Upgrade Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. A brutal mugging leaves Grey Trace paralyzed in the hospital and his beloved wife dead. A billionaire inventor soon offers Trace a cure — an artificial intelligence implant called STEM that will enhance his body. Now able to walk Grey finds that he also has superhuman strength and agility — skills he uses to seek revenge against the thugs who destroyed his life. Find out the following actor, actress, character names, and other movie-related words hidden in this word search puzzle based on this movie.. This includes identifying and searching for words that are related to : Ri, Ming, Green, Zhu Hii, Jie Kwok, James Ao, Zia Kelly, Kenny Low, Matt Davis, Cat Franke, David Lieu, Emily Havea, Kai Bradley, Abby Craden, Dave Mondon .