New in 2018 is Panini Elements Football, which pays homage to the periodic table and features a vibrant design, metal base cards, and on-card autographs. Look for one on-card metal autograph per box with Steel Signatures and RPS Rookie Steel Signatures. These cards parallel to Gold Signatures (#’d /25) and Platinum Signatures (#’d 1/1), each on a unique substrate of metal. Find Base Metal cards (#’d /75) which feature a stunning new design with vibrant photography printed on metal and paralleling to Copper (#’d /25), Gold (#’d10) and Platinum (#’d 1/1) Hunt for Mettle Moments a short printed metal insert, which falls one per case and highlights some of the greatest moments in NFL history. This limited 20 card insert is #’d /50, and it parallels to Copper (#’d /25), Gold (#’d /10), and Platinum (#’d 1/1). Pull one metal-framed memorabilia card per box from inserts that include Transitions Materials, Radioactive Materials, and Xenon Rookie Jumbo Materials. Each memorabilia card will have either a Silver (max #’d /125), Gold (max #’d /99), or Black (# 1/1) metal frame.