After busting up a group of train robbers hired by Kang the Conqueror, the three time-traveling Avengers and the heroes of the old west learn how to break into Kang's citadel.
After busting up a group of train robbers hired by Kang the Conqueror, the three time-traveling Avengers and the heroes of the old west learn how to break into Kang's citadel.