It handles almost any media format (MKV, MP4, AVI, FLAC, etc.) without requiring external codecs.
MPlayer, often identified in the mobile market as an all-in-one media solution, is a powerful and lightweight application for Android and other platforms. The "Gold" or "Pro" versions typically refer to premium, ad-free builds that offer expanded features like 8K video support and professional editing tools.
“Mplayer is fantastic and lightweight, it can handle everything.” SourceForge