When Glamerspear saw him start to climb, she’d shut off her shield and started conjuring magical spear-tips, sending the constructs hurtling toward him in bursts of three. As her ex receded from view, she stopped firing and brought her shield back up with a personal radius and at moderate strength. She couldn't let him get the drop on her while she was still setting up, after all. And she couldn't waste all of her energy on shielding -- she wouldn't win anything that way.