Home Fantasy Our 1st Birthday – 60% off sale! Our 1st Birthday – 60% off sale! By Heroic Maps. Published on July 10, 2014. We’re amazed that time has gone so quickly, but we’re celebrating our 1st Birthday on Drivethru RPG this weekend! Help celebrate with our sale – 60% off all titles, from Friday 10am EST to Monday 10am EST! Here’s to another year of RPG maps!