteran and much acclaimed comics creator, Gibbons is most well known as the artist and co-creator (with writer Alan Moore) of the groundbreaking series Watchmen for DC Comics in 1985. He was also artist/co-creator of the similarly acclaimed Martha Washington series with famous writer Frank Miller, also for Dark Horse.
- Batman versus Predator trade paperback
- Aliens magazine
- Decade: A Dark Horse Short Story Collection trade paperback
- Aside from his work on Aliens comics, the short story Martha Washington's War Diary by Gibbons and Frank Miller was given away as a free mini-comic with Aliens magazine, Vol. 2 #1.