Something is called "unthemely" when it doesn't fit into our MUX theme. This can be a character from another, non-canon fictional universe (such as Rodimus Prime, who doesn't exist on TFU because the animated movie never happened), or it can be something declared not to exist in the TFU universe at all, such as Robot-Robot sex. If you have any questions about what is or is not thematic at TFU, ask the Theme Head. This article is a . You can help My English Wiki by expanding it.