Uuummm, would you like a salad with your steak, ma'am? Pic is a bit odd, but I like it.

I guess this is Taokaka but without the "Chomp face". Tag added.

Doesn't have Tao or Blazblue connected in any way that I could see on pixiv.

She is a personification of a creature called くゎみ and created by the creators of "Art Dog" meme. They chopped up the twitter avatar of a certain cosplayer and made up this stag beetle-like character. See also this ”Basic Knowledge of Web Communications” article(Japanese).