SEKOU DOUMBOUYA 2019-20 Panini Contenders GREEN SHIMMER On-Card Auto Redemption! Extremely rare Green Shimmer on-card autograph of rookie sensation Sekou Doumbouya. Panini Contenders Green Shimmer cards are rare retail-only highly limited edition. Very few Green Shimmer cards of each player have become available for sale. You will receive the following Unscratched Redemption Card. 2019-20 Panini […]