Avengers Standoff One-shots (2016)

Pleasant Hill looks like the perfect small-town community -- but underneath the surface, a deadly secret lurks. One so explosive it will draw estranged allies Steve Rogers and Sam Wilson back together to save a friend in danger and put things right. But when the combined might of the Captain Americas isn't enough, whom do they call? In the face of unspeakable evil, it's time for the Avengers to Assemble like never before!