Eratoeir(called "Erato" for short)is a minor antagonist-turned-protagonist from Megaman X Dive. She is the result of an error in the Deep Log alongside her younger siblings Angepitoyeir and Droitclair. She also is inhabited by the Sigma Virus. While she appears to be like a Reploid, it is due to her initially appearing due to an error, appearing as a well endowed woman with rounded segments of light colored armor on her shoulders, forearms and legs some of which have blue round gems on them. The rest of her body sports black tights with some open sections and the rest having pink stripes lined along it. Her eyes are multicolored being yellow and pink with the pupils of it being light blue. She has long pink hair tied in a ponytail which is wavy at the ends, her bangs are styled to resemble cat ears. Her abilities aren't as easy however she can do things like deploying an energy field "Sacred Realm" which causes those within it to sustain damage and weakened defenses, her other being "Divine Summoning" which allows her to conjure a form of spirit to attack with albeit temporarily.