George Pérez was an American comic book artist and writer whose titles include The Avengers, Teen Titans, and Wonder Woman. Notable works include: Deadly Hands of Kung-Fu, Creatures on the Loose, Action Comics and Crisis on Infinite Earths. Perez would achieve his first taste of success during a memorable run on Marvel's The Avengers in the 1970's, developing a style that would define him for his decades long career. In the 1980's Perez would go over to DC where he would launch the hugely successful New Teen Titans with writer Marv Wolfman, the title was so popular it would crossover with Marvel's X-Men. When DC needed an artist for it's company re-defining event series Crisis on Infinite Earth's Perez was the obvious choice, with his ability to effortlessly draw dozens of different characters at once. Perez would also have his hand in a successful reboot of Wonder Woman in the late 1980's. In the early 90's he would work with Jim Starlin on his Thanos saga, drawing the bulk of the Infinity Gauntlet mini-series. That was followed by a triumphant return to The Avengers and a JLA/Avengers crossover. Perez would draw hundreds more comics featuring nearly every Marvel and DC character before health issues forced his retirement in 2018.
Ernesto Colón Sierra was a stateside Puerto Rican comics artist, known for his wide-ranging career illustrating children's, superhero, and horror comics, as well as mainstream nonfiction. Worked on the following titles among others: Creepy, Eerie, Vampirella, Arak, Son of Thunder, Arion, Lord of Atlantis, The Flash, Green Lantern, and Wonder Woman.