Grand Research Challenges in Games and Entertainment Computing in Brazil GranDGamesBR 2020 2030 : First Forum GranDGamesBR 2020 Recife Brazil November 7 10 2020 and Second Forum GranDGamesBR 2021 Gramado Brazil October 18 21 2021 revised selected papers This book constitutes selected papers presented during the two events: the First Forum GranDGamesBR 2020 held in Recife Brazil in November 2020 and the Second Forum GranDGamesBR 2021 held in Gramado Brazi in October 2021. The 12 papers presented were thoroughly reviewed and selected from 24 submissions. The topics included in this volume cover the following fields connected to games and entertainment computing: game design educational games games evaluation game based learning player experience human computer interaction games industry business models game software ecosystems ethics serious games cyberdemocracy emotional design computer graphics cognitive simulation immersive entertainment virtual augmented extended reality gamification and creative process