Netflix has dropped the full-length trailer for The Witcher: Blood Origin, which somehow brings in Joey Batey’s Jaskier into the fold. Set 1,200 years prior to Geralt of Rivia’s world, the spin-off prequel series follows seven outcasts, as they unite in a blood quest to topple an unstoppable empire. The four-episode series stars Michelle Yeoh, Laurence O’Fuarain…