This Dra. "X"... hum! (Colored)

Continuing the barage of:
Updating Drawing with...
Their colored counterparts!

Here, we see Dra. Cate,
Presenting her mysterious
Frind, named (for now) as...
Dra. "X"
I wonder why "X"?

And, if you go to the
Original Post, you'll see
The colored Drawing there!

Dra. Cate presents her Friend... Dra."X"