The "2021" version you are seeing likely refers to a or high-quality fan encode (DVDRip/MKV) that surfaced around that time, often paired with the newer 2018 OVAs ("Two Shots" and "All or Nothing"). 📺 What’s Inside Eizou Hakusho? This collection is divided into three main parts:
Yu Yu Hakusho Eizou Hakusho OVA MKV DVDRip 2021: The Ultimate 25th Anniversary Guide yu yu hakusho eizou hakusho ova mkv dvdrip 2021
Searching for "yu yu hakusho eizou hakusho ova mkv dvdrip 2021" often brings up results from niche anime preservation communities, torrent trackers specializing in retro anime, or dedicated fansite archives. The "2021" version you are seeing likely refers