Trimmau

About

Trimmau is a maid golem currently serving Reines El-Melloi Archisorte. She was formerly the Mystic Code of Kayneth El-Melloi Archibald, Volumen Hydrargyrum, before being inherited and reworked by Lord El-Melloi II.

(Source: TYPE-MOON Wiki)

Anime

Supporting Lord El-Melloi II's Case Files: Rail Zeppelin Grace Note

Manga

Supporting Lord El-Melloi II Case Files

Supporting Type-Moon Gakuen: Chibichuki!

Supporting Lord El-Melloi II-sei no Jikenbo