Species Human (past life) → Slime Kind Reincarnated, Otherworlder Rimuru Tempest, formerly known as Satoru Mikami, is the main protagonist of Tensei Shitara Slime Datta Ken. They are the founder and King of the monster country Tempest, situated in the Great Jura Forest, and the partner and sworn friend of Storm Dragon, Veldora Tempest.