After her major Black Canary death in Arrow season 4, Arrowverse star Katie Cassidy looks back on the controversial superhero ending on The CW show.

The Flash introduced the Arrowverse’s multiverse, and in the Season 2 episode “Invincible,” viewers met Black Siren, who was allied with Zoom at the time and had the metahuman ability to sonic scream, ...

Katie Cassidy would go on to have an impactful run across the Arrowverse in so many ways – but there was no way she would know that heading into April 6, 2016. That was when The CW's Arrow ...