Eltnum is a mysterious individual who wanders the Night, claiming to have ties to another world. She considers the In-Births around her to be rookies. Eltnum is a composed person who aims for perfection. She likes throwing jokes which break the fourth wall, as well as referencing other characters from her home series. Eltnum's ability is the EXS of Precision: Analysis. In reality, it is actually a Magic Circuit from her world. She's originally Sion Eltnam Atlasia from the Melty Blood series.