Whether it had been the intent or not, Leo's glowing portal draws the attention of whatever's firing in their direction, and it does not seem to consider that maybe aiming at the glow will end with its demise.

The first return shot flies just past it, giving the briefest glimpse of some kind of spider-legged, mechanical silhouette before the next shot it fires flies right back at it.

"Bravo, Leo!" Donnie grins, holding a fist up towards his brother. "I think that's all of them, or at least I'm not picking up anything else around there for now."