The first cards of the 2016 MLB Draft class in their Minor League Baseball uniforms will arrive in May 2017! Topps Pro Debut Baseball returns in 2017 as the most comprehensive Minor League Baseball trading card release of the season. Compelling thematics such as In The Wins, an insert subset devoted entirely to the brightest young stars in Minor League Baseball, have been added this year to drive interest and collectability. Also look for specially inserted Promo Night Uniform Relic cards featuring jumbo-sized pieces of game-used promotional themed jerseys. Each box will guarantee 2 autograph cards as well as 2 relic cards.