Lies of P: Door Guardian

This boss was simple once I realized it was a puzzle to solve. Let’s just ignore that it took me three and a half attempts to realize it (you can pretty much see in this video the moment it clicked for me).
My full "Lies of P" playlist:
• ButMadNNW plays: Lies ...
"Lies of P" (2023) developed by Neowiz Games and Round8 Studio, and published by Neowiz Games.
In case you wondered, comments are turned off because I don't upload these for feedback, but just to share. Hope you enjoy and have a nice day! :)