Help me find this old bloody anime fantasy movie
Could you be thinking of Legend of Lemnear?

This is a 45 minute OVA that has a female protagonist who is a a champion of silver, there are two other champions as well, one of gold and one of bronze.



From MyAnimeList:


  The young and beautiful Lemnear's home village is destroyed and her brother is taken away. Lemnear swears to kill the evil wizard Gardin who is responsible for the disaster. With her allies Lemnear goes on a journey to take her revenge. She doesn't know, though, that there is someone above Gardin... 




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