Batariel
Batriel, Batârêl or Matriel, Matârêl was the 12th Watcher of the 20 leaders of the 200 fallen angels that are mentioned in an ancient work called the [Book of Enoch]. The name is generally believed to be "valley of God" bathar-el and Babylonian in origin. Michael Knibb lists the translation for this Angel based on the Ethiopic Book of Enoch as "Rain of God".