"Yu Yu Hakusho: Eizou Hakusho OVA" is a Japanese OVA (original video animation) special that was released in 1994, not 2021. However, I assume you're looking for a story related to Yu Yu Hakusho, and I'll provide you with a brief summary.
If you're interested in watching Yu Yu Hakusho, I recommend checking out the original anime series (1990-1994) or a reliable streaming platform that offers the show with English subtitles. Enjoy! yu yu hakusho eizou hakusho ova mkv dvdrip 2021
A very specific request!