The Garbage Pail Kids x Madballs partnership continues on. The next item launching is a t-shirt from Mishka. The company is planning on launching a shirt through the NTWRK app on Thursday, May 6 at 8:00 PM EST. The shirt features all new artwork designed by Mishka’s Greg Rivera, and painted by Joe Simko. The company also had promo cards printed by Topps with the same artwork. The cards will be given to the first 300 t-shirt purchasers.