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MKV container (standard for multiple audio/subtitle tracks). one pieces1e131080phinengjappikahdcommkv
The Straw Hat Pirates are fleeing from the Marines and encounter a large old goat on a deserted island. The goat, named called "Old Man" by the locals (or associated with the hermit they meet), is revealed to be suffering from a terminal illness. The crew meets a young doctor who is trying to cure the goat. Filenames like this often come from unverified torrents
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– Rename to standard format: One Piece - S01E13 - The Terrifying Duo! (1080p Dual Audio Eng-Jap) [pikahd].mkv one pieces1e131080phinengjappikahdcommkv