Odin is the supreme Norse god and the king of the Æsir gods. He is set to fight in a future match of Ragnarok.
Similar to his son, Thor, he is a man of few words. He rarely speaks and his form of communication is mainly through his two crows, Huginn and Munnin, who rest on his shoulders.
(Source: Shuumatsu no Valkyrie: Record of Ragnarok Wiki)