Gareb is the second oldest of four brothers, Ilan, Kenny and Stephen Shamus.^[16] As a child, he collected comic books and sports cards. His early loves were Spider-Man, Batman, and Mad magazine.^[17] As a teenager, he gravitated to more mature comics created by artists like Todd McFarlane and Frank Miller (who began working on The Dark Knight Returns and Daredevil when Shamus was a teenager in the 1980s).^[18] Shamus studied economics at the University at Albany, SUNY and graduated magna cum laude with a Bachelor of Arts degree in economics and a minor in art in 1990.^[16]

Gareb has his own art studio and gallery to produce and display his art. Today, he has gallery shows and art fairs lined up across the US, with a backlog of commissions.^{[19][peacock prose]}

In the 1980s, Shamus' parents opened a sports card and comic book store in Nanuet, New York, where Shamus worked.^[20] When he graduated from college, he started comic book newsletter, Wizard: The Guide to Comics, for the store’s customers. It became popular enough turn into a monthly magazine in 1991. After only one year, Wizard went worldwide, published in over fifty countries and in multiple languages,^[18] and Shamus became a celebrity in the comic book world.^[7] Over the next few years he launched more magazines covering toys, games, animation and everything "superhero" (movies, TV shows, video games and toys).

As Wizard Entertainment, Shamus bought the Chicago Comicon in 1997, and expanded its scope and boosted attendance from a few thousand to 25,000 the following year.^[1] There are 21 Wizard World comic conventions and pop-culture conventions in the United States.^[16][21]

ACE Universe is a New York-based media and experiential events company founded by Gareb Shamus and Stephen Shamus. When they were young, their mother opened a comic book store and card shop called The Wizard of Cards and Comics in Nanuet, New York.^[22] Gareb is a pop-culture expert, founder of the largest Comic Con tour in the world, an original producer of national Comic Cons and publisher of multiple award-winning magazines published in 75 countries worldwide.^[23]

• "Squeezed," Coldstream Fine Art, Toronto, July 8 – August 2, 2017
• "Rungs of Life," Art Exchange London, September 23, 2016
• "Early Days," Art Helix, Brooklyn, September 16, 2016
• "The Pivot Collection," MRG Fine Art, Sherman Oaks, California, July 16, 2016
• "All Art Everything," Guy Hepner Gallery, New York, April 8, 2016^[24]

• Official website