That time I got reincarnated as a Slime

An anime series that takes place in a sword and sorcery world. The story is about a character that got reincarnated in this world as a slime named Rimuru, who goes on to gather allies to build his own nation of monsters.

Soon Rimuru and his subjects draw the attention of nearby foreign powers, from monarchs and legendary heroes to demon lords, some seeking to become their allies, others intending to take advantage of or destroy them completely.