That shock death twist from Crisis On Infinite Earths explained: ‘No one is safe’

Crisis On Infinite Earths aired a shock Green Arrow twist in the first hour (Picture: The CW)
Warning: Article contains spoilers for Crisis On Infinite Earths
Crisis On Infinite Earths, the epic Arrowverse crossover event, dealt fans a sucker punch within the first hour that still has us reeling.
It certainly hit the ground running when it aired in the US at the weekend delivering one heck of a twist in episode one. If you’re not prepared to find out what that twist is – we suggest y