"Reverse-Flash"
Continues in Flash (2011) #24.
Origin of the New 52 Reverse-Flash (Daniel West).
*Discover the untold origin of Reverse-Flash! Who is he, and what is his relationship to Barry Allen? Secrets are revealed and questions answered as we race through the history of Reverse-Flash right through to Forever Evil! *Source: dccomics.com
First Appearance of William West.