The Mandalorian, Ahsoka Tano and Grogu (also known as Baby Yoda) are shown on the left as a family attends San Diego Comic Con. Geralt of Rivia (Henry Cavill) and Yennefer (Anya Chalotra) are characters from Netflix’s hit series, The Witcher, cosplay costumes based on the popular series of video games. SDCC look at this amazing Yen and Geralt! Cosplay, known as costume play, involves players wearing costumes and fashion accessories to represent specific fictional character for fun.