In a perpetual game of oneupmanship, the Avengers and company trade barbs, creating plenty of opportunities to alleviate the dourness of tragedies. (gonewiththetwins.com)
There is little time for intimacy, however, when the film takes a breath from plot, character dynamics pop, namely any banter between the Guardians, Peter Quill's quippy alpha oneupmanship with Thor, the ego clash between Tony Stark and Doctor Strange, and Wanda and Vision's warm bond. (kibsreviews.blogspot.ru)
I'm not interested in playing oneupmanship games. (planet3.org)