Kent Zonestar, the artist who created the first Hero of Time design, allowed me to make a follow-up design in honor of Back to the Future Day.
Check out his design, Hero of Time, here:
http://www.redbubble.com/people/kentzonestar/works/8194228-hero-of-time?grid_pos=26&p=t-shirt
Check out his other work:
http://www.redbubble.com/people/kentzonestar?ref=artist_title_name
Sale Price: $24.95