She has extreme health, one of the highest of the entire game (2,400,000, as much as Cruel Angel Clionel), high damage, moderate range, and high attack rate. Thankfully, she only has a single-target attack, so she really isn't that hard to beat with lots of meatshields.
Time between attacks
300 (Single target)
This Enemy used to be called "Olympienne Cat" Its name was changed as well as its cat counter part in version 5.9.