Maybe not exactly, but we've had some similar incidents. Blocks of pixels that turned the whole place into a lifeless video game with creepy music. A monstrous enemy in a nightmare castle after everyone wound up sucked into a dream world...

Oh, and plenty of legendary attacks.

[He shrugs his shoulders, glancing at the sky again.]

But I think maybe this is a case where we should fight smarter and not harder. Maybe aiming attacks around them instead of at them?