Hyperbeam cannot hit players that bebop's model has no line of sight of

[jazzumness]

Even if an enemy's model is visually inside the hyperbeam, they will take no damage if bebop's model is not in line of sight of them.
This can be seen here in this screenshot

image hosted at ImgBB

Image image hosted on ImgBB

ibb.co

Abrams is taking no damage as the pillar blocks line of sight to bebop