>>281380196
The spoilered text, anon. But a further explanation: Metatron manifested originally without a host so it deemed itself unable to give a proper judgement for mankind. So it selected Jeanne d'Arc to achieve that purpose.
That's Metatron is more human-looking than the other angels.

>>531924417
Sorry, no. That's just Jeanne equipped with the Metatron name. Angels without a host look like this.