You're not going to find much on information here. So far there isn't much to tell.

She was brought into Issue 317 of Uncanny X-Men,Only to be killed in X-Men 37, in the same month. However, she did show up during the Age of Apocolype series, and was a big hit.

Big enough, that this December, her own 4 part mini-series will begin!

For those who wonder, the word mertsanie (Мерцание) means blink in Russian.