Over the years, many Marvel and DC heroes have battled versions of themselves from alternate realities or twisted storylines.

Following a brief cameo in this summer's blockbuster Superman, the wrestler-turned-actor has now reprised his role in a second season of the hit show focusing on the titular vigilante, with the first ...

Frank Grillo has already voiced Rick Flag Sr. in Creature Commandos, has appeared in Superman, and now returns in Peacemaker.