A commuter dressed as Spider-Man was spotted casually hanging upside down in a Boston train on Wednesday, May 16.This video of the bizarre scene was captured by eyewitness Ashley Armstrong. It showed the would-be Spider-Man checking his phone while hanging from the overhead hand rail.Armstrong wrote: “Just another day on the #MBTA [Massachusetts Bay Transportation Authority]”. She said she spotted the man on a Green Line subway train traveling towards Government Center station.It is thought the video could be a stunt to promote Marvel’s upcoming Spider-Man PlayStation game, due for release on September 7, 2018. Credit: Ashley Armstrong via Storyful