In Legacies, Hope linked Lizzie and Landon so if Lizzie died she would be resurrected when Landon resurrected. But in The Vampire Diaries season 3 finale Esther linked Elena and Alaric, when Elena died so was Alaric and then Elena resurrected because she had vampire blood in her system but Alaric didn’t. It’s basically the same thing, so why Alaric wasn’t come back to life?