The file format "MKV" stands for Matroska Multimedia Container, a flexible, open-standard video container format that can hold an unlimited number of video, audio, and subtitle tracks. The inclusion of MKV suggests that the video is encoded in a format that is highly compatible with digital devices and platforms, offering high-quality video and audio.
If you have a complete MKV bundle, it typically contains the following distinct files/episodes: Yu Yu Hakusho Eizou Hakusho OVA MKV DVDRip
I notice you’re asking about in the context of "paper." It’s a bit unclear what specifically you need. The file format "MKV" stands for Matroska Multimedia