オーバーロード ぷれぷれぷれあです4
The fourth wave of parody shorts for Overlord IV airing on AT-X immediately following the main broadcast, later streamed on Kadokawa's official YouTube channel as a limited viewing and also going to be included on the Overlord IV Blu-rays.
Note: Each episode is only available on the channel for a limited time, spanning 2 weeks long from the upload date.