Youjo Senki Watch Order
Tanya Degurechaff is a young soldier infamous for predatory-like cruelty and an uncanny, tactical aptitude that earned her the nickname of "The Devil of the Rhine." Below her innocuous appearance, however, lies the soul of a man who challenged Ser X, the self-proclaimed God, to a battle of wits — which led him to be reincarnated as a little girl in a world of magical warfare. Hellbent on defiance, Tanya is determined to ascend the ranks of her country's army as it slowly plunges into a world war, with only Self X proving to be the strongest obstacle in the recreation of the peaceful life that she once knew. However, her perceptive actions and the combat initiative have an unintended side effect:

Youjo Senki Watch Order :
Youjo Senki
Youjo Senki: Senkyou Houkoku
Youjo Senki Movie
Youjo Senki Movie: Manner Eizou
Related: Top 10 Isekai Anime 2020 Read More...
Source where to watch:
To Support the Creator Watch it on Streaming Services Down Below:
"If it is not available in your region you can try the below list of links which will provide you with the same experience and satisfaction. We neither encourage piracy nor support it. We thrive to provide our supporters with the best anime experience out there"