Mattel163 is a leading game studio creating highly engaging mobile games for a global audience. Founded in 2017 as a joint venture between Mattel and NetEase, the company operates offices in Los Angeles and Hangzhou and has built a large player base of hundreds of millions. It develops games based on Mattel IPs as well as original IPs, including UNO, Phase 10, Skip-Bo, and UNO Wonder, connecting players around the world through play.